Deleted old grammar

src/main/java/ast/ASTNode.java

@@ -1,12 +1,5 @@
 package ast;
 
-//import java.util.List;
-
-public interface ASTNode {
-    /**
-     * Please implement this method to return a list of children of each node.
-     */
-   // public List<ASTNode> getChildren();
-}
+public interface ASTNode { }
 
 

src/main/java/ast/ClassNode.java

@@ -1,12 +1,10 @@
 package ast;
 
+import ast.type.AccessModifierNode;
 import bytecode.visitor.ClassVisitor;
-import oldAst.ASTNode;
-import oldAst.member.ConstructorNode;
-import oldAst.member.MemberNode;
-import oldAst.member.MethodNode;
-import oldAst.type.AccessTypeNode;
-import oldAst.type.EnumAccessTypeNode;
+import ast.member.ConstructorNode;
+import ast.member.MemberNode;
+import ast.member.MethodNode;
 import semantic.SemanticVisitor;
 import typechecker.TypeCheckResult;
 import visitor.Visitable;
@@ -16,13 +14,13 @@ import java.util.List;
 
 public class ClassNode implements ASTNode, Visitable {
     public String identifier;
-    public AccessTypeNode accessType;
+    public AccessModifierNode accessType;
     public List<MemberNode> members = new ArrayList<>();
     public boolean hasConstructor = false;
 
     public ClassNode() {}
 
-    public ClassNode(AccessTypeNode accessType, String identifier){
+    public ClassNode(AccessModifierNode accessType, String identifier){
         this.accessType = accessType;
         this.identifier = identifier;
     }
@@ -36,7 +34,7 @@ public class ClassNode implements ASTNode, Visitable {
 
     public void ensureConstructor(){
         if(!hasConstructor) {
-            ConstructorNode constructor = new ConstructorNode(new AccessTypeNode(EnumAccessTypeNode.PUBLIC), identifier);
+            ConstructorNode constructor = new ConstructorNode(new AccessModifierNode(AccessModifierNode.PUBLIC), identifier);
             members.add(0,constructor);
         }
     }

src/main/java/ast/ProgramNode.java

@@ -1,7 +1,5 @@
 package ast;
 
-import ast.ASTNode;
-import ast.ClassNode;
 import bytecode.visitor.ProgramVisitor;
 import semantic.SemanticVisitor;
 import typechecker.TypeCheckResult;

src/main/java/ast/member/ConstructorNode.java

@@ -0,0 +1,21 @@
+package ast.member;
+
+import bytecode.visitor.MethodVisitor;
+import visitor.Visitable;
+
+public class ConstructorNode extends MethodNode implements Visitable {
+    public AccessModifierNode accessType;
+    public String name;
+    public List<ParameterNode> parameters = new ArrayList<>();
+    public BlockNode body;
+
+    public ConstructorNode(AccessModifierNode accessType, String name) {
+        this.accessType = accessType;
+        this.name = name;
+    }
+
+    @Override
+    public void accept(MethodVisitor methodVisitor) {
+        methodVisitor.visit(this);
+    }
+}

src/main/java/ast/member/FieldNode.java

@@ -1,20 +1,18 @@
-package oldAst.member;
+package ast.member;
 
-import oldAst.type.AccessTypeNode;
-import oldAst.type.TypeNode;
 import bytecode.visitor.ClassVisitor;
 import semantic.SemanticVisitor;
 import typechecker.TypeCheckResult;
 import visitor.Visitable;
 
 public class FieldNode implements MemberNode, Visitable {
-    public AccessTypeNode accessTypeNode;
+    public AccessModifierNode accessTypeNode;
     public TypeNode type;
     public String identifier;
 
     public FieldNode(){}
 
-    public FieldNode(AccessTypeNode accessTypeNode, TypeNode type, String name){
+    public FieldNode(AccessModifierNode accessTypeNode, TypeNode type, String name){
         this.accessTypeNode = accessTypeNode;
         this.type = type;
         this.identifier = name;

src/main/java/ast/member/MemberNode.java

@@ -1,9 +1,9 @@
-package oldAst.member;
+package ast.member;
 
-import oldAst.ASTNode;
 import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonSubTypes;
 import com.fasterxml.jackson.annotation.JsonTypeInfo;
+import ast.ASTNode;
 
 @JsonIgnoreProperties(ignoreUnknown = true)
 @JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.PROPERTY)
@@ -13,6 +13,4 @@ import com.fasterxml.jackson.annotation.JsonTypeInfo;
         @JsonSubTypes.Type(value = FieldNode.class, name = "Field") }
 )
 
