SpringBoot_thymeleaf_mybatis和PageHelper分页插件整合
package wx.demo.controllers;
/*
- 作者:planetwalker
*Conctroller类 - */
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;
import wx.demo.entity.UserInfo;
import wx.demo.service.UserInfoService;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.List;
@Controller public class WebController { @Resource private UserInfoService userInfoService; @RequestMapping("/") public ModelAndView Pages(@RequestParam(required=true,defaultValue="1")Integer page, HttpServletRequest request){ //pageNum为页面数pageSize为数据条数 PageHelper.startPage (page,3); List<UserInfo> list = userInfoService.selectByList (); request.setAttribute ("page",page); ModelAndView modelAndView=new ModelAndView("index"); PageInfo<UserInfo> p=new PageInfo<UserInfo>(list); modelAndView.addObject ("userInfolist",list); modelAndView.addObject ("page",p); return modelAndView; } }
实体层
package wx.demo.entity;
/*
-
作者:planetwalker
-
*/
public class UserInfo {
private Integer id;
private String email;
private String username;
private String password;
private String dateTime;public Integer getId() { return id; } public void setId(int id) { this.id = id; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } public String getDateTime() { return dateTime; } public void setDateTime(String dateTime) { this.dateTime = dateTime; } @Override public String toString() { return "UserInfo{" + "id=" + id + ", email='" + email + '\'' + ", username='" + username + '\'' + ", password='" + password + '\'' + ", dateTime=" + dateTime + '}'; }
}
分页插件的pom.xml
<dependency> <groupId>com.github.pagehelper</groupId> <artifactId>pagehelper-spring-boot-starter</artifactId> <version>1.2.3</version> </dependency>
分页页面
<!DOCTYPE html> <html lang="en" xmlns:th="http://www.thymeleaf.org"> <head> <meta charset="UTF-8"> <title>index</title> <script type="text/javascript" th:src="@{/jquery/jquery-3.2.1.js}"></script> </head> <body> <a href="/login">登录</a>|<a href="/regist">注册</a> <table border="1" align="center"> <tr> <th>编号</th> <th>用户名</th> <th>密码</th> <th>注册时间</th> <th>修改</th> <th>删除</th> </tr> <tr th:each="userInfo ,state: ${userInfolist}"> <td th:text="${userInfo.id}"></td> <td th:text="${userInfo.username}"></td> <td th:text="${userInfo.password}"></td> <td th:text="${userInfo.dateTime.replace('.0','')}"></td> <td><a th:href="@{/toEdit(id=${userInfo.id})}">edit</a></td> <td><a th:href="@{/delete(id=${userInfo.id})}">delete</a></td> </tr> </table> <div align="center" style="margin-top:2%;"> 总共<a th:text="${page.pages}"/>页| 第<a th:text="${page.getPageNum()}"/>页| <a th:href="@{/(page=${page.firstPage})}" class="f">首页</a>| <a th:href="@{/(page=${page.prePage})}" class="f">上一页</a>| <a th:href="@{/(page=${page.nextPage})}" class="la">下一页</a>| <a th:href="@{/(page=${page.lastPage})}" class="la">尾页</a> <input type="hidden" id="first" th:value="${page.getPageNum()}"/> <input type="hidden" id="last" th:value="${page.pages}"/> </div> </body> <script type="text/javascript"> $(function () { pageNum = $("#first").val(); lastPage = $("#last").val(); if (lastPage == pageNum) { $('.la').removeAttr('href');//去掉a标签中的href属性 $('.la').removeAttr('onclick');//去掉a标签中的onclick事件 } else { if (pageNum == 1) { $('.f').removeAttr('href');//去掉a标签中的href属性 $('.f').removeAttr('onclick');//去掉a标签中的onclick事件 } else if (pageNum != 1) { $('.f').attr('', 'href');//添加a标签中的href属性 $('.f').attr('', 'onclick');//添加a标签中的onclick事件) } $('.la').attr('', 'href');//添加a标签中的href属性 $('.la').attr('', 'onclick');//添加a标签中的onclick事件) } /*if(lastPage==pageNum){ $('.l').removeAttr('href');//去掉a标签中的href属性 $('.l').removeAttr('onclick');//去掉a标签中的onclick事件 }else{ $('.l').attr('','href');//添加a标签中的href属性 $('.l').attr('','onclick');//添加a标签中的onclick事件) }*/ }); </script> </html>
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