关于SSI整合之CRUD

关于SSI整合之CRUD

1. 项目目录结构图

        

2.项目中所使用的  jar 包

        

3.Action 层

     3.1 Action类    

package com.zhanggaosong.ssi.action;

import java.util.List;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;
import com.zhanggaosong.ssi.domain.User;
import com.zhanggaosong.ssi.service.UserService;

public class UserAction extends ActionSupport{

private static final long serialVersionUID = 1L;
private User user;
private UserService userService;

public UserService getUserService() {
return userService;
}

public void setUserService(UserService userService) {
this.userService = userService;
}

public User getUser() {
return user;
}

public void setUser(User user) {
this.user = user;
}

public UserAction() {
}

/**
* 用户登录方法
*/
public String login() throws Exception {
User u = userService.isUser(user);
if (u != null) {
ActionContext.getContext().getSession().put("user", u);
return SUCCESS;
} else {
return INPUT;
}
}

/**
* 查询所有用户方法
*/
public String queryall() throws Exception {
List<User> list = userService.selectUser();
if(list!=null){
HttpServletRequest request = ServletActionContext.getRequest();
request.setAttribute("userList",list);
return SUCCESS;
}else{
return INPUT;
}
}

/**
* 用户注册方法
*/
public String register() throws Exception {
boolean flag = userService.saveUser(user);
if(flag==true){
return SUCCESS;
}else{
return ERROR;
}
}

/**
* 删除用户信息方法
*/
public String delete() throws Exception {

//获取request对象
HttpServletRequest request = ServletActionContext.getRequest();

String userName=request.getParameter("name");

boolean flag = userService.deleteUser(userName);
if(flag==true){
return SUCCESS;
}else{
return ERROR;
}
}

/**
* 用户信息修改
*/
public String update() throws Exception {

boolean flag = userService.updateUser(user);
if(flag==true){
return SUCCESS;
}else{
return ERROR;
}

}
}

     3.2 对应配置文件

         3.2.1 UserAction-login-validation.xml

<!DOCTYPE validators PUBLIC
"-//OpenSymphony Group//XWork Validator 1.0.3//EN"
"http://www.opensymphony.com/xwork/xwork-validator-1.0.3.dtd">

<validators>
<field name="user.name">
<field-validator type="requiredstring">
<message>用户名不能为空</message>
</field-validator>
<field-validator type="stringlength">
<param name="minLength">6</param>
<param name="maxLength">12</param>
<message>用户名长度必须在${minLength}和${maxLength}之间</message>
</field-validator>

</field>
<field name="user.password">
<field-validator type="requiredstring">
<message>密码不能为空</message>
</field-validator>
<field-validator type="stringlength">
<param name="minLength">6</param>
<param name="maxLength">18</param>
<message>密码长度必须在${minLength}和${maxLength}之间</message>
</field-validator>
</field>
</validators>

         3.2.2 UserAction-register-validation.xml

<!DOCTYPE validators PUBLIC
"-//OpenSymphony Group//XWork Validator 1.0.3//EN"
"http://www.opensymphony.com/xwork/xwork-validator-1.0.3.dtd">

<validators>
<field name="user.name">
<field-validator type="requiredstring">
<message>用户名不能为空</message>
</field-validator>
<field-validator type="stringlength">
<param name="minLength">6</param>
<param name="maxLength">12</param>
<message>用户名长度必须在${minLength}和${maxLength}之间</message>
</field-validator>
</field>
<field name="user.password">
<field-validator type="requiredstring">
<message>密码不能为空</message>
</field-validator>
<field-validator type="stringlength">
<param name="minLength">6</param>
<param name="maxLength">18</param>
<message>密码长度必须在${minLength}和${maxLength}之间</message>
</field-validator>
</field>
</validators>

4.Dao层

     4.1 dao 接口层

          4.1.1 userDao   

package com.zhanggaosong.ssi.dao;

import java.util.List;

import com.zhanggaosong.ssi.domain.User;

public interface UserDao {
/**
* 判断登录用户是否存在
*/
public User isUser(User user);

/**
* 查询所有用户
*/
public List<User> selectUser();

/**
* 添加用户
*/
public boolean saveUser(User user);

