简述:
结合Spring和Hibernate进行开发
使用@Autowired实现依赖注入, 实现一个学生注册的功能,做一个技术原型
从DAO(Repository) -> Service -> Controller
目录结构:

使用Maven做本地包管理,
pom.xml
各文件如下:
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">
- <display-name>StudentManagementWeb</display-name>
- <welcome-file-list>
- <welcome-file>StudentRegistration.jsp</welcome-file>
- </welcome-file-list>
-
- <resource-ref>
- <description>DB Connection</description>
- <res-ref-name>jdbc/smw</res-ref-name>
- <res-type>javax.sql.DataSource</res-type>
- <res-auth>Container</res-auth>
- </resource-ref>
-
- <context-param>
- <param-name>log4jConfigLocation</param-name>
- <param-value>/WEB-INF/log4j.properties</param-value>
- </context-param>
-
- <!-- Define LOG4J Listener -->
- <listener>
- <listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
- </listener>
-
- <servlet>
- <!-- define the name of Servlet -->
- <servlet-name>dispatcherServlet</servlet-name>
- <!-- Servlet implementation class -->
- <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
- <!-- initialize the context -->
- <init-param>
- <param-name>contextConfigLocation</param-name>
- <!-- load configuration -->
- <param-value>/WEB-INF/applicationContext.xml</param-value>
- </init-param>
- <!-- set loading priority -->
- <load-on-startup>1</load-on-startup>
- </servlet>
- <servlet-mapping>
- <servlet-name>dispatcherServlet</servlet-name>
- <url-pattern>*.do</url-pattern>
- </servlet-mapping>
-
- </web-app>
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/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
- http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd">
-
-
- <bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter"/>
-
- <bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
- <property name="configLocation">
- <value>classpath:hibernate.cfg.xml</value>
- </property>
- </bean>
-
-
- <context:annotation-config/>
-
- <context:component-scan base-package="smw.*"/>
-
-
- <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
- <property name="sessionFactory">
- <ref bean="sessionFactory" />
- </property>
- </bean>
-
- <tx:annotation-driven transaction-manager="txManager" />
-
- </beans>
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="connection.datasource">java:comp/env/jdbc/smw</property>
- <property name="dialect">
- org.hibernate.dialect.MySQLDialect
- </property>
- <property name="show_sql">true</property><!-- show sql statement -->
- <!-- mapping files -->
- <mapping resource="smw/model/Student.hbm.xml"/>
- </session-factory>
-
- </hibernate-configuration>
由于使用了Tomcat的数据源,所以还需要在Tomcat的Context.xml中添加数据库连接配置
context.xml(Tomcat server中文件,eclispe中在workspace中的server project中)

