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" version="2.5">
<servlet>
<servlet-name>springmvc</servlet-name>
<servlet-class>
org.springframework.web.servlet.DispatcherServlet
</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/springmvc-servlet.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springmvc</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
</web-app>
springmvc-servlet.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"
xmlns:context="http://www.springframework.org/schema/context"
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">
<!-- 对web包中的所有类进行扫描，以完成Bean创建和自动依赖注入的功能 -->
<context:component-scan base-package="*"/>
<!-- 启动Spring MVC的注解功能，完成请求和注解POJO的映射 -->
<bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter"/>
<!--对模型视图名称的解析，即在模型视图名称添加前后缀 -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"
p:suffix=".jsp"/>
</beans>
hibernate.cfg.xml
<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<!-- Database connection settings -->
<property name="connection.driver_class">com.mysql.jdbc.Driver</property>
<property name="connection.url">jdbc:mysql://localhost:3306/usertest</property>
<property name="connection.username">root</property>
<property name="connection.password">123456</property>
<property name="hibernate.connection.url">
<![CDATA[jdbc:mysql://localhost:3306/usertest?useUnicode=true&characterEncoding=utf8]]>
</property>
<!-- JDBC connection pool (use the built-in) -->
<property name="connection.pool_size">1</property>
<!-- SQL dialect -->
<property name="dialect">org.hibernate.dialect.MySQLDialect</property>
<!-- Enable Hibernate's automatic session context management -->
<property name="current_session_context_class">thread</property>
<!-- Disable the second-level cache -->
<property name="cache.provider_class">org.hibernate.cache.NoCacheProvider</property>
<!-- Echo all executed SQL to stdout -->
<property name="show_sql">true</property>
<property name="javax.persistence.validation.mode">none</property>
<!-- Drop and re-create the database schema on startup -->
<!--update也可以用create/create-drop/update/validate代替, create 表示可以根据实体配置文件来自动生成表（只能生成表) -->
<property name="hbm2ddl.auto">update</property>
<mapping class="com.user.model.User"/>
</session-factory>
</hibernate-configuration>
User.java
@Entity
@Table(name = "usertest")
public class User {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name="id")
private int id;
@Column(name="name")
private String name;
@Column(name="pwd")
private String pwd;
@Column(name="age")
private int age;
public User() {
}
.........
}
UserController.java
@Controller
public class UserController {
@Resource(name="userBiz")
private UserBiz userBiz;
public UserBiz getUserBiz() {
return userBiz;
}
@Autowired
public void setUserBiz(UserBiz userBiz) {
this.userBiz = userBiz;
}
........
}
UserBiz.java
public interface UserBiz {
public void add(User u);
public boolean login(String username, String password);
public List<User> search(String name, String age);
public void update(User u);
public User getUser(String id);
public void del(String id);
}
UserBizImpl.java
@Service("userBiz")
@Transactional
public class UserBizImpl implements UserBiz{
@Resource(name="userDao")
private UserDao userDao;
public UserDao getUserDao() {
return userDao;
}
@Autowired
public void setUserDao(UserDao userDao) {
this.userDao = userDao;
}
.........}
UserDao.java
public interface UserDao {
public void add(User u) ;
public boolean login(String name, String pwd) ;
public List<User> search(String name, String age);
public void update(User user);
public User getUser(String id) ;
public void del(String id);
}
UserDaoImpl.java
@Repository("userDao")
public class UserDaoImpl implements UserDao {
public static SessionFactory _SessionFactory;
static {
// _SessionFactory = new Configuration().configure("hibernate.cfg.xml").buildSessionFactory();
_SessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
}
public void add(User u) {
System.out.println(u);
Session session = _SessionFactory.openSession();
session.beginTransaction();
session.save(u);
session.getTransaction().commit();
}
........}
