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classUserInfo.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="https://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>