SSH_框架整合7--整个项目CODE

一 架构

　　1Action类

　　

　　2 配置文件

　　　　

　　3 View页面

　　

二  Code

　　1 src

　　　　(1)com.atguigu.ssh.actions

　　　　　　>EmployeeAction.java

　　　　　　

 package com.atguigu.ssh.actions;

 import java.io.ByteArrayInputStream;
 import java.io.InputStream;
 import java.io.UnsupportedEncodingException;
 import java.util.Date;
 import java.util.Map;

 import org.apache.struts2.interceptor.RequestAware;

 import com.atguigu.ssh.entities.Employee;
 import com.atguigu.ssh.service.DepartmentService;
 import com.atguigu.ssh.service.EmployeeService;
 import com.opensymphony.xwork2.ActionSupport;
 import com.opensymphony.xwork2.ModelDriven;
 import com.opensymphony.xwork2.Preparable;

 public class EmployeeAction extends ActionSupport implements RequestAware,
 ModelDriven<Employee>,Preparable{

     private static final long serialVersionUID = 1L;

     private EmployeeService employeeService;

     public void setEmployeeService(EmployeeService employeeService){
         this.employeeService=employeeService;
     }

     //5 校验注册的姓名是否可用
     private String lastName;

     public void setLastName(String lastName) {
         this.lastName = lastName;
     }

     public String validateLastName() throws UnsupportedEncodingException{
         if(employeeService.lastNameIsValid(lastName)){
             inputStream = new ByteArrayInputStream("1".getBytes("UTF-8"));
         }else{
             inputStream = new ByteArrayInputStream("0".getBytes("UTF-8"));
         }
         return "ajax-success";
     }

     //**** 4 使用ModelDriven拦截器方法存储添加的信息
     public String save(){
         //第一次添加 就加上系统时间，否则直接保存不修改时间
         if(id == null){
             model.setCreateTime(new Date());
         }
         employeeService.saveorUpdate(model);
         return SUCCESS;
     }

     /**
      * 可以根据 id 来判断为 save 方法准备的 model 是 new 的还是从数据库获取的!
      */
     //****6-2 Edit
     public void prepareSave(){
         //第一次添加
         if(id == null){
             model=new Employee();
         }
         //修改，从数据库中获取
         else{
             model = employeeService.get(id);
         }

     }

     //3-1  查询Department
     private DepartmentService departmentService;
     public void setDepartmentService(DepartmentService departmentService) {
         this.departmentService = departmentService;
     }
     //3-2 实现添加员工信息的方法
     public String input(){
         request.put("departments", departmentService.getAll());
         return INPUT;
     }

     //**** 6-1   拦截器的方法
     public void prepareInput(){
         //说明在修改，这时从数据库中获取状态
         if(id != null){
             model = employeeService.get(id);
         }
     }
     //2 删除
     private Integer id;
     public void setId(Integer id) {
         this.id = id;
     }
     /*public String delete(){
         employeeService.delete(id);
         return SUCCESS;
     }*/
     //2-1 使用Ajax方式删除
     private InputStream inputStream;

     public InputStream getInputStream() {
         return inputStream;
     }

     public String delete(){
         employeeService.delete(id);
         try {
             //删除成功
             inputStream=new ByteArrayInputStream("1".getBytes("UTF-8"));
         } catch (UnsupportedEncodingException e) {
             //删除失败
             try {
                 inputStream=new ByteArrayInputStream("0".getBytes("UTF-8"));
             } catch (UnsupportedEncodingException e1) {
                 // TODO Auto-generated catch block
                 e1.printStackTrace();
             }
             e.printStackTrace();
         }
         return "ajax-success";
     }
     //1 查询
     public String list(){
         request.put("employees", employeeService.getAll());
         return "list";
     }

     //放到页面里
     private Map<String,Object> request;

     @Override
     public void setRequest(Map<String, Object> arg0) {
         this.request=arg0;
     }

     //****
     @Override
     public void prepare() throws Exception {
     }
     //****
     private Employee model;
     //****
     @Override
     public Employee getModel() {
         return model;
     }

 }

　　　　(2)com.atguigu.ssh.converters

　　　　　　>SSHDateConverter.java

　　　　　　

 package com.atguigu.ssh.converters;

 import java.text.DateFormat;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.Map;

 import org.apache.struts2.util.StrutsTypeConverter;

 public class SSHDateConverter extends StrutsTypeConverter {

     private DateFormat dateFormat;

     public SSHDateConverter()
     {
         dateFormat = new SimpleDateFormat("yyyy-MM-dd");
     }

