public Map<String, MethodNode> getDeclaredMethodsMap() {
    // Start off with the methods from the superclass.
    ClassNode parent = getSuperClass();
    Map<String, MethodNode> result = null;
    if (parent != null) {
      result = parent.getDeclaredMethodsMap();
    } else {
      result = new HashMap<String, MethodNode>();
    }

    // add in unimplemented abstract methods from the interfaces
    for (ClassNode iface : getInterfaces()) {
      Map<String, MethodNode> ifaceMethodsMap = iface.getDeclaredMethodsMap();
      for (String methSig : ifaceMethodsMap.keySet()) {
        if (!result.containsKey(methSig)) {
          MethodNode methNode = ifaceMethodsMap.get(methSig);
          result.put(methSig, methNode);
        }
      }
    }

    // And add in the methods implemented in this class.
    for (MethodNode method : getMethods()) {
      String sig = method.getTypeDescriptor();
      result.put(sig, method);
    }
    return result;
  }
  private void assertMembersNamesAreUnique() {
    Map<String, FieldNode> allDslCollectionFieldNodesOfHierarchy = new HashMap<String, FieldNode>();

    for (ClassNode level : ASTHelper.getHierarchyOfDSLObjectAncestors(annotatedClass)) {
      for (FieldNode field : level.getFields()) {
        if (!ASTHelper.isListOrMap(field.getType())) continue;

        String memberName = getElementNameForCollectionField(field);

        FieldNode conflictingField = allDslCollectionFieldNodesOfHierarchy.get(memberName);

        if (conflictingField != null) {
          addCompileError(
              String.format(
                  "Member name %s is used more than once: %s:%s and %s:%s",
                  memberName,
                  field.getOwner().getName(),
                  field.getName(),
                  conflictingField.getOwner().getName(),
                  conflictingField.getName()),
              field);
          return;
        }

        allDslCollectionFieldNodesOfHierarchy.put(memberName, field);
      }
    }
  }
  /**
   * This method is used to add "bridge" methods for private methods of an inner/outer class, so
   * that the outer class is capable of calling them. It does basically the same job as access$000
   * like methods in Java.
   *
   * @param node an inner/outer class node for which to generate bridge methods
   */
  @SuppressWarnings("unchecked")
  private void addPrivateBridgeMethods(final ClassNode node) {
    Set<ASTNode> accessedMethods =
        (Set<ASTNode>) node.getNodeMetaData(StaticTypesMarker.PV_METHODS_ACCESS);
    if (accessedMethods == null) return;
    List<MethodNode> methods = new ArrayList<MethodNode>(node.getAllDeclaredMethods());
    Map<MethodNode, MethodNode> privateBridgeMethods =
        (Map<MethodNode, MethodNode>) node.getNodeMetaData(PRIVATE_BRIDGE_METHODS);
    if (privateBridgeMethods != null) {
      // private bridge methods already added
      return;
    }
    privateBridgeMethods = new HashMap<MethodNode, MethodNode>();
    int i = -1;
    final int access = Opcodes.ACC_STATIC | Opcodes.ACC_PUBLIC | Opcodes.ACC_SYNTHETIC;
    for (MethodNode method : methods) {
      if (accessedMethods.contains(method)) {
        i++;
        Parameter[] methodParameters = method.getParameters();
        Parameter[] newParams = new Parameter[methodParameters.length + 1];
        System.arraycopy(methodParameters, 0, newParams, 1, methodParameters.length);
        newParams[0] = new Parameter(node.getPlainNodeReference(), "$that");
        Expression arguments;
        if (method.getParameters() == null || method.getParameters().length == 0) {
          arguments = ArgumentListExpression.EMPTY_ARGUMENTS;
        } else {
          List<Expression> args = new LinkedList<Expression>();
          for (Parameter parameter : methodParameters) {
            args.add(new VariableExpression(parameter));
          }
          arguments = new ArgumentListExpression(args);
        }
        Expression receiver =
            method.isStatic() ? new ClassExpression(node) : new VariableExpression(newParams[0]);
        MethodCallExpression mce = new MethodCallExpression(receiver, method.getName(), arguments);
        mce.setMethodTarget(method);

        ExpressionStatement returnStatement = new ExpressionStatement(mce);
        MethodNode bridge =
            node.addMethod(
                "access$" + i,
                access,
                method.getReturnType(),
                newParams,
                method.getExceptions(),
                returnStatement);
        privateBridgeMethods.put(method, bridge);
        bridge.addAnnotation(new AnnotationNode(COMPILESTATIC_CLASSNODE));
      }
    }
    if (!privateBridgeMethods.isEmpty()) {
      node.setNodeMetaData(PRIVATE_BRIDGE_METHODS, privateBridgeMethods);
    }
  }
  /** Adds special accessors for private constants so that inner classes can retrieve them. */
  @SuppressWarnings("unchecked")
  private void addPrivateFieldsAccessors(ClassNode node) {
    Set<ASTNode> accessedFields =
        (Set<ASTNode>) node.getNodeMetaData(StaticTypesMarker.PV_FIELDS_ACCESS);
    if (accessedFields == null) return;
    Map<String, MethodNode> privateConstantAccessors =
        (Map<String, MethodNode>) node.getNodeMetaData(PRIVATE_FIELDS_ACCESSORS);
    if (privateConstantAccessors != null) {
      // already added
      return;
    }
    int acc = -1;
    privateConstantAccessors = new HashMap<String, MethodNode>();
    final int access = Opcodes.ACC_STATIC | Opcodes.ACC_PUBLIC | Opcodes.ACC_SYNTHETIC;
    for (FieldNode fieldNode : node.getFields()) {
      if (accessedFields.contains(fieldNode)) {

        acc++;
        Parameter param = new Parameter(node.getPlainNodeReference(), "$that");
        Expression receiver =
            fieldNode.isStatic() ? new ClassExpression(node) : new VariableExpression(param);
        Statement stmt =
            new ExpressionStatement(new PropertyExpression(receiver, fieldNode.getName()));
        MethodNode accessor =
            node.addMethod(
                "pfaccess$" + acc,
                access,
                fieldNode.getOriginType(),
                new Parameter[] {param},
                ClassNode.EMPTY_ARRAY,
                stmt);
        privateConstantAccessors.put(fieldNode.getName(), accessor);
      }
    }
    node.setNodeMetaData(PRIVATE_FIELDS_ACCESSORS, privateConstantAccessors);
  }
 public void renameField(String oldName, String newName) {
   ClassNode r = redirect();
   if (r.fieldIndex == null) r.fieldIndex = new HashMap<String, FieldNode>();
   final Map<String, FieldNode> index = r.fieldIndex;
   index.put(newName, index.remove(oldName));
 }