/**
* 修改用户信息
*/
public boolean updateUser(User user);

/**
* 删除用户
*/
public boolean deleteUser(String userName);
}

     4.2 dao 实现层

         4.2.1 UserDaoImpl

package com.zhanggaosong.ssi.dao;

import java.util.List;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts2.ServletActionContext;
import org.springframework.orm.ibatis.support.SqlMapClientDaoSupport;

import com.zhanggaosong.ssi.domain.User;

public class UserDaoImpl extends SqlMapClientDaoSupport implements UserDao {

/**
* 判断登录用户是否存在
*/
public User isUser(User user) {

@SuppressWarnings("unchecked")
List<User> list = this.getSqlMapClientTemplate().queryForList(
"selectUserByUsernameandPassword", user);
if (list != null && list.size() > 0) {
return list.get(0);
} else {
HttpServletRequest request = ServletActionContext.getRequest();
request.setAttribute("error", "用户名或密码错误!");
return null;
}
}

/**
* 查询所有用户
*/
public List<User> selectUser() {

@SuppressWarnings("unchecked")
List<User> list = this.getSqlMapClientTemplate().queryForList(
"selectUser");

if (list != null && list.size() > 0) {
return list;
} else {
return null;
}
}

/**
* 根据用户名查找用户是否存在
*/
public boolean selectByName(User user) {
boolean flag = false;
@SuppressWarnings("unchecked")
List<User> list = this.getSqlMapClientTemplate().queryForList(
"selectUserByUsername", user.getName());
if (list != null && list.size() > 0) {
flag = true;
}
return flag;
}

/**
* 添加用户
*/
public boolean saveUser(User user) {

boolean flag = true;

// 第一步 查询数据库表中是否存在(调用selectByName()方法)

boolean f = selectByName(user);

// 第二步 根据查询结果判断是否插入数据


// 如果为true表示已存在 不能插入数据
if (f == true) {
HttpServletRequest request = ServletActionContext.getRequest();

request.setAttribute("addUserName","用户名已存在请重新输入用户名");

return false;
} else {
//否则插入数据 注意插入的写法
flag = this.getSqlMapClientTemplate().insert("insertUser", user) != null;
if (flag==false) {
//插入成功 返回true
return true;
} else {
//失败 返回false
return false;
}
}
}

/**
* 修改用户信息
*/
public boolean updateUser(User user) {

int falg = this.getSqlMapClientTemplate().update("updateByName", user);
if(falg>0){
return true;
}else{
return false;
}
}

/**
* 删除用户
*/
public boolean deleteUser(String userName) {
int flag= this.getSqlMapClientTemplate().delete("deleteTestByName",userName);
if(flag>0){
return true;
}
return false;
}
}

5.service层

     5.1service 接口层

          5.1.1 userService

             

package com.zhanggaosong.ssi.service;

import java.util.List;

import com.zhanggaosong.ssi.domain.User;

public interface UserService {
/**
* 判断登录用户是否存在
*/
public User isUser(User user);

/**
* 查询所有用户
*/
public List<User> selectUser();

/**
* 添加用户
*/
public boolean saveUser(User user);

/**
* 修改用户信息
*/
public boolean updateUser(User user);

/**
* 删除用户
*/
public boolean deleteUser(String userName);
}

      5.2 service 实现层

           5.2.1 UserServiceImpl

package com.zhanggaosong.ssi.service;

import java.util.List;

import com.zhanggaosong.ssi.dao.UserDao;
import com.zhanggaosong.ssi.domain.User;

public class UserServiceImpl implements UserService {

private UserDao userDao;

public UserDao getUserDao() {
return userDao;
}

public void setUserDao(UserDao userDao) {
this.userDao = userDao;
}

/**
* 判断登录用户是否存在
*/
public User isUser(User user) {
user.getName().trim();
user.getPassword().trim();
return userDao.isUser(user);
}

/**
* 查询所有用户
*/
public List<User> selectUser() {
return userDao.selectUser();
}

/**
* 添加用户
*/
public boolean saveUser(User user) {
user.getName().trim();
user.getPassword().trim();
return userDao.saveUser(user);
}

/**
* 修改用户信息
*/
public boolean updateUser(User user) {
return userDao.updateUser(user);
}

