写个小增删改查功能的时候,遇到了一些问题,解决后记录一下:
导入相应配置,记得在springmvc 加入:<mvc:annotation-driven />
<!-- Json -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.8.8</version>
</dependency>
<!-- 分页插件 -->
<dependency>
<groupId>com.github.pagehelper</groupId>
<artifactId>pagehelper</artifactId>
<version>5.1.2</version>
</dependency>
<!-- 分页插件 -->
<property name="plugins">
<array>
<bean class="com.github.pagehelper.PageInterceptor">
<property name="properties">
<props>
<prop key="helperDialect">mysql</prop>
<prop key="reasonable">true</prop>
</props>
</property>
</bean>
</array>
</property>
1.打开jsp页面ajax提交请求到后台
<script type="text/javascript"> showPageNo(1,5); var pageCount = window.localStorage; function showPageNo(PageNo,PageSize){ $.ajax({ url:‘iindex.action‘, type:‘post‘, data:{"PageNo":PageNo,"PageSize":PageSize}, dataType:‘json‘, success:function(data){ $(‘#tbody‘).empty(); pageCount.setItem("pageCOunt",data.pages); pageCount.setItem("pageCOunts",data.total); /* alert(data.length); */ var data1 = data.list; for(var i=0;i<data1.length;i++){ /* alert(data[i].cid); */ $(‘#tbody‘).append("<tr id=‘trpath‘>"+ "<td>"+data1[i].cid+"</td>"+ "<td>"+data1[i].cname+"</td>"+ "<td>"+data1[i].cdate+"</td>"+ "<td>"+data1[i].cmat+"</td>"+ "<td>"+data1[i].ccon+"</td>"+ "<td><i class=‘iconfont‘ onclick=‘openUp(this,"+data1[i].cid+")‘ title=‘修改‘></i></td>"+ "<td><i class=‘iconfont one‘ onclick=‘deleteClient(this,"+data1[i].cid+")‘ title=‘删除‘></i></td>"+ "<tr/>"); } },error:function(){ layer.msg(‘数据异常‘,{icon:2,time:2000}); } }); } </script>
2.controller内接收并返回pagehelper类,@ResponseBody 转为json类型
@RequestMapping("/iindex")
@ResponseBody
public PageInfo<Client> getAll(@RequestParam(defaultValue = "1") int PageNo,
@RequestParam(defaultValue = "5") int PageSize) {
System.out.println("进来了--------------------------");
List<Client> clients = clientServiceImpl.getAll(PageNo, PageSize);
/* ModelAndView modelAndView = new ModelAndView(); */
PageInfo<Client> pageInfo = new PageInfo<Client>(clients);
/*
* modelAndView.addObject("clients", pageInfo.getList());
* modelAndView.setViewName("index");
*/
List<Client> lists = pageInfo.getList();
for (int i = 0; i <lists.size(); i++) {
System.out.println(lists.get(i));
}
System.out.println(pageInfo.getPages());
System.out.println(pageInfo.getPageNum());
System.out.println(pageInfo.getNavigateFirstPage());
System.out.println(pageInfo.getNavigateLastPage());
System.out.println(pageInfo.getTotal());
return pageInfo;
}
layui组件
<script> layui.use(‘laypage‘,function(){ console.log(pageCount); var laypage = layui.laypage; laypage.render({ elem: ‘page‘ ,count: pageCount.getItem("pageCOunts")*2 ,theme: ‘#1E9FFF‘ ,jump:function(obj,first){ // obj 存储当前分页信息 if(!first){ // 第一加载不执行 showPageNo(obj.curr,5); } } }); }); </script>

SSM,AJAX,PageHelper,Layui实现分页功能
原文:https://www.cnblogs.com/qq1967591590/p/13037469.html