-public interface MemberNode extends ASTNode {
-
-}
+public interface MemberNode extends ASTNode {}

src/main/java/ast/member/MethodNode.java

@@ -1,20 +1,15 @@
-package oldAst.member;
+package ast.member;
 
-import oldAst.parameter.ParameterListNode;
-import oldAst.statement.StatementNode;
-import oldAst.type.AccessTypeNode;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import oldAst.type.TypeNode;
 import bytecode.visitor.MethodVisitor;
 import semantic.SemanticVisitor;
 import typechecker.TypeCheckResult;
 import visitor.Visitable;
 
+import java.util.ArrayList;
+import java.util.List;
+
 public class MethodNode implements MemberNode, Visitable {
-    public AccessTypeNode visibility;
+    public AccessModifierNode accessModifier;
     public TypeNode type;
     public String identifier;
 

src/main/java/ast/type/AccessModifierNode.java

@@ -1,14 +1,5 @@
 package ast.type;
 
-import oldAst.ASTNode;
-import oldAst.type.EnumAccessTypeNode;
-
-public class AccessModifierNode implements ASTNode {
-    public EnumAccessModifierNode enumAccessModifierNode;
-
-    public AccessModifierNode(){}
-
-    public AccessModifierNode(EnumAccessModifierNode enumAccessTypeNode) {
-        this.enumAccessModifierNode = enumAccessTypeNode;
-    }
+public enum AccessModifierNode {
+    PUBLIC, PRIVATE, PUBLIC_STATIC, PRIVATE_STATIC
 }

src/main/java/ast/type/EnumAccessModifierNode.java

@@ -1,5 +0,0 @@
-package ast.type;
-
-public enum EnumAccessModifierNode {
-    PUBLIC, PRIVATE, PUBLIC_STATIC, PRIVATE_STATIC
-}

src/main/java/ast/type/TypeNode.java

@@ -0,0 +1,5 @@
+package ast.type;
+
+public enum TypeNode {
+    INT, BOOLEAN, CHAR, IDENTIFIER
+}

src/main/java/bytecode/ByteCodeGenerator.java

@@ -1,7 +1,7 @@
 package bytecode;
 
-import oldAst.ProgramNode;
-import oldAst.ClassNode;
+import ast.ProgramNode;
+import ast.ClassNode;
 import bytecode.visitor.ProgramVisitor;
 
 public class ByteCodeGenerator implements ProgramVisitor {

src/main/java/bytecode/ClassCodeGen.java

@@ -1,10 +1,10 @@
 package bytecode;
 
-import oldAst.ClassNode;
-import oldAst.member.FieldNode;
-import oldAst.member.MemberNode;
-import oldAst.member.MethodNode;
-import oldAst.type.BaseTypeNode;
+import ast.ClassNode;
+import ast.member.FieldNode;
+import ast.member.MemberNode;
+import ast.member.MethodNode;
+import ast.type.BaseTypeNode;
 import bytecode.visitor.ClassVisitor;
 import java.io.File;
 import org.objectweb.asm.ClassWriter;

src/main/java/bytecode/Mapper.java

@@ -1,10 +1,10 @@
 package bytecode;
 
-import oldAst.parameter.ParameterListNode;
-import oldAst.parameter.ParameterNode;
-import oldAst.type.*;
+import ast.parameter.ParameterListNode;
+import ast.parameter.ParameterNode;
+import ast.type.*;
 import org.objectweb.asm.Opcodes;
-import oldAst.type.BaseTypeNode;
+import ast.type.BaseTypeNode;
 
 public class Mapper {
     public int mapAccessTypeToOpcode(AccessTypeNode type) {
@@ -20,23 +20,23 @@ public class Mapper {
     public String generateMethodDescriptor(BaseTypeNode baseTypeNode, ParameterListNode parameterListNode) {
         String descriptor = "(";
         for(ParameterNode parameterNode : parameterListNode.parameters) {
-            descriptor += getTypeChar(EnumTypeNode.INT);
+            descriptor += getTypeChar(TypeNode.INT);
         }
         descriptor += ")";
         descriptor += getTypeChar(baseTypeNode.enumType);
         return descriptor;
     }
 
