set Target to 24

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

@@ -6,6 +6,7 @@ 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.scope.GenericsRegistry;
@@ -475,6 +476,85 @@ public class JavaTXCompiler {
 		return results.stream().map((unifyPairs -> new ResultSet(UnifyTypeFactory.convert(unifyPairs, Pair.generateTPHMap(cons))))).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<>();
+		try {
+			Writer logFile = new OutputStreamWriter(new NullOutputStream());
+			IFiniteClosure finiteClosure = UnifyTypeFactory.generateFC(allClasses.stream().toList(), logFile, classLoader, this);
+			ConstraintSet<UnifyPair> unifyCons = UnifyTypeFactory.convert(this, cons);
+			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);
+			TypeUnify unify = new TypeUnify();
+			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);
+				unify.unifyParallel(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, urm, usedTasks);
+				generateBytecode(sf, li.getResults());
+				return new LanguageServerTransferObject(li.getResults(), sf, ASTTypePrinter.print(sf), generatedGenerics);
+			}
+			/* UnifyResultModel End */
+			else {
+				Set<Set<UnifyPair>> result = unify.unifyOderConstraints(unifyCons.getUndConstraints(), oderConstraints, finiteClosure, logFile, log, new UnifyResultModel(cons, finiteClosure), usedTasks);
+				results.addAll(result);
+
+				results = results.stream().map(x -> {
+					Optional<Set<UnifyPair>> res = new RuleSet().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().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))))).collect(Collectors.toList()));
+		return new LanguageServerTransferObject(results.stream().map((unifyPairs -> new ResultSet(UnifyTypeFactory.convert(unifyPairs, Pair.generateTPHMap(cons))))).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.
 	 * 

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

@@ -0,0 +1,120 @@
+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.
+     * @throws IOException
+     * @throws ClassNotFoundException
+     * @throws URISyntaxException
+     */
+    public LanguageServerTransferObject getResultSetAndAbstractSyntax(String pathAsString) throws IOException, ClassNotFoundException, URISyntaxException {
+        System.setOut(new PrintStream(OutputStream.nullOutputStream()));
+
+        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());
+
+        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());
+    }
+
+    /**
+     * 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());
+        return compiler.sourceFiles.get(file);
+    }
+}

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

@@ -0,0 +1,40 @@
+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

@@ -0,0 +1,47 @@
+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

@@ -0,0 +1,31 @@
+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

@@ -0,0 +1,48 @@
+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

@@ -0,0 +1,20 @@
+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/syntaxtree/factory/NameGenerator.java

@@ -13,6 +13,10 @@ 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

@@ -1,3 +1,4 @@
+
 package de.dhbwstuttgart.target.generate;
 
 import de.dhbwstuttgart.bytecode.FunNGenerator;

src/test/java/languageServerInterfaceTest/test.jav

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