Пример #1
0
  /**
   * Adds a cast check to compareTo methods. This helps Comparable types behave well in sorted
   * collections which rely on Java's runtime type checking.
   */
  @Override
  public void endVisit(MethodDeclaration node) {
    IMethodBinding binding = node.getMethodBinding();
    if (!binding.getName().equals("compareTo") || node.getBody() == null) {
      return;
    }
    ITypeBinding comparableType =
        BindingUtil.findInterface(binding.getDeclaringClass(), "java.lang.Comparable");
    if (comparableType == null) {
      return;
    }
    ITypeBinding[] typeArguments = comparableType.getTypeArguments();
    ITypeBinding[] parameterTypes = binding.getParameterTypes();
    if (typeArguments.length != 1
        || parameterTypes.length != 1
        || !typeArguments[0].isEqualTo(parameterTypes[0])) {
      return;
    }

    IVariableBinding param = node.getParameters().get(0).getVariableBinding();

    FunctionInvocation castCheck = createCastCheck(typeArguments[0], new SimpleName(param));
    if (castCheck != null) {
      node.getBody().getStatements().add(0, new ExpressionStatement(castCheck));
    }
  }
Пример #2
0
 @Override
 public boolean visit(MethodDeclaration node) {
   IMethodBinding binding = node.getMethodBinding();
   if (binding.isConstructor()) {
     List<SingleVariableDeclaration> params = node.getParameters();
     if (params.size() > 0) {
       IVariableBinding firstParam = params.get(0).getVariableBinding();
       if (firstParam.getName().equals("outer$")) {
         outerParam = firstParam;
       }
     }
   }
   return true;
 }
 @Override
 public boolean visit(MethodDeclaration node) {
   currentMethod = node.getMethodBinding();
   count = 1;
   return true;
 }