feat: update parallelization for 0variance

.gitea/workflows/build_and_test.yml

@@ -1,8 +1,5 @@
 name: Build and Test with Maven
-on:
-  push:
-    branches-ignore:
-      - master
+on: [push]
 
 jobs:
   Build-and-test-with-Maven:
@@ -18,11 +15,11 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: '25'
+          java-version: '23'
           cache: 'maven'
       - name: Compile project
         run: |
           mvn compile
       - name: Run tests
         run: |
-          mvn test
+          mvn test

.gitea/workflows/sonarqube.yml

@@ -1,45 +0,0 @@
-on:
-  push:
-    branches:
-      - master
-  pull_request:
-      types: [opened, synchronize, reopened]
-
-name: SonarQube Scan
-jobs:
-  sonarqube:
-    name: SonarQube Trigger
-    runs-on: ubuntu-latest
-    steps:
-    - name: Checking out
-      uses: actions/checkout@v4
-      with:
-        # Disabling shallow clone is recommended for improving relevancy of reporting
-        fetch-depth: 0
-    - name: Install maven
-      run: |
-        apt update
-        apt install -y maven
-    - name: Install java
-      uses: actions/setup-java@v4
-      with:
-        distribution: 'temurin'
-        java-version: '25'
-        cache: 'maven'
-    - name: Compile project
-      run: |
-        mvn clean dependency:copy-dependencies verify
-    - name: SonarQube Scan
-      uses: SonarSource/sonarqube-scan-action@v5.3.0
-      env:
-        SONAR_HOST_URL: ${{ secrets.SONARQUBE_HOST }}
-        SONAR_TOKEN: ${{ secrets.SONARQUBE_TOKEN }}
-      with:
-        args: >
-          -Dsonar.projectKey=Java-TX
-          -Dsonar.sources=src/main/java
-          -Dsonar.tests=src/test/java
-          -Dsonar.junit.reportPaths=target/test-reports
-          -Dsonar.java.binaries=target/classes
-          -Dsonar.java.libraries=target/dependency/*.jar
-          -Dsonar.coverage.jacoco.xmlReportPaths=target/site/jacoco/jacoco.xml

README.md

@@ -1,7 +0,0 @@
-## Java-TX Compiler
-
-[![Lines of Code](https://gitea.hb.dhbw-stuttgart.de/sonarqube/api/project_badges/measure?project=Java-TX&metric=ncloc&token=sqb_d4a372fca7a6b86441243728a6ea5f88183db5eb)](https://gitea.hb.dhbw-stuttgart.de/sonarqube/dashboard?id=Java-TX)
-[![Coverage](https://gitea.hb.dhbw-stuttgart.de/sonarqube/api/project_badges/measure?project=Java-TX&metric=coverage&token=sqb_d4a372fca7a6b86441243728a6ea5f88183db5eb)](https://gitea.hb.dhbw-stuttgart.de/sonarqube/dashboard?id=Java-TX)
-[![Quality Gate Status](https://gitea.hb.dhbw-stuttgart.de/sonarqube/api/project_badges/measure?project=Java-TX&metric=alert_status&token=sqb_d4a372fca7a6b86441243728a6ea5f88183db5eb)](https://gitea.hb.dhbw-stuttgart.de/sonarqube/dashboard?id=Java-TX)
-
-Work in Progress Java-TX Compiler repository!

pom.xml

@@ -12,37 +12,37 @@ http://maven.apache.org/maven-v4_0_0.xsd">
 	<url>http://maven.apache.org</url>
 	<dependencies>
 		<dependency>
-			<groupId>org.junit.jupiter</groupId>
-			<artifactId>junit-jupiter-api</artifactId>
-			<version>5.13.2</version>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.13.2</version>
 			<scope>test</scope>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.antlr/antlr4 -->
 		<dependency>
 			<groupId>org.antlr</groupId>
 			<artifactId>antlr4</artifactId>
-			<version>4.13.2</version>
+			<version>4.11.1</version>
 		</dependency>
 		<dependency>
 			<groupId>commons-io</groupId>
 			<artifactId>commons-io</artifactId>
-			<version>2.19.0</version>
+			<version>2.16.1</version>
 		</dependency>
 		<dependency>
 			<groupId>io.github.classgraph</groupId>
 			<artifactId>classgraph</artifactId>
-			<version>4.8.180</version>
+			<version>4.8.172</version>
 		</dependency>
 		<dependency>
 			<groupId>com.google.guava</groupId>
 			<artifactId>guava</artifactId>
-			<version>33.4.8-jre</version>
+			<version>33.2.0-jre</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.ow2.asm/asm -->
 		<dependency>
 			<groupId>org.ow2.asm</groupId>
 			<artifactId>asm</artifactId>
-			<version>9.8</version>
+			<version>9.5</version>
 		</dependency>
 		<dependency>
 			<groupId>org.java-websocket</groupId>
@@ -64,51 +64,28 @@ http://maven.apache.org/maven-v4_0_0.xsd">
 			<artifactId>JColor</artifactId>
 			<version>5.5.1</version>
 		</dependency>
-		<dependency>
-			<groupId>org.jcommander</groupId>
-			<artifactId>jcommander</artifactId>
-			<version>3.0</version>
-		</dependency>
 	</dependencies>
 
 	<build>
 		<plugins>
-			<plugin>
-				<groupId>org.jacoco</groupId>
-				<artifactId>jacoco-maven-plugin</artifactId>
-				<version>0.8.13</version>
-				<executions>
-					<execution>
-						<goals>
-							<goal>prepare-agent</goal>
-						</goals>
-					</execution>
-					<execution>
-						<id>report</id>
-						<phase>prepare-package</phase>
-						<goals>
-							<goal>report</goal>
-						</goals>
-					</execution>
-				</executions>
-			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.14.0</version>
+				<version>3.11.0</version>
 				<configuration>
-                    <source>25</source>
-                    <target>25</target>
+					<compilerArgs>--enable-preview</compilerArgs>
+                    <source>23</source>
+                    <target>23</target>
                 </configuration>
 			</plugin>
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>3.5.3</version>
+				<version>3.1.0</version>
 				<configuration>
 					<redirectTestOutputToFile>true</redirectTestOutputToFile>
 					<reportsDirectory>${project.build.directory}/test-reports</reportsDirectory>
-					<argLine>${argLine} --enable-preview</argLine>
+					<argLine>--enable-preview</argLine>
 					<trimStackTrace>false</trimStackTrace>
 					<excludes>
 						<exclude>**/JavaTXCompilerTest.java</exclude>
@@ -120,7 +97,7 @@ http://maven.apache.org/maven-v4_0_0.xsd">
 			<plugin>
 				<groupId>org.antlr</groupId>
 				<artifactId>antlr4-maven-plugin</artifactId>
-				<version>4.13.2</version>
+				<version>4.11.1</version>
 				<executions>
 					<execution>
 						<id>antlr</id>
@@ -133,7 +110,7 @@ http://maven.apache.org/maven-v4_0_0.xsd">
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-jar-plugin</artifactId>
-				<version>3.4.2</version>
+				<version>3.3.0</version>
 				<configuration>
 					<archive>
 						<manifest>

resources/LaufzeitTests/DeeplyNested.jav

@@ -0,0 +1,51 @@
+class C1 {
+    C1 self() {
+        return this;
+    }
+}
+
+class C2 {
+    C2 self() {
+        return this;
+    }
+}
+
+class Example {
+    untypedMethod(var) {
+        return var.self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self()
+                  .self().self().self().self();
+    }
+}

resources/LaufzeitTests/GridSearch.jav

@@ -0,0 +1,43 @@
+import java.lang.Integer;
+import java.lang.Boolean;
+import java.util.Queue;
+import java.util.Vector;
+import java.util.List;
+import java.util.ArrayDeque;
+
+class Pos {
+    public Integer x;
+    public Integer y;
+    public Pos(Integer x, Integer y) {
+        this.x = x;
+        this.y = y;
+    }
+}
+
+class GridSearch {
+
+    Pos search(Vector<Vector<Boolean>> grid) {
+        var w = grid.size();
+        var h = grid.getFirst().size();
+
+        // keep a queue on which cells to check
+        var cellQueue = new ArrayDeque<Pos>();
+        cellQueue.add(new Pos(0,0));
+
+        while (!cellQueue.isEmpty()) {
+            var pos = cellQueue.poll();
+            // if the target was found: return the position
+            var value = grid.get(pos.x).get(pos.y);
+            if (value) {
+                return pos;
+            }
+
+            // keep searching on neighboring tiles
+            if (pos.x < w-1)    cellQueue.add(new Pos(pos.x + 1, pos.y));
+            if (pos.y < h-1)    cellQueue.add(new Pos(pos.x, pos.y + 1));
+        }
+
+        return (Pos)null;
+    }
+
+}

resources/LaufzeitTests/Mask.jav

@@ -0,0 +1,42 @@
+import java.util.List;
+import java.util.AbstractList;
+import java.util.Vector;
+import java.lang.Integer;
+
+class Pixel {
+    public color;
+}
+
+class Mask {
+
+    mask;
+
+    Mask(mask) {
+        this.mask = mask;
+    }
+
+    apply(pixels) {
+        var w = mask.size();
+        var h = mask.get(0).size();
+        var imgW = pixels.size();
+        var imgH = pixels.get(0).size();
+
+        for (var x = 0; x < imgW - w; x++) {
+            for (var y = 0; y < imgH - h; y++) {
+
+                var total = 0;
+                for (var xd = 0; xd < w; xd++) {
+                    for (var yd = 0; yd < h; yd++) {
+                        var p = pixels.get(x + xd).get(y + yd);
+                        var m = mask.get(xd).get(yd);
+                        total = total + (p.color * m);
+                    }
+                }
+
+                pixels.get(x).get(y).color = total;
+            }
+        }
+
+        return pixels;
+    }
+}

resources/LaufzeitTests/PascalsTriangle.jav

@@ -0,0 +1,39 @@
+import java.lang.Integer;
+import java.lang.Boolean;
+import java.util.ArrayList;
+import java.util.HashMap;
+
+public class PascalsTriangle {
+
+    create(n) {
+        var rows = new ArrayList<ArrayList<Integer>>();
+        var evens = new ArrayList<ArrayList<Boolean>>();
+
+        if (n <= 0) return rows;
+        // first row
+        rows.add(new ArrayList<Integer>(1));
+        evens.add(new ArrayList<Boolean>(false));
+
+        for (int y = 1; y < n; y++) {
+            var row = new ArrayList<Integer>();
+            var evensRow = new ArrayList<Boolean>();
+            row.add(1);
+            evensRow.add(false);
+
+            for (int x = 1; x < y-1; x++) {
+                int tl = rows.getLast().get(x-1);
+                int tr = rows.getLast().get(x);
+                row.add(tl + tr);
+                evensRow.add(((tl + tr) % 2) == 1);
+            }
+
+            row.add(1);
+            rows.add(row);
+            evensRow.add(false);
+            evens.add(evensRow);
+        }
+
+        return rows;
+    }
+
+}

resources/bytecode/javFiles/Bug325.jav

@@ -6,7 +6,7 @@ import java.util.stream.Stream;
 
 public class Bug325 {
     public main() {
-      var list = new ArrayList<>(List.of(1,2,3,4,5));
+      List<Integer> list = new ArrayList<>(List.of(1,2,3,4,5));
       var func = x -> x*2;
       return list.stream().map(func).toList();
    }

resources/bytecode/javFiles/Bug363.jav

@@ -1,22 +0,0 @@
-import java.lang.String;
-
-
-public class Bug363 {
-  uncurry (f){
-    return x -> f.apply(x);
-  }
-
-  uncurry (f){
-    return (x, y) -> f.apply(x).apply(y);
-  }
-
-  uncurry (f){
-    return (x, y, z) -> f.apply(x).apply(y).apply(z);
-  }
-
-  public test(){
-    var f = x -> y -> z -> x + y + z;
-    var g = uncurry(f);
-    return g.apply("A", "B", "C"); // Outputs: 6
-  }
-}

resources/bytecode/javFiles/Bug364.jav

@@ -1,8 +0,0 @@
-import java.lang.String;
-
-public class Bug364{
-  public main(){
-    var f = x -> y -> z -> x + y + z;
-    return f.apply("A").apply("B").apply("C");
-  }
-}

resources/bytecode/javFiles/Bug365.jav

@@ -1,21 +0,0 @@
-import java.lang.String;
-import java.lang.Object;
-
-public class Bug365{
-  swap(f){
-    return x -> y -> f.apply(y).apply(x);
-  }
-
-  swap(Fun1$$<String, Fun1$$<String, Fun1$$<String, Object>>> f){
-    return x -> y -> z -> f.apply(z).apply(y).apply(x);
-  }
-
-  public ex1() {
-    var func = x -> y -> z -> x + y + z;
-    return func.apply("A").apply("B").apply("C");
-  }
-  public ex2() {
-    var func = x -> y -> z -> x + y + z;
-    return swap(func).apply("A").apply("B").apply("C");
-  }
-}

resources/bytecode/javFiles/Bug366.jav

@@ -1,12 +0,0 @@
-import java.lang.Integer;
-
-public class Bug366 {
-    public static lambda() {
-        return (a, b) -> a + b;
-    }
-
-    public static test() {
-        var l = lambda();
-        return l.apply(10, 20);
-    }
-}

resources/bytecode/javFiles/Bug371.jav

@@ -1,10 +0,0 @@
-import java.lang.Boolean;
-
-public class Bug371 {
-    static m1(x, y) { return x || y; }
-    static m2(x, y) { return x && y; }
-
-    public static test() {
-        return m2(m1(true, false), true);
-    }
-}

resources/bytecode/javFiles/Bug373.jav

@@ -1,17 +0,0 @@
-import java.lang.Boolean;
-import java.lang.Integer;
-import java.lang.System;
-import java.io.PrintStream;
-import java.lang.Character;
-
-public class Bug373 {
-    public static main() {
-        System.out.println(true);
-        System.out.println(false);
-        System.out.println(1);
-        System.out.println(1l);
-        System.out.println(1.0);
-        System.out.println(1.0f);
-        System.out.println('a');
-    }
-}

resources/bytecode/javFiles/Bug378Id.jav

@@ -1,3 +0,0 @@
-class Bug378Id {
-    id2 = x -> x;
-}

resources/bytecode/javFiles/Bug378Main.jav

@@ -1,8 +0,0 @@
-import Bug378Id;
-import java.lang.Integer;
-
-public class Bug378Main {
-    public static main(args) {
-        var hallo = (new Bug378Id<Integer>().id2).apply(1);
-    }
-}

resources/bytecode/javFiles/Bug379.jav

@@ -1,24 +0,0 @@
-import java.lang.Integer;
-import java.lang.Double;
-import java.lang.System;
-import java.io.PrintStream;
-
-public class Bug379 {
-    public Fun1$$<Double, Double> fact = (x) -> {
-        if (x == 1) {
-            return 1;
-        } else {
-            return x * (fact.apply(x-1));
-        }
-    };
-
-    public getFact(x) {
-        return fact.apply(x);
-    }
-
-    public static void main(x) {
-		var f = new Bug379();
-        var intRes = f.getFact(3);
-		System.out.println(intRes);
-	}
-}

resources/bytecode/javFiles/Bug380.jav

@@ -1,12 +0,0 @@
-sealed interface List<T> permits Cons, Empty {}
-record Cons<T>(T a , List<T> l ) implements List <T> {}
-record Empty<T>() implements List <T> {}
-
-public class Bug380 {
-    public <T> List<T> append(l1, List<T> l2) {
-        return switch ( l1 ) {
-            case Cons(e, rest) -> new Cons<>(e, append(rest, l2)); //::Typ TPH A
-            case Empty() -> l2;//::TPH B
-        };
-    }
-}

resources/bytecode/javFiles/Bug382.jav

@@ -1,13 +0,0 @@
-import java.lang.Runnable;
-import java.lang.String;
-import java.lang.System;
-import java.io.PrintStream;
-import java.lang.Thread;
-
-public class Bug382 {
-    public static main(a) {
-        var f = () -> System.out.println("Hallo Welt!");
-        new Thread(f).run();
-    }
-}
-

resources/bytecode/javFiles/Bug383.jav

@@ -1,10 +0,0 @@
-import java.lang.String;
-import java.lang.System;
-import java.io.PrintStream;
-
-public class Bug383 {
-    public static main(a) {
-        var f = () -> System.out.println("Hello from Thread!");
-        f.apply();
-    }
-}

resources/bytecode/javFiles/BugXXX.jav

@@ -0,0 +1,16 @@
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+import java.lang.String;
+import java.util.stream.Stream;
+import java.util.function.Function;
+import java.util.function.Predicate;
+import java.lang.Integer;
+
+class BugXXX {
+    public main() {
+        List<Integer> i = new ArrayList<>(List.of(1,2,3,4,5,6,7,8,9,10));
+        Optional<Integer> tmp = i.stream().filter(x -> x == 5).map(x -> x*2).findFirst();
+        return tmp;
+    }
+}

resources/bytecode/javFiles/Main.jav

@@ -1,14 +0,0 @@
-import java.lang.Object;
-import java.lang.System;
-import java.lang.Iterable;
-import java.io.PrintStream;
-import java.util.List;
-import java.lang.String;
-
-class Main {
-    static main(args) {
-        for (var arg : args) {
-            System.out.println(arg);
-        }
-    }
-}

resources/bytecode/javFiles/MatrixOP.jav

@@ -4,7 +4,7 @@ import java.lang.Integer;
 import java.lang.Boolean;
 
 public class MatrixOP    extends Vector<Vector<Integer>> {
-
+   
 	MatrixOP () {
     }
 
@@ -36,8 +36,8 @@ public class MatrixOP    extends Vector<Vector<Integer>> {
                 v2.addElement(erg);
                 j++; }
             ret.addElement(v2);
-            i++;
+            i++; 
          }
         return ret;
     };
-}
+}

resources/bytecode/javFiles/Merge2.jav

@@ -0,0 +1,17 @@
+import java.util.List;
+import java.lang.Integer;
+//import java.util.Collection;
+
+public class Merge2  {
+
+	public merge(a, b) {
+     	a.addAll(b);
+		return a;
+	}
+
+  	public sort(in){
+    	var firstHalf = in.subList(1,2);
+    	return merge(sort(firstHalf), sort(in));
+    }
+    
+}

resources/bytecode/javFiles/PatternMatchingLiteralStyle.jav

@@ -1,18 +1,17 @@
 import java.lang.Integer;
+import java.lang.Double;
+import java.lang.Number;
 import java.lang.String;
 
-public record R(String n) {}
+public record R(Number n) {}
 
 public class SwitchOverload {
 
-    f() { return 10; }
-    g() { return 20; }
+    public f(){}
 
     public m(r) {
         return switch(r) {
             case R("test") -> f();
-            case R("foo") -> g();
-            case R r -> 0;
         };
     }
 }

src/main/java/de/dhbwstuttgart/bytecode/FunNGenerator.java

@@ -39,10 +39,6 @@ public class FunNGenerator {
         public final List<TargetType> inParams;
         public final List<TargetType> realParams;
 
-        public GenericParameters(TargetFunNType funNType) {
-            this(funNType.funNParams(), funNType.returnArguments());
-        }
-
         public GenericParameters(List<TargetType> params, int numReturns) {
             this.realParams = params;
             this.inParams = flattenTypeParams(params);
@@ -75,7 +71,7 @@ public class FunNGenerator {
         if (type == null) return VOID;
         var res = "L" + type.getInternalName();
         if (type instanceof TargetSpecializedType a) {
-            if (!a.params().isEmpty() && !(a.params().size() == 1 && a.params().getFirst() == null)) {
+            if (a.params().size() > 0) {
                 res += "<";
                 for (var param : a.params()) {
                     if (param instanceof TargetGenericType gp) {
@@ -98,7 +94,7 @@ public class FunNGenerator {
     }
 
     private static String applySignature(TargetType a) { return a.toSignature(); }
-    private static String applyNameDescriptor(TargetType a){ return a instanceof TargetGenericType ? "LTPH;" : String.format("%s", a.toDescriptor()); }
+    private static String applyNameDescriptor(TargetType a){ return a instanceof TargetGenericType ? "LTPH;" : String.format("%s", applySignature(a)); }
 
     public static String encodeType(TargetType type) {
         if (type == null) return VOID;
@@ -115,12 +111,11 @@ public class FunNGenerator {
             superFunNMethodSignature.append(String.format("T%s;", argumentGenericBase + currentParameter));
             superFunNMethodDescriptor.append(objectSignature);
         }
+        superFunNClassSignature.append(String.format("%s:%s>%s", returnGeneric, objectSignature, objectSignature));
         if (numReturnTypes > 0) {
-            superFunNClassSignature.append(String.format("%s:%s>%s", returnGeneric, objectSignature, objectSignature));
             superFunNMethodSignature.append(String.format(")T%s;", returnGeneric));
             superFunNMethodDescriptor.append(String.format(")%s", objectSignature));
         } else {
-            superFunNClassSignature = new StringBuilder(objectSignature);
             superFunNMethodSignature.append(")V");
             superFunNMethodDescriptor.append(")V");
         }

src/main/java/de/dhbwstuttgart/core/ConsoleInterface.java

@@ -1,83 +1,81 @@
 package de.dhbwstuttgart.core;
 
-import com.beust.jcommander.JCommander;
-import com.beust.jcommander.Parameter;
-import com.beust.jcommander.ParameterException;
 import de.dhbwstuttgart.server.SocketClient;
 import de.dhbwstuttgart.util.Logger;
-
 import java.io.File;
 import java.io.IOException;
 import java.util.*;
 
-class Args {
-    @Parameter(description = "Set destination directory", names = "-d")
-    File outputPath;
-    @Parameter(description = "Set class path", names = {"-cp", "-classpath"})
-    String classpath;
-    @Parameter(description = "[FILE]...")
-    List<File> input;
-    @Parameter(description = "Server mode", names = "--server-port")
-    Integer serverPort;
-    @Parameter(description = "Unify server url", names = "--unify-server")
-    String serverUrl;
-    @Parameter(description = "Write logs", names = "--write-logs")
-    boolean writeLogs = false;
-    @Parameter(names = "-v", description = "Verbosity level")
-    int verbosity = 0;
-    @Parameter(names = "--infer-together", description = "Runs the type inference on all input files together instead of sequentially")
-    boolean inferTogether = false;
-    @Parameter(names = "--help", help = true)
-    boolean help;
-}
-
 public class ConsoleInterface {
-    public static Logger.LogLevel logLevel = Logger.LogLevel.ERROR;
-    public static boolean writeLogFiles = false;
-    public static boolean inferTogether = false;
-    public static Optional<String> unifyServerUrl = Optional.empty();
 
