code: private boolean overridingMethodFound(ExecutableElement method) {
          TypeElement containingClass = utils.getEnclosingTypeElement(method);
          for (ExecutableElement listmethod : methlist) {
              if (containingClass == utils.getEnclosingTypeElement(listmethod)) {
                  // it's the same method.
                  return true;
              }
              TypeElement te = utils.overriddenClass(listmethod);
              if (te == null) {
                  continue;
              }
              if (te == containingClass || utils.isSubclassOf(te, containingClass)) {
                  return true;
              }
          }
          return false;
      }
docs: Search in the already found methods' list and check if it contains
  a method which is overriding the method parameter or is the method
  parameter itself.
  
  @param method MethodDoc Method to be searched in the Method List for
  an overriding method.