if (StringUtils.equals(diff.getClassName(), "XWiki.XWikiComments")) { if (StringUtils.equals(diff.getAction(), "object-removed")) { om.notify(new CommentDeletedEvent(reference, diff.getNumber() + ""), source, data); } else if (StringUtils.equals(diff.getAction(), "object-added")) { om.notify(new CommentAddedEvent(reference, diff.getNumber() + ""), source, data);