dwr 批量处理

1. DWREngine.beginBatch();//批量调用减少对服务器的访问次数   
2.             DWRUtil.useLoadingImage("images/progressbar_green.gif");   
3.             DWRUser.getUserById(userId,doUser);   
4.             DWRArticleType.getTypeByUserId(userId,doArticleTypeList);   
5.             DWRArticleComment.getLastCommentByUserId(userId,doArticleLastComment);   
6.             DWRArticle.getArticleList(userId,typeId,"1",doArticleList);   
7.             DWREngine.endBatch();