-    public String getTypeChar(EnumTypeNode enumTypeNode) {
+    public String getTypeChar(TypeNode enumTypeNode) {
         String typeChar = "";
         switch (enumTypeNode) {
-            case EnumTypeNode.INT:
+            case TypeNode.INT:
                 typeChar = "I";
                 break;
-            case EnumTypeNode.CHAR:
+            case TypeNode.CHAR:
                 typeChar = "C";
                 break;
-            case EnumTypeNode.BOOLEAN:
+            case TypeNode.BOOLEAN:
                 typeChar = "Z";
                 break;
         }

src/main/java/bytecode/MethodCodeGen.java

@@ -1,9 +1,9 @@
 package bytecode;
 
-import oldAst.member.ConstructorNode;
-import oldAst.member.MethodNode;
-import oldAst.parameter.ParameterNode;
-import oldAst.type.BaseTypeNode;
+import ast.member.ConstructorNode;
+import ast.member.MethodNode;
+import ast.parameter.ParameterNode;
+import ast.type.BaseTypeNode;
 import org.objectweb.asm.ClassWriter;
 import org.objectweb.asm.Label;
 import org.objectweb.asm.MethodVisitor;

src/main/java/bytecode/visitor/MethodVisitor.java

@@ -1,7 +1,7 @@
 package bytecode.visitor;
 
-import oldAst.member.ConstructorNode;
-import oldAst.member.MethodNode;
+import ast.member.ConstructorNode;
+import ast.member.MethodNode;
 
 public interface MethodVisitor {
     void visit(ConstructorNode constructorNode);

src/main/java/oldAst/ASTNode.java

@@ -1,12 +0,0 @@
-package oldAst;
-
-//import java.util.List;
-
-public interface ASTNode {
-    /**
-     * Please implement this method to return a list of children of each node.
-     */
-   // public List<ASTNode> getChildren();
-}
-
-

src/main/java/oldAst/BlockNode.java

@@ -1,4 +0,0 @@
-package oldAst;
-
-public class BlockNode {
-}

src/main/java/oldAst/ClassNode.java

@@ -1,63 +0,0 @@
-package oldAst;
-
-import oldAst.member.ConstructorNode;
-import oldAst.member.MemberNode;
-import oldAst.member.MethodNode;
-import oldAst.type.AccessTypeNode;
-import oldAst.type.EnumAccessTypeNode;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import bytecode.visitor.ClassVisitor;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-import visitor.Visitable;
-
-public class ClassNode implements ASTNode, Visitable {
-    public String identifier;
-    public AccessTypeNode accessType;
-    public List<MemberNode> members = new ArrayList<>();
-    public boolean hasConstructor = false;
-
-    public ClassNode() {}
-
-    public ClassNode(AccessTypeNode accessType, String identifier){
-        this.accessType = accessType;
-        this.identifier = identifier;
-    }
-
-    public void addMember(MemberNode member) {
-        if (member instanceof ConstructorNode) {
-            this.hasConstructor = true;
-        }
-        members.add(member);
-    }
-
-    public void ensureConstructor(){
-        if(!hasConstructor) {
-            ConstructorNode constructor = new ConstructorNode(new AccessTypeNode(EnumAccessTypeNode.PUBLIC), identifier);
-            members.add(0,constructor);
-        }
-    }
-
-    public List<MethodNode> getMethods(){
-        List<MethodNode> methods = new ArrayList<>();
-        for (MemberNode member : members) {
-            if (member instanceof MethodNode methodNode) {
-                methods.add(methodNode);
-            }
-        }
-        return methods;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-
-    @Override
-    public void accept(ClassVisitor classVisitor) {
-        classVisitor.visit(this);
-    }
-}

src/main/java/oldAst/ProgramNode.java

@@ -1,27 +0,0 @@
-package oldAst;
-
-import java.util.ArrayList;
-import java.util.List;
-
-import bytecode.visitor.ProgramVisitor;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-import visitor.Visitable;
-
-public class ProgramNode implements ASTNode, Visitable{
-    public List<ClassNode> classes = new ArrayList<>();
-
-    public void addClass(ClassNode classNode) {
-        classes.add(classNode);
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-
-    @Override
-    public void accept(ProgramVisitor programVisitor) {
-        programVisitor.visit(this);
-    }
-}

src/main/java/oldAst/expression/BinaryExpressionNode.java

@@ -1,22 +0,0 @@
-package oldAst.expression;
-
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-import visitor.Visitable;
-
-public class BinaryExpressionNode implements ExpressionNode, Visitable {
-    public ExpressionNode left;
-    public ExpressionNode right;
-    public ExpresssionOperator operator;  // Stores the operator as a string (e.g., "+", "-", "&&")
-
-    public BinaryExpressionNode(ExpressionNode left, ExpressionNode right, ExpresssionOperator operator) {
-        this.left = left;
-        this.right = right;
-        this.operator = operator;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-}

