只需要你三个JAVA类和两个配置文件，就可以完成你的MVC应用，我们就做一个示例吧。
本文以一个登录为例。
第一个JAVA文件
/**============================================================
* 版权： Antbee 版权所有 (c) 2002 - 2006
* 文件： com.antbee.sysmanage.login.action.UserAction
* 所含类: UserAction
* 修改记录：
* 日期 作者 内容
* =============================================================
* 2006-8-28 和巍雅 建立文件
* ============================================================*/
package com.antbee.sysmanage.login.action;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
import org.apache.struts.validator.DynaValidatorForm;
import com.antbee.hibernate.model.AirlineUserInformation;
import com.antbee.sysmanage.login.dao.UserDAO;
/**
* <p>
* </p>
*
* <p>
* Copyright: 版权所有 (c) 2002 - 2006
* </p>
* <p>
* Company: antbee
* </p>
*
* @author @家军
* @version 1.0
*/
public class UserAction extends DispatchAction {
// 依赖注入
private UserDAO userDAO;
public UserDAO getUserDAO() {
return userDAO;
}
public void setUserDAO(UserDAO userDAO) {
this.userDAO = userDAO;
}
/**
*
* 用户登录
*
* @param
* @return
* @throws
*/
public ActionForward Login(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response)
throws Exception {
HttpSession session = request.getSession();
DynaValidatorForm LoginActionForm = (DynaValidatorForm) form;
AirlineUserInformation User = (AirlineUserInformation) LoginActionForm
.get("User");
if (User != null) {
String MDpwd = CommonTools.encrypt(User.getPassword());
if (userDAO.Login(User.getLoginName(), MDpwd)) {
// 成功登录
// 加载一些session
AirlineUserInformation LegalUser = userDAO.GetUser(User
.getLoginName());
String LoginName = LegalUser.getLoginName();
String UserName = LegalUser.getUserName();
String UserId = LegalUser.getUserId().toString();
String UserType = LegalUser.getUserType().toString();
String DeptId = LegalUser.getAirlineDepartmentInformation()
.getDepartmentId().toString();
String DeptName = LegalUser.getAirlineDepartmentInformation().getDepartmentName();
String RoleId = LegalUser.getSysRoleInfo().getRoleId()
.toString();
session.setAttribute("LoginName", LoginName);// 登录名
session.setAttribute("UserName", UserName);// 用户姓名
session.setAttribute("UserId", UserId);// 用户ID
session.setAttribute("DeptId", DeptId);// 部门ID
session.setAttribute("DeptName", DeptName);// 部门DeptName
session.setAttribute("UserType", UserType);// 用户类别
session.setAttribute("RoleId", RoleId);// 角色ID
return mapping.findForward("Comein");
}
}
request.setAttribute("UserMsg", "User.LawLess");
return mapping.findForward("Fail");
}
/**
*
* 用户退出
*
* @param
* @return
* @throws
*/
public ActionForward LogOut(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response)
throws Exception {
HttpSession session = request.getSession();
session.removeAttribute("LoginName");// 登录名
session.removeAttribute("UserName");// 用户姓名
session.removeAttribute("UserId");// 用户ID
session.removeAttribute("DeptId");// 部门ID
session.removeAttribute("UserType");// 用户类别
session.removeAttribute("RoleId");// 角色ID
session.invalidate();// 控件无效
return mapping.findForward("LogOut");
}
第二个JAVA文件：
/**============================================================
* 版权： antbee 版权所有 (c) 2002 - 2006
* 文件： com.antbee.kams.sysmanage.login.dao.UserDAO
* 所含类: IUserDAO
* 修改记录：
* 日期 作者 内容
* =============================================================
* 2006-8-28 @家军 建立文件
* ============================================================*/
package com.antbee.sysmanage.login.dao;
import java.util.List;
import com.antbee.hibernate.model.AirlineUserInformation;
/**
* <p></p>
*
* <p>Copyright: 版权所有 (c) 2002 - 2006</p>
* <p>Company: antbee</p>
*
* @author @家军
* @version 1.0
*/
public interface UserDAO {
//用户登录 如果是正确的用户名/密码，则返回true，否则返回false
public boolean Login(String UserName,String PassWord);
//取得用户信息
public AirlineUserInformation GetUser(String LoginName);
}
第三个JAVA文件;
/**============================================================
* 版权： antbee 版权所有 (c) 2002 - 2006
* 文件： com.antbee.sysmanage.login.dao.hibernate.UserDAOImpl
* 所含类: UserDAOImpl
* 修改记录：
* 日期 作者 内容
* =============================================================
* 2006-8-28 @家军 建立文件
* ============================================================*/
package com.antbee.sysmanage.login.dao.hibernate;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import org.springframework.orm.ObjectRetrievalFailureException;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import com.antbee.hibernate.model.AirlineUserInformation;
import com.travelsky.kams.sysmanage.login.dao.UserDAO;
/**
* <p>
* </p>
*
* <p>
* Copyright: 版权所有 (c) 2002 - 2006
* </p>
* <p>
* Company: antbee
* </p>
*
* @author Administrator
* @version 1.0
*/
public class UserDAOImpl extends HibernateDaoSupport implements UserDAO {
/*
* （非 Javadoc）
*
* @see com.travelsky.kams.sysmanage.login.dao.IUserDAO#Login(java.lang.String,
