[转]SSH整合 简单的增删改查

 

Database 使用 Mysql ，

建立User 表

CREATE TABLE `user` (
  `id` int(11) NOT NULL,
  `firstName` varchar(20) DEFAULT NULL,
  `lastName` varchar(20) DEFAULT NULL,
  `age` int(11) DEFAULT NULL,
  PRIMARY KEY (`id`)
)

所需jar包

<?xml version="1.0" encoding="UTF-8"?>
<classpath>
    <classpathentry kind="src" path="src"/>
    <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
    <classpathentry kind="con" path="melibrary.com.genuitec.eclipse.j2eedt.core.MYECLIPSE_JAVAEE_5_CONTAINER"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/struts2-spring-plugin-2.3.4.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/antlr-2.7.6.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/cglib-2.2.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/commons-collections-3.1.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/dom4j-1.6.1.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/ehcache-1.2.3.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/ejb3-persistence.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/hibernate-annotations.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/hibernate-commons-annotations.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/hibernate-entitymanager.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/hibernate-validator.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/hibernate3.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/javassist-3.9.0.GA.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/jta-1.1.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/log4j-1.2.14.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/slf4j-api-1.5.8.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/slf4j-log4j12-1.5.8.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/com.springsource.net.sf.cglib-2.2.0.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/com.springsource.org.aopalliance-1.0.0.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/com.springsource.org.apache.commons.fileupload-1.2.0.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/com.springsource.org.apache.commons.httpclient-3.1.0.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/com.springsource.org.apache.commons.logging-1.1.1.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/com.springsource.org.apache.log4j-1.2.15.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/com.springsource.org.aspectj.weaver-1.6.8.RELEASE.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/com.springsource.org.codehaus.jackson.mapper-1.0.0.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.aop-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.asm-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.aspects-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.beans-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.context-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.core-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.expression-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.instrument-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.instrument.tomcat-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.jdbc-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.orm-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.oxm-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.transaction-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.web-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.web.portlet-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.web.servlet-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/org.springframework.web.struts-3.0.1.RELEASE-A.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/persistence.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/asm-3.3.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/asm-commons-3.3.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/asm-tree-3.3.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/commons-fileupload-1.2.2.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/commons-io-2.0.1.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/commons-lang3-3.1.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/freemarker-2.3.19.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/javassist-3.11.0.GA.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/ognl-3.0.5.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/struts2-core-2.3.4.jar" sourcepath="F:/Java/SSH Source/struts-2.3.4/src/core/src/main"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/xwork-core-2.3.4.jar"/>
    <classpathentry kind="lib" path="WebRoot/WEB-INF/lib/mysql-connector-java-5.1.7-bin.jar"/>
    <classpathentry kind="output" path="WebRoot/WEB-INF/classes"/>
</classpath>

package org.zbq.bean;

public class User {
    private int id;
    private String firstName;
    private String lastName;
    private int age;
    public int getId() {
        return id;
    }
    public void setId(int id) {
        this.id = id;
    }
    public String getFirstName() {
        return firstName;
    }
    public void setFirstName(String firstName) {
        this.firstName = firstName;
    }
    public String getLastName() {
        return lastName;
    }
    public void setLastName(String lastName) {
        this.lastName = lastName;
    }
    public int getAge() {
        return age;
    }
    public void setAge(int age) {
        this.age = age;
    }
    @Override
    public String toString() {
        return "ID: " + id + "FirstName: " + firstName;
    }
}

User.hbm.xml

<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-mapping PUBLIC
          "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
          "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
    <class name="org.zbq.bean.User" table="User">
        <id name="id" type="int">
            <generator class="increment"></generator>
        </id>

        <property name="firstName" column="firstName" type="string"></property>
        <property name="lastName" column="lastName" type="string"></property>
        <property name="age" column="age" type="int"></property>

    </class>
</hibernate-mapping>

UserDAO.java (Interface)

package org.zbq.dao;

import java.util.List;

import org.zbq.bean.User;

public interface UserDAO {
    public void doCreateUser(User user);
    public List<User> findAllUsers();
    public void removeUser(User user);
    public void updateUser(User user);
    public User findUserById(int id);
}

UserDAOImpl.java

package org.zbq.dao.impl;

import java.util.List;

import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import org.zbq.bean.User;
import org.zbq.dao.UserDAO;

public class UserDAOImpl extends HibernateDaoSupport implements UserDAO {

    public void doCreateUser(User user) {
        this.getHibernateTemplate().save(user);
    }

    @SuppressWarnings("unchecked")
    public List<User> findAllUsers() {
        String hql = "from User u order by u.id asc";
        List<User> list = this.getHibernateTemplate().find(hql);
        return list;
    }

    public void removeUser(User user) {
        this.getHibernateTemplate().delete(user);
    }

    public void updateUser(User user) {
        this.getHibernateTemplate().update(user);
    }

    public User findUserById(int id) {
        User user = null;
        user = (User) this.getHibernateTemplate().get(User.class, id);
        return user;
    }