src/main/java/oldAst/expression/ExpressionNode.java

@@ -1,22 +0,0 @@
-package oldAst.expression;
-
-import oldAst.ASTNode;
-import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
-import com.fasterxml.jackson.annotation.JsonSubTypes;
-import com.fasterxml.jackson.annotation.JsonTypeInfo;
-import visitor.Visitable;
-
-@JsonIgnoreProperties(ignoreUnknown = true)
-@JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.PROPERTY)
-@JsonSubTypes({
-        @JsonSubTypes.Type(value = BinaryExpressionNode.class, name = "Binary"),
-        @JsonSubTypes.Type(value = This.class, name = "This"),
-        @JsonSubTypes.Type(value = InstVar.class, name = "InstVar"),
-        @JsonSubTypes.Type(value = IdentifierExpressionNode.class, name = "Identifier"),
-        @JsonSubTypes.Type(value = LiteralNode.class, name = "Literal"),
-        @JsonSubTypes.Type(value = UnaryExpressionNode.class, name = "Unary")}
-)
-
-public interface ExpressionNode extends ASTNode, Visitable {
-
-}

src/main/java/oldAst/expression/ExpresssionOperator.java

@@ -1,14 +0,0 @@
-package oldAst.expression;
-
-public enum ExpresssionOperator {
-  DOT, // . NICHT MEHR GEBRAUCHT
-  PLUS, // +
-  MINUS, // -
-  MULTIPLY, // *
-  DIVIDE,  // /
-  NOT, // !
-  ASSIGNMENT, // = (NICHT MEHR GEBRAUCHT ??)
-  EQUALS, // ==
-  UNEQUALS, // !=
-  ERROR //TODO: Remove This
-}

src/main/java/oldAst/expression/IdentifierExpressionNode.java

@@ -1,22 +0,0 @@
-package oldAst.expression;
-
-import oldAst.type.TypeNode;
-import semantic.SemanticVisitor;
-
-import typechecker.TypeCheckResult;
-import visitor.Visitable;
-
-public class IdentifierExpressionNode implements ExpressionNode, Visitable {
-    public String name;
-    public TypeNode type;
-
-
-    public IdentifierExpressionNode(String name) {
-        this.name = name;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-}

src/main/java/oldAst/expression/InstVar.java

@@ -1,24 +0,0 @@
-package oldAst.expression;
-
-import oldAst.type.TypeNode;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-import visitor.Visitable;
-
-public class InstVar implements ExpressionNode, Visitable {
-    public String identifier;
-    public ExpressionNode expression;
-    public TypeNode type;
-
-    public InstVar(){}
-
-    public InstVar(ExpressionNode expression, String identifier) {
-        this.identifier = identifier;
-        this.expression = expression;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-}

src/main/java/oldAst/expression/LiteralNode.java

@@ -1,31 +0,0 @@
-package oldAst.expression;
-
-import oldAst.type.TypeNode;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-
-public class LiteralNode implements ExpressionNode {
-
-  int value;
-  private TypeNode type;
-
-  public LiteralNode(){}
-
-  public LiteralNode(int value) {
-    this.value = value;
-  }
-
-  public TypeNode getType() {
-    return type;
-  }
-
-  public void setType(TypeNode type) {
-    this.type = type;
-  }
-
-
-  @Override
-  public TypeCheckResult accept(SemanticVisitor visitor) {
-    return visitor.analyze(this);
-  }
-}

src/main/java/oldAst/expression/This.java

@@ -1,26 +0,0 @@
-package oldAst.expression;
-
-import oldAst.ASTNode;
-import oldAst.type.ReferenceTypeNode;
-import oldAst.type.TypeNode;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-
-public class This implements ASTNode, ExpressionNode {
-    private TypeNode type;
-
-    public This(){}
-
-    public This(String className) {
-        type = new ReferenceTypeNode(className);
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-
-    public TypeNode getType() {
-        return type;
-    }
-}

src/main/java/oldAst/expression/UnaryExpressionNode.java

@@ -1,22 +0,0 @@
-package oldAst.expression;
-
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-import visitor.Visitable;
-
-public class UnaryExpressionNode implements ExpressionNode, Visitable {
-    public ExpressionNode expression;
-    public String operator;  // Stores the operator (e.g., "-", "!")
-
-    public UnaryExpressionNode(ExpressionNode expression, String operator) {
-        this.expression = expression;
-        this.operator = operator;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-}
-
-