     @Override
     public Object convertFromString(Map context, String[] values, Class toClass) {
         if(toClass == Date.class){
             if(values !=null && values.length>0){
                 String value=values[0];
                 try {
                     return dateFormat.parse(value);
                 } catch (ParseException e) {
                     e.printStackTrace();
                 }
             }
         }
         return values;
     }

     @Override
     public String convertToString(Map context, Object o) {
         if(o instanceof Date){
             Date date=(Date)o;
             return dateFormat.format(date);
         }
         return null;
     }

 }

　　　　(3)com.atguigu.ssh.dao

　　　　　　>BaseDao.java

　　　　　　

 package com.atguigu.ssh.dao;

 import org.hibernate.Session;
 import org.hibernate.SessionFactory;

 public class BaseDao {

     private SessionFactory sessionFactory;

     public void setSessionFactory(SessionFactory sessionFactory){
         this.sessionFactory=sessionFactory;
     }

     public Session getSession(){
         return  this.sessionFactory.getCurrentSession();
     }
 }

　　　　　　>DepartmentDao.java

　　　　　　

 package com.atguigu.ssh.dao;

 import java.util.List;

 import com.atguigu.ssh.entities.Department;

 public class DepartmentDao extends BaseDao{

     //获取查询到的Department集合
     public List<Department> getAll(){
         String hql="FROM Department";
         return getSession().createQuery(hql).list();
     }
 }

　　　　　　>EmployeeDao.java　　　　　

　　　　　　

 package com.atguigu.ssh.dao;

 import java.util.List;

 import org.hibernate.Query;

 import com.atguigu.ssh.entities.Employee;

 public class EmployeeDao extends BaseDao{

     /*放到父类BaseDao中
      private SessionFactory sessionFactory;

     public void setSessionFactory(SessionFactory sessionFactory){
         this.sessionFactory=sessionFactory;
     }

     public Session getSession(){
         return  this.sessionFactory.getCurrentSession();
     }*/

     //5    Edit
     public Employee get(Integer id){
         return (Employee) getSession().get(Employee.class, id);
     }

     //4 校验注册的姓名是否可用
     public Employee getEmployeeByLastName(String lastName){
         String hql = "FROM Employee e WHERE e.lastName = ?";
         Query query = getSession().createQuery(hql).setString(0, lastName);
         Employee employee = (Employee) query.uniqueResult();
         //System.out.println("***"+employee.getDepartment().getClass().getName());
         return employee;
     }
     //3 添加、存储
     public void saveOrUpadate(Employee employee){
         getSession().saveOrUpdate(employee);
     }
     //2 删除
     public void delete(Integer id){
         String hql="DELETE FROM Employee e WHERE e.id=?";
         getSession().createQuery(hql).setInteger(0,id).executeUpdate();
     }
     //1获取
     public List<Employee> getAll(){
         String hql="FROM Employee  e LEFT OUTER JOIN FETCH e.department";
         return getSession().createQuery(hql).list();
     }
 }

　　　　(4)com.atguigu.ssh.entities

　　　　　　>Department.java

　　　　　　

 package com.atguigu.ssh.entities;

 public class Department {

     private Integer id;
     private String departmentName="";
     public Integer getId() {
         return id;
     }
     public void setId(Integer id) {
         this.id = id;
     }
     public String getDepartmentName() {
         return departmentName;
     }
     public void setDepartmentName(String departmentName) {
         this.departmentName = departmentName;
     }

 }

　　　　　　>Employee.java

　　　　　　

 package com.atguigu.ssh.entities;

 import java.util.Date;

 public class Employee {
     private Integer id;

     private String lastName="";
     private String email;

     private Date birth;
     private Date createTime;

     private Department department;

     public Integer getId() {
         return id;
     }

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

     public String getLastName() {
         return lastName;
     }

     public void setLastName(String lastName) {
         this.lastName = lastName;
     }

     public String getEmail() {
         return email;
     }

     public void setEmail(String email) {
         this.email = email;
     }

     public Date getBirth() {
         return birth;
     }

     public void setBirth(Date birth) {
         this.birth = birth;
     }

     public Date getCreateTime() {
         return createTime;
     }

     public void setCreateTime(Date createTime) {
         this.createTime = createTime;
     }

     public Department getDepartment() {
         return department;
     }

     public void setDepartment(Department department) {
         this.department = department;
     }

     /*@Override
     public String toString() {
         return "Employee [id=" + id + ", lastName=" + lastName + ", email="
                 + email + ", birth=" + birth + ", createTime=" + createTime
                 + ", department=" + department+ "]";
     }*/

