Created RecordPattern & started development with test cases

resources/syntaxtreegenerator/javFiles/PatternMatching.jav

@@ -0,0 +1,19 @@
+import java.lang.String;
+
+record Point(int x, int y) {}
+interface Shape {}
+record ColoredPoint(Point pt, String color) {}
+record Rectangle(ColoredPoint upperLeft, ColoredPoint lowerRight) implements Shape {}
+sealed class Color permits Blue, Red {
+
+}
+
+class PatternMatching {
+void printColorOfUpperLeftPoint(Shape shape)
+{
+    switch (shape) {
+        case Rectangle(ColoredPoint(Point pt, String color), ColoredPoint lowerRight) -> System.out.println("x: " + pt.x() + " / color: " + color + " / lowerRight: " + lowerRight);
+        default -> System.out.println("not a rectangle");
+    }
+}
+}

resources/syntaxtreegenerator/javFiles/Switch.jav

@@ -1,6 +1,6 @@
 import java.lang.Integer;
 import java.lang.String;
-import java.lang.Boolean;
+import java.lang.Object;
 
 class SwitchStatement {
 
@@ -30,12 +30,12 @@ class SwitchStatement {
         }
     }
 
-    /* boolean enclosedPattern(){
-        var i = "Test";
-        var j = switch(i){
-            case (String s)->{ yield 0;}
-            case Integer i ->{ yield 1;}
-        };
-        return (j==0);
-    } */
+    record Coordinates(double x, double y) {}
+
+    boolean recordPattern(Object obj){
+       switch(obj){
+        case Coordinates(double lat, double lon): return true;
+        default: return false;
+       }
+    }
 } 

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

@@ -61,6 +61,8 @@ import de.dhbwstuttgart.parser.antlr.Java17Parser.PrimaryPatternContext;
 import de.dhbwstuttgart.parser.antlr.Java17Parser.PrimarySuperContext;
 import de.dhbwstuttgart.parser.antlr.Java17Parser.PrimaryThisContext;
 import de.dhbwstuttgart.parser.antlr.Java17Parser.PrimaryexpressionContext;
+import de.dhbwstuttgart.parser.antlr.Java17Parser.RPatternContext;
+import de.dhbwstuttgart.parser.antlr.Java17Parser.RecordPatternContext;
 import de.dhbwstuttgart.parser.antlr.Java17Parser.RelationalexpressionContext;
 import de.dhbwstuttgart.parser.antlr.Java17Parser.ReturnstmtContext;
 import de.dhbwstuttgart.parser.antlr.Java17Parser.SemistmtContext;
@@ -108,6 +110,7 @@ import de.dhbwstuttgart.syntaxtree.statement.LocalVarDecl;
 import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
 import de.dhbwstuttgart.syntaxtree.statement.NewClass;
 import de.dhbwstuttgart.syntaxtree.statement.Receiver;
+import de.dhbwstuttgart.syntaxtree.statement.RecordPattern;
 import de.dhbwstuttgart.syntaxtree.statement.Return;
 import de.dhbwstuttgart.syntaxtree.statement.ReturnVoid;
 import de.dhbwstuttgart.syntaxtree.statement.Statement;
@@ -409,12 +412,24 @@ public class StatementGenerator {
         case TPatternContext tPattern:
             TypePatternContext typePattern = tPattern.typePattern();
             return new Pattern(typePattern.identifier().getText(), TypeGenerator.convert(typePattern.typeType(), reg, generics), typePattern.getStart());
+        case RPatternContext rPattern:
+            RecordPatternContext recordPattern = rPattern.recordPattern();
+            return convert(recordPattern);
         default:
             throw new NotImplementedException();
 
         }
     }
 
+    private RecordPattern convert(RecordPatternContext recordPatternCtx) {
+        List<PatternContext> subPatternCtx = recordPatternCtx.recordStructurePattern().recordComponentPatternList().pattern();
+        List<Pattern> subPattern = subPatternCtx.stream().map((patternCtx) -> {
+            return convert(patternCtx);
+        }).collect(Collectors.toList());
+        IdentifierContext identifierCtx = recordPatternCtx.identifier();
+        return new RecordPattern(subPattern, (identifierCtx != null) ? identifierCtx.getText() : null, TypeGenerator.convert(recordPatternCtx.typeType(), reg, generics), recordPatternCtx.getStart());
+    }
+
     private Statement convert(Java17Parser.WhileloopContext stmt) {
         Expression expr = convert(stmt.parExpression().expression());
         Statement block = convert(stmt.statement());

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

@@ -65,6 +65,8 @@ public class TypeGenerator {
                 return new RefType(ASTFactory.createClass(Boolean.class).getClassName(), typeContext.getStart());
             case "int":
                 return new RefType(ASTFactory.createClass(Integer.class).getClassName(), typeContext.getStart());
+            case "double":
+                return new RefType(ASTFactory.createClass(Double.class).getClassName(), typeContext.getStart());
             default:
                 throw new NotImplementedException();
             }

src/main/java/de/dhbwstuttgart/syntaxtree/statement/Expression.java

@@ -9,8 +9,7 @@ import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceBlockInformation;
 import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
 import org.antlr.v4.runtime.Token;
 
-public abstract class Expression extends TypableStatement
-{
+public abstract class Expression extends TypableStatement {
     public Expression(RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
         super(type, offset);
     }

src/main/java/de/dhbwstuttgart/syntaxtree/statement/RecordPattern.java

@@ -0,0 +1,31 @@
+package de.dhbwstuttgart.syntaxtree.statement;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.antlr.v4.runtime.Token;
+
+import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
+
+public class RecordPattern extends Pattern {
+
+  private List<Pattern> subPattern = new ArrayList<>();
+
+  public RecordPattern(String name, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
+    super(name, type, offset);
+  }
+
+  public RecordPattern(List<Pattern> subPattern, String name, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
+    super(name, type, offset);
+    this.subPattern = subPattern;
+  }
+
+  public List<Pattern> getSubPattern() {
+    return this.subPattern;
+  }
+
+  public void addSubPattern(Pattern newPattern) {
+    this.subPattern.add(newPattern);
+  }
+
+}