src/main/java/oldAst/member/ConstructorNode.java

@@ -1,16 +0,0 @@
-package oldAst.member;
-
-import oldAst.type.AccessTypeNode;
-import bytecode.visitor.MethodVisitor;
-import visitor.Visitable;
-
-public class ConstructorNode extends MethodNode implements Visitable {
-    public ConstructorNode(AccessTypeNode visibility, String name) {
-        super(visibility, name);
-    }
-
-    @Override
-    public void accept(MethodVisitor methodVisitor) {
-        methodVisitor.visit(this);
-    }
-}

src/main/java/oldAst/parameter/ParameterListNode.java

@@ -1,16 +0,0 @@
-package oldAst.parameter;
-
-import oldAst.ASTNode;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class ParameterListNode implements ASTNode {
-    public List<ParameterNode> parameters = new ArrayList<>();
-
-    public ParameterListNode() {}
-
-    public ParameterListNode(List<ParameterNode> parameters){
-        this.parameters = parameters;
-    }
-}

src/main/java/oldAst/parameter/ParameterNode.java

@@ -1,16 +0,0 @@
-package oldAst.parameter;
-
-import oldAst.ASTNode;
-import oldAst.type.TypeNode;
-
-public class ParameterNode implements ASTNode {
-    public TypeNode type;
-    public String identifier;
-
-    public ParameterNode(){}
-
-    public ParameterNode(TypeNode type, String identifier) {
-        this.type = type;
-        this.identifier = identifier;
-    }
-}

src/main/java/oldAst/statement/AssignmentStatementNode.java

@@ -1,24 +0,0 @@
-package oldAst.statement;
-
-import oldAst.expression.ExpressionNode;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-import visitor.Visitable;
-
-public class AssignmentStatementNode extends StatementNode implements Visitable {
-  public ExpressionNode expressionLeft;
-  public ExpressionNode expressionRight;
-//  public TypeNode type;
-
-  public AssignmentStatementNode(){}
-
-  public AssignmentStatementNode(ExpressionNode expressionLeft, ExpressionNode expressionRight) {
-    this.expressionLeft = expressionLeft;
-    this.expressionRight = expressionRight;
-  }
-
-  @Override
-  public TypeCheckResult accept(SemanticVisitor visitor) {
-    return visitor.analyze(this);
-  }
-}

src/main/java/oldAst/statement/IfStatementNode.java

@@ -1,22 +0,0 @@
-package oldAst.statement;
-
-import oldAst.expression.ExpressionNode;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-
-public class IfStatementNode extends StatementNode {
-    public ExpressionNode condition;
-    public StatementNode thenStatement;
-    public StatementNode elseStatement;
-
-    public IfStatementNode(ExpressionNode condition, StatementNode thenStatement, StatementNode elseStatement) {
-        this.condition = condition;
-        this.thenStatement = thenStatement;
-        this.elseStatement = elseStatement;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-}

src/main/java/oldAst/statement/ReturnStatementNode.java

@@ -1,18 +0,0 @@
-package oldAst.statement;
-
-import oldAst.expression.ExpressionNode;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-
-public class ReturnStatementNode extends StatementNode {
-    public ExpressionNode expression;
-
-    public ReturnStatementNode(ExpressionNode expression) {
-        this.expression = expression;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-}

src/main/java/oldAst/statement/StatementNode.java

@@ -1,20 +0,0 @@
-package oldAst.statement;
-
-import oldAst.ASTNode;
-import visitor.Visitable;
-
-import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
-import com.fasterxml.jackson.annotation.JsonSubTypes;
-import com.fasterxml.jackson.annotation.JsonTypeInfo;
-
-@JsonIgnoreProperties(ignoreUnknown = true)
-@JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.PROPERTY)
-@JsonSubTypes({
-        @JsonSubTypes.Type(value = IfStatementNode.class, name = "IF"),
-        @JsonSubTypes.Type(value = AssignmentStatementNode.class, name = "Assignment"),
-        @JsonSubTypes.Type(value = VariableDeclarationStatementNode.class, name = "VariableDeclaration") }
-)
-
-public abstract class StatementNode implements ASTNode, Visitable {
-}
-

src/main/java/oldAst/statement/VariableDeclarationStatementNode.java

@@ -1,25 +0,0 @@
-package oldAst.statement;
-
-import oldAst.expression.ExpressionNode;
-import oldAst.type.TypeNode;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-
-public class VariableDeclarationStatementNode extends StatementNode {
-    public TypeNode type;
-    public String identifier;
-    public ExpressionNode expression;
-
-    public VariableDeclarationStatementNode(){}
-
-    public VariableDeclarationStatementNode(TypeNode type, String identifier, ExpressionNode expression) {
-        this.type = type;
-        this.identifier = identifier;
-        this.expression = expression;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-}