-	public static void main(String[] argv) throws IOException, ClassNotFoundException {
-        var args = new Args();
-        var builder = JCommander.newBuilder().addObject(args).build();
-        builder.setProgramName("javatx");
-        try {
-            builder.parse(argv);
-            if (args.help) {
-                builder.usage();
-                return;
-            }
-        } catch (ParameterException e) {
-            System.err.println(e.getMessage());
-            System.err.println();
-            builder.usage();
-            System.exit(1);
+  /**
+   * Leave the argument configurations here for the rest of the code to read
+   */
+  public static Logger.LogLevel logLevel = Logger.LogLevel.ERROR;
+  public static boolean writeLogFiles = false;
+  public static Optional<String> unifyServerUrl = Optional.empty();
+
+  public static void main(String[] args) throws IOException, ClassNotFoundException {
+    List<File> input = new ArrayList<>();
+    List<File> classpath = new ArrayList<>();
+    String outputPath = null;
+    Iterator<String> it = Arrays.asList(args).iterator();
+    Optional<Integer> serverPort = Optional.empty();
+
+    if (args.length == 0) {
+      System.out.println("No input files given. Get help with --help");
+      System.exit(1);
+    } else if (args.length == 1 && args[0].equals("--help")) {
+      System.out.println("Usage: javatx [OPTION]... [FILE]...\n" +
+        "\t-cp\tSet Classpath\n" +
+        "\t-d\tSet destination directory\n" +
+        "\t[--server-mode <port>]\n" +
+        "\t[--unify-server <url>]\n" +
+        "\t[--write-logs]\n" +
+        "\t[-v|-vv-|-vvv]");
+      System.exit(1);
+    }
+    while (it.hasNext()) {
+      String arg = it.next();
+      if (arg.equals("-d")) {
+        outputPath = it.next();
+      } else if (arg.startsWith("-d")) {
+        outputPath = arg.substring(2);
+      } else if (arg.equals("-cp") || arg.equals("-classpath")) {
+        String[] cps = it.next().split(":");
+        for (String cp : cps) {
+          classpath.add(new File(cp));
         }
+      } else if (arg.equals("--server-mode")) {
+        serverPort = Optional.of(Integer.parseInt(it.next()));
+      } else if (arg.equals("--unify-server")) {
+        unifyServerUrl = Optional.of(it.next());
+      } else if (arg.equals("--write-logs")) {
+        ConsoleInterface.writeLogFiles = true;
+      } else if (arg.startsWith("-v")) {
+        logLevel = switch (arg) {
+          case "-v" -> Logger.LogLevel.WARNING;
+          case "-vv" -> Logger.LogLevel.INFO;
+          case "-vvv" -> Logger.LogLevel.DEBUG;
+          default -> throw new IllegalArgumentException("Argument " + arg + " is not a valid verbosity level");
+        };
+      } else {
+        input.add(new File(arg));
+      }
+    }
 
-        inferTogether = args.inferTogether;
-        unifyServerUrl = Optional.ofNullable(args.serverUrl);
-        writeLogFiles = args.writeLogs;
-        switch (args.verbosity) {
-            case 1 -> logLevel = Logger.LogLevel.WARNING;
-            case 2 -> logLevel = Logger.LogLevel.INFO;
-            case 3 -> logLevel = Logger.LogLevel.DEBUG;
-            default -> logLevel = Logger.LogLevel.ERROR;
-        }
+    if (serverPort.isPresent()) {
+      if (unifyServerUrl.isPresent()) throw new RuntimeException("Cannot use unifyServer when in server mode!");
+      JavaTXServer server = new JavaTXServer(serverPort.get());
+      server.listen();
+    }
+    else {
+      JavaTXCompiler compiler = new JavaTXCompiler(input, classpath, outputPath != null ? new File(outputPath) : null);
+      //compiler.typeInference();
+      compiler.generateBytecode();
+      SocketClient.closeIfOpen();
+    }
+  }
 
 
-        if (args.serverPort != null) {
-            if (unifyServerUrl.isPresent()) throw new RuntimeException("Cannot use unifyServer when in server mode!");
-            JavaTXServer server = new JavaTXServer(args.serverPort);
-            server.listen();
-        } else {
-            if (args.input == null) {
-                System.err.println("No input files given. Get help with --help");
-                System.exit(1);
-            }
-            List<File> classpath = args.classpath == null ? List.of() : Arrays.stream(args.classpath.split(File.pathSeparator)).map(File::new).toList();
-            JavaTXCompiler compiler = new JavaTXCompiler(args.input, classpath, args.outputPath, inferTogether);
-            compiler.generateBytecode();
-            SocketClient.closeIfOpen();
-        }
-	}
 }

src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java

@@ -2,14 +2,11 @@
 package de.dhbwstuttgart.core;
 
 import de.dhbwstuttgart.bytecode.Codegen;
-import de.dhbwstuttgart.bytecode.FunNGenerator;
 import de.dhbwstuttgart.environment.CompilationEnvironment;
 import de.dhbwstuttgart.environment.DirectoryClassLoader;
 import de.dhbwstuttgart.exceptions.DebugException;
-import de.dhbwstuttgart.languageServerInterface.model.LanguageServerTransferObject;
 import de.dhbwstuttgart.parser.JavaTXParser;
 import de.dhbwstuttgart.parser.NullToken;
-import de.dhbwstuttgart.parser.antlr.Java17Parser;
 import de.dhbwstuttgart.parser.scope.GenericsRegistry;
 import de.dhbwstuttgart.parser.SyntaxTreeGenerator.SyntaxTreeGenerator;
 import de.dhbwstuttgart.parser.antlr.Java17Parser.SourceFileContext;
@@ -27,6 +24,7 @@ import de.dhbwstuttgart.syntaxtree.ParameterList;
 import de.dhbwstuttgart.syntaxtree.SourceFile;
 import de.dhbwstuttgart.syntaxtree.GenericDeclarationList;
 import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
+import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
 import de.dhbwstuttgart.syntaxtree.factory.UnifyTypeFactory;
 import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
 import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
@@ -64,7 +62,6 @@ import de.dhbwstuttgart.util.Logger;
 import java.io.*;
 import java.lang.reflect.Modifier;
 import java.nio.file.Path;
-import java.sql.Array;
 import java.util.*;
 import java.util.Map.Entry;
 import java.util.function.Function;
@@ -77,13 +74,11 @@ public class JavaTXCompiler {
 	// do not use this in any code, that can be executed serverside!
 	public static PlaceholderRegistry defaultClientPlaceholderRegistry = new PlaceholderRegistry();
 	public static Logger defaultLogger = new Logger();
-	private final boolean inferTogether;
 
 	// public static JavaTXCompiler INSTANCE;
 	final CompilationEnvironment environment;
 	Boolean resultmodel = true;
 	public final Map<File, SourceFile> sourceFiles = new HashMap<>();
-	public final Set<JavaClassName> input = new HashSet<>();
 
 	public volatile UnifyTaskModel usedTasks = new UnifyTaskModel();
 	public final DirectoryClassLoader classLoader;
@@ -91,28 +86,23 @@ public class JavaTXCompiler {
 	public final List<File> classPath;
 	private final File outputPath;
 
-	public final Map<String, FunNGenerator.GenericParameters> usedFunN = new HashMap<>();
-	public final Set<Integer> usedFunNSuperTypes = new HashSet<>();
-
-	private final Map<JavaClassName, ClassOrInterface> loadedClasses = new HashMap<>();
-	public Map<String, byte[]> auxiliaries = new HashMap<>();
-
 	public DirectoryClassLoader getClassLoader() {
 		return classLoader;
 	}
 
 	public JavaTXCompiler(File sourceFile) throws IOException, ClassNotFoundException {
-		this(Collections.singletonList(sourceFile), List.of(), new File("."), ConsoleInterface.inferTogether);
+		this(Collections.singletonList(sourceFile), List.of(), new File("."));
 	}
 
 	public JavaTXCompiler(List<File> sourceFiles) throws IOException, ClassNotFoundException {
-		this(sourceFiles, List.of(), new File("."), ConsoleInterface.inferTogether);
+		this(sourceFiles, List.of(), new File("."));
 	}
 
-	public JavaTXCompiler(List<File> sources, List<File> contextPath, File outputPath, boolean inferTogether) throws IOException, ClassNotFoundException {
+	public JavaTXCompiler(List<File> sources, List<File> contextPath, File outputPath) throws IOException, ClassNotFoundException {
 		// ensure new default placeholder registry for tests
 		defaultClientPlaceholderRegistry = new PlaceholderRegistry();
-		this.inferTogether = inferTogether;
+		NameGenerator.reset();
+		ASTToTargetAST.OBJECT = ASTFactory.createObjectType();
 
 		var path = new ArrayList<>(contextPath);
 		if (contextPath.isEmpty()) {
@@ -120,37 +110,13 @@ public class JavaTXCompiler {
 			path.add(new File(System.getProperty("user.dir")));
 		}
 		if (outputPath != null) path.add(outputPath);
-		classLoader = new DirectoryClassLoader(path, ClassLoader.getSystemClassLoader().getParent());
+		classLoader = new DirectoryClassLoader(path, ClassLoader.getSystemClassLoader());
 		environment = new CompilationEnvironment(sources, classLoader);
 		classPath = path;
 		this.outputPath = outputPath;
 
-		// TODO This should maybe be moved elsewhere
-		var treeList = new ArrayList<SourceFileContext>(sources.size());
-		for (var s : sources) {
-			var tree = (Java17Parser.SrcfileContext) JavaTXParser.parse(s);
-			treeList.add(tree);
-			// Find defined classes
-			var pkgName = tree.packageDeclaration() != null ? tree.packageDeclaration().qualifiedName().getText(): "";
-			for (var ctx : tree.classOrInterface()) {
-				if (ctx instanceof Java17Parser.NoclassorinterfaceContext) continue;
-				var classContext = (Java17Parser.ClassorinterfacedeclContext) ctx;
-				String name = null;
-				if (classContext.classDeclaration() != null)
-					name = classContext.classDeclaration().identifier().getText();
-				else if (classContext.recordDeclaration() != null)
-					name = classContext.recordDeclaration().identifier().getText();
-				else if (classContext.interfaceDeclaration() != null)
-					name = classContext.interfaceDeclaration().identifier().getText();
-
-				var className = pkgName + (!pkgName.isEmpty() ? "." : "") + name;
-				classRegistry.addName(className, 0);
-				input.add(classRegistry.getName(className));
-			}
-		}
-
-		for (var i = 0; i < sources.size(); i++) {
-			parse(treeList.get(i), sources.get(i));
+		for (File s : sources) {
+			parse(s);
 		}
 		// INSTANCE = this;
 	}
@@ -160,26 +126,21 @@ public class JavaTXCompiler {
 	}
 
 	public ClassOrInterface getClass(JavaClassName name) {
-		if (loadedClasses.containsKey(name)) return loadedClasses.get(name);
+		if (loadedClasses.containsKey(name)) return loadedClasses.get(name).cif();
 		for (var sf : sourceFiles.values()) {
 			for (var clazz : sf.KlassenVektor) {
 				if (clazz.getClassName().equals(name)) return clazz;
 			}
 		}
-		if (input.contains(name)) return null;
 		try {
 			var clazz = classLoader.loadClass(name.toString());
-			ClassOrInterface cif = null;
-			if (clazz != null) {
-				cif = ASTFactory.createClass(clazz);
-				loadedClasses.put(name, cif);
-			}
-			return cif;
+			if (clazz != null)
+				return ASTFactory.createClass(clazz);
 		} catch (ClassNotFoundException ignored) {}
 		return null;
 	}
 
-	public Set<ClassOrInterface> getAvailableClasses(File sourceFile) throws ClassNotFoundException, IOException {
+	public ConstraintSet<Pair> getConstraints(File sourceFile) throws ClassNotFoundException, IOException {
 		Set<ClassOrInterface> allClasses = new HashSet<>();// environment.getAllAvailableClasses();
 		ClassOrInterface objectClass = ASTFactory.createClass(Object.class);
 		var recordClass = ASTFactory.createClass(Record.class);
@@ -205,7 +166,7 @@ public class JavaTXCompiler {
 		for (var clazz : sf.availableClasses) {
 			if (loadedClasses.containsKey(clazz.getClassName())) {
 				allClasses.removeIf(cl -> cl.getClassName().equals(clazz.getClassName()));
-				var cif = loadedClasses.get(clazz.getClassName());
+				var cif = loadedClasses.get(clazz.getClassName()).cif();
 				allClasses.add(cif);
 				isCached = true;
 			}
@@ -218,13 +179,7 @@ public class JavaTXCompiler {
 
 		allClasses.addAll(sf.KlassenVektor);
 
-		return allClasses;
-	}
-
-	public ConstraintSet<Pair> getConstraints(File sourceFile) throws ClassNotFoundException, IOException {
-		var sf = sourceFiles.get(sourceFile);
-		var allClasses = getAvailableClasses(sourceFile);
-		TYPE ty = new TYPE(new HashSet<>(sf.availableClasses), allClasses);
+		TYPE ty = new TYPE(sf, allClasses);
 		var constraints = ty.getConstraints();
 		return constraints;
 	}
@@ -244,9 +199,8 @@ public class JavaTXCompiler {
 					try {
 						var className = cl.getSuperClass().getName().toString();
 						superclass = ASTFactory.createClass(classLoader.loadClass(className));
-					} catch (ClassNotFoundException e) {
-						throw new RuntimeException(e);
-					}
+					} catch (ClassNotFoundException ignored) {}
+					// throw new ClassNotFoundException("");
 				}
 			}
 
@@ -275,18 +229,13 @@ public class JavaTXCompiler {
 
 	private Set<ClassOrInterface> getAvailableClasses(JavaClassName name) throws ClassNotFoundException {
 		Set<ClassOrInterface> allClasses = new HashSet<>();
-		if (input.contains(name)) {
-			for (var sf : sourceFiles.values()) {
-				for (var cif : sf.KlassenVektor) {
-					if (cif.getClassName().equals(name)) {
-						allClasses.add(cif);
-						return allClasses;
-					}
-				}
-			}
+		var clazz = loadJavaTXClass(name);
+		if (clazz == null) {
+			ClassOrInterface importedClass = ASTFactory.createClass(classLoader.loadClass(name.toString()));
+			allClasses.add(importedClass);
+		} else {
+			allClasses.add(clazz);
 		}
-		ClassOrInterface importedClass = ASTFactory.createClass(classLoader.loadClass(name.toString()));
-		allClasses.add(importedClass);
 		return allClasses;
 	}
 
@@ -413,30 +362,25 @@ public class JavaTXCompiler {
 	}
 
 	public List<ResultSet> typeInference(File file) throws ClassNotFoundException, IOException {
-		return typeInference(List.of(file));
-	}
-
-	public List<ResultSet> typeInference(List<File> files) throws ClassNotFoundException, IOException {
-		Set<ClassOrInterface> allClasses = new HashSet<>();
-
-		var ressf = new ArrayList<SourceFile>();
-		var definedClasses = new HashSet<ClassOrInterface>();
-		for (var file : files) {
-			var sf = sourceFiles.get(file);
-			definedClasses.addAll(sf.KlassenVektor);
-			ressf.add(sf);
-			allClasses.addAll(getAvailableClasses(file));
-			allClasses.addAll(sf.availableClasses);
+		var sf = sourceFiles.get(file);
+		Set<ClassOrInterface> allClasses = new HashSet<>();// environment.getAllAvailableClasses();
+		allClasses.addAll(getAvailableClasses(sf));
+		allClasses.addAll(sf.getClasses());
+		var newClasses = CompilationEnvironment.loadDefaultPackageClasses(sf.getPkgName(), file, this).stream().map(ASTFactory::createClass).collect(Collectors.toSet());
+		for (var clazz : newClasses) {
+			// Don't load classes that get recompiled
+			if (sf.getClasses().stream().anyMatch(nf -> nf.getClassName().equals(clazz.getClassName())))
+				continue;
+			if (allClasses.stream().noneMatch(old -> old.getClassName().equals(clazz.getClassName())))
+				allClasses.add(clazz);
 		}
 
-		TYPE ty = new TYPE(definedClasses, allClasses);
-		var cons = ty.getConstraints();
-
+		final ConstraintSet<Pair> cons = getConstraints(file);
 		Set<Set<UnifyPair>> results = new HashSet<>();
 		PlaceholderRegistry placeholderRegistry = new PlaceholderRegistry();
 
 		var logFolder = new File(System.getProperty("user.dir") + "/logFiles/");
-		if (ConsoleInterface.writeLogFiles && !logFolder.mkdirs()) throw new RuntimeException("Could not create directory for log files: " + logFolder);
+		if (ConsoleInterface.writeLogFiles && !logFolder.mkdirs()) throw new RuntimeException("Could not creat directoy for log files: " + logFolder);
 		Writer logFile = ConsoleInterface.writeLogFiles ? new FileWriter(new File(logFolder, "log_" + sourceFiles.keySet().iterator().next().getName())) : new OutputStreamWriter(new NullOutputStream());
 		Logger logger = new Logger(logFile, "TypeInference");
 
@@ -454,175 +398,89 @@ public class JavaTXCompiler {
 
 		};
 
-    logger.debug("Unify:" + unifyCons.toString());
-    logger.info("Unify:" + unifyCons.toString());
-    unifyCons = unifyCons.map(distributeInnerVars);
-    logger.debug("\nUnify_distributeInnerVars: " + unifyCons.toString());
-    // Set<Set<UnifyPair>> results = new HashSet<>(); Nach vorne gezogen
-    logger.debug("FC:\\" + finiteClosure.toString() + "\n");
-	for (var sf : ressf) logger.info(ASTTypePrinter.print(sf));
-    // logFile.flush();
-    List<UnifyPair> andConstraintsSorted = unifyCons.getUndConstraints().stream()
-        .sorted(Comparator.comparing(UnifyPair::getPairOp).thenComparing(UnifyPair::getLhsType, Comparator.comparing(UnifyType::getName)))
-        .collect(Collectors.toList());
-
-    logger.info(andConstraintsSorted);
-
-    Set<PlaceholderType> varianceTPHold;
-    Set<PlaceholderType> varianceTPH = new HashSet<>();
-    varianceTPH = varianceInheritanceConstraintSet(unifyCons);
+		logger.debug("Unify:" + unifyCons.toString());
+		logger.info("Unify:" + unifyCons.toString());
+		unifyCons = unifyCons.map(distributeInnerVars);
+		logger.debug("\nUnify_distributeInnerVars: " + unifyCons.toString());
+		// Set<Set<UnifyPair>> results = new HashSet<>(); Nach vorne gezogen
+		logger.debug("FC:\\" + finiteClosure.toString() + "\n");
+		logger.debug(ASTTypePrinter.print(sf));
+		logger.info(ASTTypePrinter.print(sf));
+		// logFile.flush();
+		logger.info("Unify nach Oder-Constraints-Anpassung:" + unifyCons.toString());
+		Set<PlaceholderType> varianceTPHold;
+		Set<PlaceholderType> varianceTPH = new HashSet<>();
+		varianceTPH = varianceInheritanceConstraintSet(unifyCons);
 
 		/*
 		 * PL 2018-11-07 wird in varianceInheritanceConstraintSet erledigt do { //PL 2018-11-05 Huellenbildung Variance auf alle TPHs der Terme auf der jeweiligen //anderen Seite übertragen varianceTPHold = new HashSet<>(varianceTPH); varianceTPH = varianceInheritanceConstraintSet(unifyCons); unifyCons.map( y -> { if ((y.getLhsType() instanceof PlaceholderType) && (y.getRhsType() instanceof PlaceholderType)) { if (((PlaceholderType)y.getLhsType()).getVariance() != 0 &&
 		 * ((PlaceholderType)y.getRhsType()).getVariance() == 0) { ((PlaceholderType)y.getRhsType()).setVariance(((PlaceholderType)y.getLhsType( )).getVariance()); } if (((PlaceholderType)y.getLhsType()).getVariance() == 0 && ((PlaceholderType)y.getRhsType()).getVariance() != 0) { ((PlaceholderType)y.getLhsType()).setVariance(((PlaceholderType)y.getRhsType( )).getVariance()); } } return y; } ); } while (!varianceTPHold.equals(varianceTPH));
 		 */
 
-    // Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure,
-    // logFile, log);
-    // Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
-    List<Set<Constraint<UnifyPair>>> oderConstraints = unifyCons.getOderConstraints()// .stream().map(x -> {
-    /*
-     * Set<Set<UnifyPair>> ret = new HashSet<>(); for (Constraint<UnifyPair> y : x) { ret.add(new HashSet<>(y)); } return ret; }).collect(Collectors.toCollection(ArrayList::new))
-     */;
-    if (ConsoleInterface.unifyServerUrl.isPresent()) {
-        UnifyResultModel urm = new UnifyResultModel(cons, finiteClosure);
-        UnifyContext context = new UnifyContext(logger, true, urm, usedTasks, placeholderRegistry);
-        SocketFuture<UnifyResultPacket> future = SocketClient.execute(
-          UnifyRequestPacket.create(finiteClosure, cons, unifyCons, context.placeholderRegistry())
-        );
-        SocketClient.execute(SetAutoclosePacket.create());
-        return future.get().getResultSet(context);
-    }
-    else if (resultmodel) {
-        /* UnifyResultModel Anfang */
-        UnifyResultModel urm = new UnifyResultModel(cons, finiteClosure);
-        UnifyResultListenerImpl li = new UnifyResultListenerImpl();
-        urm.addUnifyResultListener(li);
-		UnifyContext context = new UnifyContext(logger, true, urm, usedTasks, placeholderRegistry);
-		TypeUnify.unifyParallel(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, context);
-        var finalResults = li.getResults().stream().sorted().toList();
-        int i = 0;
-        logger.info("RESULT Final: ");
-        for (var result : finalResults){
-          logger.info("Result: " + i++);
-          logger.info(result.getSortedResults());
-        }
-        logger.info("RES_FINAL: " + li.getResults().toString() + "\n");
-        return li.getResults();
-    }
-    /* UnifyResultModel End */
-    else {
-        // Set<Set<UnifyPair>> result = unify.unify(unifyCons.getUndConstraints(),
-        // oderConstraints, finiteClosure, logFile, log, new UnifyResultModel(cons,
-        // finiteClosure));
-        UnifyContext context = new UnifyContext(logger, false, new UnifyResultModel(cons, finiteClosure), usedTasks, placeholderRegistry);
-        Set<Set<UnifyPair>> result = TypeUnify.unifyOderConstraints(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, context);
-        logger.info("RESULT: " + result);
-        results.addAll(result);
+		// Set<Set<UnifyPair>> result = unify.unifySequential(xConsSet, finiteClosure,
+		// logFile, log);
+		// Set<Set<UnifyPair>> result = unify.unify(xConsSet, finiteClosure);
+		List<Set<Constraint<UnifyPair>>> oderConstraints = unifyCons.getOderConstraints()// .stream().map(x -> {
+		/*
+		 * Set<Set<UnifyPair>> ret = new HashSet<>(); for (Constraint<UnifyPair> y : x) { ret.add(new HashSet<>(y)); } return ret; }).collect(Collectors.toCollection(ArrayList::new))
+		 */;
 