 }

　　　　　　>Department.hbm.xml

　　　　　　

 <?xml version="1.0"?>
 <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
 "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
 <!-- Generated 2016-9-18 16:53:56 by Hibernate Tools 3.4.0.CR1 -->
 <hibernate-mapping>
     <class name="com.atguigu.ssh.entities.Department" table="SSH_DEPARTMENT">
         <id name="id" type="java.lang.Integer">
             <column name="ID" />
             <generator class="native" />
         </id>
         <property name="departmentName" type="java.lang.String">
             <column name="DEPARTMENT_NAME" />
         </property>
     </class>
 </hibernate-mapping>

　　　　　　>Employee.hbm.xml

　　　　　　

 <?xml version="1.0"?>
 <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
 "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
 <!-- Generated 2016-9-18 16:53:56 by Hibernate Tools 3.4.0.CR1 -->
 <hibernate-mapping>
     <class name="com.atguigu.ssh.entities.Employee" table="SSH_EMPLOYEE">

         <id name="id" type="java.lang.Integer">
             <column name="ID" />
             <generator class="native" />
         </id>
         <property name="lastName" type="java.lang.String">
             <column name="LAST_NAME" />
         </property>
         <property name="email" type="java.lang.String">
             <column name="EMAIL" />
         </property>
         <property name="birth" type="java.util.Date">
             <column name="BIRTH" />
         </property>
         <property name="createTime" type="java.util.Date">
             <column name="CREATE_TIME" />
         </property>
         <many-to-one name="department" class="com.atguigu.ssh.entities.Department" lazy="false">
             <column name="DEPARTMENT_ID" />
         </many-to-one>
     </class>
 </hibernate-mapping>

　　　　(5)com.atguigu.ssh.service

　　　　　　>DepartmentService.java

　　　　　　

 package com.atguigu.ssh.service;

 import java.util.List;

 import com.atguigu.ssh.dao.DepartmentDao;
 import com.atguigu.ssh.entities.Department;

 public class DepartmentService {

     private DepartmentDao departmentDao;
     public void setDepartmentDao(DepartmentDao departmentDao) {
         this.departmentDao = departmentDao;
     }

     public List<Department> getAll(){
         return departmentDao.getAll();
     }
 }

　　　　　　>EmployeeService.java

　　　　　　

 package com.atguigu.ssh.service;

 import java.util.List;

 import com.atguigu.ssh.dao.DepartmentDao;
 import com.atguigu.ssh.entities.Department;

 public class DepartmentService {

     private DepartmentDao departmentDao;
     public void setDepartmentDao(DepartmentDao departmentDao) {
         this.departmentDao = departmentDao;
     }

     public List<Department> getAll(){
         return departmentDao.getAll();
     }
 }

　　2 conf

　　　　(1)applicationContext-beans.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"
     xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">

     <bean id="employeeDao" class="com.atguigu.ssh.dao.EmployeeDao">
         <property name="sessionFactory" ref="sessionFactory"></property>
     </bean>

     <bean id="departmentDao" class="com.atguigu.ssh.dao.DepartmentDao">
         <property name="sessionFactory" ref="sessionFactory"></property>
     </bean>

     <bean id="employeeService" class="com.atguigu.ssh.service.EmployeeService">
         <property name="employeeDao" ref="employeeDao"></property>
     </bean>

     <bean id="departmentService" class="com.atguigu.ssh.service.DepartmentService">
         <property name="departmentDao" ref="departmentDao"></property>
     </bean>

     <bean id="employeeAction" class="com.atguigu.ssh.actions.EmployeeAction"
           scope="prototype">
         <property name="employeeService" ref="employeeService"></property>
         <property name="departmentService" ref="departmentService"></property>
     </bean>
 </beans>

　　　　(2)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:aop="http://www.springframework.org/schema/aop"
     xmlns:tx="http://www.springframework.org/schema/tx"
     xmlns:context="http://www.springframework.org/schema/context"
     xmlns:p="http://www.springframework.org/schema/p"
     xmlns:util="http://www.springframework.org/schema/util"
     xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
         http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
         http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.0.xsd
         http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
         http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">

     <!-- 导入资源文件 -->
     <context:property-placeholder location="classpath:db.properties"/>

     <!-- 导入C3P0数据源 -->
     <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
         <property name="user" value="${jdbc.user}"></property>
         <property name="password" value="${jdbc.password}"></property>
         <property name="driverClass" value="${jdbc.driverClass}"></property>
         <property name="jdbcUrl" value="${jdbc.jdbcUrl}"></property>

