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"?>
<beans
	xmlns="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 {

	// Fields

	private 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 accessors

	public 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();
			}else
				return 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();
			}else
				result = "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>