-        results = results.stream().map(x -> {
-          Optional<Set<UnifyPair>> res = new RuleSet(placeholderRegistry).subst(x.stream().map(y -> {
-            if (y.getPairOp() == PairOperator.SMALLERDOTWC)
-              y.setPairOp(PairOperator.EQUALSDOT);
-            return y; // alle Paare a <.? b erden durch a =. b ersetzt
-          }).collect(Collectors.toCollection(HashSet::new)));
-          if (res.isPresent()) {// wenn subst ein Erg liefert wurde was veraendert
-            return new TypeUnifyTask(context).applyTypeUnificationRules(res.get(), finiteClosure);
-          } else
-            return x; // wenn nichts veraendert wurde wird x zurueckgegeben
-        }).collect(Collectors.toCollection(HashSet::new));
-        logger.info("RESULT Final: " + results);
-        logger.info("Constraints for Generated Generics: " + " ???");
-        logger.debug("RES_FINAL: " + results.toString() + "\n");
-        // logFile.flush();
-        logger.debug("PLACEHOLDERS: " + placeholderRegistry);
-        // logFile.flush();
+		if (ConsoleInterface.unifyServerUrl.isPresent()) {
+			UnifyResultModel urm = new UnifyResultModel(cons, finiteClosure);
+			UnifyContext context = new UnifyContext(logger, true, urm, usedTasks, placeholderRegistry);
+			SocketFuture<UnifyResultPacket> future = SocketClient.execute(
+				UnifyRequestPacket.create(finiteClosure, cons, unifyCons, context.placeholderRegistry())
+			);
+			SocketClient.execute(SetAutoclosePacket.create());
+			return future.get().getResultSet(context);
+		}
+		else if (resultmodel) {
+			/* UnifyResultModel Anfang */
+			UnifyResultModel urm = new UnifyResultModel(cons, finiteClosure);
+			UnifyResultListenerImpl li = new UnifyResultListenerImpl();
+			urm.addUnifyResultListener(li);
+			UnifyContext context = new UnifyContext(logger, true, urm, usedTasks, placeholderRegistry);
+			TypeUnify.unifyParallel(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, context);
+			logger.info("RESULT Final: " + li.getResults());
+			logger.info("Constraints for Generated Generics: " + " ???");
+			logFile.write("RES_FINAL: " + li.getResults().toString() + "\n");
+			// logFile.flush();
+			return li.getResults();
+		}
+		/* UnifyResultModel End */
+		else {
+			// Set<Set<UnifyPair>> result = unify.unify(unifyCons.getUndConstraints(),
+			// oderConstraints, finiteClosure, logFile, log, new UnifyResultModel(cons,
+			// finiteClosure));
+			UnifyContext context = new UnifyContext(logger, false, new UnifyResultModel(cons, finiteClosure), usedTasks, placeholderRegistry);
+			Set<Set<UnifyPair>> result = TypeUnify.unifyOderConstraints(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, context);
+			logger.info("RESULT: " + result);
+			logFile.write("RES: " + result.toString() + "\n");
+			// logFile.flush();
+			results.addAll(result);
+
+			results = results.stream().map(x -> {
+				Optional<Set<UnifyPair>> res = new RuleSet(placeholderRegistry).subst(x.stream().map(y -> {
+					if (y.getPairOp() == PairOperator.SMALLERDOTWC)
+						y.setPairOp(PairOperator.EQUALSDOT);
+					return y; // alle Paare a <.? b erden durch a =. b ersetzt
+				}).collect(Collectors.toCollection(HashSet::new)));
+				if (res.isPresent()) {// wenn subst ein Erg liefert wurde was veraendert
+					return new TypeUnifyTask(context).applyTypeUnificationRules(res.get(), finiteClosure);
+				} else
+					return x; // wenn nichts veraendert wurde wird x zurueckgegeben
+			}).collect(Collectors.toCollection(HashSet::new));
+			logger.info("RESULT Final: " + results);
+			logger.info("Constraints for Generated Generics: " + " ???");
+			logger.debug("RES_FINAL: " + results.toString() + "\n");
+			// logFile.flush();
+			logger.debug("PLACEHOLDERS: " + placeholderRegistry);
+			// logFile.flush();
 		}
 
 		return results.stream().map((unifyPairs -> new ResultSet(UnifyTypeFactory.convert(unifyPairs, Pair.generateTPHMap(cons), placeholderRegistry)))).collect(Collectors.toList());
 	}
 
-	/**
-	 * TEMPORARY - Only for Language Server Usage
-	 */
-	public LanguageServerTransferObject getResultSetAndAbstractSyntax(File file) throws IOException, ClassNotFoundException {
-		var sf = sourceFiles.get(file);
-		if(sf == null){
-			sf = sourceFiles.values().stream().findFirst().get();
-		}
-		Set<ClassOrInterface> allClasses = new HashSet<>();
-		allClasses.addAll(getAvailableClasses(sf));
-		allClasses.addAll(sf.getClasses());
-		var newClasses = CompilationEnvironment.loadDefaultPackageClasses(sf.getPkgName(), file, this).stream().map(ASTFactory::createClass).collect(Collectors.toSet());
-		for (var clazz : newClasses) {
-			// Don't load classes that get recompiled
-			if (sf.getClasses().stream().anyMatch(nf -> nf.getClassName().equals(clazz.getClassName())))
-				continue;
-			if (allClasses.stream().noneMatch(old -> old.getClassName().equals(clazz.getClassName())))
-				allClasses.add(clazz);
-		}
-
-		final ConstraintSet<Pair> cons = getConstraints(file);
-		Set<Set<UnifyPair>> results = new HashSet<>();
-
-		Writer logFile = new OutputStreamWriter(new NullOutputStream());
-		Logger logger = new Logger(logFile, "TypeInferenceAsync");
-		UnifyContext context = new UnifyContext(logger, false, null, usedTasks, defaultClientPlaceholderRegistry);
-		try {
-			IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses.stream().toList(), logger, classLoader, this, context.placeholderRegistry());
-			ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(this, cons, context.placeholderRegistry());
-			Function<UnifyPair, UnifyPair> distributeInnerVars = x -> {
-				UnifyType lhs, rhs;
-				if (((lhs = x.getLhsType()) instanceof PlaceholderType) && ((rhs = x.getRhsType()) instanceof PlaceholderType) && (((PlaceholderType) lhs).isInnerType() || ((PlaceholderType) rhs).isInnerType())) {
-					((PlaceholderType) lhs).setInnerType(true);
-					((PlaceholderType) rhs).setInnerType(true);
-				}
-				return x;
-
-			};
-
-
-			unifyCons = unifyCons.map(distributeInnerVars);
-			Set<PlaceholderType> varianceTPHold;
-			Set<PlaceholderType> varianceTPH = new HashSet<>();
-			varianceTPH = varianceInheritanceConstraintSet(unifyCons);
-
-			List<Set<Constraint<UnifyPair>>> oderConstraints = unifyCons.getOderConstraints();
-
-			if (resultmodel) {
-				/* UnifyResultModel Anfang */
-				UnifyResultModel urm = new UnifyResultModel(cons, finiteClosure);
-				UnifyResultListenerImpl li = new UnifyResultListenerImpl();
-				urm.addUnifyResultListener(li);
-				TypeUnify.unifyParallel(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, context);
-				generateBytecode(sf, li.getResults());
-				return new LanguageServerTransferObject(li.getResults(), sf, ASTTypePrinter.print(sf), generatedGenerics);
-			}
-			/* UnifyResultModel End */
-			else {
-				Set<Set<UnifyPair>> result = TypeUnify.unifyOderConstraints(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, context);
-				results.addAll(result);
-
-				results = results.stream().map(x -> {
-					Optional<Set<UnifyPair>> res = new RuleSet(context.placeholderRegistry()).subst(x.stream().map(y -> {
-						if (y.getPairOp() == PairOperator.SMALLERDOTWC)
-							y.setPairOp(PairOperator.EQUALSDOT);
-						return y; // alle Paare a <.? b erden durch a =. b ersetzt
-					}).collect(Collectors.toCollection(HashSet::new)));
-					if (res.isPresent()) {// wenn subst ein Erg liefert wurde was veraendert
-						return new TypeUnifyTask(context).applyTypeUnificationRules(res.get(), finiteClosure);
-					} else
-						return x; // wenn nichts veraendert wurde wird x zurueckgegeben
-				}).collect(Collectors.toCollection(HashSet::new));
-			}
-		} catch (ClassNotFoundException e) {
-		}
-		generateBytecode(sf, results.stream().map((unifyPairs -> new ResultSet(UnifyTypeFactory.convert(unifyPairs, Pair.generateTPHMap(cons), context.placeholderRegistry())))).collect(Collectors.toList()));
-		return new LanguageServerTransferObject(results.stream().map((unifyPairs -> new ResultSet(UnifyTypeFactory.convert(unifyPairs, Pair.generateTPHMap(cons), context.placeholderRegistry())))).collect(Collectors.toList()), sf, ASTTypePrinter.print(sf), generatedGenerics);
-	}
-
-
-
 	/**
 	 * Vererbt alle Variancen bei Paaren (a <. theta) oder (Theta <. a) wenn a eine Variance !=0 hat auf alle Typvariablen in Theta.
 	 * 
@@ -680,36 +538,75 @@ public class JavaTXCompiler {
 
 	public final JavaClassRegistry classRegistry = new JavaClassRegistry();
 
-	private void parse(SourceFileContext tree, File sourceFile) throws IOException, java.lang.ClassNotFoundException {
-		SyntaxTreeGenerator generator = new SyntaxTreeGenerator(this, classRegistry, new GenericsRegistry(null), sourceFile.getName());
+	public record ClassEntry(File classFile, ClassOrInterface cif) {}
+
+	public final Map<JavaClassName, ClassEntry> loadedClasses = new HashMap<>();
+
+	private SourceFile parse(File sourceFile) throws IOException, java.lang.ClassNotFoundException {
+		if (sourceFiles.containsKey(sourceFile)) return sourceFiles.get(sourceFile);
+		SourceFileContext tree = JavaTXParser.parse(sourceFile);
 		environment.addClassesToRegistry(classRegistry, tree, sourceFile, this);
+		SyntaxTreeGenerator generator = new SyntaxTreeGenerator(this, classRegistry, new GenericsRegistry(null), sourceFile.getName());
 		var classes = new ArrayList<ClassOrInterface>();
 		var sf = new SourceFile("", classes, generator.imports);
 		addSourceFile(sourceFile, sf);
 		generator.convert(classes, tree, environment.packageCrawler);
 		sf.setPackageName(generator.pkgName);
 		sf.imports.addAll(generator.imports);
+		return sf;
+	}
+
+	/**
+	 * When an import tries to import a JavaTX class it first looks it up in the cache and
+	 * if it doesn't exist it's going to compile it and add it to the source files list
+	 * @param name
+	 */
+	public ClassOrInterface loadJavaTXClass(JavaClassName name) {
+		var file = findFileForClass(name);
+		if (file != null) {
+			if (loadedClasses.containsKey(name)) return loadedClasses.get(name).cif();
+			try {
+				var tree = JavaTXParser.parse(file);
+				classRegistry.addName(name.toString(), 0); // TODO This gets overwritten later, is it bad if we don't know this right away?
+				environment.addClassesToRegistry(classRegistry, tree, file, this);
+				SyntaxTreeGenerator generator = new SyntaxTreeGenerator(this, classRegistry, new GenericsRegistry(null), file.getName());
+				var classes = new ArrayList<ClassOrInterface>();
+				var sf = new SourceFile("", classes, generator.imports);
+				addSourceFile(file, sf);
+				generator.convert(classes, tree, environment.packageCrawler);
+				sf.setPackageName(generator.pkgName);
+				var classFiles = generateBytecode(file);
+
+				sf.setGenerated();
+				writeClassFile(classFiles, outputPath != null ? outputPath : new File("."), false);
+				var clazz = classLoader.loadClass(name.toString());
+				var classOrInterface = ASTFactory.createClass(clazz);
+				loadedClasses.put(name, new ClassEntry(new File(outputPath, clazz.getName() + ".class"), classOrInterface));
+				return classOrInterface;
+			} catch (Exception e) {
+				throw new RuntimeException(e);
+			}
+		}
+		return null;
+	}
+
+	public File findFileForClass(JavaClassName name) {
+		var packageName = name.getPackageName();
+		var className = name.getClassName().split("\\.")[0];
+		for (var cp : classPath) {
+			var file = new File(cp, packageName.replaceAll("\\.", "/") + "/" + className + ".jav");
+			if (file.exists()) return file;
+		}
+		return null;
 	}
 
 	public void generateBytecode() throws ClassNotFoundException, IOException {
-		if (inferTogether) {
-			var files = sourceFiles.keySet().stream().toList();
-			var typeinferenceResult = this.typeInference(files);
-			for (var file : files) {
-				var sf = sourceFiles.get(file);
-				if (sf.isGenerated()) continue;
-				var classes = generateBytecode(sf, typeinferenceResult);
-				sf.setGenerated();
-				writeClassFile(classes, outputPath == null ? file.getParentFile() : outputPath, outputPath == null);
-			}
-		} else {
-			for (var file : sourceFiles.keySet()) {
-				var sf = sourceFiles.get(file);
-				if (sf.isGenerated()) continue;
-				var classes = generateBytecode(file);
-				sf.setGenerated();
-				writeClassFile(classes, outputPath == null ? file.getParentFile() : outputPath, outputPath == null);
-			}
+		for (var file : sourceFiles.keySet()) {
+			var sf = sourceFiles.get(file);
+			if (sf.isGenerated()) continue;
+			var classes = generateBytecode(file);
+			sf.setGenerated();
+			writeClassFile(classes, outputPath == null ? file.getParentFile() : outputPath, outputPath == null);
 		}
 	}
 
@@ -754,12 +651,12 @@ public class JavaTXCompiler {
 			var codegen = new Codegen(converter.convert(clazz), this, converter);
 			var code = codegen.generate();
 			generatedClasses.put(clazz.getClassName(), code);
+			converter.auxiliaries.forEach((name, source) -> {
+				generatedClasses.put(new JavaClassName(name), source);
+			});
 		}
 		generatedGenerics.put(sf, converter.javaGenerics());
 		converter.generateFunNTypes();
-		auxiliaries.forEach((name, source) -> {
-			generatedClasses.put(new JavaClassName(name), source);
-		});
 		return generatedClasses;
 	}
 

src/main/java/de/dhbwstuttgart/environment/ByteArrayClassLoader.java

@@ -0,0 +1,13 @@
+package de.dhbwstuttgart.environment;
+
+public class ByteArrayClassLoader extends ClassLoader implements IByteArrayClassLoader {
+    @Override
+    public Class _defineClass(String name, byte[] code, int i, int length) throws ClassFormatError {
+        return defineClass(name, code, i, length);
+    }
+
+    @Override
+    public Class<?> findClass(String name) throws ClassNotFoundException {
+        return super.findClass(name);
+    }
+}

src/main/java/de/dhbwstuttgart/environment/CompilationEnvironment.java

@@ -8,7 +8,6 @@ import java.util.*;
 
 import com.google.common.collect.Lists;
 import de.dhbwstuttgart.core.JavaTXCompiler;
-import de.dhbwstuttgart.parser.scope.JavaClassName;
 import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
 import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
 
@@ -31,7 +30,7 @@ public class CompilationEnvironment {
 	public final PackageCrawler packageCrawler;
 
 	/**
-	 * Imitiert die Environment beim Aufruf des JavaCompilers auf einer Menge von java-Dateien Die Environment enthält automatisch die Java Standard Library
+	 * Imitiert die Environment beim Aufruf des JavaCompilers auf einer Menge von java-Dateien Die Environment enth<EFBFBD>lt automatisch die Java Standard Library
 	 * 
 	 * @param sourceFiles die zu kompilierenden Dateien
 	 */
@@ -88,8 +87,6 @@ public class CompilationEnvironment {
 		if (files != null)
 			for (File classFile : files) {
 				String className = classFile.getName().substring(0, classFile.getName().length() - 6);
-				// Don't load class if its defined in the input
-				if (compiler.input.contains(new JavaClassName(className))) continue;
 				if (className.matches("Fun\\d+\\$\\$.*"))
 					continue;
 				var name = packageName;

src/main/java/de/dhbwstuttgart/environment/DirectoryClassLoader.java

@@ -16,7 +16,7 @@ public class DirectoryClassLoader extends URLClassLoader implements IByteArrayCl
 //    }
 
     public DirectoryClassLoader(List<File> directory, java.lang.ClassLoader parent) {
-        super(directory.stream().map(DirectoryClassLoader::dirToURL).flatMap(List::stream).collect(Collectors.toList()).toArray(new URL[0]), parent);
+        super(directory.stream().map(DirectoryClassLoader::dirToURL).flatMap(List::stream).collect(Collectors.toList()).toArray(new URL[0]), parent.getParent());
     }
 
     private static URL[] generateURLArray(URL url) {

src/main/java/de/dhbwstuttgart/environment/IByteArrayClassLoader.java

@@ -6,22 +6,18 @@ import java.nio.file.Path;
 
 public interface IByteArrayClassLoader {
 
-    Class<?> loadClass(String path) throws ClassNotFoundException;
+    Class loadClass(String path) throws ClassNotFoundException;
 
-    default Class<?> loadClass(byte[] code) {
-        return this.loadClass(null, code);
+    default Class loadClass(byte[] code) {
+        return this._defineClass(null, code, 0, code.length);
     }
 
-    default Class<?> loadClass(String name, byte[] code) {
-        return this._defineClass(name, code, 0, code.length);
-    }
-
-    default Class<?> loadClass(Path path) throws IOException {
+    default Class loadClass(Path path) throws IOException {
         var code = Files.readAllBytes(path);
         return this._defineClass(null, code, 0, code.length);
     }
 
     public Class<?> findClass(String name) throws ClassNotFoundException;
 
-    Class<?> _defineClass(String name, byte[] code, int i, int length) throws ClassFormatError;
+    Class _defineClass(String name, byte[] code, int i, int length) throws ClassFormatError;
 }

src/main/java/de/dhbwstuttgart/languageServerInterface/LanguageServerInterface.java

@@ -1,120 +0,0 @@
-package de.dhbwstuttgart.languageServerInterface;
-
-
-import de.dhbwstuttgart.bytecode.Codegen;
-import de.dhbwstuttgart.core.JavaTXCompiler;
-import de.dhbwstuttgart.environment.IByteArrayClassLoader;
-import de.dhbwstuttgart.languageServerInterface.model.LanguageServerTransferObject;
-import de.dhbwstuttgart.parser.scope.JavaClassName;
-import de.dhbwstuttgart.syntaxtree.SourceFile;
-import de.dhbwstuttgart.syntaxtree.factory.NameGenerator;
-import de.dhbwstuttgart.target.generate.ASTToTargetAST;
-import de.dhbwstuttgart.target.generate.GenericsResult;
-import de.dhbwstuttgart.target.tree.TargetStructure;
-import org.apache.commons.io.FileUtils;
-
-import java.io.*;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.nio.file.DirectoryStream;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.Paths;
-import java.util.*;
-import java.util.function.Function;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
-
-/**
- * Implementation of an Interface for the Language-Server to get the Resultset and abstract Syntax.
- */
-public class LanguageServerInterface {
-
-
-    public LanguageServerTransferObject getResultSetAndAbastractSyntax(String path, String resetNamesTo) throws IOException, URISyntaxException, ClassNotFoundException {
-        NameGenerator.resetTo(resetNamesTo);
-        return getResultSetAndAbstractSyntax(path);
-
-    }
-
-    public SourceFile getAst(String path, String resetNamesTo) throws IOException, URISyntaxException, ClassNotFoundException {
-        NameGenerator.resetTo(resetNamesTo);
-        return getAST(path);
-    }
-
-
-    /**
-     * returns the ResultSets, GenericResultSet and the AST
-     * You have to give the input as well as the path because of potential locks when the File is currently opened in an IDE.
-     * Example: file:///c:/test/main.jav -> file:///c:/test/out/main.class
-     *
-     * @param pathAsString the URI of the File. See Example.
-     */
-    public LanguageServerTransferObject getResultSetAndAbstractSyntax(String pathAsString){
-        System.setOut(new PrintStream(OutputStream.nullOutputStream()));
-        try {
-            var uri = new URI(pathAsString);
-            var path = Path.of(uri);
-            var file = path.toFile();
-            Files.createDirectories(path.getParent().resolve("out"));
-            var compiler = new JavaTXCompiler(List.of(file), List.of(path.getParent().toFile()), path.getParent().resolve("out").toFile(), false);
-
-            var parsedSource = compiler.sourceFiles.get(file);
-            var tiResults = compiler.typeInference(file);
-
-            Map<JavaClassName, byte[]> bytecode = compiler.generateBytecode(parsedSource, tiResults);
-            Files.createDirectories(path.getParent().resolve("out"));
-            compiler.writeClassFile(bytecode, path.getParent().resolve("out").toFile(), false);
-
-            return new LanguageServerTransferObject(tiResults, parsedSource, "", compiler.getGeneratedGenerics());
-        } catch (Exception e) {
-            throw new RuntimeException(e.getMessage(), e);
-        }
-    }
-
-    /**
-     * returns the AST without calculating the result
-     * You have to give the input as well as the path because of potential locks when the File is currently opened in an IDE.
-     * Example: file:///c:/test/main.jav -> file:///c:/test/out/main.class
-     *
-     * @param path the URI of the File. See Example.
-     * @throws IOException
-     * @throws ClassNotFoundException
-     * @throws URISyntaxException
-     */
-    public SourceFile getAST(String path) throws IOException, ClassNotFoundException, URISyntaxException {
-
-
-        System.setOut(new PrintStream(OutputStream.nullOutputStream()));
-
-
-        URI uri = new URI(path);
-        ArrayList<String> pathWithoutName = new ArrayList<>(List.of(uri.getPath().split("/")));
-        pathWithoutName.remove(List.of(uri.getPath().split("/")).size() - 1);
-        String stringPathWithoutName = "";
-
-        for (String i : pathWithoutName) {
-            stringPathWithoutName += "/" + i;
-        }
-
-        try {
-            FileUtils.cleanDirectory(new File(stringPathWithoutName + "/out"));
-        } catch (Exception e) {
-
-        }
-        try {
-            (new File(stringPathWithoutName + "/out")).mkdirs();
-        } catch (Exception e) {
-
-        }
-        var test = getAST(uri.getPath().split("/")[uri.getPath().split("/").length - 1], new File(stringPathWithoutName).getPath());
-        System.setOut(System.out);
-        return test;
-    }
-
-    public static SourceFile getAST(String filename, String filePath) throws IOException, ClassNotFoundException {
-        var file = Path.of(filePath, filename).toFile();
-        var compiler = new JavaTXCompiler(List.of(file), List.of(file.getParentFile()), Path.of(filePath + "/out").toFile(), false);
-        return compiler.sourceFiles.get(file);
-    }
-}

src/main/java/de/dhbwstuttgart/languageServerInterface/ParserInterface.java

@@ -1,40 +0,0 @@
-package de.dhbwstuttgart.languageServerInterface;
-
-
-
-import de.dhbwstuttgart.languageServerInterface.model.CustomParserErrorHandler;
-import de.dhbwstuttgart.languageServerInterface.model.ParserError;
-import de.dhbwstuttgart.parser.antlr.Java17Lexer;
-import de.dhbwstuttgart.parser.antlr.Java17Parser;
-import de.dhbwstuttgart.parser.antlr.Java17ParserBaseListener;
-import org.antlr.v4.runtime.CharStream;
-import org.antlr.v4.runtime.CharStreams;
-import org.antlr.v4.runtime.CommonTokenStream;
-import org.antlr.v4.runtime.tree.ParseTree;
-import org.antlr.v4.runtime.tree.ParseTreeWalker;
-
-import java.util.List;
-
-public class ParserInterface {
-
-    public List<ParserError> getParseErrors(String input){
-
-        CustomParserErrorHandler errorListener = new CustomParserErrorHandler();
-        CharStream charStream = CharStreams.fromString(input);
-
-        Java17Lexer lexer = new Java17Lexer(charStream);
-        CommonTokenStream tokens = new CommonTokenStream(lexer);
-
-        Java17Parser parser = new Java17Parser(tokens);
-        parser.removeErrorListeners();
-        parser.addErrorListener(errorListener);
-
-
-        ParseTree tree = parser.sourceFile();
-        ParseTreeWalker walker = new ParseTreeWalker();
-        Java17ParserBaseListener listener = new Java17ParserBaseListener();
-        walker.walk(listener, tree);
-
-        return errorListener.getErrorMessages();
-    }
-}

src/main/java/de/dhbwstuttgart/languageServerInterface/model/CustomParserErrorHandler.java