         <property name="initialPoolSize" value="${jdbc.initPoolSize}"></property>
         <property name="maxPoolSize" value="${jdbc.maxPoolSize}"></property>
     </bean>

     <!--配置Hibernate 的sessionFactory的实例  -->
     <bean id="sessionFactory"
           class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
         <property name="dataSource" ref="dataSource"></property>
         <property name="configLocation" value="classpath:hibernate.cfg.xml"></property>
         <property name="mappingLocations" value="classpath:com/atguigu/ssh/entities/*.hbm.xml"></property>
     </bean>    

     <!--配置Spring声明式事务  -->
     <!--1 配置hibernate事务管理器  -->
     <bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
         <property name="sessionFactory" ref="sessionFactory"></property>
     </bean>

     <!--2 配置事务属性  -->
     <tx:advice id="txAdvice" transaction-manager="transactionManager">
         <tx:attributes>
             <tx:method name="get*" read-only="true"/>
             <tx:method name="lastNameIsValid" read-only="true"/>
             <tx:method name="*"/>
         </tx:attributes>
     </tx:advice>

      <!--3 配置事务切入点  -->
     <aop:config>
         <aop:pointcut expression="execution(* com.atguigu.ssh.service.*.*(..))" id="txPointCut"/>
         <aop:advisor advice-ref="txAdvice" pointcut-ref="txPointCut"/>
     </aop:config>

 </beans>

　　　　(3)db.properties

　　　　　　

 jdbc.user=root
 jdbc.password=920614
 jdbc.driverClass=com.mysql.jdbc.Driver
 jdbc.jdbcUrl=jdbc:mysql:///spring_ssh

 jdbc.initPoolSize=5
 jdbc.maxPoolSize=10
 #...

　　　　(4)hibernate.cfg.xml

　　　　　　

 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE hibernate-configuration PUBLIC
         "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
         "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
 <hibernate-configuration>
     <session-factory>

         <property name="hibernate.dialect">org.hibernate.dialect.MySQL5InnoDBDialect</property>
         <property name="hibernate.show_sql">true</property>
         <property name="hibernate.format_sql">true</property>
         <property name="hibernate.hbm2ddl.auto">update</property>
     </session-factory>
 </hibernate-configuration>

　　　　(5)struts.xml

　　　　　　

 <?xml version="1.0" encoding="UTF-8" ?>
 <!DOCTYPE struts PUBLIC
     "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
     "http://struts.apache.org/dtds/struts-2.3.dtd">

 <struts>

     <constant name="struts.enable.DynamicMethodInvocation" value="false" />
     <constant name="struts.devMode" value="true" />

     <package name="default" namespace="/" extends="struts-default">
         <!-- 定义新的拦截器栈,
             配置 prepare 拦截器栈的 alwaysInvokePrepare 参数值为 false -->
         <interceptors>
             <interceptor-stack name="sshStack">
                 <interceptor-ref name="paramsPrepareParamsStack">
                     <param name="prepare.alwaysInvokePrepare">false</param>
                 </interceptor-ref>
             </interceptor-stack>
         </interceptors>
         <!-- 使用新的拦截器栈 -->
         <default-interceptor-ref name="sshStack"></default-interceptor-ref>

         <action name="emp-*" class="employeeAction"
                 method="{1}">
                 <result name="list">/WEB-INF/views/emp-list.jsp</result>

                 <result type="stream" name="ajax-success">
                     <param name="contentType">text/html</param>
                     <param name="inputName">inputStream</param>
                    </result>
                    <result name="input">/WEB-INF/views/emp-input.jsp</result>

                    <result name="success" type="redirect">/emp-list</result>
         </action>
     </package>

 </struts>

　　　　(6)xwork-conversion.properties

　　　　　　

 java.util.Date=com.atguigu.ssh.converters.SSHDateConverter

　　　　　

　　3 WebContent-----WEB-INF

　　　　(1)views

　　　　　　>emp-input.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=UTF-8">
 <title>Insert title here</title>
 <script type="text/javascript" SRC="scripts/jquery-1.7.2.js"></script>
 <script type="text/javascript">
 $(function(){
     $(":input[name=lastName]").change(function(){
             var val = $(this).val();
             val = $.trim(val);
             var $this = $(this);

             if(val != ""){
                 //把当前节点后面的所有 font 兄弟节点删除
                 $this.nextAll("font").remove();

                 var url="emp-validateLastName";
                 var args={"lastName":val,"time":new Date()};
                 $.post(url,args,function(data){
                     //姓名可用
                     if(data == "1"){
                         $this.after("<font color='green'>LastName可用!</font>");
                     }
                     //不可用
                     else if(data == "0"){
                         $this.after("<font color='red'>LastName不可用!</font>");
                     }
                     //服务器错误
                     else{
                         alert("服务器错误!");
                     }
                 });
             }else{
                 alert("lastName不能为空！");
                 $(this).val("");
                 //$(this).focus();
             }
         });
     })
 </script>
 </head>
 <body>