src/main/java/oldAst/statement/WhileStatementNode.java

@@ -1,20 +0,0 @@
-package oldAst.statement;
-
-import oldAst.expression.ExpressionNode;
-import semantic.SemanticVisitor;
-import typechecker.TypeCheckResult;
-
-public class WhileStatementNode extends StatementNode {
-    public ExpressionNode condition;
-    public StatementNode body;
-
-    public WhileStatementNode(ExpressionNode condition, StatementNode body) {
-        this.condition = condition;
-        this.body = body;
-    }
-
-    @Override
-    public TypeCheckResult accept(SemanticVisitor visitor) {
-        return visitor.analyze(this);
-    }
-}

src/main/java/oldAst/type/AccessTypeNode.java

@@ -1,13 +0,0 @@
-package oldAst.type;
-
-import oldAst.ASTNode;
-
-public class AccessTypeNode implements ASTNode {
-    public EnumAccessTypeNode enumAccessTypeNode;
-
-    public AccessTypeNode(){}
-
-    public AccessTypeNode(EnumAccessTypeNode enumAccessTypeNode) {
-        this.enumAccessTypeNode = enumAccessTypeNode;
-    }
-}

src/main/java/oldAst/type/BaseTypeNode.java

@@ -1,28 +0,0 @@
-package oldAst.type;
-
-import oldAst.ASTNode;
-
-public class BaseTypeNode implements ASTNode, TypeNode {
-
-    public EnumTypeNode enumType;
-
-    public BaseTypeNode(){}
-
-    public BaseTypeNode(EnumTypeNode enumType) {
-        this.enumType = enumType;
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj)
-            return true;
-        if (obj == null)
-            return false;
-        if (getClass() != obj.getClass())
-            return false;
-        BaseTypeNode other = (BaseTypeNode) obj;
-        if (enumType != other.enumType)
-            return false;
-        return true;
-    }
-}

src/main/java/oldAst/type/EnumAccessTypeNode.java

@@ -1,5 +0,0 @@
-package oldAst.type;
-
-public enum EnumAccessTypeNode {
-    PUBLIC, PRIVATE
-}

src/main/java/oldAst/type/EnumTypeNode.java

@@ -1,5 +0,0 @@
-package oldAst.type;
-
-public enum EnumTypeNode {
-    INT, BOOLEAN, CHAR
-}

src/main/java/oldAst/type/ReferenceTypeNode.java

@@ -1,36 +0,0 @@
-package oldAst.type;
-
-import oldAst.ASTNode;
-
-public class ReferenceTypeNode implements ASTNode, TypeNode {
-
-  private String identifier;
-
-  public ReferenceTypeNode() {}
-
-  public ReferenceTypeNode(String identifier) {
-    this.identifier = identifier;
-  }
-
-  public String getIdentifier() {
-    return identifier;
-  }
-
-  @Override
-  public boolean equals(Object obj) {
-    if (this == obj)
-      return true;
-    if (obj == null)
-      return false;
-    if (getClass() != obj.getClass())
-      return false;
-    ReferenceTypeNode other = (ReferenceTypeNode) obj;
-    if (identifier == null) {
-      if (other.identifier != null)
-        return false;
-    } else if (!identifier.equals(other.identifier))
-      return false;
-    return true;
-  }
-
-}

src/main/java/oldAst/type/TypeNode.java

@@ -1,18 +0,0 @@
-package oldAst.type;
-
-import oldAst.ASTNode;
-
-import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
-import com.fasterxml.jackson.annotation.JsonSubTypes;
-import com.fasterxml.jackson.annotation.JsonTypeInfo;
-
-@JsonIgnoreProperties(ignoreUnknown = true)
-@JsonTypeInfo(use = JsonTypeInfo.Id.NAME, include = JsonTypeInfo.As.PROPERTY)
-@JsonSubTypes({
-        @JsonSubTypes.Type(value = BaseTypeNode.class, name = "Base"),
-
-        @JsonSubTypes.Type(value = ReferenceTypeNode.class, name = "Reference") }
-)
-
-public interface TypeNode extends ASTNode {
-}

src/main/java/parser/astBuilder/ASTBuilder.java

@@ -1,21 +1,14 @@
 package parser.astBuilder;
 