@@ -1,47 +0,0 @@
-package de.dhbwstuttgart.languageServerInterface.model;
-
-
-
-import org.antlr.v4.runtime.*;
-import org.antlr.v4.runtime.atn.ATNConfigSet;
-import org.antlr.v4.runtime.dfa.DFA;
-
-import java.util.ArrayList;
-import java.util.BitSet;
-import java.util.List;
-
-public class CustomParserErrorHandler implements ANTLRErrorListener {
-    private final List<ParserError> errorMessages = new ArrayList<>();
-
-    @Override
-    public void syntaxError(Recognizer<?, ?> recognizer, Object offendingSymbol, int line, int charPositionInLine, String msg, RecognitionException e) {
-        int endCharPosition = charPositionInLine;
-        if (offendingSymbol instanceof Token) {
-            Token offendingToken = (Token) offendingSymbol;
-            endCharPosition = charPositionInLine + offendingToken.getText().length();
-        }
-
-        ParserError parserError = new ParserError(line, charPositionInLine, endCharPosition, msg);
-        errorMessages.add(parserError);
-
-    }
-
-    @Override
-    public void reportAmbiguity(Parser parser, DFA dfa, int i, int i1, boolean b, BitSet bitSet, ATNConfigSet atnConfigSet) {
-
-    }
-
-    @Override
-    public void reportAttemptingFullContext(Parser parser, DFA dfa, int i, int i1, BitSet bitSet, ATNConfigSet atnConfigSet) {
-
-    }
-
-    @Override
-    public void reportContextSensitivity(Parser parser, DFA dfa, int i, int i1, int i2, ATNConfigSet atnConfigSet) {
-
-    }
-
-    public List<ParserError> getErrorMessages() {
-        return errorMessages;
-    }
-}

src/main/java/de/dhbwstuttgart/languageServerInterface/model/LanguageServerTransferObject.java

@@ -1,31 +0,0 @@
-package de.dhbwstuttgart.languageServerInterface.model;
-
-
-
-import de.dhbwstuttgart.syntaxtree.SourceFile;
-import de.dhbwstuttgart.target.generate.GenericsResult;
-import de.dhbwstuttgart.typeinference.result.ResultSet;
-
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-public class LanguageServerTransferObject {
-    List<ResultSet> resultSets;
-    SourceFile Ast;
-    String printedAst;
-    Map<SourceFile, List<GenericsResult>> generatedGenerics = new HashMap<>();
-
-
-    public LanguageServerTransferObject(List<ResultSet> resultSets, SourceFile Ast, String printedAst, Map<SourceFile, List<GenericsResult>> generatedGenerics) {
-        this.resultSets = resultSets;
-        this.Ast = Ast;
-        this.printedAst = printedAst;
-        this.generatedGenerics = generatedGenerics;
-    }
-
-    public List<ResultSet> getResultSets() {return resultSets;}
-    public SourceFile getAst() {return Ast;}
-    public String getPrintedAst() {return printedAst;}
-    public Map<SourceFile, List<GenericsResult>> getGeneratedGenerics() {return generatedGenerics;}
-}

src/main/java/de/dhbwstuttgart/languageServerInterface/model/ParserError.java

@@ -1,48 +0,0 @@
-package de.dhbwstuttgart.languageServerInterface.model;
-
-public class ParserError {
-
-    private int line;
-    private int charPositionInLine;
-    private int endCharPosition;
-    String msg;
-
-    public ParserError(int line, int charPositionInLine, int endCharPosition, String msg) {
-        this.line = line;
-        this.charPositionInLine = charPositionInLine;
-        this. endCharPosition = endCharPosition;
-        this.msg = msg;
-    }
-
-    public int getEndCharPosition() {
-        return endCharPosition;
-    }
-
-    public void setEndCharPosition(int endCharPosition) {
-        this.endCharPosition = endCharPosition;
-    }
-
-    public void setCharPositionInLine(int charPositionInLine) {
-        this.charPositionInLine = charPositionInLine;
-    }
-
-    public void setLine(int line) {
-        this.line = line;
-    }
-
-    public void setMsg(String msg) {
-        this.msg = msg;
-    }
-
-    public int getCharPositionInLine() {
-        return charPositionInLine;
-    }
-
-    public int getLine() {
-        return line;
-    }
-
-    public String getMsg() {
-        return msg;
-    }
-}

src/main/java/de/dhbwstuttgart/languageServerInterface/model/ResultSetListener.java

@@ -1,20 +0,0 @@
-package de.dhbwstuttgart.languageServerInterface.model;
-
-
-import com.google.common.reflect.TypeResolver;
-import de.dhbwstuttgart.typeinference.unify.UnifyResultEvent;
-import de.dhbwstuttgart.typeinference.unify.UnifyResultListener;
-
-public class ResultSetListener implements UnifyResultListener {
-
-    TypeResolver typeResolver;
-
-    public ResultSetListener(TypeResolver typeResolver){
-        this.typeResolver = typeResolver;
-    }
-
-    @Override
-    public void onNewTypeResultFound(UnifyResultEvent evt) {
-
-    }
-}

src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/StatementGenerator.java

@@ -151,7 +151,7 @@ public class StatementGenerator {
                 } else {
                 	type = methodparameters?
                 			TypePlaceholder.fresh(fp.getStart(), 1, false) 
-                			: TypePlaceholder.fresh(fp.getStart(), 1, false);
+                			: TypePlaceholder.fresh(fp.getStart());
                 }
                 ret.add(new FormalParameter(paramName, type, fp.getStart()));
                 localVars.put(paramName, type); 
@@ -1066,7 +1066,7 @@ public class StatementGenerator {
             List<Pattern> parameterList = new ArrayList<>();
             for (IdentifierContext identifier : lambdaParams.identifier()) {
                 Token offset = identifier.getStart();
-                parameterList.add(new FormalParameter(identifier.getText(), TypePlaceholder.fresh(offset, 1, false), offset));
+                parameterList.add(new FormalParameter(identifier.getText(), TypePlaceholder.fresh(offset), offset));
             }
             params = new ParameterList(parameterList, lambdaParams.getStart());
         } else if (lambdaParams.formalParameterList() != null) {
@@ -1076,7 +1076,7 @@ public class StatementGenerator {
             List<Pattern> parameterList = new ArrayList<>();
             for (LambdaLVTIParameterContext param : lambdaParams.lambdaLVTIList().lambdaLVTIParameter()) {
                 Token offset = param.getStart();
-                parameterList.add(new FormalParameter(param.identifier().getText(), TypePlaceholder.fresh(offset, 1, false), offset));
+                parameterList.add(new FormalParameter(param.identifier().getText(), TypePlaceholder.fresh(offset), offset));
             }
             params = new ParameterList(parameterList, lambdaParams.getStart());
         } else {
@@ -1100,9 +1100,9 @@ public class StatementGenerator {
             block = lambdaGenerator.convert(expression.lambdaBody().block(), true);
         }
         List<RefTypeOrTPHOrWildcardOrGeneric> funNParams = new ArrayList<>();
-        funNParams.add(TypePlaceholder.fresh(expression.getStart(), -1, false));// ret-Type
+        funNParams.add(TypePlaceholder.fresh(expression.getStart()));// ret-Type
         params.getFormalparalist().forEach(formalParameter -> // Für jeden Parameter einen TPH anfügen:
-        	funNParams.add(TypePlaceholder.fresh(expression.getStart(), 1, false)));
+        funNParams.add(TypePlaceholder.fresh(expression.getStart())));
         RefTypeOrTPHOrWildcardOrGeneric lambdaType = TypePlaceholder.fresh(expression.getStart());
         // RefType lambdaType = new
         // RefType(reg.getName("Fun"+params.getFormalparalist().size()),

src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java

@@ -111,7 +111,7 @@ public class SyntaxTreeGenerator {
     this.allmodifiers.put(Modifier.toString(Modifier.INTERFACE), Modifier.INTERFACE);
     this.allmodifiers.put("sealed", 4096);
     this.allmodifiers.put("non-sealed", 8192);
-    this.allmodifiers.put("default", 0); // Doesn't exist
+    this.allmodifiers.put("default", 16384);
     this.allmodifiers.put("strictfp", 32768);
 
     this.compiler = compiler;

src/main/java/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java

@@ -168,7 +168,7 @@ public class TypeGenerator {
             if (generics.contains(name)) {
                 return new GenericRefType(name, offset);
             } else {
-                Pattern p = Pattern.compile("Fun(Void|VoidImpl|Wrapper)?(\\d+)[$][$]"); // TODO Regex shenanigans
+                Pattern p = Pattern.compile("Fun(\\d+)[$][$]");
                 Matcher m = p.matcher(name);
                 if (m.matches()) {// es ist FunN$$-Type
                     return new RefType(new JavaClassName(name), convert(typeArguments, reg, generics), offset);

src/main/java/de/dhbwstuttgart/parser/scope/GatherNames.java

@@ -140,7 +140,8 @@ public class GatherNames {
 			if (importDeclCtx.MUL() == null) {
 				var name = importDeclCtx.qualifiedName().getText();
 				var className = new JavaClassName(name);
-				if (compiler.input.contains(className)) {
+				var clazz = compiler.loadJavaTXClass(className);
+				if (clazz != null) {
 					ret.put(name, compiler.classRegistry.getNumberOfGenerics(name));
 				} else {
 					Class<?> cl = compiler.getClassLoader().loadClass(name);

src/main/java/de/dhbwstuttgart/parser/scope/JavaClassName.java

@@ -41,7 +41,7 @@ public class JavaClassName {
 	}
 
 	/**
-	 * Gibt von einem Klassennamen nur den Namen der Klasse zurück
+	 * Gibt von einem Klassennamen nur den Namen der Klasse zur<EFBFBD>ck
 	 * Beispiel:
 	 * java.lang.Object wird zu: Object
 	 */

src/main/java/de/dhbwstuttgart/parser/scope/JavaClassRegistry.java

@@ -5,9 +5,9 @@ import de.dhbwstuttgart.exceptions.NotImplementedException;
 import java.util.*;
 
 /**
- * Speichert die Klassen für einen bestimmten Projektscope
+ * Speichert die Klassen f<EFBFBD>r einen bestimmten Projektscope
  */
-public class JavaClassRegistry{
+public class JavaClassRegistry {
     final Map<JavaClassName, Integer> existingClasses = new HashMap<>();
 
     public JavaClassRegistry(Map<String, Integer> initialNames) {
@@ -22,10 +22,6 @@ public class JavaClassRegistry{
         }
     }
 
-    public Set<JavaClassName> getAllClassNames(){
-        return existingClasses.keySet();
-    }
-
     public void addName(String className, int numberOfGenerics) {
         existingClasses.put(new JavaClassName(className), numberOfGenerics);
     }
@@ -64,6 +60,6 @@ public class JavaClassRegistry{
     }
 
     public int getNumberOfGenerics(String name) {
-        return existingClasses.getOrDefault(new JavaClassName(name), 0);
+        return existingClasses.get(new JavaClassName(name));
     }
 }

src/main/java/de/dhbwstuttgart/server/packet/dataContainers/serialized/SerialMap.java

@@ -3,7 +3,7 @@ package de.dhbwstuttgart.server.packet.dataContainers.serialized;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import java.util.HashMap;
 import java.util.Map;
-import org.jspecify.annotations.Nullable;
+import javax.annotation.Nullable;
 
 public class SerialMap extends HashMap<String, ISerialNode> implements ISerialNode {
 

src/main/java/de/dhbwstuttgart/syntaxtree/ClassOrInterface.java

@@ -6,12 +6,10 @@ import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
-import de.dhbwstuttgart.target.tree.TargetGeneric;
 import org.antlr.v4.runtime.Token;
 
 import java.lang.reflect.Modifier;
 import java.util.*;
-import java.util.stream.Collectors;
 
 /**
  * Stellt jede Art von Klasse dar. Auch abstrakte Klassen und Interfaces
@@ -33,7 +31,6 @@ public class ClassOrInterface extends SyntaxTreeNode implements TypeScope {
   private List<RefType> implementedInterfaces;
   private List<RefType> permittedSubtypes;
   private List<Constructor> constructors;
-  private Set<GenericTypeVar> userDefinedGenerics;
 
   public ClassOrInterface(int modifiers, JavaClassName name, List<Field> fielddecl, Optional<Constructor> fieldInitializations, Optional<Method> staticInitializer, List<Method> methods, List<Constructor> constructors, GenericDeclarationList genericClassParameters, RefType superClass, Boolean isInterface, Boolean isFunctionalInterface, List<RefType> implementedInterfaces, List<RefType> permittedSubtypes, Token offset, String fileName) {
     super(offset);
@@ -202,22 +199,4 @@ public class ClassOrInterface extends SyntaxTreeNode implements TypeScope {
   public int hashCode() {
     return Objects.hash(name);
   }
-
-  public Set<GenericTypeVar> getUserDefinedGenerics() {
-    if (this.userDefinedGenerics != null) return this.userDefinedGenerics;
-
-    var genericsIter = getGenerics().iterator();
-    if (genericsIter.hasNext()) {
-      // Add empty set of generics to cache so that it doesn't try to calculate it later
-      this.userDefinedGenerics = new HashSet<>();
-      while (genericsIter.hasNext()) {
-        var next = genericsIter.next();
-        userDefinedGenerics.add(next);
-      }
-    } else {
-      this.userDefinedGenerics = new HashSet<>();
-    }
-
-    return this.userDefinedGenerics;
-  }
 }

src/main/java/de/dhbwstuttgart/syntaxtree/SourceFile.java

@@ -5,10 +5,8 @@ import java.util.*;
 
 import de.dhbwstuttgart.parser.NullToken;
 import de.dhbwstuttgart.parser.scope.JavaClassName;
-import de.dhbwstuttgart.target.generate.ASTToTargetAST;
 import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
 import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceInformation;
-import de.dhbwstuttgart.typeinference.result.ResultSet;
 //import sun.security.x509.X509CertInfo;
 
 public class SourceFile extends SyntaxTreeNode {
@@ -20,7 +18,6 @@ public class SourceFile extends SyntaxTreeNode {
   private boolean isGenerated;
 
   public List<ClassOrInterface> availableClasses = new ArrayList<>();
-  public List<ASTToTargetAST.Generics> generics = new ArrayList<>();
 
   /**
    * Die SourceFile repräsntiert eine zu einem Syntaxbaum eingelesene Java-Datei.
@@ -43,10 +40,6 @@ public class SourceFile extends SyntaxTreeNode {
     this.imports = new HashSet<>(sf.imports);
   }
 
-  public void addResultSet(ResultSet rs) {
-
-  }
-
   public void setPackageName(String packageName) {
     this.pkgName = packageName;
   }

src/main/java/de/dhbwstuttgart/syntaxtree/factory/NameGenerator.java

@@ -16,10 +16,6 @@ public class NameGenerator {
     public static void reset() {
     	strNextName = "A";
     }
-
-    public static void resetTo(String name) {
-        strNextName = name;
-    }
     
     /**
      * Berechnet einen neuen, eindeutigen Namen f�r eine neue                          

src/main/java/de/dhbwstuttgart/target/generate/ASTToTargetAST.java

@@ -1,8 +1,8 @@
-
 package de.dhbwstuttgart.target.generate;
 
 import de.dhbwstuttgart.bytecode.FunNGenerator;
 import de.dhbwstuttgart.core.JavaTXCompiler;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
 import de.dhbwstuttgart.environment.IByteArrayClassLoader;
 import de.dhbwstuttgart.exceptions.DebugException;
 import de.dhbwstuttgart.parser.NullToken;
@@ -12,8 +12,6 @@ import de.dhbwstuttgart.syntaxtree.Record;
 import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
 import de.dhbwstuttgart.syntaxtree.statement.*;
 import de.dhbwstuttgart.syntaxtree.type.*;
-import de.dhbwstuttgart.syntaxtree.visual.ASTPrinter;
-import de.dhbwstuttgart.syntaxtree.visual.OutputGenerator;
 import de.dhbwstuttgart.target.Target;
 import de.dhbwstuttgart.target.tree.*;
 import de.dhbwstuttgart.target.tree.expression.*;
@@ -38,6 +36,7 @@ public class ASTToTargetAST {
     public Generics generics;
     public List<Generics> currentMethodOverloads;
 
+    final Map<ClassOrInterface, Set<GenericTypeVar>> userDefinedGenerics = new HashMap<>();
     final Map<Method, Set<SignaturePair>> tphsInMethods = new HashMap<>();
     private Method currentMethod;
 
@@ -62,19 +61,17 @@ public class ASTToTargetAST {
     }
 
     public record Generics(JavaGenerics javaGenerics, TxGenerics txGenerics) {
-        public Generics(JavaTXCompiler compiler, ResultSet set) {
-            this(new JavaGenerics(compiler, set), new TxGenerics(compiler, set));
-        }
     }
 
+
     public IByteArrayClassLoader classLoader;
     protected SourceFile sourceFile;
 
-    public ASTToTargetAST(List<ResultSet> resultSets, IByteArrayClassLoader classLoader) {
-        this(null, resultSets, classLoader);
+    public ASTToTargetAST(List<ResultSet> resultSets) {
+        this(null, resultSets);
     }
-    public ASTToTargetAST(JavaTXCompiler compiler, List<ResultSet> resultSets, IByteArrayClassLoader classLoader) {
-        this(compiler, resultSets, null, classLoader);
+    public ASTToTargetAST(JavaTXCompiler compiler, List<ResultSet> resultSets) {
+        this(compiler, resultSets, null, new ByteArrayClassLoader());
     }
 
     public ASTToTargetAST(JavaTXCompiler compiler, List<ResultSet> resultSets, SourceFile sourceFile, IByteArrayClassLoader classLoader) {
@@ -84,9 +81,9 @@ public class ASTToTargetAST {
 
         all = new ArrayList<>();
         for (var set : resultSets) {
-            all.add(new Generics(compiler, set));
+            all.add(new Generics(new JavaGenerics(this, set), new TxGenerics(this, set)));
         }
-        this.generics = all.getFirst();
+        this.generics = all.get(0);
     }
 
     public void addSignaturePair(TypePlaceholder signature, RefTypeOrTPHOrWildcardOrGeneric parameter) {
@@ -96,13 +93,9 @@ public class ASTToTargetAST {
     }
 
     Optional<Method> findMethod(ClassOrInterface owner, String name, List<TargetType> argumentList) {
-        return findMethod(owner, name, argumentList, this.generics.javaGenerics, this.compiler);
-    }
-
-    public static Optional<Method> findMethod(ClassOrInterface owner, String name, List<TargetType> argumentList, GenerateGenerics generics, JavaTXCompiler compiler) {
         Optional<Method> method = Optional.empty();
         while (method.isEmpty()) {
-            method = owner.getMethods().stream().filter(m -> m.name.equals(name) && parameterEquals(m.getParameterList(), argumentList, generics)).findFirst();
+            method = owner.getMethods().stream().filter(m -> m.name.equals(name) && parameterEquals(m.getParameterList(), argumentList)).findFirst();
             if (owner.getClassName().toString().equals("java.lang.Object")) break;
             owner = compiler.getClass(owner.getSuperClass().getName());
         }
@@ -110,16 +103,16 @@ public class ASTToTargetAST {
     }
 
     Optional<Constructor> findConstructor(ClassOrInterface owner, List<TargetType> argumentList) {
-        return owner.getConstructors().stream().filter(c -> parameterEquals(c.getParameterList(), argumentList, generics.javaGenerics)).findFirst();
+        return owner.getConstructors().stream().filter(c -> parameterEquals(c.getParameterList(), argumentList)).findFirst();
     }
 
-    static boolean parameterEquals(ParameterList parameterList, List<TargetType> arguments, GenerateGenerics generics) {
+    boolean parameterEquals(ParameterList parameterList, List<TargetType> arguments) {
         var pars = parameterList.getFormalparalist();
         if (pars.size() != arguments.size())
             return false;
 
         for (var i = 0; i < pars.size(); i++) {
-            var type1 = generics.getTargetType(pars.get(i).getType());
+            var type1 = convert(pars.get(i).getType(), generics.javaGenerics);
             var type2 = arguments.get(i);
             if (type1 instanceof TargetGenericType)
                 return true;
@@ -357,14 +350,19 @@ public class ASTToTargetAST {
         Set<TargetGeneric> javaGenerics = new HashSet<>();
         Set<TargetGeneric> txGenerics = new HashSet<>();
 
-        var userDefinedGenerics = input.getUserDefinedGenerics();
-        if (!userDefinedGenerics.isEmpty()) {
+        var genericsIter = input.getGenerics().iterator();
+        if (genericsIter.hasNext()) {
             // Add empty set of generics to cache so that it doesn't try to calculate it later
-            for (var generic : userDefinedGenerics) {
-                // TODO Support multiple bouds
-                javaGenerics.add(new TargetGeneric(generic.getName(), convert(generic.getBounds().getFirst())));
+            var userDefinedGenerics = new HashSet<GenericTypeVar>();
+            this.userDefinedGenerics.put(input, userDefinedGenerics);
+            while (genericsIter.hasNext()) {
+                var next = genericsIter.next();
+                userDefinedGenerics.add(next);
+                // TODO Support multiple bounds
+                javaGenerics.add(new TargetGeneric(next.getName(), convert(next.getBounds().get(0))));
             }
         } else {
+            this.userDefinedGenerics.put(input, new HashSet<>());
             // Generate generics only if there are no user defined ones
             javaGenerics = convert(generics.javaGenerics.generics(input), generics.javaGenerics);
             txGenerics = convert(generics.txGenerics.generics(input), generics.txGenerics);
@@ -426,7 +424,7 @@ public class ASTToTargetAST {
     }
 
     private List<TargetConstructor> convert(ClassOrInterface currentClass, Constructor input, TargetBlock fieldInitializer) {
-        generics = all.getFirst();
+        generics = all.get(0);
         List<TargetConstructor> result = new ArrayList<>();
         Set<List<MethodParameter>> parameterSet = new HashSet<>();
         this.currentMethod = input;
@@ -470,6 +468,13 @@ public class ASTToTargetAST {
         }
     }
 
+    private TargetType unwrap(TargetType type) {
+        if (type instanceof TargetRefType ref) {
+            if (!ref.params().isEmpty()) return new TargetRefType(ref.name());
+        }
+        return type;
+    }
+
     private TargetExpression generatePatternOverloadsRec(int offset, TargetExpression switchExpr, List<TargetLocalVar> params, List<TargetPattern> patterns, List<TargetMethod> methods, TargetType classType) {
         if (methods.isEmpty()) throw new DebugException("Couldn't find a candidate for switch overloading");
         if (methods.size() == 1) {
@@ -740,6 +745,11 @@ public class ASTToTargetAST {
         return new TargetField(input.modifier, convert(input.getType(), generics.javaGenerics), input.getName());
     }
 