}

UserService.java (Interface)

package org.zbq.service;

import java.util.List;

import org.zbq.bean.User;

public interface UserService {
    public void doCreateUser(User user);
    public List<User> findAllUsers();
    public void delete(User user);
    public void update(User user);
    public User findUserById(int id);
}

UserServiceImpl

package org.zbq.service.impl;

import java.util.List;

import org.zbq.bean.User;
import org.zbq.dao.UserDAO;
import org.zbq.service.UserService;

public class UserServiceImpl implements UserService {
    private UserDAO dao;

    public UserDAO getDao() {
        return dao;
    }

    public void setDao(UserDAO dao) {
        this.dao = dao;
    }

    public void doCreateUser(User user) {
        this.dao.doCreateUser(user);
    }

    public List<User> findAllUsers() {
        return this.dao.findAllUsers();
    }

    public void delete(User user) {
        this.dao.removeUser(user);
    }

    public void update(User user) {
        this.dao.updateUser(user);
    }

    public User findUserById(int id) {
        return this.dao.findUserById(id);
    }

}

关于User的Action

SaveUserAction.java

package org.zbq.action.user;

import org.zbq.bean.User;
import org.zbq.service.UserService;

import com.opensymphony.xwork2.ActionSupport;

public class SaveUserAction extends ActionSupport {
    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;
    }

    @Override
    public String execute() throws Exception {
//      调用service相关的方法，完成实际的业务处理
        this.userService.doCreateUser(user);
        return SUCCESS ;
    }
}

ListUserAction.java

package org.zbq.action.user;

import java.util.Map;

import org.zbq.service.UserService;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

public class ListUserAction extends ActionSupport {
    private UserService userService;

    public UserService getUserService() {
        return userService;
    }

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

    @SuppressWarnings("unchecked")
    @Override
    public String execute() throws Exception {

        Map request = (Map) ActionContext.getContext().get("request");

        request.put("list", this.userService.findAllUsers());
        return SUCCESS;
    }
}

DeleteUserAction.java

package org.zbq.action.user;

import org.zbq.bean.User;
import org.zbq.service.UserService;

import com.opensymphony.xwork2.ActionSupport;

public class DeleteUserAction extends ActionSupport {
    private User user;
    private UserService userService;

    public User getUser() {
        return user;
    }

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

    public UserService getUserService() {
        return userService;
    }

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

    @Override
    public String execute() throws Exception {
        this.userService.delete(user);
        return SUCCESS;
    }
}

UpdatePUser.java

package org.zbq.action.user;

import org.zbq.bean.User;
import org.zbq.service.UserService;

import com.opensymphony.xwork2.ActionSupport;

public class UpdatePUser extends ActionSupport {
    private User user;
    private UserService userService;

    public User getUser() {
        return user;
    }

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

    public UserService getUserService() {
        return userService;
    }

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

    @Override
    public String execute() throws Exception {
        this.user = this.userService.findUserById(user.getId());

        return SUCCESS;
    }
}

UpdateUserAction.java

package org.zbq.action.user;

import org.zbq.bean.User;
import org.zbq.service.UserService;

import com.opensymphony.xwork2.ActionSupport;

public class UpdateUserAction extends ActionSupport {
    private User user;
    private UserService userService;
    public User getUser() {
        return user;
    }
    public void setUser(User user) {
        this.user = user;
    }
    public UserService getUserService() {
        return userService;
    }
    public void setUserService(UserService userService) {
        this.userService = userService;
    }
    @Override
    public String execute() throws Exception {
        this.userService.update(this.user);
        return SUCCESS;
    }
}

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>
    <package name="ssh2" extends="struts-default">
        <action name="saveUser" class="saveUserAction">
            <result name="success" type="redirect">listUser.action</result>
        </action>

        <action name="listUser" class="listUserAction">
            <result name="success">/list.jsp</result>
        </action>

        <action name="deleteUser" class="removeUserAction">
            <result name="success" type="redirect">listUser.action</result>
        </action>

        <action name="updatePUser" class="updatePUserAction">
            <result name="success">/update.jsp</result>
        </action>

        <action name="updateUser" class="updateUserAction">
            <result name="success" type="redirect">listUser.action</result>
        </action>
    </package>
</struts>

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5"
    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_2_5.xsd">
  <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>/*</url-pattern>
  </filter-mapping>

  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>

</web-app>

applictionContext.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">

    <!-- 想到与Hibernate的hibernate.cfg.xml -->
    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName">
            <value>org.gjt.mm.mysql.Driver</value>
        </property>

        <property name="url">
            <value>jdbc:mysql://127.0.0.1:3306/ssh</value>
        </property>

        <property name="username">
            <value></value>
        </property>

        <property name="password">
            <value></value>
        </property>

    </bean>

    <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
        <property name="dataSource">
            <ref local="dataSource"/>
        </property>

        <property name="mappingResources">
            <list>
                <value>org/zbq/bean/User.hbm.xml</value>
            </list>
        </property>