     <s:debug></s:debug>

     <h4>Employee Input Page</h4>

     <s:form action="emp-save" method="post">
         <s:if test="id != null">
             <s:textfield name="lastName" label="LastName" disabled="true"></s:textfield>
             <s:hidden name="id"></s:hidden>

             <%--通过隐藏域的方法
              <s:hidden name="lastName"></s:hidden>
             <s:hidden name="createTime"></s:hidden> --%>
         </s:if>

         <s:else>
             <s:textfield name="lastName" label="LastName"></s:textfield>
         </s:else>
         <s:textfield name="email" label="Email"></s:textfield>
         <s:textfield name="birth" label="Birth"></s:textfield>

         <s:select list="#request.departments"
                   listKey="id" listValue="departmentName" name="department.id"
                   label="Department"></s:select>
         <s:submit></s:submit>
     </s:form>

 </body>
 </html>

　　　　　　>emp-list.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=UTF-8">
 <title>Insert title here</title>
 <script type="text/javascript" SRC="scripts/jquery-1.7.2.js"></script>
 <script type="text/javascript">
     //删除, 使用 ajax 的方式
     $(function(){
         $(".delete").click(function(){
             var lastName=$(this).next(":input").val();
             var flag=confirm("是否要删除"+lastName+"的信息吗？");
             //确认删除, 使用 ajax 的方式
             if(flag){
                 //获取要删除的行
                 var $tr=$(this).parent().parent();
                 var url=this.href;
                 var args={"time":new Date()};
                 $.post(url,args,function(data){
                     //若 data 的返回值为 1, 则提示 删除成功, 且把当前行删除
                     if(data== "1"){
                         alert("删除成功!");
                         $tr.remove();
                     }else{
                         //若 data 的返回值不是 1, 提示删除失败.
                         alert("删除失败!");
                     }
                 });
             }
             return false;
         });
     })
 </script>
 </head>
 <body>
     <h3>Employee List Page</h3>

     <s:if test="#request.employees == null ||#request.size()==0">
         没有员工信息
     </s:if>
     <s:else>
         <table border="1" cellpadding="10" cellspacing="0">
             <tr>
                 <td>ID</td>
                 <td>LASTNAME</td>
                 <td>EMAIL</td>
                 <td>BIRTH</td>
                 <td>CREATETIME</td>
                 <td>DEPARTMENT</td>
                 <td>DELETE</td>
                 <td>EDIT</td>
             </tr>
             <s:iterator value="#request.employees">
                 <tr>
                     <td>${id}</td>
                     <td>${lastName}</td>
                     <td>${email }</td>
                     <%--
                         <td>${birth}</td>
                         <td>${createTime}</td>
                      --%>
                      <!-- 格式化时间 -->
                     <td>
                         <s:date name="birth" format="yyyy-MM-dd"/>
                     </td>
                     <td>
                         <s:date name="createTime" format="yyyy-MM-dd hh:mm:ss"/>
                     </td>

                     <td>${department.departmentName}</td>
                     <td>
                         <a href="emp-delete?id=${id }" class="delete">Delete</a>
                         <input type="hidden" value="${lastName}"/>
                     </td>
                     <td>
                         <a href="emp-input?id=${id }">Edit</a>
                     </td>
                 </tr>
             </s:iterator>
         </table>
     </s:else>
 </body>
 </html>

　　　　(2)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" 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">

     <!-- 配置spring配置文件.xml的名称和位置路径 -->
     <context-param>
         <param-name>contextConfigLocation</param-name>
         <param-value>classpath:applicationContext*.xml</param-value>
     </context-param>

     <!-- Bootstraps the root web application context before servlet initialization -->
     <listener>
         <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
     </listener>

     <!-- 配置Struts的Filter -->
     <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>

　　　　(3)WebContent----index.jsp

　　　　　　　　

 <%@ page language="java" contentType="text/html; charset=UTF-8"
     pageEncoding="UTF-8"%>
 <!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=UTF-8">
 <title>Insert title here</title>
 </head>
 <body>

     <a href="emp-list">显示所有员工信息:List All Employees</a>
     <br><br><br>
     <a href="emp-input">添加员工向信息:Add Employees' Information</a> 

 </body>
 </html>