/**
* 删除用户
*/
public boolean deleteUser(String userName) {
return userDao.deleteUser(userName);
}

}

6. 实体层

     6.1 实体类

         6.1.1 User

package com.zhanggaosong.ssi.domain;

public class User {
private Integer id;
private String name;
private String password;
public Integer getId() {
return id;
}

public void setId(Integer id) {
this.id = id;
}

public User() {
}

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public String getPassword() {
return password;
}

public void setPassword(String password) {
this.password = password;
}

public User(String name, String password) {
this.name = name;
this.password = password;
}

}

     6.2实体类对应配置文件

         6.2.1 user.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE sqlMap PUBLIC "-//ibatis.apache.org//DTD SQL Map 2.0//EN"
"http://ibatis.apache.org/dtd/sql-map-2.dtd">

<sqlMap namespace="user">
<typeAlias alias="User" type="com.zhanggaosong.ssi.domain.User" />
<resultMap id="UserResult" class="User">
<result property="name" column="name" />
<result property="password" column="password" />
</resultMap>

<!-- 根据姓名和密码判断用户是否存在 from 后面的表名 要与数据库中一致 -->
<select id="selectUserByUsernameandPassword" parameterClass="User"
resultClass="User">
<![CDATA[
select
name,
password
from user
where name=#name# and password=#password#
]]>
</select>

<!-- 根据姓名判断用户是否存在 -->
<select id="selectUserByUsername" parameterClass="string"
resultClass="User">
<![CDATA[
select
name,
password
from user
where name=#name#
]]>
</select>

<!-- 查询所有用户信息 -->
<select id="selectUser" parameterClass="String" resultClass="User">
<![CDATA[
select
name,
password
from user order by id desc
]]>
</select>

<!-- 添加用户 -->
<insert id="insertUser" parameterClass="User">
<![CDATA[
insert into user (
name,
password)
values (
#name#,#password#
)
]]>
</insert>

<delete id="deleteTestByName" parameterClass="string">
<![CDATA[
delete from user
where name = #name#
]]>
</delete>

<update id="updateByName" parameterClass="User">
update user set
password = #password#
where
name = #name#
</update>
</sqlMap>

 7.  配置文件

     7.1 ibatis 配置文件

          7.1.1 sqlMapConfig.xml

sqlMapConfig.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE sqlMapConfig PUBLIC "-//iBATIS.com//DTD SQL Map Config 2.0//EN"
"http://www.ibatis.com/dtd/sql-map-config-2.dtd">

<sqlMapConfig>
<sqlMap resource="com/zhanggaosong/ssi/domain/user.xml" />
</sqlMapConfig>

     7.2 spring 配置文件

          7.2.1 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:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-2.5.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">

<import resource="db-applicationContext.xml"/>
<import resource="user-applicationContext.xml"/>
</beans>

          7.2.2 db-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:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-2.5.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">

<bean id="propertyConfigurer"
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<list>
<value>classpath:jdbc.properties</value>
</list>
</property>
</bean>

<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
destroy-method="close">
<property name="driverClassName">
<value>${jdbc.driver}</value>
</property>
<property name="url">
<value>${jdbc.url}</value>
</property>
<property name="username">
<value>${jdbc.username}</value>
</property>
<property name="password">
<value>${jdbc.password}</value>
</property>
<property name="minIdle">
<value>1</value>
</property>
<property name="maxActive">
<value>25</value>
</property>
<property name="maxIdle">
<value>5</value>
</property>
</bean>

<bean id="transactionManager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource">
<ref local="dataSource" />
</property>
</bean>

<bean id="sqlMapClient" class="org.springframework.orm.ibatis.SqlMapClientFactoryBean">
<property name="configLocation">
<value>classpath:ibatis/sqlMapConfig.xml</value>
</property>
<property name="dataSource">
<ref local="dataSource" />
</property>
</bean>

