Jquery Ajax 返回值传送到前台

	var callbackMsg ;
	$.ajax({       
			type:"GET",
			url:'<%=request.getContextPath()%>/tagServletMaintain/'+msg+'?_method=getRelated',
			async :false,
			success:function(data){ 
				callbackMsg="已有 "+data+" 篇资讯使用选中的标签，是否继续删除？";
			}    
		  });

?后台JAVA代码?

?

?

public void renderGetRelated(RenderContext context, String ids)
			throws Exception {
		PrintWriter pwriter = this.getHttpServletResponse(context).getWriter();
		pwriter.print(tagService.getRelated(ids));
		pwriter.close();

	}

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