SSH 环境搭建例子详解

手工搭建亲测代码如下：

一、开项目引入SSH jar包，一般网上都能搜到；

二、SSH整合

配置文件：

applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?><beansxmlns="http://www.springframework.org/schema/beans"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns:p="http://www.springframework.org/schema/p"xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd"><!-- 数据库配置,这里是oracle 数据库 --><bean id="dataSource"class="org.apache.commons.dbcp.BasicDataSource"><property name="driverClassName"value="oracle.jdbc.driver.OracleDriver"></property><property name="url"value="jdbc:oracle:thin:@192.168.11.23:1521:test"></property><property name="username" value="test"></property><property name="password" value="test"></property></bean><!-- 用户sessionFactory-userInfo --><bean id="sessionFactory"class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"><property name="dataSource"><ref bean="dataSource" /></property><property name="hibernateProperties"><props><prop key="hibernate.dialect">org.hibernate.dialect.Oracle9Dialect</prop><prop key="hibernate.hbm2ddl.auto">update</prop></props></property><!-- 配置实体描述文件 --><property name="mappingResources"><list><value>org/ssh/pojo/Userinfo.hbm.xml</value></list></property></bean><bean id="userAct" class="org.ssh.action.UserManagerAct" scope="prototype"><property name="userService" ref="userService"></property></bean><bean id="userService" class="org.ssh.service.UserManagerService"><property name="dao" ref="dao"></property></bean><bean id="dao" class="org.ssh.dao.BaseDao"><property name="sessionFactory" ref="sessionFactory"/></bean> <bean id="uploadAct" class="org.ssh.action.UpLoadAct" /><bean id="downloadAct" class="org.ssh.action.FileDownLoad" /></beans>

Struts.xml

<?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd"><struts><constant name="struts.objectFactory" value="spring" /><package name="MySSH" extends="struts-default"><global-results><result name="error">/jsp/error.jsp</result><result name="success">/jsp/sucess.jsp</result><result name="succesUp">/jsp/sucessUp.jsp</result><result name="successquery">/jsp/query.jsp</result></global-results><action name="userManagerAct" class="userAct" method="doLogin"><result name="login">/index.jsp</result></action><action name="query" class="userAct" method="doQuery" /><action name="delete" class="userAct" method="doDelete" /><action name="edit" class="userAct" method="doEdit"><result name="editUser">/jsp/editUser.jsp</result></action><action name="add" class="userAct" method="doAdd"><result name="addUser">/jsp/addUser.jsp</result></action><action name="upload" class="uploadAct" /><action name="FileDownLoad" class="downloadAct" >  <result name="success" type="stream">                 <param name="contentType">text/plain</param>                 <param name="contentDisposition">attachment;fileName="${fileName}"</param>                 <param name="inputName">downloadFile</param>                 <param name="bufferSize">1024</param>             </result>  </action></package></struts>    

</pre><pre name="code" class="html">

</pre><pre name="code" class="html">web.xml

</pre><pre name="code" class="html"><pre name="code" class="java"><?xml version="1.0" encoding="UTF-8"?>  <web-app version="3.0"       xmlns="http://java.sun.com/xml/ns/javaee"       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"       xsi:schemaLocation="http://java.sun.com/xml/ns/javaee       http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">    <display-name></display-name>           <!-- Spring配置和监听start -->      <context-param>          <param-name>contextConfigLocation</param-name>          <param-value>/WEB-INF/classes/application*.xml</param-value>      </context-param>      <listener>          <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>      </listener>      <!--end-->        <welcome-file-list>      <welcome-file>index.jsp</welcome-file>    </welcome-file-list>    <filter>      <filter-name>struts2</filter-name>      <filter-class>          org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter      </filter-class>    </filter>    <filter-mapping>      <filter-name>struts2</filter-name>      <url-pattern>*.action</url-pattern>    </filter-mapping></web-app> 

</pre><pre name="code" class="html">

UserInfo.hbm.xml

<?xml version="1.0" encoding="utf-8"?><!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN""http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd "><!--     Mapping file autogenerated by MyEclipse Persistence Tools--><hibernate-mapping>    <class name="org.ssh.pojo.Userinfo" table="USERINFO" schema="U2">          <id name="id" type="java.lang.Integer">            <column name="ID" />            <generator class="assigned"></generator>        </id>        <property name="uname" type="java.lang.String">            <column name="UNAME" length="30" not-null="true" />        </property>        <property name="sex" type="java.lang.String">            <column name="SEX" length="10" not-null="true" />        </property>        <property name="password" type="java.lang.String">            <column name="PASSWORD" length="20" />        </property>        <property name="telphone" type="java.lang.String">            <column name="TELPHONE" length="15" />        </property>        <property name="address" type="java.lang.String">            <column name="ADDRESS" length="50" />        </property>    </class></hibernate-mapping>