* java.lang.String) 用户登录 如果是正确的用户名/密码，则返回true，否则返回false
*/
public boolean Login(String UserName, String PassWord) {
// TODO Auto-generated method stub
String finduser = "from AirlineUserInformation as user where user.loginName='"
+ UserName + "' and user.password='" + PassWord + "'";
List Lfinduser = this.getHibernateTemplate().find(finduser);
if (Lfinduser.size() >= 1) {
return true;
}
return false;
}
/*
* （非 Javadoc）
*
* @see com.travelsky.kams.sysmanage.login.dao.IUserDAO#Login(java.lang.String,
* java.lang.String) 取得用户信息
*/
public AirlineUserInformation GetUser(String LoginName) {
// TODO Auto-generated method stub
AirlineUserInformation user = null;
String finduser = "from AirlineUserInformation as user where user.loginName='"
+ LoginName + "'";
List Lfinduser = this.getHibernateTemplate().find(finduser);
if (Lfinduser.size() >= 1) {
user = (AirlineUserInformation) Lfinduser.get(0);
} else {
throw new ObjectRetrievalFailureException(
AirlineUserInformation.class, LoginName);
}
return user;
}
}
两个配置文件，
第一个struts-config.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://struts.apache.org/dtds/struts-config_1_2.dtd">
<struts-config>
<data-sources />
<!-- 动态验证FORM -->
<form-beans>
<form-bean name="LoginActionForm"
type="org.apache.struts.validator.DynaValidatorForm">
<form-property name="User"
type="com.antbee.hibernate.model.AirlineUserInformation" />
</form-bean>
</form-beans>
<!-- 全局异常 -->
<global-exceptions>
<exception key="error.required"
type="org.springframework.dao.DataAccessException"
path="/dataAccessFailure.jsp" />
</global-exceptions>
<!-- 全局转向 -->
<global-forwards>
<!-- 所有非法用户返回登录页面 -->
<forward name="LoginGo" path="/User.do?method=LogOut"></forward>
<!-- 业务规则出错信息提示 -->
<forward name="Fail" path="/jsp/common/failed.jsp"></forward>
</global-forwards>
<!-- 分发控制 -->
<action-mappings>
<action path="/User"
type="org.springframework.web.struts.DelegatingActionProxy"
name="LoginActionForm" scope="request" parameter="method"
validate="false">
<forward name="UserMenu" path="/jsp/leftMenu.jsp" />
<forward name="Comein" path="/jsp/index.jsp" />
<forward name="LogOut" path="/login.jsp" />
</action>
</action-mappings>
<!-- 资源文件 -->
<message-resources parameter="resources.ApplicationResources" />
<!-- 使用Spring控制事务 -->
<plug-in
className="org.springframework.web.struts.ContextLoaderPlugIn">
<set-property property="contextConfigLocation"
value="classpath:applicationContext.xml" />
</plug-in>
<!-- 使用表单验证共同类validator -->
<plug-in className="org.apache.struts.validator.ValidatorPlugIn">
<set-property property="pathnames"
value="/WEB-INF/validator-rules.xml, /WEB-INF/validation.xml" />
</plug-in>
</struts-config>
第二个XML文件：
applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<!--Start of Session Factory -->
<bean id="SessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<property name="configLocation">
<value>classpath:hibernate.cfg.xml</value>
</property>
<property name="hibernateProperties">
<props>
<prop key="connection.provider_class">
org.hibernate.connection.ProxoolConnectionProvider
</prop>
<prop key="hibernate.dialect">
org.hibernate.dialect.Oracle9Dialect
</prop>
</props>
</property>
</bean>
<!--End of SessionFactory -->
<!--Start of TransactionManager -->
<bean id="TransactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager"
abstract="false" singleton="true" lazy-init="default"
autowire="default" dependency-check="default">
<property name="sessionFactory">
<ref bean="SessionFactory" />
</property>
</bean>
<!--End of TransactionManager -->
<!-- 基本的DAO BEGIN-->
<bean id="BaseTransactionProxy"
class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean"
abstract="true">
<property name="transactionManager">
<ref bean="TransactionManager" />
</property>
<property name="proxyTargetClass">
<value>true</value>
</property>
<property name="transactionAttributes">
<props>
<prop key="save*">PROPAGATION_REQUIRED</prop>
<prop key="remove*">PROPAGATION_REQUIRED</prop>
<prop key="*">PROPAGATION_REQUIRED</prop>
</props>
</property>
</bean>
<!-- 基本的DAO END -->
<!--Start of userDAO -->
<bean id="userDAO"
class="com.antbee.sysmanage.login.dao.hibernate.UserDAOImpl">
<property name="sessionFactory">
<ref local="SessionFactory" />
</property>
</bean>
<bean id="userDAOProxy" parent="BaseTransactionProxy"
class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean">
<property name="target">
<ref local="userDAO" />
</property>
</bean>
<!--End of userDAO -->
<!--Start of UserAction -->
<bean name="/User"
class="com.antbee.sysmanage.login.action.UserAction" singleton="false">
<property name="userDAO">
<ref bean="userDAOProxy" />
</property>
</bean>
<!--End of AddUserAction -->
</beans>
其它的POJO使用myeclise插件就会自动生成。
呵呵是不是开发很简单呢，能够节省你多少的工作量呀，如果有兴趣的同志可以共同探讨。