Merge branch 'targetBytecode' into patternMatching

resources/bytecode/javFiles/Bug343.jav

@@ -0,0 +1,2 @@
+public record Bug343() {
+}

resources/bytecode/javFiles/Y.jav

@@ -2,41 +2,21 @@ import java.lang.Integer;
 
 public class Y {
     y;
-    //factorial;
-
     public Y() {
-		y =  f -> t -> f.apply(y.apply(f)).apply(t);
+		y = f -> t -> f.apply(y.apply(f)).apply(t);
-		//factorial = y.apply(f -> n -> { if (n == 0) return 1; else return n * f.apply(n - 1); });
-    }
-  /*  
-    getY() {
-      return y;
-    }
-    */
-}
-/*
-class fac1 {
-    factorial;
-
-    fac1() {
-      var y;
-	  y = new Y<Integer,Integer,Integer,Integer,Integer>().getY();
-	  factorial = y.apply(f -> n -> { if (n == 0) return 1; else return n * f.apply(n - 1); });
     }
 }
 
-ergibt Parse-Error
+public class Fac1 {
-class fac1 {
+    public factorial;
-    factorial;
+    public Fac1() {
-
-    fac1() {
     	var y;
-		y = new Y<>().y;
+    	var tmp = new Y<>(); // TODO Having new Y<>().y on one line doesn't work, see FIXME in StatementGenerator
+		y = tmp.y;
 		factorial = y.apply(f -> n -> { if (n == 0) return 1; else return n * f.apply(n - 1); });
     }
-     public static void main(String args[]) {
-		System.out.println(new fac1().factorial.apply(3));
-    }
 
+    public fac(v) {
+        return factorial.apply(v);
+    }
 }
-*/

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

@@ -698,6 +698,7 @@ public class StatementGenerator {
         if (!Objects.isNull(expr.methodCall())) {
             return convert(expr.methodCall(), expr.expression(), offset);
         } else if (!Objects.isNull(expr.identifier())) {
+            // FIXME This is not the right way of handling any of this
             return generateLocalOrFieldVarOrClassName(expr.getText(), offset);
         } else {
             // Für alle anderen Optionen, wie Feldzugriff, Aufrufe von super oder explizite
@@ -780,6 +781,7 @@ public class StatementGenerator {
      * @return
      */
     private Expression generateLocalOrFieldVarOrClassName(String expression, Token offset) {
+        // FIXME Why does this take a String argument???
         String[] parts = expression.split("\\.");
         if (parts.length < 2) {
             // Check for localVar:

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

@@ -254,7 +254,10 @@ public class SyntaxTreeGenerator {
     List<RefType> implementedInterfaces = new ArrayList<>();
     List<Pattern> constructorParameters = new ArrayList<>();
     List<Statement> constructorStatements = new ArrayList<>();
-    for (RecordComponentContext component : recordDeclaration.recordHeader().recordComponentList().recordComponent()) {
+
+    List<Java17Parser.RecordComponentContext> components = recordDeclaration.recordHeader().recordComponentList() != null ?
+              recordDeclaration.recordHeader().recordComponentList().recordComponent(): List.of();
+    for (RecordComponentContext component : components) {
       int fieldmodifiers = allmodifiers.get("private") + allmodifiers.get("final");
       String fieldname = component.identifier().getText();
       Token fieldoffset = component.getStart();

src/test/java/TestComplete.java

@@ -605,7 +605,11 @@ public class TestComplete {
     @Test
     public void yTest() throws Exception {
         var classFiles = generateClassFiles(new ByteArrayClassLoader(), "Y.jav");
-        var instance = classFiles.get("Y").getDeclaredConstructor().newInstance();
+
+        var fac1 = classFiles.get("Fac1");
+        var instance = fac1.getDeclaredConstructor().newInstance();
+        var fac = fac1.getDeclaredMethod("fac", Integer.class);
+        assertEquals(fac.invoke(instance, 10), 3628800);
     }
 
     @Test
@@ -1192,4 +1196,11 @@ public class TestComplete {
         var clazz = classFiles.get("Bug338");
         var instance = clazz.getDeclaredConstructor().newInstance();
     }
+
+    @Test
+    public void testBug343() throws Exception {
+        var classFiles = generateClassFiles(new ByteArrayClassLoader(), "Bug343.jav");
+        var clazz = classFiles.get("Bug343");
+        var instance = clazz.getDeclaredConstructor().newInstance();
+    }
 }