鍙傝冪綉鍧1錛?/font>http://www.aygfsteel.com/BlogJava522935502/
鍙傝冪綉鍧2錛?/font>http://blog.csdn.net/qq522935502/
璧勬枡閮ㄥ垎鍊熼壌錛?a href="http://www.aygfsteel.com/rongxh7/">http://www.aygfsteel.com/rongxh7/
涓婅妭璇撅紝鎴戜滑瀹屾垚浜嗕竴涓?font face="Times New Roman">SSH鏁村悎鐨?/font>CRUD鎿嶄綔妗堜緥錛屽茍涓斿畬鍠勪簡鍏跺浗闄呭寲浠ュ強(qiáng)鏍￠獙絳夊唴瀹癸紝榪欒妭璇撅紝鎴戜滑緇х畫鍔犱互瀹屽杽錛屾垜浠煡閬擄紝褰撴垜浠煡璇㈡暟鎹簱鐨勫唴瀹硅繃澶氱殑鏃跺欙紝鏄劇ず鍦ㄩ〉闈笂鐨勫唴瀹瑰氨姣旇緝鍐楅暱錛屾墍浠ュ垎欏電殑瀹炵幇灝辨樉鐨勫崄鍒嗘湁蹇呰浜嗐傚垎欏靛姛鑳界殑瀹炵幇鏄繀涓嶅彲灝戠殑錛屾帉鎻′竴鍒頒袱縐嶅垎欏墊妧鏈湪鍦ㄥ疄闄呭紑鍙戝墠鏄湁蹇呰鐨勶紝鍓嶄袱澶╂祻瑙堝崥瀹㈢殑鏃跺欑湅鍒頒簡涓涓▼搴忓憳鐨勫崥鏂囧啓鐨勪竴涓垎欏靛姛鑳界殑瀹炵幇闈炲父濂斤紝鍦ㄨ繖閲岋紝鍒嗕韓緇欏ぇ瀹躲?/font>
鍦ㄨ瑙ｅ垎欏靛姛鑳藉疄鐜頒箣鍓嶏紝澶у蹇呴』瀵瑰垎欏墊湁涓瀹氱殑浜嗚В錛岀煡閬撳垎欏電殑鍑犱釜瑕佺礌錛氭昏褰曟暟錛屾瘡欏墊樉紺烘暟錛屽叡鍑犻〉錛屽綋鍓嶉〉絳夈?/p>
鍦ㄤ笂涓緥瀛愮殑鍩虹涓婃垜浠紑濮嬪畬鍠勬垜浠殑紼嬪簭銆?/p>
1.棣栧厛鎴戜滑鍏堟柊寤虹珛涓涓帴鍙?font face="Times New Roman">MemberDao.java,鎶婃墍闇瑕佺敤鍒扮殑鏂規(guī)硶鍒楀嚭鏉ワ細(xì)
package cn.zbvc.dao;
import java.util.List;
import cn.zbvc.bean.User;
public interface MemberDao {
/**
* 鍒嗛〉鏌ヨ
* @param hql 鏌ヨ鏉′歡
* @param offset 寮濮嬭褰?br /> * @param length 涓嬈℃煡璇㈠嚑鏉¤褰?br /> * @return 鏌ヨ鐨勮褰曢泦鍚?br /> */
public List<User> queryForPage(final String hql,final int offset,final int length);
/**
* 鏌ヨ鎵鏈夌殑璁板綍鏁?br /> * @param hql 鏌ヨ鏉′歡
* @return 鎬昏褰曟暟
*/
public int getAllRowCount(String hql);
}
2.鐒跺悗鎴戜滑鍒涘緩鍏跺疄鐜扮被錛?font face="Times New Roman">MemberDaoImpl.java
import java.util.List;
import org.hibernate.Query;
import org.hibernate.Session;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import cn.zbvc.bean.User;
import cn.zbvc.dao.MemberDao;
public class MemberDaoImpl extends HibernateDaoSupport implements MemberDao {
/**
* 鏌ヨ鎵鏈夌殑璁板綍鏁?br /> * @param hql 鏌ヨ鏉′歡
* @return 鎬昏褰曟暟
*/
public int getAllRowCount(String hql) {
return this.getHibernateTemplate().find(hql).size();
}
/**
* 鍒嗛〉鏌ヨ
* @param hql 鏌ヨ鏉′歡
* @param offset 寮濮嬭褰?br /> * @param length 涓嬈℃煡璇㈠嚑鏉¤褰?br /> * @return 鏌ヨ鐨勮褰曢泦鍚?br /> */
@SuppressWarnings("unchecked")
public List<User> queryForPage(final String hql, final int offset, final int length) {