+    private final Map<String, FunNGenerator.GenericParameters> usedFunN = new HashMap<>();
+    private final Set<Integer> usedFunNSuperTypes = new HashSet<>();
+
+    public Map<String, byte[]> auxiliaries = new HashMap<>();
+
     public TargetType convert(RefTypeOrTPHOrWildcardOrGeneric input) {
         return convert(input, generics.javaGenerics);
     }
@@ -772,15 +782,7 @@ public class ASTToTargetAST {
         return TargetFunNType.fromParams(params, filteredParams, gep.getReturnType() != null ? 1 : 0);
     }
 
-    private FunNGenerator.GenericParameters convertToParameters(TargetFunNType input) {
-        return null;
-    }
-
     private boolean isSubtype(TargetType test, TargetType other) {
-        if (other.equals(TargetType.Object)) return true;
-        if (test instanceof TargetFunNType tfun && other instanceof TargetFunNType ofun)
-            return isSubtype(new FunNGenerator.GenericParameters(tfun), new FunNGenerator.GenericParameters(ofun));
-
         var testClass = compiler.getClass(new JavaClassName(test.name()));
         var otherClass = compiler.getClass(new JavaClassName(other.name()));
         if (testClass == null) return false;
@@ -808,24 +810,28 @@ public class ASTToTargetAST {
     }
 
     public void generateFunNTypes() {
-        for (var entry : compiler.usedFunN.entrySet()) {
+        for (var entry : usedFunN.entrySet()) {
             var gep = entry.getValue();
-            var superInterfaces = compiler.usedFunN.values().stream()
+            var superInterfaces = usedFunN.values().stream()
                 .filter(g -> !g.equals(gep))
                 .filter(genericParameters -> isSubtype(gep, genericParameters))
                 .map(FunNGenerator::getSpecializedClassName)
                 .toList();
 
             var code = FunNGenerator.generateSpecializedBytecode(gep, superInterfaces);
-            compiler.auxiliaries.put(entry.getKey(), code);
+
+            try {
+                classLoader.findClass(entry.getKey());
+            } catch (ClassNotFoundException e) {
+                try {
+                    classLoader.loadClass(code);
+                } catch (LinkageError ignored) {}
+            }
+            auxiliaries.put(entry.getKey(), code);
         }
     }
 
-    public TargetType convert(RefTypeOrTPHOrWildcardOrGeneric input, GenerateGenerics generics) {
-        return convert(input, generics, compiler);
-    }
-
-    public static TargetType convert(RefTypeOrTPHOrWildcardOrGeneric input, GenerateGenerics generics, JavaTXCompiler compiler) {
+    protected TargetType convert(RefTypeOrTPHOrWildcardOrGeneric input, GenerateGenerics generics) {
         return input.acceptTV(new TypeVisitor<>() {
             @Override
             public TargetType visit(RefType refType) {
@@ -837,24 +843,31 @@ public class ASTToTargetAST {
                 }
 
                 var params = refType.getParaList().stream().map(type -> {
-                    return convert(type, generics, compiler);
+                    return convert(type, generics);
                 }).toList();
 
                 if (name.matches("Fun\\d+\\$\\$")) { // TODO This seems like a bad idea
                     var returnType = FunNGenerator.getReturnType(params);
                     var className = FunNGenerator.getSpecializedClassName(FunNGenerator.getArguments(params), returnType);
-                    if (!compiler.usedFunNSuperTypes.contains(params.size())) {
-                        compiler.usedFunNSuperTypes.add(params.size());
+                    if (!usedFunNSuperTypes.contains(params.size())) {
+                        usedFunNSuperTypes.add(params.size());
                         var code = FunNGenerator.generateSuperBytecode(params.size() - 1, returnType != null ? 1 : 0);
                         var superClassName = FunNGenerator.getSuperClassName(params.size() - 1, returnType != null ? 1 : 0);
-                        compiler.auxiliaries.put(superClassName, code);
+                        try {
+                            classLoader.findClass(superClassName);
+                        } catch (ClassNotFoundException e) {
+                            try {
+                                classLoader.loadClass(code);
+                            } catch (LinkageError ignored) {}
+                        }
+                        auxiliaries.put(superClassName, code);
                     }
                     FunNGenerator.GenericParameters gep = null;
-                    if (!compiler.usedFunN.containsKey(className)) {
+                    if (!usedFunN.containsKey(className)) {
                         gep = new FunNGenerator.GenericParameters(params, returnType != null ? 1 : 0);
-                        compiler.usedFunN.put(className, gep);
+                        usedFunN.put(className, gep);
                     } else {
-                        gep = compiler.usedFunN.get(className);
+                        gep = usedFunN.get(className);
                     }
                     return flattenFunNType(params, gep);
                 }
@@ -863,7 +876,7 @@ public class ASTToTargetAST {
 
             @Override
             public TargetType visit(SuperWildcardType superWildcardType) {
-                return new TargetSuperWildcard(convert(superWildcardType.getInnerType(), generics, compiler));
+                return new TargetSuperWildcard(convert(superWildcardType.getInnerType(), generics));
             }
 
             @Override
@@ -873,7 +886,7 @@ public class ASTToTargetAST {
 
             @Override
             public TargetType visit(ExtendsWildcardType extendsWildcardType) {
-                return new TargetExtendsWildcard(convert(extendsWildcardType.getInnerType(), generics, compiler));
+                return new TargetExtendsWildcard(convert(extendsWildcardType.getInnerType(), generics));
             }
 
             @Override

src/main/java/de/dhbwstuttgart/target/generate/GenerateGenerics.java

@@ -1,7 +1,6 @@
 package de.dhbwstuttgart.target.generate;
 
 import de.dhbwstuttgart.core.JavaTXCompiler;
-import de.dhbwstuttgart.parser.JavaTXParser;
 import de.dhbwstuttgart.parser.NullToken;
 import de.dhbwstuttgart.syntaxtree.*;
 import de.dhbwstuttgart.syntaxtree.statement.*;
@@ -21,7 +20,7 @@ import java.util.stream.Stream;
 
 public abstract class GenerateGenerics {
 
-    private final JavaTXCompiler compiler;
+    private final ASTToTargetAST astToTargetAST;
 
     public class TPH {
         private final TypePlaceholder wrap;
@@ -137,8 +136,8 @@ public abstract class GenerateGenerics {
     Map<TPH, RefTypeOrTPHOrWildcardOrGeneric> concreteTypes = new HashMap<>();
     Map<TypePlaceholder, TypePlaceholder> equality = new HashMap<>();
 
-    GenerateGenerics(JavaTXCompiler compiler, ResultSet constraints) {
-        this.compiler = compiler;
+    GenerateGenerics(ASTToTargetAST astToTargetAST, ResultSet constraints) {
+        this.astToTargetAST = astToTargetAST;
         for (var constraint : constraints.results) {
             if (constraint instanceof PairTPHsmallerTPH p) {
                 Target.logger.info(p.left + " " + p.left.getVariance());
@@ -284,7 +283,7 @@ public abstract class GenerateGenerics {
             Set<TPH> typeVariablesOfClass,
             Set<Pair> result
     ) {
-        var userDefinedGenericsOfClass = owner.getUserDefinedGenerics();
+        var userDefinedGenericsOfClass = astToTargetAST.userDefinedGenerics.get(owner);
 
         // Type variables with bounds that are also type variables of the method
         for (var typeVariable : new HashSet<>(typeVariables)) {
@@ -332,7 +331,7 @@ public abstract class GenerateGenerics {
 
                     if (methodCall.receiver instanceof ExpressionReceiver expressionReceiver) {
                         if (expressionReceiver.expr instanceof This) {
-                            var optMethod = ASTToTargetAST.findMethod(owner, methodCall.name, methodCall.signatureArguments().stream().map(x -> getTargetType(x)).toList(), GenerateGenerics.this, compiler);
+                            var optMethod = astToTargetAST.findMethod(owner, methodCall.name, methodCall.signatureArguments().stream().map(astToTargetAST::convert).toList());
                             if (optMethod.isEmpty()) return;
                             var method2 = optMethod.get();
                             Target.logger.info("In: " + method.getName() + " Method: " + method2.getName());
@@ -767,7 +766,7 @@ public abstract class GenerateGenerics {
         }
 
         for (var pair : elementsToAddToEquality) {
-            System.out.println(pair);
+            Target.logger.info(pair);
             addToEquality(pair.left, pair.right, referenced);
         }
     }
@@ -920,7 +919,7 @@ public abstract class GenerateGenerics {
                     }
                 }
                 if (infima.size() > 1) {
-                    System.out.println(infima);
+                    Target.logger.info(infima);
                     for (var pair : infima) {
                         var returnTypes = findTypeVariables(method.getReturnType());
                         var chain = findConnectionToReturnType(returnTypes, input, new HashSet<>(), pair.left);
@@ -1008,8 +1007,8 @@ public abstract class GenerateGenerics {
             }
             var type = concreteTypes.get(new TPH(tph));
             if (type == null) return new TargetGenericType(tph.getName());
-            return ASTToTargetAST.convert(type, this, compiler);
+            return astToTargetAST.convert(type, this);
         }
-        return ASTToTargetAST.convert(in, this, compiler);
+        return astToTargetAST.convert(in, this);
     }
 }

src/main/java/de/dhbwstuttgart/target/generate/GenericsResult.java

@@ -69,4 +69,8 @@ public class GenericsResult {
             return this.generics.getType(tph);
         return type;
     }
+
+    public TargetType resolveTarget(RefTypeOrTPHOrWildcardOrGeneric type) {
+        return this.generics.getTargetType(type);
+    }
 }

src/main/java/de/dhbwstuttgart/target/generate/JavaGenerics.java

@@ -1,6 +1,5 @@
 package de.dhbwstuttgart.target.generate;
 
-import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
 import de.dhbwstuttgart.syntaxtree.Method;
 import de.dhbwstuttgart.typeinference.result.ResultSet;
@@ -8,8 +7,8 @@ import de.dhbwstuttgart.typeinference.result.ResultSet;
 import java.util.Set;
 
 final class JavaGenerics extends GenerateGenerics {
-    JavaGenerics(JavaTXCompiler compiler, ResultSet constraints) {
-        super(compiler, constraints);
+    JavaGenerics(ASTToTargetAST astToTargetAST, ResultSet constraints) {
+        super(astToTargetAST, constraints);
     }
 
     @Override

src/main/java/de/dhbwstuttgart/target/generate/StatementToTargetExpression.java

@@ -1,6 +1,5 @@
 package de.dhbwstuttgart.target.generate;
 
-import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.exceptions.DebugException;
 import de.dhbwstuttgart.exceptions.NotImplementedException;
 import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
@@ -15,8 +14,8 @@ import de.dhbwstuttgart.target.tree.expression.*;
 import de.dhbwstuttgart.target.tree.type.*;
 
 import java.lang.reflect.Modifier;
-import java.sql.Array;
 import java.util.*;
+import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.stream.Collectors;
 import java.util.stream.StreamSupport;
 
@@ -34,71 +33,54 @@ public class StatementToTargetExpression implements ASTVisitor {
         throw new NotImplementedException();
     }
 
-    private class LambdaCaptureFinder extends TracingStatementVisitor {
-
-        // TODO The same mechanism is implemented in Codegen, maybe use it from there?
-        final Stack<Set<String>> localVariables = new Stack<>();
-        private final List<MethodParameter> parameters;
-        private final List<MethodParameter> captures;
-
-        LambdaCaptureFinder(List<MethodParameter> parameters, List<MethodParameter> captures) {
-            localVariables.push(new HashSet<>());
-            this.parameters = parameters;
-            this.captures = captures;
-        }
-
-        boolean hasLocalVar(String name) {
-            for (var localVariables : this.localVariables) {
-                if (localVariables.contains(name))
-                    return true;
-            }
-            return false;
-        }
-
-        @Override
-        public void visit(Block block) {
-            localVariables.push(new HashSet<>());
-            super.visit(block);
-            localVariables.pop();
-        }
-
-        @Override
-        public void visit(LocalVar localVar) {
-            super.visit(localVar);
-            var capture = new MethodParameter(new TargetTypePattern(converter.convert(localVar.getType()), localVar.name));
-            if (!hasLocalVar(localVar.name) && !parameters.contains(capture) && !captures.contains(capture))
-                captures.add(capture);
-        }
-
-        @Override
-        public void visit(LocalVarDecl varDecl) {
-            var localVariables = this.localVariables.peek();
-            localVariables.add(varDecl.getName());
-        }
-
-        @Override
-        public void visit(LambdaExpression lambda) {
-            var newCaptures = new ArrayList<MethodParameter>();
-            var captureFinder = new LambdaCaptureFinder(createParameters(lambda), newCaptures);
-            lambda.methodBody.accept(captureFinder);
-            newCaptures.removeAll(parameters);
-            captures.addAll(newCaptures);
-        }
-    }
-
-    private List<MethodParameter> createParameters(LambdaExpression lambda) {
-        return StreamSupport.stream(lambda.params.spliterator(), false)
-            .map(p -> (FormalParameter) p)
-            .map(p -> new MethodParameter(new TargetTypePattern(converter.convert(p.getType()), p.getName())))
-            .toList();
-    }
-
     @Override
     public void visit(LambdaExpression lambdaExpression) {
-        var parameters = createParameters(lambdaExpression);
+        var parameters = StreamSupport.stream(lambdaExpression.params.spliterator(), false)
+                .map(p -> (FormalParameter) p)
+                .map(p -> new MethodParameter(new TargetTypePattern(converter.convert(p.getType()), p.getName())))
+                .toList();
+
         List<MethodParameter> captures = new ArrayList<>();
-        var visitor = new LambdaCaptureFinder(parameters, captures);
-        lambdaExpression.methodBody.accept(visitor);
+        lambdaExpression.methodBody.accept(new TracingStatementVisitor() {
+            // TODO The same mechanism is implemented in Codegen, maybe use it from there?
+            final Stack<Set<String>> localVariables = new Stack<>();
+            {
+                localVariables.push(new HashSet<>());
+            }
+
+            boolean hasLocalVar(String name) {
+                for (var localVariables : this.localVariables) {
+                    if (localVariables.contains(name))
+                        return true;
+                }
+                return false;
+            }
+
+            @Override
+            public void visit(Block block) {
+                localVariables.push(new HashSet<>());
+                super.visit(block);
+                localVariables.pop();
+            }
+
+            @Override
+            public void visit(LocalVar localVar) {
+                super.visit(localVar);
+                var capture = new MethodParameter(new TargetTypePattern(converter.convert(localVar.getType()), localVar.name));
+                if (!hasLocalVar(localVar.name) && !parameters.contains(capture) && !captures.contains(capture))
+                    captures.add(capture);
+            }
+
+            @Override
+            public void visit(LocalVarDecl varDecl) {
+                var localVariables = this.localVariables.peek();
+                localVariables.add(varDecl.getName());
+            }
+
+            @Override
+            public void visit(LambdaExpression lambda) {
+            } // Don't look at lambda expressions
+        });
 
         TargetMethod.Signature signature = new TargetMethod.Signature(Set.of(), parameters, converter.convert(lambdaExpression.getReturnType()));;
         var tpe = converter.convert(lambdaExpression.getType());
@@ -139,10 +121,7 @@ public class StatementToTargetExpression implements ASTVisitor {
 
     @Override
     public void visit(BoolExpression bool) {
-        result = switch(bool.operation) {
-        case OR -> new TargetBinaryOp.Or(converter.convert(bool.getType()), converter.convert(bool.lexpr), converter.convert(bool.rexpr));
-        case AND -> new TargetBinaryOp.And(converter.convert(bool.getType()), converter.convert(bool.lexpr), converter.convert(bool.rexpr));
-        };
+        Target.logger.info("BoolExpression");
     }
 
     @Override
@@ -162,6 +141,7 @@ public class StatementToTargetExpression implements ASTVisitor {
 
     @Override
     public void visit(FieldVar fieldVar) {
+        var isStatic = false;
         var type = converter.convert(fieldVar.receiver.getType());
         var clazz = converter.compiler.getClass(new JavaClassName(type.name()));
         var field = clazz.getField(fieldVar.fieldVarName).orElseThrow();
@@ -239,6 +219,22 @@ public class StatementToTargetExpression implements ASTVisitor {
         if (methodCall.receiver instanceof ExpressionReceiver expressionReceiver && expressionReceiver.expr instanceof This) {
             if (receiverClass == null) throw new DebugException("Class " + receiverName + " does not exist!");
             var thisMethod = converter.findMethod(receiverClass, methodCall.name, signature);
+            if (thisMethod.isEmpty()) {
+                Target.logger.error("Expected: " + receiverClass.getClassName() + "." + methodCall.name + "(" +
+                  signature.stream().map(TargetType::toSignature).collect(Collectors.joining())+ ")" );
+
+                AtomicBoolean hasM = new AtomicBoolean(false);
+                receiverClass.getMethods().forEach(m -> {
+                    if (Objects.equals(m.getName(), methodCall.name)) {
+                        hasM.set(true);
+                        Target.logger.error("But only has: " + m.name + "(" +
+                          m.getParameterList().getFormalparalist().stream().map(t -> t.getType().toString()).collect(Collectors.joining())+ ")" );
+                    }
+                });
+                if (!hasM.get())
+                    Target.logger.error("But does not contain method at all");
+            }
+
             ClassOrInterface finalReceiverClass = receiverClass;
             foundMethod = thisMethod.orElseGet(() -> findMethod(finalReceiverClass.getSuperClass().getName(), methodCall.name, signature).orElseThrow());
         } else if (!isFunNType) {

src/main/java/de/dhbwstuttgart/target/generate/TxGenerics.java

@@ -1,6 +1,5 @@
 package de.dhbwstuttgart.target.generate;
 
-import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
 import de.dhbwstuttgart.syntaxtree.Method;
 import de.dhbwstuttgart.typeinference.result.ResultSet;
@@ -8,8 +7,8 @@ import de.dhbwstuttgart.typeinference.result.ResultSet;
 import java.util.Set;
 
 final class TxGenerics extends GenerateGenerics {
-    TxGenerics(JavaTXCompiler compiler, ResultSet constraints) {
-        super(compiler, constraints);
+    TxGenerics(ASTToTargetAST astToTargetAST, ResultSet constraints) {
+        super(astToTargetAST, constraints);
     }
 
     @Override

src/main/java/de/dhbwstuttgart/target/tree/TargetMethod.java

@@ -36,30 +36,30 @@ public record TargetMethod(int access, String name, TargetBlock block, Signature
     public static String getDescriptor(TargetType returnType, TargetType... parameters) {
         String ret = "(";
         for (var parameterType : parameters) {
-            ret += parameterType.toDescriptor();
+            ret += parameterType.toSignature();
         }
         ret += ")";
         if (returnType == null) ret += "V";
-        else ret += returnType.toDescriptor();
+        else ret += returnType.toSignature();
         return ret;
     }
 
     public static String getSignature(Set<TargetGeneric> generics, List<MethodParameter> parameters, TargetType returnType) {
         String ret = "";
-        if (!generics.isEmpty()) {
+        if (generics.size() > 0) {
             ret += "<";
             for (var generic : generics) {
-                ret += generic.name() + ":" + generic.bound().toSignature();
+                ret += generic.name() + ":" + generic.bound().toDescriptor();
             }
             ret += ">";
         }
         ret += "(";
         for (var param : parameters) {
-            ret += param.pattern().type().toSignature();
+            ret += param.pattern().type().toDescriptor();
         }
         ret += ")";
         if (returnType == null) ret += "V";
-        else ret += returnType.toSignature();
+        else ret += returnType.toDescriptor();
         return ret;
     }
 

src/main/java/de/dhbwstuttgart/target/tree/expression/TargetLiteral.java

@@ -8,42 +8,42 @@ public sealed interface TargetLiteral extends TargetExpression {
     record BooleanLiteral(Boolean value) implements TargetLiteral {
         @Override
         public TargetType type() {
-            return TargetType.boolean_;
+            return TargetType.Boolean;
         }
     }
 
     record CharLiteral(Character value) implements TargetLiteral {
         @Override
         public TargetType type() {
-            return TargetType.char_;
+            return TargetType.Char;
         }
     }
 
     record IntLiteral(Integer value) implements TargetLiteral {
         @Override
         public TargetType type() {
-            return TargetType.int_;
+            return TargetType.Integer;
         }
     }
 
     record LongLiteral(Long value) implements TargetLiteral {
         @Override
         public TargetType type() {
-            return TargetType.long_;
+            return TargetType.Long;
         }
     }
 
     record FloatLiteral(Float value) implements TargetLiteral {
         @Override
         public TargetType type() {
-            return TargetType.float_;
+            return TargetType.Float;
         }
     }
 
     record DoubleLiteral(Double value) implements TargetLiteral {
         @Override
         public TargetType type() {
-            return TargetType.double_;
+            return TargetType.Double;
         }
     }
 

src/main/java/de/dhbwstuttgart/target/tree/type/TargetExtendsWildcard.java

@@ -3,12 +3,12 @@ package de.dhbwstuttgart.target.tree.type;
 public record TargetExtendsWildcard(TargetType innerType) implements TargetType {
     @Override
     public String toSignature() {
-        return "+" + innerType.toSignature();
+        return innerType.toSignature();
     }
 
     @Override
     public String toDescriptor() {
-        return innerType.toDescriptor();
+        return "+" + innerType.toDescriptor();
     }
 
     @Override

src/main/java/de/dhbwstuttgart/target/tree/type/TargetFunNType.java

@@ -36,7 +36,6 @@ public record TargetFunNType(String name, List<TargetType> funNParams, List<Targ
 
     @Override
     public String toSignature() {
-        var args = FunNGenerator.getArguments(funNParams);
-        return "LFun" + args.size() + "$$" + TargetSpecializedType.signatureParameters(funNParams) + ";";
+        return "L" + getInternalName() + ";";
     }
 }

src/main/java/de/dhbwstuttgart/target/tree/type/TargetGenericType.java

@@ -2,12 +2,12 @@ package de.dhbwstuttgart.target.tree.type;
 
 public record TargetGenericType(String name) implements TargetType {
     @Override
-    public String toDescriptor() {
+    public String toSignature() {
         return "Ljava/lang/Object;"; // TODO Use bounds for this?
     }
 
     @Override
-    public String toSignature() {
+    public String toDescriptor() {
         return "T" + getInternalName() + ";";
     }
 

src/main/java/de/dhbwstuttgart/target/tree/type/TargetRefType.java

@@ -12,6 +12,11 @@ public record TargetRefType(String name, List<TargetType> params) implements Tar
         return this.name.replaceAll("\\.", "/");
     }
 
+    @Override
+    public String toSignature() {
+        return "L" + getInternalName() + ";";
+    }
+
     // Type erasure means we need to override hashCode and equals to only consider the name
     @Override
     public int hashCode() {

src/main/java/de/dhbwstuttgart/target/tree/type/TargetSpecializedType.java

@@ -6,27 +6,16 @@ public sealed interface TargetSpecializedType extends TargetType permits TargetF
     List<TargetType> params();
 
     @Override
-    default String toSignature() {
+    default String toDescriptor() {
         String ret = "L" + getInternalName();
-        ret += signatureParameters(params());
-        ret += ";";
-        return ret;
-    }
-
-    static String signatureParameters(List<TargetType> params) {
-        var ret = "";
-        if (!params.isEmpty()) {
+        if (params().size() > 0) {
             ret += "<";
-            for (var param : params) {
-                ret += param.toSignature();
+            for (var param : params()) {
+                ret += param.toDescriptor();
             }
             ret += ">";
         }
+        ret += ";";
         return ret;
     }
-
-    @Override
-    default String toDescriptor() {
-        return "L" + getInternalName() + ";";
-    }
 }

src/main/java/de/dhbwstuttgart/target/tree/type/TargetSuperWildcard.java

@@ -3,12 +3,12 @@ package de.dhbwstuttgart.target.tree.type;
 public record TargetSuperWildcard(TargetType innerType) implements TargetType {
     @Override
     public String toSignature() {
-        return "-" + innerType.toSignature();
+        return innerType.toSignature();
     }
 
