コード例 #1
0
 /**
  * This method is similar to {@link #propX(Expression, Expression)} but will make sure that if the
  * property being accessed is defined inside the classnode provided as a parameter, then a getter
  * call is generated instead of a field access.
  *
  * @param annotatedNode the class node where the property node is accessed from
  * @param pNode the property being accessed
  * @return a method call expression or a property expression
  */
 public static Expression getterThisX(ClassNode annotatedNode, PropertyNode pNode) {
   ClassNode owner = pNode.getDeclaringClass();
   if (annotatedNode.equals(owner)) {
     String getterName = "get" + MetaClassHelper.capitalize(pNode.getName());
     boolean existingExplicitGetter =
         annotatedNode.getMethod(getterName, Parameter.EMPTY_ARRAY) != null;
     if (ClassHelper.boolean_TYPE.equals(pNode.getOriginType()) && !existingExplicitGetter) {
       getterName = "is" + MetaClassHelper.capitalize(pNode.getName());
     }
     return callThisX(getterName);
   }
   return propX(new VariableExpression("this"), pNode.getName());
 }
コード例 #2
0
  private boolean makeGetPropertyWithGetter(
      final Expression receiver,
      final ClassNode receiverType,
      final String methodName,
      final boolean safe,
      final boolean implicitThis) {
    // does a getter exists ?
    String getterName = "get" + MetaClassHelper.capitalize(methodName);
    MethodNode getterNode = receiverType.getGetterMethod(getterName);
    if (getterNode == null) {
      getterName = "is" + MetaClassHelper.capitalize(methodName);
      getterNode = receiverType.getGetterMethod(getterName);
    }
    if (getterNode != null
        && receiver instanceof ClassExpression
        && !CLASS_Type.equals(receiverType)
        && !getterNode.isStatic()) {
      return false;
    }

    // GROOVY-5561: if two files are compiled in the same source unit
    // and that one references the other, the getters for properties have not been
    // generated by the compiler yet (generated by the Verifier)
    PropertyNode propertyNode = receiverType.getProperty(methodName);
    if (propertyNode != null) {
      // it is possible to use a getter
      String prefix = "get";
      if (boolean_TYPE.equals(propertyNode.getOriginType())) {
        prefix = "is";
      }
      getterName = prefix + MetaClassHelper.capitalize(methodName);
      getterNode =
          new MethodNode(
              getterName,
              ACC_PUBLIC,
              propertyNode.getOriginType(),
              Parameter.EMPTY_ARRAY,
              ClassNode.EMPTY_ARRAY,
              EmptyStatement.INSTANCE);
      getterNode.setDeclaringClass(receiverType);
      if (propertyNode.isStatic()) getterNode.setModifiers(ACC_PUBLIC + ACC_STATIC);
    }
    if (getterNode != null) {
      MethodCallExpression call =
          new MethodCallExpression(receiver, getterName, ArgumentListExpression.EMPTY_ARGUMENTS);
      call.setSourcePosition(receiver);
      call.setMethodTarget(getterNode);
      call.setImplicitThis(implicitThis);
      call.setSafe(safe);
      call.visit(controller.getAcg());
      return true;
    }

    if (receiverType instanceof InnerClassNode && !receiverType.isStaticClass()) {
      if (makeGetPropertyWithGetter(
          receiver, receiverType.getOuterClass(), methodName, safe, implicitThis)) {
        return true;
      }
    }

    // go upper level
    ClassNode superClass = receiverType.getSuperClass();
    if (superClass != null) {
      return makeGetPropertyWithGetter(receiver, superClass, methodName, safe, implicitThis);
    }
    return false;
  }