        <property name="hibernateProperties">
            <props>
                <prop key="hibernate.dialect">
                    org.hibernate.dialect.MySQLDialect
                </prop>

                <prop key="hibernate.show_sql">
                    true
                </prop>
            </props>
        </property>

    </bean>

    <bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
        <property name="sessionFactory">
            <ref local="sessionFactory"/>
        </property>
    </bean>

    <bean id="userDAO" class="org.zbq.dao.impl.UserDAOImpl" scope="singleton">
        <property name="sessionFactory">
            <ref local="sessionFactory"/>
        </property>
    </bean>

    <bean id="userServiceTarget" class="org.zbq.service.impl.UserServiceImpl" scope="singleton">
        <property name="dao" ref="userDAO" />
    </bean>

    <bean id="userService" class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean">
        <property name="target">
            <ref local="userServiceTarget"/>
        </property>

        <property name="transactionManager">
            <ref local="transactionManager"/>
        </property>

        <property name="transactionAttributes">
            <props>
                <prop key="find*">PROPAGATION_REQUIRED,readOnly</prop>
                <prop key="*">PROPAGATION_REQUIRED</prop>
            </props>
        </property>
    </bean>

    <bean id="saveUserAction" class="org.zbq.action.user.SaveUserAction" scope="prototype">
        <property name="userService" ref="userService"></property>
    </bean>

    <bean id="listUserAction" class="org.zbq.action.user.ListUserAction" scope="prototype">
        <property name="userService" ref="userService"></property>
    </bean>

    <bean id="removeUserAction" class="org.zbq.action.user.DeleteUserAction" scope="prototype">
        <property name="userService" ref="userService"></property>
    </bean>

    <bean id="updatePUserAction" class="org.zbq.action.user.UpdatePUser">
        <property name="userService" ref="userService"></property>
    </bean>

    <bean id="updateUserAction" class="org.zbq.action.user.UpdateUserAction" scope="prototype">
        <property name="userService" ref="userService"></property>
    </bean>
</beans>

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>

    <title>My JSP 'index.jsp' starting page</title>

  </head>

  <body>
    <h1><font color="red">Operation List</font></h1>
    <s:a href="save.jsp">Save User</s:a><br/>
    <s:a href="listUser.action">List Users</s:a>


  </body>
</html>

list.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>
    <base href="<%=basePath%>">

    <title>My JSP 'list.jsp' starting page</title>
    <script type="text/javascript">
        function del(){
            if(confirm("Are you sure?")){
                return true;
            }
            return false;
        }
    </script>
  </head>

  <body>
    <h1><font color="red">Users List</font></h1>
    <s:a href="/ssh2/index.jsp"><<--</s:a>
    <table border="1" width="80%" align="center">
        <tr>
            <th>序号</th>
            <th>姓</th>
            <th>名</th>
            <th>年龄</th>
            <th>删除</th>
            <th>更新</th>
        </tr>

        <s:iterator value="#request.list" id="us">
            <tr>
                <td>
                    <s:property value="#us.id"/>
                </td>
                <td>
                    <s:property value="#us.firstName"/>
                </td>
                <td>
                    <s:property value="#us.lastName"/>
                </td>
                <td>
                    <s:property value="#us.age"/>
                </td>
                <td align="center">
                    <s:a href="deleteUser.action?user.id=%{#us.id}" onclick="return del()">Delete</s:a>
                </td>
                <td align="center">
                    <s:a href="updatePUser.action?user.id=%{#us.id}">Update</s:a>
                </td>
            </tr>
        </s:iterator>
    </table>

  </body>
</html>

save.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>

    <title>My JSP 'index.jsp' starting page</title>

  </head>

  <body>
    <h1><font color="red">Save User</font></h1>

    <s:form action="saveUser">
        <s:textfield name="user.firstName" label="First Name"></s:textfield>
        <s:textfield name="user.lastName" label="Last Name"></s:textfield>
        <s:textfield name="user.age" label="Age"></s:textfield>
        <s:submit></s:submit>
    </s:form>

  </body>
</html>

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>
    <base href="<%=basePath%>">

    <title>My JSP 'update.jsp' starting page</title>

  </head>

  <body>
    <h1><font color="red">Update User</font></h1>

    <s:form action="updateUser">
    <table>
        <tr>
            <td>
                <s:hidden name="user.id" value="%{user.id}"></s:hidden>
            </td>
        </tr>

        <tr>
            <td>
                <s:textfield name="user.firstName" value="%{user.firstName}" label="First Name"></s:textfield>
            </td>
        </tr>

        <tr>
            <td>
                <s:textfield name="user.lastName" value="%{user.lastName}" label="Last Name"></s:textfield>
            </td>
        </tr>

        <tr>
            <td>
                <s:textfield name="user.age" value="%{user.age}" label="Age"></s:textfield>
            </td>
        </tr>

        <tr>
            <td>
                <s:submit></s:submit>
            </td>
        </tr>
    </table>
    </s:form>

  </body>
</html>