     @Override
     public String toDescriptor() {
-        return innerType.toDescriptor();
+        return "-" + innerType.toDescriptor();
     }
 
     @Override

src/main/java/de/dhbwstuttgart/typeinference/constraints/Constraint.java

@@ -9,72 +9,77 @@ import de.dhbwstuttgart.server.packet.dataContainers.serialized.SerialUUID;
 import de.dhbwstuttgart.typeinference.unify.UnifyContext;
 import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
 
+import java.util.ArrayList;
 import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
 import java.util.Optional;
 import java.util.Set;
 import java.util.function.Function;
 import java.util.stream.Collectors;
+import javax.annotation.Nullable;
 
-public class Constraint<A extends IConstraintElement> extends HashSet<A> implements Comparable<Constraint<A>>, ISerializableData {
-	private static final long serialVersionUID = 1L;
-	private boolean isInherited = false;//wird beides nur für die Method-Constraints benoetigt
-	private boolean isImplemented = false;
-	
-	/*
-	 * wird verwendet um bei der Codegenerierung die richtige Methoden - Signatur
-	 * auszuwaehlen 
-	 */
-	/*private*/ Set<A> methodSignatureConstraint = new HashSet<>();
-	
-	private Constraint<A> extendConstraint = null;
-	
-	public Constraint() {
-		super();
-	}
+public class Constraint<A extends IConstraintElement> extends HashSet<A> implements ISerializableData {
+  private static final long serialVersionUID = 1L;
+  private boolean isInherited = false;//wird beides nur für die Method-Constraints benoetigt
+  private boolean isImplemented = false;
+
+  /*
+   * wird verwendet um bei der Codegenerierung die richtige Methoden - Signatur
+   * auszuwaehlen
+   */
+  /*private*/ Set<A> methodSignatureConstraint = new HashSet<>();
+
+  private Constraint<A> extendConstraint = null;
+
+  public Constraint() {
+    super();
+  }
 
   public Constraint(int initialCapacity) {
     super(initialCapacity);
   }
 
-	public Constraint(boolean isInherited, boolean isImplemented) {
-		this.isInherited = isInherited;
-		this.isImplemented = isImplemented;
-	}
-	
-	public Constraint(boolean isInherited, boolean isImplemented, Constraint<A> extendConstraint, Set<A> methodSignatureConstraint) {
-		this.isInherited = isInherited;
-		this.isImplemented = isImplemented;
-		this.extendConstraint = extendConstraint;
-		this.methodSignatureConstraint = methodSignatureConstraint;
-	}
-	
-	public void setIsInherited(boolean isInherited) {
-		this.isInherited = isInherited;
-	}
-	
-	public boolean isInherited() {
-		return isInherited;
-	}
-	
-	public boolean isImplemented() {
-		return isImplemented;
-	}
-	
-	public Constraint<A> getExtendConstraint() {
-		return extendConstraint;
-	}
-	
-	public void setExtendConstraint(Constraint<A> c) {
-		extendConstraint = c;
-	}
-	
-	public Set<A> getmethodSignatureConstraint() {
-		return methodSignatureConstraint;
-	}
-	
-	public void setmethodSignatureConstraint(Set<A> c) {
-		methodSignatureConstraint = c;
-	}
+  public Constraint(boolean isInherited, boolean isImplemented) {
+    this.isInherited = isInherited;
+    this.isImplemented = isImplemented;
+  }
+
+  public Constraint(boolean isInherited, boolean isImplemented, Constraint<A> extendConstraint, Set<A> methodSignatureConstraint) {
+    this.isInherited = isInherited;
+    this.isImplemented = isImplemented;
+    this.extendConstraint = extendConstraint;
+    this.methodSignatureConstraint = methodSignatureConstraint;
+  }
+
+  public void setIsInherited(boolean isInherited) {
+    this.isInherited = isInherited;
+  }
+
+  public boolean isInherited() {
+    return isInherited;
+  }
+
+  public boolean isImplemented() {
+    return isImplemented;
+  }
+
+  public Constraint<A> getExtendConstraint() {
+    return extendConstraint;
+  }
+
+  public void setExtendConstraint(Constraint<A> c) {
+    extendConstraint = c;
+  }
+
+  public Set<A> getmethodSignatureConstraint() {
+    return methodSignatureConstraint;
+  }
+
+  public void setmethodSignatureConstraint(Set<A> c) {
+    methodSignatureConstraint = c;
+  }
 
   public <B extends IConstraintElement> Constraint<B> createdMapped(Function<A,B> mapper) {
     Constraint<B> result = new Constraint<>(this.size());
@@ -84,22 +89,16 @@ public class Constraint<A extends IConstraintElement> extends HashSet<A> impleme
     return result;
   }
 
-	public String toString() {
+  public String toString() {
     return super.toString() + "\nisInherited = " + isInherited
       + " isOveridden = " + isImplemented
       + " msc[" + methodSignatureConstraint.size() + "] = " + methodSignatureConstraint
       //" + extendsContraint: "  + (extendConstraint != null ? extendConstraint.toStringBase() : "null" )
       + "\n";
-	}
-	
-	public String toStringBase() {
-		return super.toString();
-	}
+  }
 
-
-  @Override
-  public int compareTo(Constraint<A> o) {
-    return this.toString().compareTo(o.toString());
+  public String toStringBase() {
+    return super.toString();
   }
 
   private String serialUUID = null;
@@ -168,4 +167,5 @@ public class Constraint<A extends IConstraintElement> extends HashSet<A> impleme
 
     return keyStorage.getUnserialized(uuid, Constraint.class);
   }
+
 }

src/main/java/de/dhbwstuttgart/typeinference/result/ResultPair.java

@@ -11,7 +11,7 @@ import de.dhbwstuttgart.typeinference.unify.UnifyContext;
  * Paare, welche das Unifikationsergebnis darstellen
  */
 public abstract class ResultPair<A extends RefTypeOrTPHOrWildcardOrGeneric,B extends RefTypeOrTPHOrWildcardOrGeneric>
-  implements Comparable<ResultPair<A,B>>, ISerializableData {
+implements ISerializableData {
     private final A left;
     private final B right;
 
@@ -65,16 +65,6 @@ public abstract class ResultPair<A extends RefTypeOrTPHOrWildcardOrGeneric,B ext
 		return true;
 	}
 
-	@Override
-	public int compareTo(ResultPair<A, B> o) {
-		if (o == null) {
-			return 1; // this is greater than null
-		}
-
-		return o.left.toString().compareTo(this.left.toString());
-	}
-
-
 
 	@Override
 	public SerialMap toSerial(KeyStorage keyStorage) {

src/main/java/de/dhbwstuttgart/typeinference/result/ResultSet.java

@@ -11,7 +11,6 @@ import de.dhbwstuttgart.util.Logger;
 import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.HashSet;
-import java.util.List;
 import java.util.Set;
 
 import de.dhbwstuttgart.exceptions.NotImplementedException;
@@ -24,32 +23,28 @@ import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 import java.util.stream.Collectors;
 
 @SuppressWarnings("rawtypes")
-public class ResultSet implements Comparable<ResultSet>, ISerializableData {
+public class ResultSet implements ISerializableData {
 
   public final Set<ResultPair> results;
   public Set<ResultPair<TypePlaceholder, TypePlaceholder>> genIns;
 
-    public ResultSet(Set<ResultPair> set){
-        this.results = set;
-        this.genIns = TypeUnifyTaskHelper.getPresizedHashSet(results.size());
-        results.forEach(x -> {
-          if (x instanceof PairTPHsmallerTPH) {
-            this.genIns.add(x);
-          }
-        });
-    }
+  public ResultSet(Set<ResultPair> set) {
+    this.results = set;
+    this.genIns = TypeUnifyTaskHelper.getPresizedHashSet(results.size());
+    results.forEach(x -> {
+      if (x instanceof PairTPHsmallerTPH) {
+        this.genIns.add(x);
+      }
+    });
+  }
 
-    public List<ResultPair> getSortedResults() {
-      return results.stream().sorted().toList();
-    }
+  public boolean contains(ResultPair toCheck) {
+    return this.results.contains(toCheck);
+  }
 
-    public boolean contains(ResultPair toCheck) {
-    	return this.results.contains(toCheck);
-    }
-    
-    public void remove(ResultPair toCheck) {
-    	results.remove(toCheck);
-    }
+  public void remove(ResultPair toCheck) {
+    results.remove(toCheck);
+  }
 
   public ResolvedType resolveType(RefTypeOrTPHOrWildcardOrGeneric type) {
     if (type instanceof TypePlaceholder)
@@ -92,24 +87,9 @@ public class ResultSet implements Comparable<ResultSet>, ISerializableData {
     }
   }
 
-	@Override
-	public int hashCode() {
-		return results.hashCode();
-	}
-
   @Override
-  public int compareTo(ResultSet o) {
-    List<ResultPair> thisSorted = this.getSortedResults();
-    List<ResultPair> otherSorted = o.getSortedResults();
-    int sizeCompare = Integer.compare(thisSorted.size(), otherSorted.size());
-    if (sizeCompare != 0) return sizeCompare;
-
-    for (int i = 0; i < thisSorted.size(); i++) {
-      int cmp = thisSorted.get(i).compareTo(otherSorted.get(i));
-      if (cmp != 0) return cmp;
-    }
-
-    return 0;
+  public int hashCode() {
+    return results.hashCode();
   }
 
   @Override

src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java

@@ -1,7 +1,6 @@
 package de.dhbwstuttgart.typeinference.typeAlgo;
 
 import de.dhbwstuttgart.exceptions.DebugException;
-import de.dhbwstuttgart.parser.NullToken;
 import de.dhbwstuttgart.parser.SourceLoc;
 import de.dhbwstuttgart.parser.antlr.Java17Parser;
 import de.dhbwstuttgart.parser.scope.JavaClassName;
@@ -10,11 +9,9 @@ import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
 import de.dhbwstuttgart.syntaxtree.statement.Statement;
 import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
-import de.dhbwstuttgart.target.tree.type.TargetRefType;
 import de.dhbwstuttgart.typeinference.assumptions.FieldAssumption;
 import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
 import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceInformation;
-import de.dhbwstuttgart.typeinference.constraints.Constraint;
 import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
 import de.dhbwstuttgart.typeinference.constraints.Pair;
 import de.dhbwstuttgart.typeinference.unify.TypeUnifyTaskHelper;
@@ -22,24 +19,24 @@ import de.dhbwstuttgart.typeinference.unify.model.PairOperator;
 import de.dhbwstuttgart.util.BiRelation;
 import org.antlr.v4.runtime.Token;
 
-import java.lang.reflect.Modifier;
 import java.util.*;
 
 public class TYPE {
 
+    private final SourceFile sf;
     private final Set<ClassOrInterface> allAvailableClasses;
-    private final Set<ClassOrInterface> definedClasses;
-
-    public TYPE(Set<ClassOrInterface> definedClasses, Set<ClassOrInterface> allAvailableClasses){
+    
+    public TYPE(SourceFile sf, Set<ClassOrInterface> allAvailableClasses){
+        this.sf = sf;
         this.allAvailableClasses = allAvailableClasses;
-        this.definedClasses = definedClasses;
     }
 
     public ConstraintSet getConstraints() {
         ConstraintSet ret = new ConstraintSet();
-        for (ClassOrInterface cl : definedClasses) {
-            Set<ClassOrInterface> allClasses = TypeUnifyTaskHelper.getPresizedHashSet(allAvailableClasses.size());
+        for (ClassOrInterface cl : sf.KlassenVektor) {
+            Set<ClassOrInterface> allClasses = TypeUnifyTaskHelper.getPresizedHashSet(allAvailableClasses.size() + sf.availableClasses.size());
             allClasses.addAll(allAvailableClasses);
+            allClasses.addAll(sf.availableClasses);
             ret.addAll(getConstraintsClass(cl, new TypeInferenceInformation(allClasses)));
         }
         return ret;
@@ -91,25 +88,12 @@ public class TYPE {
         TypeInferenceBlockInformation blockInfo = new TypeInferenceBlockInformation(info.getAvailableClasses(), currentClass, m);
         TYPEStmt methodScope = new TYPEStmt(blockInfo);
         ConstraintSet constraintSet = new ConstraintSet();
+        m.getParameterList().getFormalparalist().forEach(el -> {
+            if(el instanceof RecordPattern){
+                constraintSet.addAll(addRecursiveParameterConstraints((RecordPattern) el, blockInfo));
 
-        if (m.name.equals("main") && Modifier.isStatic(m.modifier) && m.getParameterList().getFormalparalist().size() == 1) {
-            // Add constraint for main method
-            var firstParam = m.getParameterList().getParameterAt(0);
-
-            constraintSet.addUndConstraint(new Pair(firstParam.getType(),
-                new RefType(new JavaClassName("java.util.List"),
-                    List.of(new RefType(new JavaClassName("java.lang.String"), new NullToken())),
-                    new NullToken()),
-                PairOperator.EQUALSDOT));
-        } else {
-            m.getParameterList().getFormalparalist().forEach(el -> {
-                if (el instanceof RecordPattern rp){
-                    constraintSet.addAll(addRecursiveParameterConstraints(rp, blockInfo));
-                }
-            });
-        }
-
-
+            }
+        });
         m.block.accept(methodScope);
         constraintSet.addAll(methodScope.getConstraints());
         return constraintSet;

src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java

@@ -75,7 +75,7 @@ public class TYPEStmt implements StatementVisitor {
 
     @Override
     public void visit(LambdaExpression lambdaExpression) {
-        TypePlaceholder tphRetType = TypePlaceholder.fresh(new NullToken(), -1, false);
+        TypePlaceholder tphRetType = TypePlaceholder.fresh(new NullToken());
         List<RefTypeOrTPHOrWildcardOrGeneric> lambdaParams = lambdaExpression.params.getFormalparalist().stream().map((formalParameter -> formalParameter.getType())).collect(Collectors.toList());
         lambdaParams.add(tphRetType);
         // lambdaParams.add(0,tphRetType);
@@ -643,7 +643,6 @@ public class TYPEStmt implements StatementVisitor {
             params.add(resolver.resolve(new GenericRefType(gtv.getName(), new NullToken())));
         }
         RefTypeOrTPHOrWildcardOrGeneric receiverType;
-        
         if (receiver instanceof FunNClass) {
             receiverType = new RefType(new JavaClassName(receiver.getClassName().toString() + "$$"), params, new NullToken()); // new FunN(params);
         } else {
@@ -939,7 +938,7 @@ public class TYPEStmt implements StatementVisitor {
     @Override
     public void visit(Yield aYield) {
         aYield.retexpr.accept(this);
-        constraintsSet.addUndConstraint(new Pair(aYield.getType(), switchStack.peek().getType(), PairOperator.SMALLERDOT, loc(aYield.getOffset())));
+        constraintsSet.addUndConstraint(new Pair(aYield.getType(), switchStack.peek().getType(), PairOperator.EQUALSDOT, loc(aYield.getOffset())));
         // TODO Auto-generated method stub
     }
 }

src/main/java/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java

@@ -1,7 +1,6 @@
 //PL 2018-12-19: Merge checken
 package de.dhbwstuttgart.typeinference.unify;
 
-import de.dhbwstuttgart.core.ConsoleInterface;
 import de.dhbwstuttgart.exceptions.TypeinferenceException;
 import de.dhbwstuttgart.parser.NullToken;
 import de.dhbwstuttgart.server.ServerTaskLogger;
@@ -150,7 +149,7 @@ public class TypeUnifyTask extends CancellableTask<CompletableFuture<Set<Set<Uni
     this.fc = fc;
     this.oup = new OrderingUnifyPair(fc, context);
 
-    this.context = (!ConsoleInterface.writeLogFiles || context.logger() instanceof ServerTaskLogger) ? context : context.newWithLogger(
+    this.context = (context.logger() instanceof ServerTaskLogger) ? context : context.newWithLogger(
       Logger.forFile(
         System.getProperty("user.dir") + "/logFiles/" + "Thread",
         "Unify"

src/main/java/de/dhbwstuttgart/typeinference/unify/cartesianproduct/UnknownVarianceCase.java

@@ -1,6 +1,8 @@
 package de.dhbwstuttgart.typeinference.unify.cartesianproduct;
 
+import de.dhbwstuttgart.exceptions.UnifyCancelException;
 import de.dhbwstuttgart.typeinference.constraints.Constraint;
+import de.dhbwstuttgart.typeinference.unify.TypeUnify2Task;
 import de.dhbwstuttgart.typeinference.unify.TypeUnifyTask;
 import de.dhbwstuttgart.typeinference.unify.UnifyContext;
 import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
@@ -13,12 +15,15 @@ import java.util.List;
 import java.util.Optional;
 import java.util.Set;
 import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.stream.Collectors;
 
 public class UnknownVarianceCase extends VarianceCase {
 
   protected final int variance = 0;
 
+  protected final AtomicBoolean shouldBreak = new AtomicBoolean(false);
+
   protected UnknownVarianceCase(boolean isOderConstraint, TypeUnifyTask typeUnifyTask, UnifyContext context) {
     super(isOderConstraint, typeUnifyTask, context);
   }
@@ -46,6 +51,28 @@ public class UnknownVarianceCase extends VarianceCase {
     } else {
       a = nextSetAsList.removeFirst();
     }
+
+    Set<UnifyPair> finalA = a;
+    if (!this.isOderConstraint && optOrigPair != null && optOrigPair.isPresent()) {
+      if (optOrigPair.get().getBasePair().getLhsType() instanceof PlaceholderType) {
+        nextSetasListRest = typeUnifyTask.oup.maxElements(
+          nextSetAsList.stream().filter(a_next -> typeUnifyTask.oup.compare(finalA, a_next) != 1).toList()
+        );
+      } else {
+        nextSetasListRest = typeUnifyTask.oup.minElements(
+          nextSetAsList.stream().filter(a_next -> typeUnifyTask.oup.compare(finalA, a_next) != -1).toList()
+        );
+      }
+    } else if (this.isOderConstraint) {
+      nextSetasListRest = typeUnifyTask.oup.maxElements(
+        nextSetAsList.stream().filter(a_next -> typeUnifyTask.oup.compare(finalA, a_next) != 1).toList()
+      );
+    } else {
+      nextSetasListRest = (nextSetAsList.size() > 5) ? nextSetAsList.subList(0, 5) : nextSetAsList;
+    }
+
+    nextSetAsList.removeAll(nextSetasListRest);
+    // */
   }
 
   @Override
@@ -61,9 +88,98 @@ public class UnknownVarianceCase extends VarianceCase {
     Set<Set<UnifyPair>> result,
     Set<Set<UnifyPair>> aParDef
   ) {
-    elems.add(a);
-    return typeUnifyTask.unify2(elems, eq, oderConstraints, fc, context.parallel(), rekTiefe, new HashSet<>(methodSignatureConstraint))
-      .thenApply(ComputationResults::new);
+    Set<UnifyPair> newEqOrig = new HashSet<>(eq);
+    Set<Set<UnifyPair>> newElemsOrig = new HashSet<>(elems);
+    List<Set<Constraint<UnifyPair>>> newOderConstraintsOrig = new ArrayList<>(oderConstraints);
+    newElemsOrig.add(a);
+    Set<UnifyPair> newMethodSignatureConstraintOrig = new HashSet<>(methodSignatureConstraint);
+    if (isOderConstraint) {
+      methodSignatureConstraint.addAll(((Constraint<UnifyPair>) a).getmethodSignatureConstraint());
+    }
+    TypeUnify2Task forkOrig = new TypeUnify2Task(newElemsOrig, newEqOrig, newOderConstraintsOrig, a, fc, context, rekTiefe, newMethodSignatureConstraintOrig);
+    typeUnifyTask.addChildTask(forkOrig);
+    CompletableFuture<Set<Set<UnifyPair>>> forkOrigFuture = CompletableFuture.supplyAsync(forkOrig::compute, context.executor()).thenCompose(f -> f);
+    CompletableFuture<ComputationResults> resultValues = forkOrigFuture.thenApply(
+      (currentThreadResult) -> {
+        forkOrig.context.logger().debug("final Orig 0");
+        forkOrig.closeLogFile();
+        return new ComputationResults(currentThreadResult);
+      });
+
+    int i = 0;
+    Set<Set<UnifyPair>>[] additionalResults = new HashSet[nextSetasListRest.size()];
+    Constraint<UnifyPair>[] extendConstraints = new Constraint[nextSetasListRest.size()];
+    while (!nextSetasListRest.isEmpty()) {
+      final int finalI = i++;
+
+      Set<UnifyPair> nSaL = nextSetasListRest.removeFirst();
+      context.logger().debug(() -> "0 RM" + nSaL.toString());
+
+      if (this.isOderConstraint) {
+        Constraint<UnifyPair> extendConstraint = ((Constraint<UnifyPair>) nSaL).getExtendConstraint();
+        extendConstraints[finalI] = extendConstraint;
+      }
+      else if (!sameEqSet.isEmpty() && !typeUnifyTask.checkNoContradiction(nSaL, sameEqSet, result)) {
+        TypeUnifyTask.noShortendElements++;
+        continue;
+      }
+
+      Set<UnifyPair> newEq = new HashSet<>(eq);
+      Set<Set<UnifyPair>> newElems = new HashSet<>(elems);
+      List<Set<Constraint<UnifyPair>>> newOderConstraints = new ArrayList<>(oderConstraints);
+      newElems.add(nSaL);
+      Set<UnifyPair> newMethodSignatureConstraint = new HashSet<>(methodSignatureConstraint);
+      if (isOderConstraint) {
+        methodSignatureConstraint.addAll(((Constraint<UnifyPair>) nSaL).getmethodSignatureConstraint());
+      }
+
+      TypeUnify2Task fork = new TypeUnify2Task(newElems, newEq, newOderConstraints, nSaL, fc, context, rekTiefe, newMethodSignatureConstraint);
+      typeUnifyTask.addChildTask(fork);
+      // schedule compute() on another thread
+      CompletableFuture<Set<Set<UnifyPair>>> forkFuture = CompletableFuture.supplyAsync(fork::compute, context.executor()).thenCompose(f -> f);
+      resultValues = resultValues.thenCombine(forkFuture, (compResult, forkResult) -> {
+        additionalResults[finalI] = forkResult;
+        context.logger().error("finalI: " + finalI);
+        return compResult;
+      });
+    }
+
+
+    int finalI1 = i;
+    return resultValues.thenCompose(compResult -> {
+      var oldResult = compResult.mainResult;
+
+      for (int e = 0; e < finalI1; e++) {
+        Set<Set<UnifyPair>> currentResult = additionalResults[e];
+
+        boolean oldResultInvalid = typeUnifyTask.isUndefinedPairSetSet(oldResult);
+        boolean currentResultInvalid = typeUnifyTask.isUndefinedPairSetSet(currentResult);
+
+        if (!oldResult.isEmpty() && !oldResultInvalid) {
+          boolean shouldBreak = this.eraseInvalidSets(rekTiefe, new HashSet<>(), nextSetAsList);
+          if (shouldBreak) {
+            return CompletableFuture.completedFuture(compResult);
+          }
+        }
+
+        if (this.isOderConstraint) {
+          nextSetasListOderConstraints.add(extendConstraints[e]);
+        }
+
+        if (!currentResultInvalid && oldResultInvalid) {
+          //wenn korrektes Ergebnis gefunden alle Fehlerfaelle loeschen
+          oldResult = currentResult;
+        } else if (oldResultInvalid == currentResultInvalid || oldResult.isEmpty()) {
+          //alle Fehlerfaelle und alle korrekten Ergebnis jeweils adden
+          Set<Set<UnifyPair>> finalOldResult = oldResult;
+          context.logger().debug(() -> "RES var1 ADD:" + finalOldResult.toString() + " " + currentResult.toString());
+          oldResult.addAll(currentResult);
+        }
+      }
+
+      compResult.mainResult = oldResult;
+      return CompletableFuture.completedFuture(compResult);
+    });
   }
 
