// $ANTLR start "annotation"
  // AnnotationParser.g:72:1: annotation : AT ann_class argument_list -> ^( ANNOTATION ann_class
  // argument_list ) ;
  public final AnnotationParser.annotation_return annotation() throws RecognitionException {
    AnnotationParser.annotation_return retval = new AnnotationParser.annotation_return();
    retval.start = input.LT(1);

    AnnotationCommonTree root_0 = null;

    CommonToken AT1 = null;
    AnnotationParser.ann_class_return ann_class2 = null;

    AnnotationParser.argument_list_return argument_list3 = null;

    AnnotationCommonTree AT1_tree = null;
    RewriteRuleTokenStream stream_AT = new RewriteRuleTokenStream(adaptor, "token AT");
    RewriteRuleSubtreeStream stream_argument_list =
        new RewriteRuleSubtreeStream(adaptor, "rule argument_list");
    RewriteRuleSubtreeStream stream_ann_class =
        new RewriteRuleSubtreeStream(adaptor, "rule ann_class");
    try {
      // AnnotationParser.g:73:3: ( AT ann_class argument_list -> ^( ANNOTATION ann_class
      // argument_list ) )
      // AnnotationParser.g:73:5: AT ann_class argument_list
      {
        AT1 = (CommonToken) match(input, AT, FOLLOW_AT_in_annotation90);
        stream_AT.add(AT1);

        pushFollow(FOLLOW_ann_class_in_annotation92);
        ann_class2 = ann_class();

        state._fsp--;

        stream_ann_class.add(ann_class2.getTree());
        pushFollow(FOLLOW_argument_list_in_annotation94);
        argument_list3 = argument_list();

        state._fsp--;

        stream_argument_list.add(argument_list3.getTree());

        // AST REWRITE
        // elements: argument_list, ann_class
        // token labels:
        // rule labels: retval
        // token list labels:
        // rule list labels:
        // wildcard labels:
        retval.tree = root_0;
        RewriteRuleSubtreeStream stream_retval =
            new RewriteRuleSubtreeStream(
                adaptor, "rule retval", retval != null ? retval.tree : null);

        root_0 = (AnnotationCommonTree) adaptor.nil();
        // 74:5: -> ^( ANNOTATION ann_class argument_list )
        {
          // AnnotationParser.g:74:7: ^( ANNOTATION ann_class argument_list )
          {
            AnnotationCommonTree root_1 = (AnnotationCommonTree) adaptor.nil();
            root_1 =
                (AnnotationCommonTree)
                    adaptor.becomeRoot(
                        (AnnotationCommonTree) adaptor.create(ANNOTATION, "ANNOTATION"), root_1);

            adaptor.addChild(root_1, stream_ann_class.nextTree());
            adaptor.addChild(root_1, stream_argument_list.nextTree());

            adaptor.addChild(root_0, root_1);
          }
        }

        retval.tree = root_0;
      }

      retval.stop = input.LT(-1);

      retval.tree = (AnnotationCommonTree) adaptor.rulePostProcessing(root_0);
      adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);

    } catch (RecognitionException re) {
      reportError(re);
      recover(input, re);
      retval.tree = (AnnotationCommonTree) adaptor.errorNode(input, retval.start, input.LT(-1), re);

    } finally {
    }
    return retval;
  }