spring+struts+hibernate分页实例

package com.yizhou.common.test;   
  
/**  
* 　　  
* Copyright @ 2008 YIZHOU SOFTWARE Co. Ltd.  
* All right reserved.  
*  
* @author xuxinlong  
*  
*  mail: [email protected]  
*    
*/  
public class PageBean {   
    private int count = 0; // 记录总数   
  
    private int pageSize = 20; // 每页显示记录数   
  
    private int pageCount = 0; // 总页数   
  
    private int page = 1; // 当前页数   
  
    private String totalCountSQL;// 得到总记录数sql语句   
  
    private String listSQL;// 得到查询记录sql语句   
  
    public int getCount() {   
        return count;   
    }   
  
    public void setCount(int count) {   
        if (pageSize != 0) {   
            pageCount = count / pageSize;   
            if (count % pageSize != 0) {   
                pageCount++;   
            }   
        }   
        this.count = count;   
    }   
  
    public String getListSQL() {   
        return listSQL;   
    }   
  
    public void setListSQL(String listSQL) {   
        this.listSQL = listSQL;   
    }   
  
    public int getPage() {   
        return page;   
    }   
  
    public void setPage(int page) {   
        this.page = page;   
    }   
  
    public int getPageCount() {   
        return pageCount;   
    }   
  
    public void setPageCount(int pageCount) {   
        this.pageCount = pageCount;   
    }   
  
    public int getPageSize() {   
        return pageSize;   
    }   
  
    public void setPageSize(int pageSize) {   
        this.pageSize = pageSize;   
    }   
  
    public String getTotalCountSQL() {   
        return totalCountSQL;   
    }   
  
    public void setTotalCountSQL(String totalCountSQL) {   
        this.totalCountSQL = totalCountSQL;   
    }   
  
}   


新建个接口

package com.yizhou.common.test;   
  
import java.io.Serializable;   
import java.util.List;   
  
/**  
*   
* Copyright @ 2008 NANJING YIZHOU SOFTWARE Co. Ltd.  
* All right reserved.  
*  
* @author xuxinlong  
*  
*  mail: [email protected]  
*    
*/  
public interface PaginateInterface extends Serializable {   
    public List getList(PageBean page);   
  
    public String getToolsMenu(PageBean page);   
  
    public Long getTotalCount(PageBean p, String str[], Object ob2[])   
            throws Exception;   
  
    public Long getTotalCount(PageBean page) throws Exception;   
  
    public List getList(PageBean page, String str[], Object ob2[])   
            throws Exception;   
}   



package com.yizhou.common.test;   
  
import java.util.ArrayList;   
import java.util.List;   
  
import org.hibernate.Query;   
import org.hibernate.Session;   
import org.springframework.orm.hibernate3.HibernateCallback;   
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;   
  
/**  
*分页核心类  
* Copyright @ 2008 NANJING YIZHOU SOFTWARE Co. Ltd.  
* All right reserved.  
*  
* @author xuxinlong  
*  
*  mail: [email protected]  
*    
*/  
public class Paginate extends HibernateDaoSupport implements PaginateInterface {   
    /**     
      * 显示用的分页信息     
      */      
     public String getToolsMenu(PageBean p) {      
      StringBuffer str = new StringBuffer("");      
      int next, prev;      
      prev = p.getPage() - 1;      
      next = p.getPage() + 1;      
          