Session session = this.getSession();
Query q = session.createQuery(hql);
q.setFirstResult(offset);
q.setMaxResults(length);
List<User> list = q.list();
System.out.println(list.size());
session.close();
return list;
}
澶у鍙互鐪嬪埌錛屾垜浠竴鍏卞畾涔変簡涓や釜鏂規(guī)硶錛岀涓涓柟寮忔槸鑾峰彇鏁版嵁搴撹〃鐨勬昏褰曟暟錛岀浜屼釜鏂規(guī)硶鏄幏鍙栨垜浠兂瑕佽幏鍙栫殑鏌愪竴欏電殑鏁版嵁闆嗗悎錛屼紶閫掔殑涓変釜鍙傛暟鍒嗗埆鏄細(xì)鏌ヨ鏉′歡銆佸紑濮嬬殑璁板綍銆佺粨鏉熺殑璁板綍銆?/p>
緇嗗績鐨勮鑰呬細(xì)鍙戠幇錛岃繖涓被緇ф壙浜?font face="Times New Roman">HibernateDaoSupport綾伙紝HibernateDaoSupport鏄?/font>Spring鎻愪緵鐨勫Hibernate鏀寔鐨勭被錛屽湪鍏跺弬鏁板唴錛屾垜浠兘鍍忓師鐢熺殑Hibernate涓鏍瘋皟鐢?/font>query.setFirstResult(offset)鍜?/font>query.setMaxResults(length)鏉ュ疄鐜板垎欏墊煡璇㈠姛鑳姐?/font>
3.鐒跺悗鎴戜滑闇瑕佸緩绔嬩竴涓幏鍙栧垎欏典俊鎭殑pageBean.java:
import java.util.List;
import cn.zbvc.bean.User;
public class PageBean {
private List<User> list; //瑕佽繑鍥炵殑鏌愪竴欏電殑璁板綍鍒楄〃
private int allRow; //鎬昏褰曟暟
private int totalPage; //鎬婚〉鏁?/span>
private int currentPage; //褰撳墠欏?/span>
private int pageSize; //姣忛〉鐨勮褰曟暟
private boolean isFirstPage; //鏄惁涓哄綋鍓嶇涓欏?/span>
private boolean isLastPage; //鏄惁涓烘渶鍚庝竴欏?/span>
private boolean hasPreviousPage; //鏄惁鏈夊墠涓欏?/span>
private boolean hasNextPage; //鏄惁鏈変笅涓欏?/span>
Set and get鏂規(guī)硶
PageBean涓殑鍏蜂綋鏂規(guī)硶錛?br /> /**
* 鍒濆鍖栧垎欏典俊鎭?br /> */
public void init(){
this.isFirstPage = isFirstPage;
this.isLastPage = isLastPage;
this.hasPreviousPage = hasPreviousPage;
this.hasNextPage = hasNextPage;
}
/**
* 璁＄畻鎬婚〉鏁?nbsp; 闈欐佹柟娉?br /> * @param pageSize 姣忛〉鐨勮褰曟暟
* @param allRow 鎬昏褰曟暟
* @return 鎬婚〉鏁?br /> */
public static int countTatalPage(final int pageSize,final int allRow){
int toalPage = allRow % pageSize == 0 ? allRow/pageSize : allRow/pageSize + 1;
return toalPage;
}
/**
* 璁＄畻褰撳墠欏靛紑濮嬬殑璁板綍
* @param pageSize 姣忛〉璁板綍鏁?br /> * @param currentPage 褰撳墠絎嚑欏?br /> * @return 褰撳墠欏靛紑濮嬭褰曞彿
*/
public static int countOffset(final int pageSize,final int currentPage){
final int offset = pageSize * (currentPage - 1);
