<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>数据表格</title> <script type="text/javascript" src="js/jquery.min.js"></script> <link rel="stylesheet" type="text/css" href="js/themes/default/easyui.css"> <link rel="stylesheet" type="text/css" href="js/themes/icon.css"> <script type="text/javascript" src="js/jquery.easyui.min.js"></script> <script type="text/javascript" src="js/locale/easyui-lang-zh_CN.js"></script> <script> $(function(){ }); </script> </head> <body> <table id="mydatagrid" class="easyui-datagrid" data-options="singleSelect:false,collapsible:true,url:'MembersList?parentid=0',method:'get'" style="100%;height:200px" title="地区列表" > <thead> <tr> <th data-options="field:'id',100">ID</th> <th data-options="field:'parentId',100">父ID</th> <th data-options="field:'name',100">地区名</th> <th data-options="field:'postCode',100">邮编</th> </tr> </thead> </table> </body> </html>
package com.hanqi; import java.io.IOException; import java.util.ArrayList; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import com.hanqi.dao.Members; import com.hanqi.dao.MembersDAL; import com.alibaba.fastjson.*; /** * Servlet implementation class JsonMembers */ @WebServlet("/MembersList") public class MembersList extends HttpServlet { private static final long serialVersionUID = 1L; /** * @see HttpServlet#HttpServlet() */ public MembersList() { super(); // TODO Auto-generated constructor stub } /** * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response) */ protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.setCharacterEncoding("UTF-8"); response.setContentType("text/html; charset=UTF-8"); response.setCharacterEncoding("UTF-8"); String rtn = ""; String pid = request.getParameter("parentid"); if(pid == null || pid.trim().length()==0) { pid = "-1"; } int iPid = Integer.parseInt(pid); MembersDAL md = new MembersDAL(); ArrayList<Members> al; try { al = md.getList(iPid); if(al != null) { rtn = "{"total":20,"rows":" + JSON.toJSONString(al) + "}"; } } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } response.getWriter().print(rtn); } /** * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub doGet(request, response); } }