spring+srpingmvc+hibernate实现动态ztree生成树状图效果
ztree生成树状图
ztree官网
前台
导入js和css包
下载地址
前端页面ztree.jsp
<%@pagecontentType="text/html;charset=UTF-8"language="java"pageEncoding="UTF-8"isELIgnored="false"%>ztree //初始化 varsetting={ data:{ simpleData:{ enable:true } }, callback:{ beforeClick:beforeClick } }; //数据集 varzNodes=[ //根据这种格式生成树状图 //{id:1,pId:0,name:"河北省"}, //{id:12,pId:1,name:"石家庄"}, //{id:13,pId:1,name:"邢台"}, //{id:14,pId:1,name:"邯郸"}, //{id:2,pId:0,name:"北京市"}, //{id:22,pId:2,name:"海淀区"}, //{id:23,pId:2,name:"朝阳区"}, //{id:24,pId:2,name:"长安区"} ]; //点击后的操作 functionbeforeClick(treeId,treeNode,clickFlag){ //获取父窗口中id为Text1 varparentControl=parent.document.getElementById("Text1"); //把值设置为treeNode.name; parentControl.value=treeNode.name; } //访问控制层,获取数据。 $(document).ready(function(){ varurl="${pageContext.request.contextPath}/menu/findZtree"; $.getJSON(url,{},function(nodes){ //alert(nodes); console.log(JSON.stringify(nodes)); zNodes=nodes; $.fn.zTree.init($("#treeDemo"),setting,zNodes); }) });
后台
ztree所需实体类
packagecom.shp.dev.common;
publicclassZtree{
privateStringid;
privateStringpId;
privateStringname;
publicStringgetId(){
returnid;
}
publicvoidsetId(Stringid){
this.id=id;
}
publicStringgetpId(){
returnpId;
}
publicvoidsetpId(StringpId){
this.pId=pId;
}
publicStringgetName(){
returnname;
}
publicvoidsetName(Stringname){
this.name=name;
}
publicZtree(){
}
publicZtree(Stringid,StringpId,Stringname){
this.id=id;
this.pId=pId;
this.name=name;
}
@Override
publicStringtoString(){
return"Ztree{"+
"id='"+id+'\''+
",pId='"+pId+'\''+
",name='"+name+'\''+
'}';
}
}
dao接口
packagecom.shp.dev.menu.dao;
importcom.shp.dev.menu.pojo.Menu;
importjava.util.List;
publicinterfaceMenuDao{
List
dao的实现类
packagecom.shp.dev.menu.dao;
importcom.shp.dev.menu.pojo.Menu;
importorg.hibernate.SessionFactory;
importorg.springframework.beans.factory.annotation.Autowired;
importorg.springframework.stereotype.Repository;
importjava.util.List;
@Repository("menuDao")
publicclassMenuDaoImplimplementsMenuDao{
@Autowired
privateSessionFactorysessionFactory;
@Override
publicList
业务接口
packagecom.shp.dev.menu.service;
importcom.shp.dev.menu.pojo.Menu;
importjava.util.List;
publicinterfaceMenuService{
List
业务实现层
packagecom.shp.dev.menu.service;
importcom.shp.dev.menu.dao.MenuDao;
importcom.shp.dev.menu.pojo.Menu;
importcom.shp.dev.role.dao.RoleDao;
importorg.springframework.beans.factory.annotation.Autowired;
importorg.springframework.stereotype.Service;
importorg.springframework.transaction.annotation.Transactional;
importjava.util.List;
@Service("menuService")
publicclassMenuServiceImplimplementsMenuService{
//@Transactional(readOnly=true)//只读事务
//@Transactional(rollbackFor=Exception.class)//启动事务,所有异常都回滚
@Autowired
privateMenuDaomenuDao;
@Override
@Transactional(readOnly=true)//只读事务
publicList
控制层
packagecom.shp.dev.menu.web;
importcom.shp.dev.common.Ztree;
importcom.shp.dev.menu.pojo.Menu;
importcom.shp.dev.menu.service.MenuService;
importorg.springframework.beans.factory.annotation.Autowired;
importorg.springframework.stereotype.Controller;
importorg.springframework.web.bind.annotation.RequestMapping;
importorg.springframework.web.bind.annotation.ResponseBody;
importjava.util.ArrayList;
importjava.util.List;
@Controller
@RequestMapping("/menu")
publicclassMenuController{
@Autowired
privateMenuServicemenuService;
@RequestMapping("/findZtree")
@ResponseBody//返回json对象
publicListfindZtree(){
Listmenus=newArrayList();
List
总结
以上所述是小编给大家介绍的spring+srpingmvc+hibernate实现动态ztree生成树状图,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对毛票票网站的支持!
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