return offset;
}
/**
* 璁＄畻褰撳墠欏碉紝鑻ヤ負(fù)0鎴栬呰姹傜殑URL涓病鏈?#8220;?page = ”鍒欑敤1浠ｆ浛
* @param page 浼犲叆鐨勫弬鏁幫紙鍙兘涓虹┖錛屽嵆0 鍒欒繑鍥?錛?br /> * @return
*/
public static int countCurrentPage(int page){
final int curpage = (page == 0 ? 1 : page);
return curpage;
} }
4.涓氬姟閫昏緫灞傜殑瀹炵幇錛氭垜浠幇鍦ㄥ氨鍙搷浣?font face="Times New Roman">User錛岀幇鍦ㄦ垜浠湪UserService涓畾涔変竴涓柟娉曪細(xì)
* 鍒嗛〉鏌ヨ
* @param pageSize 姣忛〉鏄劇ず澶氬皯璁板綍
* @param currentPage 褰撳墠欏?br /> * @return 灝佽浜嗗垎欏典俊鎭殑bean
*/
public PageBean queryForPage(int pageSize,int page);
5.浣跨敤UserServiceImpl瀹炵幇榪欎釜鍏蜂綋鏂規(guī)硶錛?/font>
* 鍒嗛〉鏌ヨ
* @param pageSize 姣忛〉鏄劇ず澶氬皯璁板綍
* @param currentPage 褰撳墠欏?br /> * @return 灝佽浜嗗垎欏典俊鎭殑bean
*/
public PageBean queryForPage(int pageSize, int page) {
final String hql = "from User user order by user.id"; //鏌ヨ璇彞
int allRow = memberDao.getAllRowCount(hql); //鎬昏褰曟暟
int totalPage = PageBean.countTatalPage(pageSize, allRow); //鎬婚〉鏁?/span>
final int offset = PageBean.countOffset(pageSize, page); //褰撳墠欏靛紑濮嬭褰?/span>
final int length = pageSize; // 姣忛〉璁板綍鏁?/span>
final int currentPage = PageBean.countCurrentPage(page); // 褰撳墠欏?/span>
List list = memberDao.queryForPage(hql, offset, length); //
//鎶婂垎欏典俊鎭繚瀛樺埌Bean褰撲腑
PageBean pageBean = new PageBean();
pageBean.setPageSize(pageSize);
pageBean.setCurrentPage(currentPage);
pageBean.setAllRow(allRow);
pageBean.setTotalPage(totalPage);
pageBean.setList(list);
pageBean.init();
return pageBean;
}
6.鐒跺悗鎴戜滑涓轟簡涓嶅獎鍝嶄笂涓涓緥瀛愶紝鎴戜滑鏂板垱寤轟竴涓?font face="Times New Roman">ListUserAction2.java:
import java.util.List;
import com.opensymphony.xwork2.ActionSupport;
import cn.zbvc.bean.User;
import cn.zbvc.service.UserService;
import cn.zbvc.util.PageBean;
public class ListUserAction2 extends ActionSupport {
private UserService service;//閫氳繃Spring鍒涘緩涓氬姟灞傚璞?nbsp; 浣跨敤set鏂規(guī)硶渚濊禆娉ㄥ叆
private PageBean pageBean; //灝佽浜嗗垎欏典俊鎭拰鏁版嵁鍐呭鐨刾ageBean