相关class

UserInfo.java 和 UserInfo.hbm.xml 对应，可以引入myeclipse的hibenate 组件后再配置xml文件，这样可以使用其自带的数据库映射功能自动生成 UserInfo.java和 UserInfo.hbm.xml

package org.ssh.pojo;import java.math.BigDecimal;/** * Userinfo entity. @author MyEclipse Persistence Tools */public class Userinfo implements java.io.Serializable {// Fieldsprivate int id;private String uname;private String sex;private String password;private String telphone;private String address;// Constructors/** default constructor */public Userinfo() {}/** minimal constructor */public Userinfo(String uname, String sex) {this.uname = uname;this.sex = sex;}/** full constructor */public Userinfo(String uname, String sex, String password, String telphone,String address) {this.uname = uname;this.sex = sex;this.password = password;this.telphone = telphone;this.address = address;}// Property accessorspublic int getId() {return this.id;}public void setId(int id) {this.id = id;}public String getUname() {return this.uname;}public void setUname(String uname) {this.uname = uname;}public String getSex() {return this.sex;}public void setSex(String sex) {this.sex = sex;}public String getPassword() {return this.password;}public void setPassword(String password) {this.password = password;}public String getTelphone() {return this.telphone;}public void setTelphone(String telphone) {this.telphone = telphone;}public String getAddress() {return this.address;}public void setAddress(String address) {this.address = address;}}

UserManagerAct.java

package org.ssh.action;import java.util.List;import org.apache.struts2.ServletActionContext;import org.ssh.pojo.Userinfo;import org.ssh.service.UserManagerService;import com.opensymphony.xwork2.ActionContext;import com.opensymphony.xwork2.ActionSupport;/** * �û���������� * */public class UserManagerAct extends ActionSupport {private static final long serialVersionUID = -281275682819237996L;private Userinfo user = new Userinfo(); private UserManagerService<Userinfo> userService;private List<Userinfo> users;private String searchText;public String doLogin(){if(this.user.getUname() == null || this.user.getPassword() == null) return INPUT;try {Userinfo user = userService.doLogin(this.user.getUname(), this.user.getPassword());if(user != null){ActionContext.getContext().getSession().put("userinfo", user);return doQuery();}elsereturn INPUT;} catch (Exception e) {e.printStackTrace();return ERROR;}}public String doQuery(){searchText = getParam("queryText");users = userService.queryUsers(searchText,Userinfo.class);ActionContext.getContext().getSession().put("userquery", users);return SUCCESS;}public String doAdd(){String result = "";try {String param = getParam("param");if(Integer.parseInt(param) > 0){user.setId(0);userService.addUser(user);result = doQuery();}elseresult = "addUser";} catch (Exception e) {e.printStackTrace();}return result;}public String doEdit(){try {Integer param = Integer.parseInt(getParam("param"));if(param == 0){Integer id = Integer.parseInt(getParam("id"));user = userService.getUser(Userinfo.class, id);return "editUser";}else if(param == 1){userService.modifyUser(user);}} catch (Exception e) {e.printStackTrace();}return doQuery();}public String doDelete(){try {Integer param = Integer.parseInt(getParam("id"));userService.deleteUser(param,Userinfo.class);} catch (Exception e) {e.printStackTrace();}return doQuery();}protected String getParam(String key){return ServletActionContext.getRequest().getParameter(key);}public UserManagerService<Userinfo> getUserService() {return userService;}public void setUserService(UserManagerService<Userinfo> userService) {this.userService = userService;}public List<Userinfo> getUsers() {return users;}public Userinfo getUser() {return user;}public void setUser(Userinfo user) {this.user = user;}public String getSearchText() {return searchText;}public void setSearchText(String searchText) {this.searchText = searchText;}}

UserManagerService.java

package org.ssh.service;import java.util.List;import org.ssh.dao.BaseDao;/** * 用户管理业务逻辑的实现 * */public class UserManagerService<T> {private BaseDao dao;public T doLogin(String userName,String password) throws Exception{if(userName == null || password == null) return null;String queryString = "SELECT u FROM Userinfo u WHERE u.uname = '"+userName +"' AND u.password = "+password;List<T> users = dao.getObjects(queryString);return users.get(0);}public List<T> queryUsers(String uname,Class<T> clazz){if(uname == null || "".equals(uname))return dao.getAllObjects(clazz);String queryString = "SELECT u FROM Userinfo u WHERE u.uname like '"+uname+"%'";return dao.getObjects(queryString);}public List<T> queryUserloader(String uname){if(uname == null || "".equals(uname))return null;String queryString = "SELECT u FROM Userinfo u WHERE u.uname like '"+uname+"%'";return dao.getObjects(queryString);}public void addUser(T user) throws Exception{dao.addObject(user);}public void modifyUser(T user) throws Exception{dao.updateObject(user);}public void deleteUser(int id,Class<T> clazz) throws Exception{T u = dao.getObject(clazz, id);dao.deleteObject(u);}public T getUser(Class<T> clazz, int id){return dao.getObject(clazz, id);}public BaseDao getDao() {return dao;}public void setDao(BaseDao dao) {this.dao = dao;}}