      if (p.getPage() > 1) {      
       str      
         .append("<a href=\"#\" onclick=\"document.forms(0).jumpPage.value=1;document.forms(0).submit();\">首页</a> ");      
      } else {      
          //str.append("<a href=\"#\">首页</a> ");   
          str.append("首页 ");   
      }      
      if (p.getPage() > 1) {      
       str.append("<a href=\"#\" onclick='document.forms(0).jumpPage.value="      
         + prev + ";document.forms(0).submit();'>上页</a> ");      
      } else {      
          //str.append("<a href=\"#\">上页</a> ");      
          str.append("上页 ");      
      }      
      if (p.getPage() < p.getPageCount()) {      
       str.append("<a href=\"#\" onclick='document.forms(0).jumpPage.value="      
         + next + ";document.forms(0).submit();'>下页</a> ");      
      } else {      
        //str.append("<a href=\"#\" >下页</a> ");      
          str.append("下页 ");   
      }      
      if (p.getPageCount() > 1 && p.getPage() != p.getPageCount()) {      
       str.append("<a href=\"#\"  onclick='document.forms(0).jumpPage.value="      
         + p.getPageCount()      
         + ";document.forms(0).submit();'>末页</a>  ");      
      } else {      
       //str.append("<a href=\"#\" >末页</a>  ");   
         str.append("末页  ");   
      }      
      str.append(" 共" + p.getCount() + "条记录");      
      str      
        .append("  每页<SELECT size=1 name=pagesize onchange='this.form.jumpPage.value=1;this.form.pageSize.value=this.value;this.form.submit();'>");      
          
      if (p.getPageSize() == 3) {      
       str.append("<OPTION value=3 selected>3</OPTION>");      
      } else {      
       str.append("<OPTION value=3>3</OPTION>");      
      }      
          
      if (p.getPageSize() == 10) {      
       str.append("<OPTION value=10 selected>10</OPTION>");      
      } else {      
       str.append("<OPTION value=10>10</OPTION>");      
      }      
      if (p.getPageSize() == 20) {      
       str.append("<OPTION value=20 selected>20</OPTION>");      
      } else {      
       str.append("<OPTION value=20>20</OPTION>");      
      }      
      if (p.getPageSize() == 50) {      
       str.append("<OPTION value=50 selected>50</OPTION>");      
      } else {      
       str.append("<OPTION value=50>50</OPTION>");      
      }      
      if (p.getPageSize() == 100) {      
       str.append("<OPTION value=100 selected>100</OPTION>");      
      } else {      
       str.append("<OPTION value=100>100</OPTION>");      
      }      
      str.append("</SELECT>");      
      str.append("条 分" + p.getPageCount() + "页显示 转到");      
      str      
        .append("<SELECT size=1 name=Pagelist onchange='this.form.jumpPage.value=this.value;this.form.submit();'>");      
      for (int i = 1; i < p.getPageCount() + 1; i++) {      
       if (i == p.getPage()) {      
        str.append("<OPTION value=" + i + " selected>" + i      
          + "</OPTION>");      
       } else {      
        str.append("<OPTION value=" + i + ">" + i + "</OPTION>");      
       }      
      }      
      str.append("</SELECT>页");      
      str.append("<INPUT type=hidden  value=" + p.getPage()      
        + " name=\"pages\" > ");      
      str.append("<INPUT type=hidden  value=" + p.getPageSize()      
        + " name=\"pageSize\"> ");      
      return str.toString();      
     }      
          
     /**  
      * 获取总条数  
      */  
     public Long getTotalCount(PageBean p) throws Exception {   
      List list = getHibernateTemplate().find(p.getTotalCountSQL());      
      long count = 0;      
      if (list.size() > 0) {      
       count = new Long(""+list.get(0));      
      }      
      return count;      
     }      
         
     /**  
      * 查询信息进行分页  
      */  
     public List getList(final PageBean p) {   
          return this.getHibernateTemplate().executeFind(new HibernateCallback(){   
             public Object doInHibernate(Session session){   
                 Query q = session.createQuery(p.getListSQL());   
                  q.setFirstResult((p.getPage() - 1) * p.getPageSize());      
                  q.setMaxResults(p.getPageSize());      
                       return q.list();   
            }   
        });   
     }      
         
     /**  
      * 查询信息进行分页  带有参数的  
      */  
     public List getList(final PageBean p,final String str[], final Object ob2[]) {      
         return this.getHibernateTemplate().executeFind(new HibernateCallback(){   
             public Object doInHibernate(Session session){   
                 Query q = session.createQuery(p.getListSQL());   
                 if(str!=null){   
                      for (int i = 0; i < str.length; i++) {      
                       q.setParameter(str[i], ob2[i]);      
                      }      
                 }   
                 q.setFirstResult((p.getPage() - 1) * p.getPageSize());      
                 q.setMaxResults(p.getPageSize());      
                 return q.list();     
            }   
        });        
     }      
        