   @Override
@@ -100,10 +216,25 @@ public class UnknownVarianceCase extends VarianceCase {
       nextSetAsList.removeAll(erased);
 
       context.logger().debug("Removed: " + erased);
-
       context.logger().debug("Not Removed: " + nextSetAsList);
 
+      for (Set<UnifyPair> aPar : aParDef) {
+        smallerSetasList.clear();
+        smallerSetasList.addAll(typeUnifyTask.oup.smallerThan(aPar, nextSetAsList));
+        notInherited = smallerSetasList.stream()
+          .filter(x -> !((Constraint<UnifyPair>) x).isInherited())
+          .collect(Collectors.toCollection(ArrayList::new));
+        notErased.clear();
+        notInherited.forEach(x -> notErased.addAll(typeUnifyTask.oup.smallerEqThan(x, smallerSetasList)));
+        erased = new ArrayList<>(smallerSetasList);
+        erased.removeAll(notErased);
+        nextSetAsList.removeAll(erased);
+        context.logger().debug("Removed: " + erased);
+        context.logger().debug("Not Removed: " + nextSetAsList);
+      }
+
     }
+
     return false;
   }
 

src/main/java/de/dhbwstuttgart/typeinference/unify/model/Node.java

@@ -53,7 +53,7 @@ class Node<T> {
 			addDescendant(descendant);
 		}
 	}
-
+	
 	/**
 	 * Adds a directed edge from the predecessor to this node (predecessor -> this)
 	 */
@@ -73,7 +73,7 @@ class Node<T> {
 			addPredecessor(predecessor);
 		}
 	}
-
+	
 	/**
 	 * The content of this node.
 	 */

src/main/java/de/dhbwstuttgart/util/Logger.java

@@ -126,6 +126,20 @@ public class Logger {
     }
   }
 
+  public String findLogCaller() {
+    StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
+    final String thisFileName = stackTrace[0].getFileName();
+    int i = 0;
+    StackTraceElement currentElement = stackTrace[i];
+    while (++i < stackTrace.length) {
+      currentElement = stackTrace[i];
+      if (!Objects.equals(thisFileName, currentElement.getFileName())) {
+        break;
+      }
+    }
+    return ".(" + currentElement.getFileName() + ":" + currentElement.getLineNumber() + ")";
+  }
+
   /**
    * Base method for logging a string value. Should mostly be used by the Logger internal functions that
    * abstract the logLevel away from the parameters
@@ -136,6 +150,8 @@ public class Logger {
    */
   public void log(String s, LogLevel logLevel) {
     if (isLogLevelActive(logLevel)) {
+      // prepend the call to the logger instance
+      // s = findLogCaller() + "\n" + s;
       this.print(s, logLevel);
       this.write(s);
     }

src/test/java/AllgemeinTest.java

@@ -1,6 +1,6 @@
 
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.Assert.*;
 import static targetast.TestCodegen.generateClassFiles;
 
 import java.io.File;
@@ -9,12 +9,13 @@ import java.net.URL;
 import java.net.URLClassLoader;
 import java.util.Arrays;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import com.google.common.collect.Lists;
 
 import de.dhbwstuttgart.core.JavaTXCompiler;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
 
 public class AllgemeinTest {
 
@@ -77,7 +78,7 @@ public class AllgemeinTest {
 		   compiler = new JavaTXCompiler(
                 Lists.newArrayList(new File(path)),
                 Lists.newArrayList(new File(System.getProperty("user.dir")+"/resources/bytecode/classFiles/")),
-			   	new File(System.getProperty("user.dir")+"/resources/bytecode/classFiles/"), true);
+			   	new File(System.getProperty("user.dir")+"/resources/bytecode/classFiles/"));
 		//*/
 		compiler.generateBytecode();
 		pathToClassFile = System.getProperty("user.dir")+"/resources/bytecode/classFiles/";

src/test/java/GenericsParserTest.java

@@ -6,12 +6,12 @@ import de.dhbwstuttgart.syntaxtree.GenericTypeVar;
 import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
 import de.dhbwstuttgart.syntaxtree.type.*;
 import de.dhbwstuttgart.target.generate.ASTToTargetAST;
-import org.junit.jupiter.api.Test;
+import org.junit.Test;
 
 import java.util.ArrayList;
 import java.util.List;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.Assert.*;
 
 public class GenericsParserTest {
 

src/test/java/TestPackages.java

@@ -1,7 +1,6 @@
-import de.dhbwstuttgart.core.ConsoleInterface;
 import de.dhbwstuttgart.core.JavaTXCompiler;
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
+import org.junit.Ignore;
+import org.junit.Test;
 
 import java.io.File;
 import java.util.List;
@@ -14,25 +13,26 @@ public class TestPackages {
     public void testPackages() throws Exception {
         var cmp = new JavaTXCompiler(
             List.of(
-                new File("resources/packageTest/pkg/sub/Test1.jav"),
-                new File("resources/packageTest/pkg/sub2/Test2.jav")
+                new File("resources/packageTest/pkg/sub/Test1.jav") // This should pull in Test2
+                //new File("resources/packageTest/pkg/sub2/Test2.jav")
             ),
             List.of(new File("resources/packageTest")),
-            new File(bytecodeDirectory), true
+            new File(bytecodeDirectory)
         );
 
         cmp.generateBytecode();
     }
 
     @Test
+    @Ignore("This doesn't work")
     public void testPackagesCircular() throws Exception {
         var cmp = new JavaTXCompiler(
             List.of(
-                new File("resources/packageTest/pkg/sub/Cycle1.jav"),
-                new File("resources/packageTest/pkg/sub2/Cycle2.jav")
+                new File("resources/packageTest/pkg/sub/Cycle1.jav")
+                //new File("resources/packageTest/pkg/sub2/Cycle2.jav")
             ),
             List.of(new File("resources/packageTest")),
-            new File(bytecodeDirectory), true
+            new File(bytecodeDirectory)
         );
 
         cmp.generateBytecode();
@@ -43,7 +43,7 @@ public class TestPackages {
         var cmp = new JavaTXCompiler(
             List.of(new File("resources/packageTest/pkg/sub/Interface.jav")),
             List.of(new File("resources/packageTest")),
-            new File(bytecodeDirectory), true
+            new File(bytecodeDirectory)
         );
 
         cmp.generateBytecode();

src/test/java/TestTypeDeployment.java

@@ -4,7 +4,7 @@ import de.dhbwstuttgart.syntaxtree.SourceFile;
 import de.dhbwstuttgart.typedeployment.TypeInsert;
 import de.dhbwstuttgart.typedeployment.TypeInsertFactory;
 import de.dhbwstuttgart.typeinference.result.ResultSet;
-import org.junit.jupiter.api.Test;
+import org.junit.Test;
 
 import java.io.File;
 import java.nio.file.Path;

src/test/java/astfactory/ASTFactoryTest.java

@@ -4,7 +4,7 @@ package astfactory;
 import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
 import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
 import de.dhbwstuttgart.syntaxtree.type.GenericRefType;
-import org.junit.jupiter.api.Test;
+import org.junit.Test;
 
 import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
@@ -12,8 +12,7 @@ import java.lang.reflect.TypeVariable;
 import java.util.Arrays;
 import java.util.HashMap;
 
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
+import static org.junit.Assert.*;
 
 public class ASTFactoryTest<A> extends HashMap<String, A>{
     @Test

src/test/java/finiteClosure/SuperInterfacesTest.java

@@ -4,10 +4,12 @@ import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.parser.SyntaxTreeGenerator.FCGenerator;
 import de.dhbwstuttgart.syntaxtree.ClassOrInterface;
 import de.dhbwstuttgart.syntaxtree.factory.ASTFactory;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.typeinference.unify.PlaceholderRegistry;
+import org.junit.Test;
 
 import java.util.ArrayList;
 import java.util.Collection;
+import java.util.List;
 
 public class SuperInterfacesTest {
     @Test

src/test/java/languageServerInterfaceTest/test.jav

@@ -1,5 +0,0 @@
-public class t{
-    public mofus(){
-        return 1;
-    }
-}

src/test/java/server/PacketTest.java

@@ -1,7 +1,7 @@
 package server;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
-import de.dhbwstuttgart.core.JavaTXCompiler;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
 import de.dhbwstuttgart.parser.SourceLoc;
 import de.dhbwstuttgart.server.packet.DebugPacket;
 import de.dhbwstuttgart.server.packet.IPacket;
@@ -16,11 +16,18 @@ import de.dhbwstuttgart.server.packet.dataContainers.serialized.SerialUUID;
 import de.dhbwstuttgart.server.packet.dataContainers.serialized.SerialValue;
 import de.dhbwstuttgart.typeinference.constraints.Constraint;
 import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
+import de.dhbwstuttgart.typeinference.unify.PlaceholderRegistry;
 import de.dhbwstuttgart.typeinference.unify.UnifyContext;
+import de.dhbwstuttgart.typeinference.unify.UnifyResultModel;
+import de.dhbwstuttgart.typeinference.unify.UnifyTaskModel;
+import de.dhbwstuttgart.typeinference.unify.model.FiniteClosure;
 import de.dhbwstuttgart.typeinference.unify.model.UnifyPair;
+import java.io.Writer;
+import java.util.HashSet;
+import java.util.concurrent.ForkJoinPool;
 import java.util.function.BiFunction;
-import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.*;
+import org.junit.Test;
+import static org.junit.Assert.*;
 
 public class PacketTest {
 

src/test/java/server/ServerTest.java

@@ -35,21 +35,24 @@ import java.util.Set;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.stream.Collectors;
+import org.junit.Ignore;
+import org.junit.Test;
 import targetast.TestCodegen;
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.Assert.*;
 
+@Ignore("Server tests create huge overhead, so they are ignored until required")
 public class ServerTest {
 
   public ServerTest() {
     ConsoleInterface.unifyServerUrl = Optional.of("ws://localhost:5000");
   }
 
-  //@Test
+  @Test
   public void checkServer_Scalar() throws IOException, ClassNotFoundException {
     compareLocalAndServerResult("Scalar.jav");
   }
 
-  //@Test
+  @Test
   public void checkServer_Matrix() throws IOException, ClassNotFoundException {
     compareLocalAndServerResult("Matrix.jav");
   }

src/test/java/syntaxtreegenerator/TestComplete.java

@@ -1,5 +1,9 @@
 package syntaxtreegenerator;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 import java.io.File;
 import java.io.FileFilter;
 import java.io.FileInputStream;
@@ -8,23 +12,21 @@ import java.io.ObjectOutputStream;
 import java.util.ArrayList;
 import java.util.HashMap;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.exceptions.NotImplementedException;
 import de.dhbwstuttgart.syntaxtree.SourceFile;
 import de.dhbwstuttgart.syntaxtree.visual.ASTPrinter;
 
-import static org.junit.jupiter.api.Assertions.*;
-
 /**
  * Unit-Tests für den 'SyntaxTreeGenerator' aus dem Package 'parser' nach Vorbild der Klasse 'TestComplete' aus dem Test-Package 'targetast'
  */
 public class TestComplete {
     private static HashMap<String, File[]> javFiles = new HashMap<>();
 
-    @BeforeAll
+    @BeforeClass
     public static void setUp() {
         final String testFileDirectory = "resources/bytecode/javFiles/";
         final String expectedASTDirectory = "resources/syntaxtreegenerator/";
@@ -351,7 +353,7 @@ public class TestComplete {
             assertEquals("Comparing expected and resulting AST for mathStrucInteger.jav", expectedAST, resultingAST);
         } catch (Exception exc) {
             exc.printStackTrace();
-            assertInstanceOf(NotImplementedException.class, exc);
+            assertTrue("An error occured while generating the AST for mathStrucInteger.jav", exc instanceof NotImplementedException);
         }
     }
 

src/test/java/syntaxtreegenerator/TestNewFeatures.java

@@ -1,15 +1,15 @@
 package syntaxtreegenerator;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.fail;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
 
 import java.io.File;
 import java.io.FileFilter;
 import java.io.FileInputStream;
 import java.util.HashMap;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.syntaxtree.visual.ASTPrinter;
@@ -17,7 +17,7 @@ import de.dhbwstuttgart.syntaxtree.visual.ASTPrinter;
 public class TestNewFeatures {
     private static HashMap<String, File[]> javFiles = new HashMap<>();
 
-    @BeforeAll
+    @BeforeClass
     public static void setUp() {
         final String testFileDirectory = "resources/syntaxtreegenerator/javFiles/";
         final String expectedASTDirectory = "resources/syntaxtreegenerator/";

src/test/java/targetast/ASTToTypedTargetAST.java

@@ -2,6 +2,7 @@ package targetast;
 
 import com.google.common.reflect.TypeToken;
 import de.dhbwstuttgart.core.JavaTXCompiler;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
 import de.dhbwstuttgart.parser.NullToken;
 import de.dhbwstuttgart.parser.scope.JavaClassName;
 import de.dhbwstuttgart.syntaxtree.*;
@@ -9,13 +10,13 @@ import de.dhbwstuttgart.syntaxtree.type.RefType;
 import de.dhbwstuttgart.target.generate.ASTToTargetAST;
 import de.dhbwstuttgart.target.tree.TargetStructure;
 import de.dhbwstuttgart.typeinference.result.ResultSet;
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
+import org.junit.Ignore;
+import org.junit.Test;
 
 import java.nio.file.Path;
 import java.util.*;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.Assert.*;
 
 public class ASTToTypedTargetAST {
 
@@ -23,7 +24,7 @@ public class ASTToTypedTargetAST {
     public void emptyClass() {
         ClassOrInterface emptyClass = new ClassOrInterface(0, new JavaClassName("EmptyClass"), new ArrayList<>(), Optional.empty(), Optional.empty(), new ArrayList<>(), new ArrayList<>(), new GenericDeclarationList(new ArrayList<>(), new NullToken()), new RefType(new JavaClassName("Object"), new NullToken()), false, false, new ArrayList<>(), new ArrayList<>(), new NullToken(), null);
         ResultSet emptyResultSet = new ResultSet(new HashSet<>());
-        TargetStructure emptyTargetClass = new ASTToTargetAST(List.of(emptyResultSet), TestCodegen.createClassLoader()).convert(emptyClass);
+        TargetStructure emptyTargetClass = new ASTToTargetAST(List.of(emptyResultSet)).convert(emptyClass);
         assert emptyTargetClass.getName().equals("EmptyClass");
         assert emptyTargetClass.methods().size() == 0;
         assert emptyTargetClass.fields().size() == 0;
@@ -31,14 +32,13 @@ public class ASTToTypedTargetAST {
 
     @Test
     public void overloading() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Overloading.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
+        var classLoader = new ByteArrayClassLoader();
         var overloading = TestCodegen.generateClass(converter.convert(classes.get(0)), classLoader);
         var overloading2 = TestCodegen.generateClass(converter.convert(classes.get(1)), classLoader);
 
@@ -54,54 +54,46 @@ public class ASTToTypedTargetAST {
 
     @Test
     public void tphsAndGenerics() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Tph2.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
-        var tphAndGenerics = TestCodegen.generateClass(converter.convert(classes.get(0)), classLoader);
+        var tphAndGenerics = TestCodegen.generateClass(converter.convert(classes.get(0)), new ByteArrayClassLoader());
     }
 
     @Test
     public void cycles() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Cycle.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
-        var cycle = TestCodegen.generateClass(converter.convert(classes.get(0)), classLoader);
+        var cycle = TestCodegen.generateClass(converter.convert(classes.get(0)), new ByteArrayClassLoader());
     }
 
     @Test
     public void infimum() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Infimum.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
-        var infimum = TestCodegen.generateClass(converter.convert(classes.get(0)), classLoader);
+        var infimum = TestCodegen.generateClass(converter.convert(classes.get(0)), new ByteArrayClassLoader());
     }
 
     @Test
     public void gen() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Gen.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
-        var generics = TestCodegen.generateClass(converter.convert(classes.get(0)), TestCodegen.createClassLoader());
+        var generics = TestCodegen.generateClass(converter.convert(classes.get(0)), new ByteArrayClassLoader());
         var m = generics.getDeclaredMethod("m", Vector.class);
         var mReturnType = m.getGenericReturnType();
         assertEquals(mReturnType, m.getParameters()[0].getParameterizedType());
@@ -111,15 +103,13 @@ public class ASTToTypedTargetAST {
 
     @Test
     public void definedGenerics() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Generics.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
-        var generics = TestCodegen.generateClass(converter.convert(classes.get(0)), classLoader);
+        var generics = TestCodegen.generateClass(converter.convert(classes.get(0)), new ByteArrayClassLoader());
         var B = generics.getTypeParameters()[0];
         var mt1 = generics.getDeclaredMethod("mt1", Object.class);
         var constructor = generics.getDeclaredConstructor(Object.class);
@@ -131,15 +121,13 @@ public class ASTToTypedTargetAST {
 
     @Test
     public void definedGenerics2() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Generics2.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
-        var generics2 = TestCodegen.generateClass(converter.convert(classes.get(0)), classLoader);
+        var generics2 = TestCodegen.generateClass(converter.convert(classes.get(0)), new ByteArrayClassLoader());
         assertEquals(generics2.getTypeParameters()[0].getBounds()[0], String.class);
         var m = generics2.getDeclaredMethod("m1", Object.class);
         assertEquals(m.getTypeParameters()[0].getBounds()[0], Integer.class);
@@ -147,30 +135,26 @@ public class ASTToTypedTargetAST {
     }
 
     @Test
-    @Disabled("Not implemented")
+    @Ignore("Not implemented")
     public void definedGenerics3() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Generics3.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
-        var generics3 = TestCodegen.generateClass(converter.convert(classes.get(0)), classLoader);
+        var generics3 = TestCodegen.generateClass(converter.convert(classes.get(0)), new ByteArrayClassLoader());
     }
 
     @Test
     public void definedGenerics4() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
-
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/Generics4.jav").toFile();
         var compiler = new JavaTXCompiler(file);
         var resultSet = compiler.typeInference(file);
-        var converter = new ASTToTargetAST(compiler, resultSet, classLoader);
+        var converter = new ASTToTargetAST(compiler, resultSet);
         var classes = compiler.sourceFiles.get(file).getClasses();
 
-        var generics4 = TestCodegen.generateClass(converter.convert(classes.get(0)), classLoader);
+        var generics4 = TestCodegen.generateClass(converter.convert(classes.get(0)), new ByteArrayClassLoader());
 
         // var instance = generics4.getDeclaredConstructor().newInstance();
         // var method = generics4.getDeclaredMethod("m2", Object.class);

src/test/java/targetast/GreaterEqualTest.java

@@ -1,21 +1,22 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
 
 public class GreaterEqualTest {
     static Class<?> classToTest;
     static Object instance;
 
-    @BeforeAll
+    @BeforeClass
     public static void beforeClass() throws Exception {
-        var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "GreaterEqual.jav");
+        var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "GreaterEqual.jav");
         classToTest = classFiles.get("GreaterEqual");
         instance = classToTest.getDeclaredConstructor().newInstance();
     }

src/test/java/targetast/GreaterThanTest.java

@@ -1,20 +1,21 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
 
 public class GreaterThanTest {
     static Class<?> classToTest;
     static Object instance;
 
-    @BeforeAll
+    @BeforeClass
     public static void beforeClass() throws Exception {
-        var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "GreaterThan.jav");
+        var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "GreaterThan.jav");
         classToTest = classFiles.get("GreaterThan");
         instance = classToTest.getDeclaredConstructor().newInstance();
     }

src/test/java/targetast/InheritTest.java

@@ -1,24 +1,24 @@
 package targetast;
 
-import de.dhbwstuttgart.core.ConsoleInterface;
-import de.dhbwstuttgart.util.Logger;
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
+import java.nio.file.Path;
 import java.util.Vector;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.Assert.assertEquals;
 
 public class InheritTest {
     private static Class<?> classToTest, classToTestAA, classToTestBB, classToTestCC, classToTestDD;
     private static Object instanceOfClass, instanceOfClassAA, instanceOfClassBB, instanceOfClassCC, instanceOfClassDD;
 
-    @BeforeAll
+    @BeforeClass
     public static void setUpBeforeClass() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
+        var classLoader = new ByteArrayClassLoader();
 
-        var classes = TestCodegen.generateClassFiles(classLoader, "Inherit.jav", "AA.jav", "BB.jav", "CC.jav", "DD.jav");
+        var classes = TestCodegen.generateClassFiles(classLoader, "Inherit.jav");
         classToTest = classes.get("Inherit");
         classToTestAA = classes.get("AA");
         classToTestBB = classes.get("BB");
@@ -35,72 +35,72 @@ public class InheritTest {
     @Test
     public void testmainAA() throws Exception {
         Method m = classToTestAA.getDeclaredMethod("m", Integer.class);
-        assertEquals("AA", m.invoke(instanceOfClassAA, 5));
+        assertEquals(m.invoke(instanceOfClassAA, 5), "AA");
         Method main = classToTest.getDeclaredMethod("main", classToTestAA, Integer.class);
-        assertEquals("AA", main.invoke(instanceOfClass, instanceOfClassAA, 5));
+        assertEquals(main.invoke(instanceOfClass, instanceOfClassAA, 5), "AA");
     }
 
     @Test
     public void testmainBB() throws Exception {
         Method m = classToTestAA.getDeclaredMethod("m", Integer.class);
-        assertEquals("AA", m.invoke(instanceOfClassBB, 5));
+        assertEquals(m.invoke(instanceOfClassBB, 5), "AA");
         Method main = classToTest.getDeclaredMethod("main", classToTestAA, Integer.class);
-        assertEquals("AA", main.invoke(instanceOfClass, instanceOfClassBB, 5));
+        assertEquals(main.invoke(instanceOfClass, instanceOfClassBB, 5), "AA");
     }
 
     @Test
     public void testmainCC() throws Exception {
         Method m = classToTestCC.getDeclaredMethod("m", Integer.class);
-        assertEquals("CC", m.invoke(instanceOfClassCC, 5));
+        assertEquals(m.invoke(instanceOfClassCC, 5), "CC");
         Method main = classToTest.getDeclaredMethod("main", classToTestCC, Integer.class);
-        assertEquals("CC", main.invoke(instanceOfClass, instanceOfClassCC, 5));
+        assertEquals(main.invoke(instanceOfClass, instanceOfClassCC, 5), "CC");
     }
 