BaseDao.java

package org.ssh.dao;import java.io.Serializable;import java.util.List;import org.springframework.orm.hibernate3.support.HibernateDaoSupport;/** * ��ݿ�io���� */public class BaseDao extends HibernateDaoSupport {/**��ѯ*/public <T> List<T> getObjects(String queryString){return (List<T>)this.getHibernateTemplate().find(queryString);}/**��ѯ����*/public <T> List<T> getAllObjects(Class<T> clazz){return this.getHibernateTemplate().loadAll(clazz);}/**���һ��*/public <T> void addObject(T clazz){this.getHibernateTemplate().save(clazz);}/**����ָ����*/public <T> void updateObject(T clazz){this.getHibernateTemplate().update(clazz);}/**ɾ��ָ����*/public <T> void deleteObject(T clazz){this.getHibernateTemplate().delete(clazz);}/**ͨ��id��ȡ*/public <T> T getObject(Class<T> clazz,Serializable id){return (T) this.getHibernateTemplate().get(clazz, id);}}

前台jsp页面只给出登录页index.jsp 和登录成功页面 sucess.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><%String path = request.getContextPath();String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html>  <head>    <base href="<%=basePath%>">        <title>用户登录</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>      <form action="userManagerAct.action" method="post">    <table>    <tr>    <td>username</td><td><input type="text" name="user.uname"/></td>    <td>password</td><td><input type="password" name="user.password"/></td><td>密     码</td><td></td>    </tr>    <tr>    <td colspan="2">    <input type="submit" value="submit">    <input type="reset" value="reset">    </td>    </tr>    </table>    </form>  </body></html>

<%@ page language="java" import="java.util.*,com.opensymphony.xwork2.ActionContext,java.util.List,java.lang.Class,org.ssh.dao.BaseDao,org.ssh.service.UserManagerService,org.ssh.pojo.Userinfo" pageEncoding="UTF-8"%><%@ taglib prefix="s" uri="/struts-tags" %><%String path = request.getContextPath();String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";Object param =ActionContext.getContext().getSession().get("userinfo");Userinfo userss=(Userinfo)param;int id=userss.getId();String uname=userss.getUname();String Password=userss.getPassword();String Sex=userss.getSex();String Telphone=userss.getTelphone();String Address=userss.getAddress();//String [] strs=new String[os.length];//for(int i=0;i<os.length;i++){//  strs[i]=os[i].toString();//  System.out.println("Str["+strs[i]+"]="+strs[i]);//}//String str=param.getClass();/////String strs=param.toString();///list.add(param);///int size=list.size();///list.get(1);///UserManagerService service =new UserManagerService();%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><base href="<%=basePath%>"><title>user list page</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><form action="query.action" method="post"><table align="center"><tr><td style="vertical-align: middle;">USERNAME<input type="text" style="width: 300px;height: 30px;font-size: 16px" name="queryText"  value="${searchText }"/><input type="submit" value="Query" style="width: 100px;height: 30px;font-size: 16px"/><input type="button" value="Add" style="width: 100px;height: 30px;font-size: 16px" onclick="window.location.href='add.action?param=0'"/></td></tr></table></form><table align="center" border="1" cellpadding="0" cellspacing="0" bordercolor="#3366cc"><tr align="center" bgcolor="#3399cc" height="26px"><td width="100">NO.</td><td width="160">UNAME</td><td width="70">SEX</td><td width="150">TELPHONE</td><td width="300">ADDRESS</td><td width="120">EDIT/DELETE</td></tr><tr align="center"  height="24px"><td width="100"><%=id %></td><td width="160"><%=uname %></td><td width="70"><%=Sex %></td><td width="150"><%=Telphone %></td><td width="300"><%=Address %></td><td width="120"><a href="edit.action?param=0&id=<%=id %>">编辑</a>  <a href="delete.action?id=<%=id %>">删除</a></td></tr></table><s:form action="upload.action" method="post" enctype="multipart/form-data">

项目目录如下，仅供参考：

<img src="http://img.blog.csdn.net/20150723105517786?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />   <div style="margin-left:180px;margin-top: 200px;">   文件上传：   <input type="file" name="file"  id="dofile""/>      <input type="submit" value="上传" name="idupload"  id="idupload" height="30px;" />      </div>     </s:form>                         <div style="margin-left:180px;margin-top: 100px;" ><a href="<%=path %>/jsp/workSpace.jsp">工作台</a></div>     <div style="margin-left:180px;margin-top: 100px;" ><a href="<%=path %>/jsp/downLoad.jsp">文件下载</a></div></body></html>