<!-- *************************************************************************** -->
<!-- 告诉事务管理器 那些方法下需要由Spring 去管理事务 -->
<tx:advice id="tx" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="save*" isolation="DEFAULT" propagation="REQUIRED"
read-only="false" />
<tx:method name="update*" isolation="DEFAULT" propagation="REQUIRED"
read-only="false" />
<tx:method name="delete*" isolation="DEFAULT" propagation="REQUIRED"
read-only="false" />
<tx:method name="*" isolation="DEFAULT" propagation="REQUIRED"
read-only="true" />
</tx:attributes>
</tx:advice>

<!-- 告诉事务管理器 那些包以及那些类下需要Spring 去管理事务（一定是在SERVICE层上处理事务） -->
<aop:config>
<aop:pointcut expression="execution(* com.zhanggaosong.ssi.service.*.*(..))"
id="perform" />
<aop:advisor pointcut-ref="perform" advice-ref="tx" />
</aop:config>
</beans>

          7.2.3 user-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:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-2.5.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">

<bean id="userDao" class="com.zhanggaosong.ssi.dao.UserDaoImpl">
<property name="sqlMapClient">
<ref bean="sqlMapClient" />
</property>
</bean>

<bean id="userService" class="com.zhanggaosong.ssi.service.UserServiceImpl">
<property name="userDao">
<ref bean="userDao" />
</property>
</bean>

<bean id="userAction" class="com.zhanggaosong.ssi.action.UserAction" scope="prototype">
<property name="userService">
<ref bean="userService" />
</property>
</bean>

</beans>

     7.3 struts 配置文件

          7.3.1 user-struts.xml 

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">

<struts>
<package name="userAction" extends="struts-default">
<!-- 登录 -->
<action name="login" class="com.zhanggaosong.ssi.action.UserAction" method="login">
<result name="success">${pageContext.request.contextPath}/pages/success.jsp</result>
<result name="input">index.jsp</result>
</action>

<!-- 注册 -->
<action name="register" class="com.zhanggaosong.ssi.action.UserAction" method="register">
<result name="success" type="redirectAction">
<param name="actionName">queryall</param>
<param name="namespace">/</param>
</result>
<result name="input">${pageContext.request.contextPath}/pages/register.jsp</result>
<result name="error">${pageContext.request.contextPath}/pages/register.jsp</result>
</action>

<!-- 更新 -->
<action name="update" class="com.zhanggaosong.ssi.action.UserAction" method="update">
<result name="success" type="redirectAction">
<param name="actionName">queryall</param>
<param name="namespace">/</param>
</result>
<result name="error">/error.jsp</result>
</action>

<!-- 删除 -->
<action name="delete" class="com.zhanggaosong.ssi.action.UserAction" method="delete">
<result name="success" type="redirectAction">
<param name="actionName">queryall</param>
<param name="namespace">/</param>
</result>
<result name="error">
/error.jsp
</result>
</action>

<!-- 查询所有 -->
<action name="queryall" class="com.zhanggaosong.ssi.action.UserAction" method="queryall">
<result name="success">${pageContext.request.contextPath}/pages/manage.jsp</result>
<result name="input">/123.jsp</result>
</action>

</package>
</struts>

     7.4 jdbc.properties 文件

          7.4.1 jdbc.properties

jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/ibatis
jdbc.username=root
jdbc.password=123456

     7.5 struts.xml 文件

         7.5.1 struts.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">

<struts>
<include file="struts/user-struts.xml" />
</struts>

     7.6 test.sql 数据库脚本 

         7.6.1 test.sql

drop database if exists ibatis;
create database ibatis;
use ibatis;
CREATE TABLE user
(
id int auto_increment,
name varchar(255) NOT NULL,
password varchar(255) NOT NULL,
PRIMARY KEY (id)
)
ENGINE=InnoDB DEFAULT CHARSET=gb2312;

     7.7 web.xml 文件

         7.7.1 web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring/applicationContext.xml</param-value>
</context-param>
<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>/*</url-pattern>
</filter-mapping>
</web-app>

8.前台页面

      8.1 index.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=cn-gb">
<link href="css/style.css" rel="stylesheet" type="text/css">
<title>SSI整合</title>
<script type="text/javascript">
function userAction() {
var d = document.forms[0];
d.action = "login";
d.submit;
}
</script>
<style type="text/css">
.errorMessage {
font-size: 12px;
color: red;
}
</style>
</head>