     @Test
     public void testmainDD() throws Exception {
         Method m = classToTestCC.getDeclaredMethod("m", Integer.class);
-        assertEquals("CC", m.invoke(instanceOfClassDD, 5));
+        assertEquals(m.invoke(instanceOfClassDD, 5), "CC");
         Method main = classToTest.getDeclaredMethod("main", classToTestCC, Integer.class);
-        assertEquals("CC", main.invoke(instanceOfClass, instanceOfClassDD, 5));
+        assertEquals(main.invoke(instanceOfClass, instanceOfClassDD, 5), "CC");
     }
 
     @Test
     public void testmainVectorAA() throws Exception {
         Method m = classToTestAA.getDeclaredMethod("m", Integer.class);
-        assertEquals("AA", m.invoke(instanceOfClassAA, 5));
+        assertEquals(m.invoke(instanceOfClassAA, 5), "AA");
         Vector v = new Vector<>();
         v.add(instanceOfClassAA);
         Method main = classToTest.getDeclaredMethod("main", Vector.class, Integer.class);
-        assertEquals("AA", main.invoke(instanceOfClass, v, 5));
+        assertEquals(main.invoke(instanceOfClass, v, 5), "AA");
     }
 
     @Test
     public void testmainVectorBB() throws Exception {
         Method m = classToTestAA.getDeclaredMethod("m", Integer.class);
-        assertEquals("AA", m.invoke(instanceOfClassBB, 5));
+        assertEquals(m.invoke(instanceOfClassBB, 5), "AA");
         Vector v = new Vector<>();
         v.add(instanceOfClassBB);
         Method main = classToTest.getDeclaredMethod("main", Vector.class, Integer.class);
-        assertEquals("AA", main.invoke(instanceOfClass, v, 5));
+        assertEquals(main.invoke(instanceOfClass, v, 5), "AA");
     }
 
     @Test
     public void testmainVectorCC() throws Exception {
         Method m = classToTestCC.getDeclaredMethod("m", Integer.class);
-        assertEquals("CC", m.invoke(instanceOfClassCC, 5));
+        assertEquals(m.invoke(instanceOfClassCC, 5), "CC");
         Vector v = new Vector<>();
         v.add(instanceOfClassCC);
         Method main = classToTest.getDeclaredMethod("main", Vector.class, Integer.class);
-        assertEquals("CC", main.invoke(instanceOfClass, v, 5));
+        assertEquals(main.invoke(instanceOfClass, v, 5), "CC");
     }
 
     @Test
     public void testmainVectorDD() throws Exception {
         Method m = classToTestCC.getDeclaredMethod("m", Integer.class);
-        assertEquals("CC", m.invoke(instanceOfClassDD, 5));
+        assertEquals(m.invoke(instanceOfClassDD, 5), "CC");
         Vector v = new Vector<>();
         v.add(instanceOfClassDD);
         Method main = classToTest.getDeclaredMethod("main", Vector.class, Integer.class);
-        assertEquals("CC", main.invoke(instanceOfClass, v, 5));
+        assertEquals(main.invoke(instanceOfClass, v, 5), "CC");
     }
 }

src/test/java/targetast/InheritTest2.java

@@ -1,22 +1,23 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Ignore;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 import java.util.Vector;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.Assert.assertEquals;
 
-@Disabled("FIXME")
+@Ignore("FIXME")
 public class InheritTest2 {
     private static Class<?> classToTest, classToTestAA, classToTestBB, classToTestCC, classToTestDD;
     private static Object instanceOfClass, instanceOfClassAA, instanceOfClassBB, instanceOfClassCC, instanceOfClassDD;
 
-    @BeforeAll
+    @BeforeClass
     public static void setUpBeforeClass() throws Exception {
-        var classLoader = TestCodegen.createClassLoader();
+        var classLoader = new ByteArrayClassLoader();
         classToTest   = TestCodegen.generateClassFiles(classLoader, "Inherit2.jav").get("Inherit2");
         classToTestAA = TestCodegen.generateClassFiles(classLoader, "AA.jav").get("AA");
         classToTestBB = TestCodegen.generateClassFiles(classLoader, "BB.jav").get("BB");

src/test/java/targetast/LessEqualTest.java

@@ -1,20 +1,21 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
 
 public class LessEqualTest {
     static Class<?> classToTest;
     static Object instance;
 
-    @BeforeAll
+    @BeforeClass
     public static void beforeClass() throws Exception {
-        var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "LessEqual.jav");
+        var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "LessEqual.jav");
         classToTest = classFiles.get("LessEqual");
         instance = classToTest.getDeclaredConstructor().newInstance();
     }

src/test/java/targetast/LessThanTest.java

@@ -1,20 +1,21 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
 
 public class LessThanTest {
     static Class<?> classToTest;
     static Object instance;
 
-    @BeforeAll
+    @BeforeClass
     public static void beforeClass() throws Exception {
-        var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "LessThan.jav");
+        var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "LessThan.jav");
         classToTest = classFiles.get("LessThan");
         instance = classToTest.getDeclaredConstructor().newInstance();
     }

src/test/java/targetast/OLTest.java

@@ -1,12 +1,12 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
-
+import static org.junit.Assert.assertEquals;
 
 public class OLTest {
 	private static Class<?> classToTest;
@@ -14,9 +14,9 @@ public class OLTest {
 	private static Object instanceOfClass;
 	private static Object instanceOfClass1;
 	
-	@BeforeAll
+	@BeforeClass
 	public static void setUpBeforeClass() throws Exception {
-		var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "OL.jav");
+		var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "OL.jav");
 		classToTest = classFiles.get("OL");
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
 		classToTest1 = classFiles.get("OLMain");

src/test/java/targetast/PostIncTest.java

@@ -1,19 +1,20 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.Assert.assertEquals;
 
 public class PostIncTest {
 	private static Class<?> classToTest;
 	private static Object instanceOfClass;
 	
-	@BeforeAll
+	@BeforeClass
 	public static void setUpBeforeClass() throws Exception {
-		var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "PostIncDec.jav");
+		var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "PostIncDec.jav");
 		classToTest = classFiles.get("PostIncDec");
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
 	}

src/test/java/targetast/PreIncTest.java

@@ -1,19 +1,20 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.Assert.assertEquals;
 
 public class PreIncTest {
 	private static Class<?> classToTest;
 	private static Object instanceOfClass;
 	
-	@BeforeAll
+	@BeforeClass
 	public static void setUpBeforeClass() throws Exception {
-		var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "PreInc.jav");
+		var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "PreInc.jav");
 		classToTest = classFiles.get("PreInc");
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
 	}

src/test/java/targetast/PutTest.java

@@ -1,21 +1,22 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 import java.util.Stack;
 import java.util.Vector;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.Assert.assertEquals;
 
 public class PutTest {
 	private static Class<?> classToTest;
 	private static Object instanceOfClass;
 	
-	@BeforeAll
+	@BeforeClass
 	public static void setUpBeforeClass() throws Exception {
-		var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "Put.jav");
+		var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "Put.jav");
 		classToTest = classFiles.get("Put");
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
 	}

src/test/java/targetast/TestCodegen.java

@@ -2,7 +2,7 @@ package targetast;
 
 import de.dhbwstuttgart.core.JavaTXCompiler;
 import de.dhbwstuttgart.bytecode.Codegen;
-import de.dhbwstuttgart.environment.DirectoryClassLoader;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
 import de.dhbwstuttgart.environment.IByteArrayClassLoader;
 import de.dhbwstuttgart.parser.scope.JavaClassName;
 import de.dhbwstuttgart.target.generate.ASTToTargetAST;
@@ -14,10 +14,10 @@ import de.dhbwstuttgart.target.tree.expression.*;
 import de.dhbwstuttgart.target.tree.type.TargetFunNType;
 import de.dhbwstuttgart.target.tree.type.TargetRefType;
 import de.dhbwstuttgart.target.tree.type.TargetType;
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
+import org.junit.Ignore;
+import org.junit.Test;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.Assert.*;
 
 import org.objectweb.asm.Opcodes;
 
@@ -37,33 +37,42 @@ public class TestCodegen {
         Files.write(outputPath.resolve(name + ".class"), code);
     }
 
-    public static IByteArrayClassLoader createClassLoader() {
-        return new DirectoryClassLoader(List.of(outputPath.toFile()), ClassLoader.getSystemClassLoader().getParent());
-    }
-
     public static Path path = Path.of(System.getProperty("user.dir"), "resources/bytecode/javFiles/");
 
     public static Map<String, ? extends Class<?>> generateClassFiles(IByteArrayClassLoader classLoader, String... files) throws IOException, ClassNotFoundException {
         Files.createDirectories(outputPath);
         var filenames = Arrays.stream(files).map(filename -> Path.of(path.toString(), filename).toFile()).toList();
-        var compiler = new JavaTXCompiler(filenames, List.of(path.toFile(), outputPath.toFile()), outputPath.toFile(), true);
-        compiler.generateBytecode();
+        var compiler = new JavaTXCompiler(filenames, List.of(path.toFile(), outputPath.toFile()), outputPath.toFile());
 
-        try(var newClassLoader = new DirectoryClassLoader(List.of(outputPath.toFile()), (ClassLoader)classLoader)) {
-            var result = new HashMap<String, Class<?>>();
-            for (var file : filenames) {
-                var classes = compiler.sourceFiles.get(file).getClasses();
+        var result = new HashMap<String, Class<?>>();
+        for (var file : filenames) {
+            var resultSet = compiler.typeInference(file);
 
-                result.putAll(classes.stream().map(cli -> {
-                    try {
-                        return newClassLoader.loadClass(cli.getClassName().toString());
-                    } catch (ClassNotFoundException e) {
-                        throw new RuntimeException(e);
-                    }
-                }).collect(Collectors.toMap(Class::getName, Function.identity())));
+            var sourceFile = compiler.sourceFiles.get(file);
+            var converter = new ASTToTargetAST(compiler, resultSet, sourceFile, classLoader);
+            var classes = compiler.sourceFiles.get(file).getClasses();
+
+            result.putAll(classes.stream().map(cli -> {
+                try {
+                    return generateClass(converter.convert(cli), classLoader, converter);
+                } catch (IOException exception) {
+                    throw new RuntimeException(exception);
+                }
+            }).collect(Collectors.toMap(Class::getName, Function.identity())));
+
+            converter.generateFunNTypes();
+
+            for (var entry : converter.auxiliaries.entrySet()) {
+                writeClassFile(entry.getKey(), entry.getValue());
             }
-            return result;
         }
+
+        for (var entry : compiler.loadedClasses.entrySet()) {
+            var name = entry.getKey().toString();
+            result.put(name, classLoader.loadClass(Path.of(entry.getValue().classFile().toURI())));
+        }
+
+        return result;
     }
 
     public static Class<?> generateClass(TargetStructure clazz, IByteArrayClassLoader classLoader) throws IOException, ClassNotFoundException {
@@ -82,7 +91,7 @@ public class TestCodegen {
 
     public static Map<String, ? extends Class<?>> generateClassFiles(String filename, IByteArrayClassLoader classLoader) throws IOException, ClassNotFoundException {
         var file = Path.of(System.getProperty("user.dir"), "/resources/bytecode/javFiles/", filename).toFile();
-        var compiler = new JavaTXCompiler(List.of(file), List.of(file.getParentFile()), outputPath.toFile(), true);
+        var compiler = new JavaTXCompiler(List.of(file), List.of(file.getParentFile()), outputPath.toFile());
         var resultSet = compiler.typeInference(file);
 
         var sourceFile = compiler.sourceFiles.get(file);
@@ -99,7 +108,7 @@ public class TestCodegen {
 
         converter.generateFunNTypes();
 
-        for (var entry : compiler.auxiliaries.entrySet()) {
+        for (var entry : converter.auxiliaries.entrySet()) {
             writeClassFile(entry.getKey(), entry.getValue());
         }
 
@@ -110,7 +119,7 @@ public class TestCodegen {
     public void testEmptyClass() throws Exception {
         var clazz = new TargetClass(Opcodes.ACC_PUBLIC, new JavaClassName("Empty"));
         clazz.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "main", List.of(), null, new TargetBlock(List.of()));
-        generateClass(clazz, createClassLoader()).getDeclaredMethod("main").invoke(null);
+        generateClass(clazz, new ByteArrayClassLoader()).getDeclaredMethod("main").invoke(null);
     }
 
     @Test
@@ -123,7 +132,7 @@ public class TestCodegen {
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "mul", List.of(new MethodParameter(TargetType.Integer, "a"), new MethodParameter(TargetType.Integer, "b")), TargetType.Integer, new TargetBlock(List.of(new TargetReturn(new TargetBinaryOp.Mul(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "a"), new TargetLocalVar(TargetType.Integer, "b"))))));
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "rem", List.of(new MethodParameter(TargetType.Integer, "a"), new MethodParameter(TargetType.Integer, "b")), TargetType.Integer, new TargetBlock(List.of(new TargetReturn(new TargetBinaryOp.Rem(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "a"), new TargetLocalVar(TargetType.Integer, "b"))))));
 
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         assertEquals(clazz.getDeclaredMethod("add", Integer.class, Integer.class).invoke(null, 10, 10), 20);
         assertEquals(clazz.getDeclaredMethod("sub", Integer.class, Integer.class).invoke(null, 20, 10), 10);
         assertEquals(clazz.getDeclaredMethod("div", Integer.class, Integer.class).invoke(null, 20, 10), 2);
@@ -139,7 +148,7 @@ public class TestCodegen {
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "neg", List.of(new MethodParameter(TargetType.Integer, "a")), TargetType.Integer, new TargetBlock(List.of(new TargetReturn(new TargetUnaryOp.Negate(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "a"))))));
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "add", List.of(new MethodParameter(TargetType.Integer, "a")), TargetType.Integer, new TargetBlock(List.of(new TargetReturn(new TargetUnaryOp.Add(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "a"))))));
 
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         assertEquals(clazz.getDeclaredMethod("not", Integer.class).invoke(null, 10), -11);
         assertEquals(clazz.getDeclaredMethod("neg", Integer.class).invoke(null, 10), -10);
         assertEquals(clazz.getDeclaredMethod("add", Integer.class).invoke(null, 10), 10);
@@ -153,7 +162,7 @@ public class TestCodegen {
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "and", List.of(new MethodParameter(TargetType.Boolean, "a"), new MethodParameter(TargetType.Boolean, "b")), TargetType.Boolean, new TargetBlock(List.of(new TargetReturn(new TargetBinaryOp.And(TargetType.Boolean, new TargetLocalVar(TargetType.Boolean, "a"), new TargetLocalVar(TargetType.Boolean, "b"))))));
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "or", List.of(new MethodParameter(TargetType.Boolean, "a"), new MethodParameter(TargetType.Boolean, "b")), TargetType.Boolean, new TargetBlock(List.of(new TargetReturn(new TargetBinaryOp.Or(TargetType.Boolean, new TargetLocalVar(TargetType.Boolean, "a"), new TargetLocalVar(TargetType.Boolean, "b"))))));
 
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         var and = clazz.getDeclaredMethod("and", Boolean.class, Boolean.class);
         var or = clazz.getDeclaredMethod("or", Boolean.class, Boolean.class);
         assertEquals(and.invoke(null, true, false), false);
@@ -167,7 +176,7 @@ public class TestCodegen {
     public void testArithmeticConvert() throws Exception {
         var targetClass = new TargetClass(Opcodes.ACC_PUBLIC, new JavaClassName("ArithmeticConvert"));
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "add", List.of(), TargetType.Long, new TargetBlock(List.of(new TargetReturn(new TargetBinaryOp.Add(TargetType.Long, new TargetLiteral.CharLiteral((char) 10), new TargetLiteral.LongLiteral((long) 20))))));
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         assertEquals(clazz.getDeclaredMethod("add").invoke(null), (long) 30);
     }
 
@@ -176,7 +185,7 @@ public class TestCodegen {
         var targetClass = new TargetClass(Opcodes.ACC_PUBLIC, new JavaClassName("HelloWorld"));
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "helloWorld", List.of(), null, new TargetBlock(List.of(new TargetMethodCall(null, new TargetFieldVar(new TargetRefType("java.io.PrintStream"), new TargetRefType("java.lang.System"), true, new TargetClassName(new TargetRefType("java.lang.System")), "out"), List.of(new TargetLiteral.StringLiteral("Hello World!")), new TargetRefType("java.io.PrintStream"), "println", false, false, false))));
 
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         clazz.getDeclaredMethod("helloWorld").invoke(null);
     }
 
@@ -184,7 +193,7 @@ public class TestCodegen {
     public void testIfStatement() throws Exception {
         var targetClass = new TargetClass(Opcodes.ACC_PUBLIC, new JavaClassName("IfStmt"));
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "ifStmt", List.of(new MethodParameter(TargetType.Integer, "val")), TargetType.Integer, new TargetBlock(List.of(new TargetIf(new TargetBinaryOp.Equal(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "val"), new TargetLiteral.IntLiteral(10)), new TargetReturn(new TargetLiteral.IntLiteral(1)), new TargetIf(new TargetBinaryOp.Less(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "val"), new TargetLiteral.IntLiteral(5)), new TargetReturn(new TargetLiteral.IntLiteral(2)), new TargetReturn(new TargetLiteral.IntLiteral(3)))))));
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         var ifStmt = clazz.getDeclaredMethod("ifStmt", Integer.class);
         assertEquals(ifStmt.invoke(null, 10), 1);
         assertEquals(ifStmt.invoke(null, 3), 2);
@@ -195,7 +204,7 @@ public class TestCodegen {
     public void testFor() throws Exception {
         var targetClass = new TargetClass(Opcodes.ACC_PUBLIC, new JavaClassName("For"));
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "forLoop", List.of(), TargetType.Integer, new TargetBlock(List.of(new TargetVarDecl(TargetType.Integer, "sum", new TargetLiteral.IntLiteral(0)), new TargetFor(List.of(new TargetVarDecl(TargetType.Integer, "i", new TargetLiteral.IntLiteral(0))), new TargetBinaryOp.Less(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "i"), new TargetLiteral.IntLiteral(10)), List.of(new TargetAssign(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "i"), new TargetBinaryOp.Add(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "i"), new TargetLiteral.IntLiteral(1)))), new TargetBlock(List.of(new TargetAssign(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "sum"), new TargetBinaryOp.Add(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "sum"), new TargetLocalVar(TargetType.Integer, "i")))))), new TargetReturn(new TargetLocalVar(TargetType.Integer, "sum")))));
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         assertEquals(clazz.getDeclaredMethod("forLoop").invoke(null), 45);
     }
 
@@ -203,7 +212,7 @@ public class TestCodegen {
     public void testWhile() throws Exception {
         var targetClass = new TargetClass(Opcodes.ACC_PUBLIC, new JavaClassName("While"));
         targetClass.addMethod(Opcodes.ACC_PUBLIC | Opcodes.ACC_STATIC, "whileLoop", List.of(), TargetType.Integer, new TargetBlock(List.of(new TargetVarDecl(TargetType.Integer, "i", new TargetLiteral.IntLiteral(0)), new TargetWhile(new TargetBinaryOp.Less(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "i"), new TargetLiteral.IntLiteral(10)), new TargetBlock(List.of(new TargetAssign(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "i"), new TargetBinaryOp.Add(TargetType.Integer, new TargetLocalVar(TargetType.Integer, "i"), new TargetLiteral.IntLiteral(1)))))), new TargetReturn(new TargetLocalVar(TargetType.Integer, "i")))));
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         assertEquals(clazz.getDeclaredMethod("whileLoop").invoke(null), 10);
     }
 
@@ -226,7 +235,7 @@ public class TestCodegen {
                 new TargetReturn(new TargetLocalVar(TargetType.Integer, "res"))
         )));
 
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         var m = clazz.getDeclaredMethod("switchClassic", Integer.class);
         assertEquals(m.invoke(null, 10), 0);
         assertEquals(m.invoke(null, 15), 1);
@@ -255,7 +264,7 @@ public class TestCodegen {
                         List.of(new TargetLiteral.IntLiteral(2))
                 ), true), TargetType.Integer)
                 ))));
-        var clazz = generateClass(targetClass, createClassLoader());
+        var clazz = generateClass(targetClass, new ByteArrayClassLoader());
         var m = clazz.getDeclaredMethod("switchType", Object.class);
         assertEquals(m.invoke(null, "String"), 0);
         assertEquals(m.invoke(null,  10), 1);
@@ -264,9 +273,9 @@ public class TestCodegen {
     }
 
     @Test
-    @Disabled("The lambda class is not generated because we don't call ASTToTargetAST")
+    @Ignore("The lambda class is not generated because we don't call ASTToTargetAST")
     public void testLambda() throws Exception {
-        var classLoader = createClassLoader();
+        var classLoader = new ByteArrayClassLoader();
         // var fun = classLoader.loadClass(Path.of(System.getProperty("user.dir"), "src/test/java/targetast/Fun1$$.class"));
         var interfaceType = TargetFunNType.fromParams(List.of(TargetType.Integer), 1);
 

src/test/java/targetast/TestGenerics.java

@@ -12,9 +12,9 @@ import de.dhbwstuttgart.target.generate.Bound;
 import static de.dhbwstuttgart.target.generate.Bound.*;
 import de.dhbwstuttgart.target.generate.BoundsList;
 import de.dhbwstuttgart.target.generate.GenericsResult;
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
-import static org.junit.jupiter.api.Assertions.*;
+import org.junit.Ignore;
+import org.junit.Test;
+import static org.junit.Assert.*;
 
 import java.io.File;
 import java.io.IOException;
@@ -22,7 +22,7 @@ import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.List;
 
-@Disabled("TODO: Rewrite with the new algorithm")
+@Ignore("TODO: Rewrite with the new algorithm")
 public class TestGenerics {
     private static final String rootDirectory = System.getProperty("user.dir") + "/resources/insertGenerics/javFiles/";
     private static final String bytecodeDirectory = System.getProperty("user.dir") + "targetTest";
@@ -48,7 +48,7 @@ public class TestGenerics {
 
     private static Result computeGenerics(String filename) throws IOException, ClassNotFoundException {
         var file = Path.of(rootDirectory + filename).toFile();
-        var compiler = new JavaTXCompiler(List.of(file), List.of(file.getParentFile()), new File(bytecodeDirectory), true);
+        var compiler = new JavaTXCompiler(List.of(file), List.of(file.getParentFile()), new File(bytecodeDirectory));
         var inference = compiler.typeInference(file);
         compiler.generateBytecode(new File(bytecodeDirectory), inference);
         var sf = compiler.sourceFiles.get(file);

src/test/java/targetast/TphTest.java

@@ -1,21 +1,21 @@
 package targetast;
 
-import org.junit.jupiter.api.BeforeAll;
-import org.junit.jupiter.api.Test;
+import de.dhbwstuttgart.environment.ByteArrayClassLoader;
+import org.junit.BeforeClass;
+import org.junit.Test;
 
 import java.lang.reflect.Method;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
-
+import static org.junit.Assert.assertEquals;
 
 public class TphTest {
 
 	private static Class<?> classToTest;
 	private static Object instanceOfClass;
 
-	@BeforeAll
+	@BeforeClass
 	public static void setUpBeforeClass() throws Exception {
-		var classFiles = TestCodegen.generateClassFiles(TestCodegen.createClassLoader(), "Tph.jav");
+		var classFiles = TestCodegen.generateClassFiles(new ByteArrayClassLoader(), "Tph.jav");
 		classToTest = classFiles.get("Tph");
 		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
 	}