context.xml
- <?xml version="1.0" encoding="UTF-8"?>
- <!--
- Licensed to the Apache Software Foundation (ASF) under one or more
- contributor license agreements. See the NOTICE file distributed with
- this work for additional information regarding copyright ownership.
- The ASF licenses this file to You under the Apache License, Version 2.0
- (the "License"); you may not use this file except in compliance with
- the License. You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- -->
-
-
- <WatchedResource>WEB-INF/web.xml</WatchedResource>
-
-
-
-
- <!-- Uncomment this to enable Comet connection tacking (provides events
- on session expiration as well as webapp lifecycle) -->
-
- <Resource name="jdbc/smw" auth="Container" type="javax.sql.DataSource"
- maxActive="100" maxIdle="30" maxWait="10000"
- username="root" password="sql" driverClassName="com.mysql.jdbc.Driver"
- url="jdbc:mysql://localhost:3306/smw"/>
-
- </Context>
Student.java
- package smw.model;
-
-
- public class Student {
- private int sid;
- private String name;
- private String password;
- private String college;
- public int getSid() {
- return sid;
- }
- public void setSid(int sid) {
- this.sid = sid;
- }
- 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 String getCollege() {
- return college;
- }
- public void setCollege(String college) {
- this.college = college;
- }
- }
Student.hbm.xml (学生表的映射)
- <?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="smw.model.Student" table="tb_student" catalog="smw">
- <id name="sid" column="sid" type="int">
- <generator class="increment"/>
- </id>
- <property name="name" type="java.lang.String">
- <column name="name" not-null="true" length="20">
- <comment>student‘s name</comment>
- </column>
- </property>
- <property name="password" type="java.lang.String">
- <column name="password" not-null="false" length="10">
- <comment>student‘s password</comment>
- </column>
- </property>
- <property name="college" type="java.lang.String">
- <column name="college" not-null="false" length="20">
- <comment>student‘s college</comment>
- </column>
- </property>
- </class>
- </hibernate-mapping>
IStudentDAO.java
- package smw.dao;
-
- import smw.model.Student;
-
- public interface IStudentDAO {
-
- public void saveStudent(Student student);
-
- }
StudentDAOImpl.java
- package smw.dao.impl;
-
- import javax.annotation.Resource;
-
- import org.hibernate.SessionFactory;
- import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
- import org.springframework.stereotype.Repository;
- import org.springframework.transaction.annotation.Transactional;
-
- import smw.dao.IStudentDAO;
- import smw.model.Student;
-
- @SuppressWarnings("restriction")
- @Repository("studentDAO")
- @Transactional
- public class StudentDAOImpl extends HibernateDaoSupport implements IStudentDAO{
-
- @Resource(name="sessionFactory")
- public void setSuperSessionFactory(SessionFactory sessionFactory){
- super.setSessionFactory(sessionFactory);
- }
-
- public void saveStudent(Student student){
- getHibernateTemplate().save(student);
- }
-
- }
IStudentManagementService.java
- package smw.service;
-
- import smw.model.Student;
-
- public interface IStudentManagementService {
- public void addStudent(Student student);
- }
StudentManagementServiceImpl.java
- package smw.service.impl;
-
- import org.springframework.beans.factory.annotation.Autowired;
- import org.springframework.stereotype.Service;
- import org.springframework.transaction.annotation.Propagation;
- import org.springframework.transaction.annotation.Transactional;
-
- import smw.dao.IStudentDAO;
- import smw.model.Student;
- import smw.service.IStudentManagementService;
-
- @Service
- public class StudentManagementServiceImpl implements IStudentManagementService {
- @Autowired
- private IStudentDAO studentDAO;
-
- @Transactional(propagation=Propagation.REQUIRED)
- public void addStudent(Student student) {
- studentDAO.saveStudent(student);
- }
- }
StudentAction.java
- package smw.action;
- import javax.servlet.http.HttpServletRequest;
- import javax.servlet.http.HttpServletResponse;
-
- import org.springframework.beans.factory.annotation.Autowired;
- import org.springframework.stereotype.Controller;
- import org.springframework.web.bind.annotation.RequestMapping;
- import org.springframework.web.servlet.ModelAndView;
- import org.springframework.web.servlet.mvc.multiaction.MultiActionController;
-
- import smw.model.Student;
- import smw.service.IStudentManagementService;
-
- @Controller
- @RequestMapping("StudentAction.do")
- public class StudentAction extends MultiActionController{
- @Autowired
- private IStudentManagementService studentManagementService;
-
- @RequestMapping(params = "method=HandleStudentRegistrationFormSubmit")
- protected ModelAndView HandleStudentRegistrationFormSubmit(HttpServletRequest request
- , HttpServletResponse response) {
- Student student = new Student();
- String name = request.getParameter("name");
- String password = request.getParameter("password");
- String college = request.getParameter("college");
-
- student.setName(name);
- student.setPassword(password);
- student.setCollege(college);
-
- studentManagementService.addStudent(student);
- return new ModelAndView("StudentRegistered.jsp");
- }
- }
StudentRegistration.jsp
- <%@ page language="java" contentType="text/html; charset=GBK"
- pageEncoding="ISO-8859-1"%>
- <!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=ISO-8859-1">
- <title>User Registration</title>
- </head>
- <body>
- <h1 align="center">Student Registration Page</h1>
- <form method="post" action="StudentAction.do?method=HandleStudentRegistrationFormSubmit" class="form">
- <table width="280" border="0" align="center">
- <tr>
- <td width="87" align="center" valign="middle" >
- <div align="right">name:</div>
- </td>
- <td width="183">
- <label>
- <input name="name" type="text" id="name" maxlength="10" />
- </label>
- <td>
- </tr>
- <tr>
- <td height="37" align="center" valign="middle">
- <div align="right">password: </div>
- </td>
- <td>
- <label>
- <input name="password" type="password" id="password" maxlength="20" />
- </label>
- </td>
- </tr>
- <tr>
- <td height="37" align="center" valign="middle">
- <div align="right">college: </div>
- </td>
- <td>
- <label>
- <input name="college" type="text" id="college" maxlength="20" />
- </label>
- </td>
- </tr>
- <tr>
- <td align="center" valign="middle">
- <input type="submit" name="Submit" value="submit" />
- </td>
- <td>
- <input name="reset" type="reset" id="reset" value="reset" />
- </td>
- </tr>
- </table>
- </form>
- </body>
- </html>
StudentRegistered.jsp
- <%@ page language="java" contentType="text/html; charset=GBK"
- pageEncoding="ISO-8859-1"%>
- <!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">
- <title>User Registered</title>
- </head>
- <body>
- <center>
- <span class="STYLE2">Student Registered</span>
- </center>
- <br>
- <table align="center" border="1">
- <tr>
- <td height="100"><span class="STYLE2">user name:</span></td>
- <td height="100"><span class="STYLE2">${param.name }</span></td>
- </tr>
- <tr>
- <td height="100"><span class="STYLE2">password:</span></td>
- <td height="100"><span class="STYLE2">${param.password }</span></td>
- </tr>
- <tr>
- <td height="100"><span class="STYLE2">college:</span></td>
- <td height="100"><span class="STYLE2">${param.college }</span></td>
- </tr>
- <tr>
- <td height="100" colspan="2" align="center"><a href="StudentRegistration.jsp" class="STYLE2">return to registration</a></td>
- </tr>
- </table>
- </body>
- </html>
结果:

跳转后,

数据库中新增记录,

http://blog.csdn.net/anialy/article/details/8251506
使用Spring的@Autowired 实现DAO, Service, Controller三层的注入(转)
原文:http://www.cnblogs.com/softidea/p/4486114.html