Fix up Character

resources/bytecode/javFiles/Literal.jav

@@ -1,3 +1,6 @@
+import java.lang.Character;
+
 public class Literal {
     m() { return null; }
+    m2() { return 'C'; }
 }

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

@@ -136,7 +136,7 @@ public class Codegen {
         } else if (type.equals(TargetType.Short) || type.equals(TargetType.short_)) {
             mv.visitMethodInsn(INVOKESTATIC, "java/lang/Short", "valueOf", "(S)Ljava/lang/Short;", false);
         } else if (type.equals(TargetType.Char) || type.equals(TargetType.char_)) {
-            mv.visitMethodInsn(INVOKESTATIC, "java/lang/Char", "valueOf", "(C)Ljava/lang/Char;", false);
+            mv.visitMethodInsn(INVOKESTATIC, "java/lang/Character", "valueOf", "(C)Ljava/lang/Character;", false);
         }
     }
 
@@ -157,7 +157,7 @@ public class Codegen {
         } else if (type.equals(TargetType.Short)) {
             mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Short", "shortValue", "()S", false);
         } else if (type.equals(TargetType.Char)) {
-            mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Char", "charValue", "()C", false);
+            mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Character", "charValue", "()C", false);
         }
     }
 

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

@@ -361,7 +361,7 @@ public class ASTFactory {
 		} else if (type.getTypeName().equals("boolean")) {
 			return new RefType(new JavaClassName("java.lang.Boolean"), new ArrayList<>(), new NullToken(), true);
 		} else if (type.getTypeName().equals("char")) {
-			return new RefType(new JavaClassName("java.lang.Char"), new ArrayList<>(), new NullToken(), true);
+			return new RefType(new JavaClassName("java.lang.Character"), new ArrayList<>(), new NullToken(), true);
 		} else if (type.getTypeName().equals("short")) {
 			return new RefType(new JavaClassName("java.lang.Short"), new ArrayList<>(), new NullToken(), true);
 		} else if (type.getTypeName().equals("double")) {

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

@@ -226,6 +226,8 @@ public class TYPEStmt implements StatementVisitor {
     private final RefType doublee = new RefType(ASTFactory.createClass(Double.class).getClassName(), new NullToken());
     private final RefType string = new RefType(ASTFactory.createClass(String.class).getClassName(), new NullToken());
     private final RefType bool = new RefType(ASTFactory.createClass(Boolean.class).getClassName(), new NullToken());
+    
+    private final RefType charr = new RefType(ASTFactory.createClass(Character.class).getClassName(), new NullToken());
 
     @Override
     public void visit(UnaryExpr unaryExpr) {
@@ -452,6 +454,10 @@ public class TYPEStmt implements StatementVisitor {
             constraintsSet.addUndConstraint(new Pair(literal.getType(), bool, PairOperator.EQUALSDOT));
             return;
         }
+        if (literal.value instanceof Character) {
+            constraintsSet.addUndConstraint(new Pair(literal.getType(), charr, PairOperator.EQUALSDOT));
+            return;
+        }
         if (literal.value != null) {
             throw new NotImplementedException();
         }

src/test/java/TestComplete.java

@@ -824,6 +824,7 @@ public class TestComplete {
         var instance = clazz.getDeclaredConstructor().newInstance();
 
         assertNull(clazz.getDeclaredMethod("m").invoke(instance));
+        assertEquals(clazz.getDeclaredMethod("m2").invoke(instance), 'C');
     }
 
     @Test