java zTree例子.docx

package testTree;import java.io.IOException;import java.io.PrintWriter;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import javax.servlet.ServletException;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.json.JSONArray;import org.json.JSONException;import org.json.JSONObject;public class TestTree extends HttpServlet public TestTree() super(); public void destroy() super.destroy(); Overridepublic void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException /System.out.println(-doGet-);this.doPost(request, response);Overridepublic void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException /System.out.println(-doPost-);String id = request.getParameter(id);String name = request.getParameter(name);String level = request.getParameter(level);String otherParam = request.getParameter(otherParam);System.out.println(id + | + name + | + level + | + otherParam);JSONObject json = new JSONObject();ListHashMap list = new ArrayListHashMap();for(int i = 0; i 5; i+)HashMap hm = new HashMap(); /最外层，父节点 hm.put(id, id + i);/id属性 ，数据传递 hm.put(name, id + i); /name属性，显示节点名称 hm.put(pId, id);list.add(hm);JSONArray arr = new JSONArray(list);try json.put(success, true);json.put(arr, arr); catch (JSONException e) e.printStackTrace();System.out.println(-json- + json.toString();response.getWriter().write(arr.toString();/response.getWriter().write(json.toString();/response.getWriter().write(pId:2,name:20,id:20); public void init() throws ServletException ZTREE DEMO - Simple Datalink rel=stylesheet href=/zTree_v3/css/demo.css type=text/csslink rel=stylesheet href=/zTree_v3/css/zTreeStyle/zTreeStyle.css type=text/cssscript type=text/javascript src=/zTree_v3/js/jquery-1.4.4.min.jsscript type=text/javascript src=/zTree_v3/js/jquery.ztree.core-3.5.jsscript type=text/javascript src=/zTree_v3/js/jquery.ztree.excheck-3.5.jsscript type=text/javascript src=/zTree_v3/js/jquery.ztree.exedit-3.5.js!-var setting = /data: /simpleData: /enable: true/,async: enable: true,url:/servlet/TestTree,autoParam:id, name,otherParam:otherParam:zTreeAsyncTest,dataFilter: filter;function filter(treeId, parentNode, childNodes) if (!childNodes) return null;for (var i=0, l=childNodes.length; i 最简单的树 - 简单 JSON 数据 文件路径: core/simpleData.html a href=javascript:void(0); src=/zTree_v3/js/jquery.ztree.exedit-3.5.js class=cs-navi-tab././././js/jquery.ztree.exedit-3.5.jsnewa href=javascript:void(0); src=/zTree_v3/js/jquery.ztree.exedit-3.5.js class=cs-navi-tab./././js/jquery.ztree.exedit-3.5.jsnewa href=javascript:void(0); src=/zTree_v3/js/jquery.ztree.exedit-3.5.js class=cs-navi-tab././js/jquery.ztree.exedit-3.5.js This is