//Dao类中实现了list集合和pagetotal方法 package zjf.strhib.Dao; import java.util.ArrayList; import java.util.List; import org.hibernate.Session; import org.hibernate.SessionFactory; import org.hibernate.cfg.Configuration; public class PageDao { public List pageQuery(int pageSize, int pageNow) { List list = new ArrayList(); SessionFactory sessionfactory = new Configuration().configure() .buildSessionFactory(); Session session = sessionfactory.openSession(); try { // session =new // Configuration().configure().buildSessionFactory().openSession(); session.beginTransaction(); // 得到每页显示的LevTwoInFuUser的对象的集合list list = session.createQuery("from user order by id") .setFirstResult(pageNow * pageSize - pageSize) .setMaxResults(pageSize).list(); session.getTransaction().commit(); } catch (Exception e) { e.printStackTrace(); session.getTransaction().rollback(); } finally { // HibernateUtils.getSessionFactory().close(); // NewHibernateUtil.closesessicon(); session.close(); } return list; } public int pageTotle(int pageSize, int pageNow) { int i = 0; SessionFactory sessionfactory = new Configuration().configure() .buildSessionFactory(); Session session = sessionfactory.openSession(); try { // session = HibernateUtils.getSessionFactory().getCurrentSession(); session.beginTransaction(); // i是查询结果条数 i = session.createQuery("from user").list().size(); // 用总的结果条数对每页显示的条数取余,得到总页数 i = i % pageSize == 0 ? i / pageSize : i / pageSize + 1; session.getTransaction().commit(); } catch (Exception e) { e.printStackTrace(); session.getTransaction().rollback(); } finally { // HibernateUtils.getSessionFactory().close(); // NewHibernateUtil.closesessicon(); session.close(); } return i; } } //Pagequery中实现了Dao接口 package zjf.strhib.action; import java.util.List; import zjf.strhib.Dao.PageDao; public class Pagequery { private List list; private int pageNow = 1 ; //初始化为1,默认从第一页开始显示 private int pageSize = 2 ; //每页显示3条记录 private int pageTotle= 1 ;//总页数 private PageDao pageDao = new PageDao () ; public List getList() { return list; } public void setList(List list) { this.list = list; } public int getPageNow() { return pageNow; } public void setPageNow(int pageNow) { this.pageNow = pageNow; } public int getPageSize() { return pageSize; } public void setPageSize(int pageSize) { this.pageSize = pageSize; } public int getPageTotle() { return pageTotle; } public void setPageTotle(int pageTotle) { this.pageTotle = pageTotle; } public String fenye(){ //得到每页显示的对象的集合list list = pageDao.pageQuery(pageSize, pageNow); //得到总页数pageTotle pageTotle=pageDao.pageTotle(pageSize, pageNow); return "success"; } } //Page页面显示 <%@ page language="java" import="java.util.*" pageEncoding="gbk"%> <% String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> <%@taglib prefix="s" uri="/struts-tags"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <SCRIPT type="text/javascript" src="js/calendar.js"></SCRIPT> <base href="<%=basePath%>"> <title>分页</title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> </head> <body> <table border="1"> <tr> <th> 用户编号 </th> <th> 真实姓名 </th> </tr> <!-- 迭代查询 --> <s:iterator value="list"> <tr> <td> <s:property value="name" /> </td> <td> <s:property value="password" /> </td> </tr> </s:iterator> </table> <!-- 首页 --> <s:url id="url_first" value="page.action"> <s:param name="pageNow" value="1"></s:param> </s:url> <!-- 上一页 --> <s:url id="url_pre" value="page.action"> <s:param name="pageNow" value="pageNow-1"></s:param> </s:url> <!-- 下一页 --> <s:url id="url_next" value="page.action"> <s:param name="pageNow" value="pageNow+1"></s:param> </s:url> <!-- 末页 --> <s:url id="url_last" value="page.action"> <s:param name="pageNow" value="pageTotle"></s:param> </s:url> <!-- 如果不是首页则提供首页的链接,如果是首页则不提供链接,以下类似 --> <s:if test="pageNow != 1"> [<s:a href="%{url_first}">首页</s:a>] </s:if> <s:else> [首页] </s:else> <s:if test="pageNow>1"> [<s:a href="%{url_pre}">上一页</s:a>] </s:if> <s:else> [上一页] </s:else> <s:if test=" pageTotle > pageNow "> [<s:a href="%{url_next}">下一页</s:a>] </s:if> <s:else> [下一页] </s:else> <s:if test="pageTotle != pageNow"> [<s:a href="%{url_last}">末页</s:a>] </s:if> <s:else> [末页] </s:else> 第${pageNow}页/ 共${pageTotle}页 </body> </html>