-import oldAst.*;
-import oldAst.expression.*;
-import oldAst.member.FieldNode;
-import oldAst.member.MemberNode;
-import oldAst.member.MethodNode;
-import oldAst.parameter.ParameterListNode;
-import oldAst.parameter.ParameterNode;
-import oldAst.statement.*;
-import oldAst.type.*;
+import ast.*;
+import ast.member.FieldNode;
+import ast.member.MemberNode;
+import ast.member.MethodNode;
+import ast.type.*;
 import org.antlr.v4.runtime.tree.TerminalNode;
 
 import java.util.ArrayList;
-import java.util.List;
 import parser.generated.*;
-import parser.generated.SimpleJavaParser.LiteralContext;
-import oldAst.type.BaseTypeNode;
 
 public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
     @Override
@@ -29,8 +22,7 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
 
     @Override
     public ASTNode visitClassDeclaration(SimpleJavaParser.ClassDeclarationContext ctx) {
-        ClassNode classNode = new ClassNode((AccessTypeNode) visit(ctx.accessType()),ctx.IDENTIFIER().getText());
-        classNode.identifier = ctx.IDENTIFIER().getText();
+        ClassNode classNode = new ClassNode((AccessModifierNode) visit(ctx.AccessModifier()),ctx.Identifier().getText());
         for (SimpleJavaParser.MemberDeclarationContext member : ctx.memberDeclaration()) {
             classNode.addMember((MemberNode) visit(member));
         }
@@ -38,179 +30,4 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
         return classNode;
     }
 