<body>
<center>
<h2>Struts2-Spring-Ibatis 用户登录</h2>
</center>
<center>
<s:actionmessage />
<!-- 用来提示用户名或密码错误 -->
<font color="red"> ${requestScope.error}</font>
<s:form method="post">
<table>
<tr>
<td><s:textfield label="用户名" name="user.name" /></td>
</tr>
<tr>
<td><s:password label="密码" name="user.password" /></td>
</tr>
<tr align="center">
<td colspan="2">
<input type="image" src="images/tj.gif" onclick="userAction()" />
<input type="image" src="images/cz.gif" onclick="" />
</td>
</tr>
</table>
</s:form>
<a href="pages/register.jsp">注册</a>
</center>
</body>
</html>

      8.2 manage.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<link href="css/style.css" rel="stylesheet" type="text/css">
<title>Insert title here</title>
<script type="text/javascript">
var link;
function userAction(link) {
var d= document.forms[0];
d.action=link;
d.submit;
}

function userActionDel(link){
if(window.confirm("确认删除吗？")){
var d= document.forms[0];
d.action=link;
d.submit;
}else{

}
}
</script>
</head>
<body>
<div align="center">
<form action="#" method="post">
<table border="1" width="80%">
<tr>
<th>用户名</th>
<th>密码</th>
<th>修改</th>
<th>删除</th>
</tr>
<s:iterator value="#request.userList" id="user">
<tr>
<td>
<s:property value="#user.name"/>
</td>
<td>
<s:property value="#user.password"/>
</td>
<td>
<input type="image" src="images/modify_page.png" onClick="userAction('pages/update.jsp?userName=<s:property value="#user.name" />&password=<s:property value="#user.password" />')" />
</td>
<td>
<input type="image" src="images/delete_page.png" onclick="userActionDel('delete?name=<s:property value="#user.name" />')" />
</td>
</tr>
</s:iterator>
</table>
</form>

</div>
</body>
</html>

      8.3 register.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=cn-gb">
<link href="css/style.css" rel="stylesheet" type="text/css">
<title>SSI整合</title>
<script type="text/javascript">
function userAction() {
var d = document.forms[0];
d.action = "register";
d.submit;
}
</script>
<style type="text/css">
.errorMessage {
font-size: 12px;
color: red;
}
</style>
</head>
<body>
<center>
<h2>用户注册</h2>
</center>
<center>
<font color="red"> ${requestScope.addUserName}</font>
<s:form method="post">
<table>
<tr>
<td><s:textfield label="用户名" name="user.name" /></td>
</tr>
<tr>
<td><s:password label="密码" name="user.password" /></td>
</tr>
<tr align="center">
<td colspan="2">
<input type="image" src="../images/tj.gif" onclick="userAction()" />
<input type="image" src="../images/cz.gif" onclick="" />
</td>
</tr>
</table>
</s:form>
</center>
</body>
</html>

      8.4 update.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=cn-gb">
<link href="css/style.css" rel="stylesheet" type="text/css">
<title>SSI整合</title>
<script type="text/javascript">
function userAction(){
var d = document.forms[0];
d.action = "update";
d.submit;
}
</script>

</head>

<body>
<center>
<h2>用户修改</h2>
</center>
<%
String username = request.getParameter("userName");
String password = request.getParameter("password");
%>

<form method="post">
<table align="center">
<tr>
<td>用户名：<input readonly type="text" name="user.name" value="<%=username%>" /></td>
</tr>
<tr>
<td>密&nbsp;&nbsp;码：<input type="text" name="user.password" value="<%=password%>" /></td>
</tr>
<tr>
<td align="center">
<input type="image" src="${pageContext.request.contextPath}/images/tj.gif" onclick="userAction()" />
</td>
</tr>
</table>
</form>
</body>
</html>

      8.5 success.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>用户登录成功</title>

<script type="text/javascript">
function userAction(){
var d = document.forms[0];
d.action = "queryall";
d.submit;
}
</script>
</head>

<body>
<h2 align="center">用户登录成功</h2>
<font color="red">${sessionScope.user.name}</font>&nbsp;欢迎您 <br/>
<form action="">
<input type="image" src="images/dl.gif" onclick="userAction();"/>
</form>
</body>
</html>