     /**  
      * 获取总条数   带有参数的  
      */    
     public Long getTotalCount(PageBean p, String str[], Object ob2[])throws Exception {    
         List list=new ArrayList();   
         if(str!=null && str.length>0){   
             list = getHibernateTemplate().findByNamedParam(p.getTotalCountSQL(), str, ob2);   
         }else{   
             list=this.getHibernateTemplate().find(p.getTotalCountSQL());   
         }   
         long count = 0;      
         if (list.size() > 0) {      
           count = (Long)list.get(0);      
          }      
          return count;      
    }      
}   


Action的调用

package com.yizhou.common.test;   
  
import java.util.List;   
  
import javax.servlet.http.HttpServletRequest;   
import javax.servlet.http.HttpServletResponse;   
import javax.servlet.http.HttpSession;   
  
import org.apache.struts.action.Action;   
import org.apache.struts.action.ActionForm;   
import org.apache.struts.action.ActionForward;   
import org.apache.struts.action.ActionMapping;   
  
/**  
* 分页代码示例 调用  
* Copyright @ 2008 NANJING YIZHOU SOFTWARE Co. Ltd.  
* All right reserved.  
*  
* @author xuxinlong  
*  
*/  
public class SplitPageAction extends Action {   
  
    private PaginateInterface pageinate;   
    public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {   
           
        HttpSession session=request.getSession();   
        Object obj=session.getAttribute("KDUser");   
        if(obj!=null){   
            PageBean pb=new PageBean();   
            String jumpPage=request.getParameter("jumpPage");       
            String pageSize=request.getParameter("pageSize");   
            if(jumpPage!=null && !"".equals(jumpPage) && pageSize!=null && !"".equals(pageSize)){       
                pb.setPageSize(new Integer(pageSize));   
            }else{   
                jumpPage="1";   
            }   
            String strSqlCnt="select count(*) from TUsertable";   
            String strSqlInfo="select u from TUsertable u";   
               
            pb.setTotalCountSQL(strSqlCnt);   
            pb.setListSQL(strSqlInfo);   
            pb.setPage(new Integer(jumpPage));   
               
            pb.setCount(this.pageinate.getTotalCount(pb).intValue());   
            List listUser=this.pageinate.getList(pb);   
            request.setAttribute("info", this.pageinate.getToolsMenu(pb));   
            request.setAttribute("listUser", listUser);   
               
        return mapping.findForward("pagelist");   
        }   
           
           
        return mapping.findForward("error");   
    }   
    public PaginateInterface getPageinate() {   
        return pageinate;   
    }   
    public void setPageinate(PaginateInterface pageinate) {   
        this.pageinate = pageinate;   
    }   
       
  
}   


spring文件配置

<bean id="pageinate" class="com.kingdo.common.test.Paginate">  
    <property name="sessionFactory">  
        <ref local="sessionFactory" />  
    </property>  
</bean>  
  
<bean name="/splitPage" class="com.kingdo.common.test.SplitPageAction" singleton="false">  
    <property name="pageinate">  
        <ref bean="pageinate" />  
    </property>  
</bean>  



JSP中使用

<%@ page language="java" pageEncoding="utf-8"%>  
<%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic"%>  
    
<html>  
<head>  
  
  
    <title>分页演示</title>  
       
    <link href="css/list.css" rel="stylesheet" type="text/css" />  
<link href="css/table.css" rel="stylesheet" type="text/css" />  
  
</head>  
     
<body> <center><font size="5">分页演示</font></center>  
<form action="splitPage.do" method="post" name="splitPageForm">  
<input type="hidden" name="jumpPage">  
<table width="96%" class="center" border="0" cellpadding="0" cellspacing="0">  
<tr class="table_tr">  
<td >  
  
<table cla