private List<User> listUser;//鐢ㄤ簬鍌ㄥ瓨pageBean褰撲腑琚皝瑁呯殑User淇℃伅
private int page = 1; //琛ㄧず浠庣綉欏典腑榪斿洖鐨勫綋鍓嶉〉鐨勫?nbsp; 榛樿涓? 琛ㄧず榛樿鏄劇ず絎竴欏靛唴瀹?/span>
public int getPage() {
return page;
}
public void setPage(int page) {
this.page = page;
}
public List<User> getListUser() {
return listUser;
}
public void setListUser(List<User> listUser) {
this.listUser = listUser;
}
public PageBean getPageBean() {
return pageBean;
}
public void setPageBean(PageBean pageBean) {
this.pageBean = pageBean;
}
public void setService(UserService service) {
this.service = service;
}
public String execute()throws Exception{
this.pageBean = service.queryForPage(5, page);//鑾峰彇灝佽浜嗗垎欏典俊鎭拰鏁版嵁鐨刾ageBean
this.listUser = this.pageBean.getList(); //鑾峰彇鏁版嵁
return SUCCESS;
}
}
7.閰嶇疆applicationContext.xml鍜?/font>struts.xml鐨勭浉鍏充俊鎭紝榪欓噷鐪佺暐浜嗐?/font>
8.鍦?font face="Times New Roman">listUser2.jsp欏甸潰涓坊鍔犲垎欏靛唴瀹癸細(xì)
<tr>
<td colspan="6" align="center" bgcolor="#5BA8DE">
鍏?/span><s:property value="allRow"/>鏉¤褰?nbsp;
鍏?/span><s:property value="totalPage"/>欏?nbsp;
褰撳墠絎?/span><s:property value="currentPage"/>欏?/span><br>
<s:if test="%{currentPage == 1}">
絎竴欏?nbsp; 涓婁竴欏?br /> </s:if>
<!-- currentPage涓哄綋鍓嶉〉 -->
<s:else>
<a href="listUser2.action?page=1">絎竴欏?/span></a>
<a href="listUser2.action?page=<s:property value="%{currentPage-1}"/>">涓婁竴欏?/span></a>
</s:else>
<s:if test="%{currentPage != totalPage}">
<a href="listUser2.action?page=<s:property value="%{currentPage+1}"/>">涓嬩竴欏?/span></a>
<a href="listUser2.action?page=<s:property value="totalPage"/>">鏈鍚庝竴欏?/span></a>
</s:if>
<s:else>
涓嬩竴欏?nbsp; 鏈鍚庝竴欏?br /> </s:else>
</td>
</tr>
</s:iterator>
9.鏌ョ湅鏁堟灉錛?/p>
10.鎬濊冩葷粨
鍏充簬鍒嗛〉鍔熻兘瀹炵幇錛屽簲璇ユ槸鏈夋湁寰堝縐嶈В鍐蟲柟娉曪紝鎴戜粙緇嶇殑榪欑瑙ｅ喅鏂規(guī)鏄負(fù)浜嗙粰澶у涓涓?/p>
鑼冧緥錛岃澶у鏄庣櫧鍒嗛〉鍔熻兘瀹炵幇鐨勫師鐞嗭紝鍏朵腑錛屽ぇ閮ㄥ垎鐨勫唴瀹瑰熼壌浜嗕箣鍓嶆彁鍒扮殑緗戝潃銆傛帴涓嬫潵鐨勬椂闂達(dá)紝鎴戜細(xì)緇х畫瀛︿範(fàn)鍏充簬鍒嗛〉鍔熻兘鐨勫叾瀹冨疄鐜版柟寮忥紝鐒跺悗鍒嗕韓緇欏ぇ瀹訛紝鍙﹀錛岃繕浼?xì)鐟艟l殑鏁寸悊SSH鐨勬暣鍚堛?/font>
]]>
]]>