-    @Override
-    public ASTNode visitFieldDeclaration(SimpleJavaParser.FieldDeclarationContext ctx) {
-        AccessTypeNode accessType = (AccessTypeNode) visit(ctx.accessType());
-        TypeNode type = (TypeNode) visit(ctx.type());
-        String identifier = ctx.IDENTIFIER().getText();
-        return new FieldNode(accessType, type, identifier);
-    }
-
-    @Override
-    public ASTNode visitMethodDeclaration(SimpleJavaParser.MethodDeclarationContext ctx) {
-        AccessTypeNode accessType = (AccessTypeNode) visit(ctx.accessType());
-        TypeNode returnType = (TypeNode) visit(ctx.type());
-        String methodName = ctx.IDENTIFIER().getText();
-
-        ParameterListNode parameterListNode = null;
-        if(ctx.parameterList() != null) {
-            parameterListNode = (ParameterListNode) visit(ctx.parameterList());
-        }
-        List<StatementNode> statements = new ArrayList<>();
-        for (SimpleJavaParser.StatementContext stmtCtx : ctx.statement()) {
-            statements.add((StatementNode) visit(stmtCtx));
-        }
-
-        MethodNode method = new MethodNode(accessType,returnType, methodName, parameterListNode, statements);
-
-        return method;
-    }
-
-    @Override
-    public ASTNode visitParameterList(SimpleJavaParser.ParameterListContext ctx) {
-        List<ParameterNode> parameters = new ArrayList<>();
-        for (SimpleJavaParser.ParameterContext paramCtx : ctx.parameter()) {
-            parameters.add((ParameterNode) visitParameter(paramCtx));
-        }
-        return new ParameterListNode(parameters);
-    }
-
-    @Override
-    public ASTNode visitParameter(SimpleJavaParser.ParameterContext ctx) {
-        TypeNode typeNode = (TypeNode) visit(ctx.type());
-        String identifier = ctx.IDENTIFIER().getText();
-        return new ParameterNode(typeNode, identifier);
-    }
-
-    @Override
-    public ASTNode visitType(SimpleJavaParser.TypeContext ctx) {
-        String typeStr = ctx.getText();
-        switch (typeStr) {
-            case "int":
-                return new BaseTypeNode(EnumTypeNode.INT);
-            case "boolean":
-                return new BaseTypeNode(EnumTypeNode.BOOLEAN);
-            case "char":
-                return new BaseTypeNode(EnumTypeNode.CHAR);
-            default:
-                throw new IllegalArgumentException("Unsupported type: " + typeStr);
-        }
-    }
-
-    @Override
-    public ASTNode visitAccessType(SimpleJavaParser.AccessTypeContext ctx) {
-        String typeStr = ctx.getText();
-        switch (typeStr) {
-            case "public":
-                return new AccessTypeNode(EnumAccessTypeNode.PUBLIC);
-            case "private":
-                return new AccessTypeNode(EnumAccessTypeNode.PRIVATE);
-            default:
-                throw new IllegalArgumentException("Unsupported type: " + typeStr);
-        }
-    }
-
-    @Override
-    public ASTNode visitStatement(SimpleJavaParser.StatementContext ctx) {
-        if (ctx.variableDeclarationStatement() != null) {
-            return visitVariableDeclarationStatement(ctx.variableDeclarationStatement());
-        } else if (ctx.assignmentStatement() != null) {
-            return visitAssignmentStatement(ctx.assignmentStatement());
-        }
-
-        return null;
-    }
-
-    @Override
-    public ASTNode visitVariableDeclarationStatement(SimpleJavaParser.VariableDeclarationStatementContext ctx) {
-        TypeNode type = (TypeNode) visit(ctx.type());
-        String identifier = ctx.IDENTIFIER().getText();
-        ExpressionNode expression = null;
-        if (ctx.expression() != null) {
-            expression = (ExpressionNode) visit(ctx.expression());
-        }
-        return new VariableDeclarationStatementNode(type, identifier, expression);
-    }
-
-    @Override
-    public ASTNode visitAssignmentStatement(SimpleJavaParser.AssignmentStatementContext ctx) {
-        ExpressionNode expression = (ExpressionNode) visit(ctx.expression());
-        return null;
-    }
-
-    @Override
-    public ASTNode visitVar(SimpleJavaParser.VarContext ctx) {
-        return null;
-    }
-
-    @Override
-    public ASTNode visitIfStatement(SimpleJavaParser.IfStatementContext ctx) {
-        ExpressionNode condition = (ExpressionNode) visit(ctx.expression());
-        StatementNode thenStatement = (StatementNode) visit(ctx.statement(0)); // The 'then' branch
-        StatementNode elseStatement = null;
-        if (ctx.statement().size() > 1) {
-            elseStatement = (StatementNode) visit(ctx.statement(1)); // The 'else' branch, if present
-        }
-        return new IfStatementNode(condition, thenStatement, elseStatement);
-    }
-
-    @Override
-    public ASTNode visitWhileStatement(SimpleJavaParser.WhileStatementContext ctx) {
-        ExpressionNode condition = (ExpressionNode) visit(ctx.expression());  // Visit the condition part of the while statement
-        StatementNode body = (StatementNode) visit(ctx.statement());  // Visit the body part of the while statement
-        return new WhileStatementNode(condition, body);
-    }
-
-    @Override
-    public ASTNode visitReturnStatement(SimpleJavaParser.ReturnStatementContext ctx) {
-        ExpressionNode expression = null;
-        if (ctx.expression() != null) {
-            expression = (ExpressionNode) visit(ctx.expression());  // Visit the expression part of the return statement, if it exists
-        }
-        return new ReturnStatementNode(expression);
-    }
-
-    @Override
-    public ASTNode visitExpression(SimpleJavaParser.ExpressionContext ctx) {
-        // Handle binary operations
-        if (ctx.getChildCount() == 3 && ctx.getChild(1) instanceof TerminalNode) {
-            ExpressionNode left = (ExpressionNode) visit(ctx.expression(0));
-            ExpressionNode right = (ExpressionNode) visit(ctx.expression(1));
-            return new BinaryExpressionNode(left, right, ExpresssionOperator.ERROR);
-        }
-        // Handle unary operations
-        else if (ctx.getChildCount() == 2) {
-            String operator = ctx.getChild(0).getText();
-            ExpressionNode expression = (ExpressionNode) visit(ctx.expression(0));
-            return new UnaryExpressionNode(expression, operator);
-        }
-        // Handle parentheses
-        else if (ctx.getChildCount() == 3 && ctx.getChild(0).getText().equals("(")) {
-            return visit(ctx.expression(0));  // Simply return the inner expression
-        }
-        // Handle literals and identifiers
-        else if (ctx.literal() != null) {
-            return visit(ctx.literal());
-        }
-        else if (ctx.IDENTIFIER() != null) {
-            return new IdentifierExpressionNode(ctx.IDENTIFIER().getText());
-        }
-
-        return null;  // Return null or throw an exception if no valid expression found
-    }
-
-    @Override
-    public ASTNode visitLiteral(SimpleJavaParser.LiteralContext ctx) {
-        LiteralContext literalContext = (LiteralContext) ctx;
-        try {
-            int intValue = Integer.parseInt(literalContext.getText());
-            LiteralNode literalNode = new LiteralNode(intValue);
-
-            literalNode.setType(new BaseTypeNode(EnumTypeNode.INT));
-            return literalNode;
-        } catch (NumberFormatException ignored) {}
-
-        return null;  // Return null or throw an exception if no valid expression found
-    }
-
 }