Spring，SpringMVC和hibernate整合小demo

DeptController

@Controller
public class DeptController {
//植入service
@Resource
private IDeptService deptService;

@RequestMapping("/addDept")
public String add(Dept dept){
deptService.addDept(dept);
return "index";
}
}


IDeptDAO
public interface IDeptDAO {
//添加部门的方法
public int addDept(Dept dept, Session session);
}


DeptDAOImpl
public class DeptDAOImpl implements IDeptDAO{

public int addDept(Dept dept,Session session) {
Serializable count = session.save(dept);
return (Integer) count;
}

}
Dept持久类
public class Dept {
private Integer deptno;
private String deptname;

public Integer getDeptno() {
return deptno;
}

public void setDeptno(Integer deptno) {
this.deptno = deptno;
}

public String getDeptname() {
return deptname;
}

public void setDeptname(String deptname) {
this.deptname = deptname;
}
}Dept.hbm.xml

<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="cn.happy.entity">
<class name="Dept" table="Dept">
<id name="deptno" column="deptno">
<generator class="native"></generator>
</id>
<property name="deptname" />
</class>
</hibernate-mapping>

IDeptService
public interface IDeptService {
public int addDept(Dept dept);
}

DeptServiceImpl
public interface IDeptService {
public int addDept(Dept dept);
}HibernateUtil工具类

public class HibernateUtil {
private static ThreadLocal<Session> tl;
private static Configuration cfg;
private static SessionFactory factory;
static {
tl=new ThreadLocal<Session>();
cfg=new Configuration().configure();
factory=cfg.buildSessionFactory();
}
//获取和当前线程绑定的session
public static Session getSession(){
//尝试着从线程中看看有没有线程变量
Session session = tl.get();
if (session==null){
//线程中没有session对象，创建一个
session = factory.openSession();
tl.set(session);
}
return session; //没有和当前线程绑定
}
public static void closeSession(){
Session session = tl.get();
tl.set(null);
session.close();
}
}

applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:mvc="http://www.springframework.org/schema/mvc"
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 http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd ">

<!--包扫描器-->

<context:component-scan base-package="cn.happy.controller"/>

<!--mvc注解驱动-->

<mvc:annotation-driven></mvc:annotation-driven>

<!--视图解析器-->

<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/jsp/"/>
<property name="suffix" value=".jsp"/>
</bean>

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

<context:property-placeholder location="classpath:jdbc.properties"/>

<!--2.SessionFactory 类：Local-->
<bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
<property name="dataSource" ref="dataSource"></property>
<property name="hibernateProperties">
<props>
<!--hibernate.xxxxxx必须以hibernate-->
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.format_sql">true</prop>
<prop key="hibernate.dialect">org.hibernate.dialect.Oracle10gDialect</prop>

<prop key="hibernate.hbm2ddl.auto">create</prop>
<!--with current thread bind session-->
<prop key="hibernate.current_session_context_class">org.springframework.orm.hibernate5.SpringSessionContext</prop>
</props>
</property>
<property name="mappingDirectoryLocations" value="classpath:cn/happy/entity"></property>
</bean>
<!--dao-->
<bean id="deptDAO" class="cn.happy.dao.DeptDAOImpl"/>

<!--service-->
<bean id="deptService" class="cn.happy.service.DeptServiceImpl">
<property name="sessionFactory" ref="sessionFactory"></property>
<property name="dao" ref="deptDAO"></property>
</bean>

<!-- 5.事务管理器-->
<bean id="transactionManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>

<!--6.事务-->
<tx:annotation-driven transaction-manager="transactionManager"></tx:annotation-driven>

</beans>jdbc.properties
jdbc.driverClassName=oracle.jdbc.OracleDriver
jdbc.url=jdbc:oracle:thin:@localhost:1521:orcl
jdbc.username=wcj
jdbc.password=cj663300
log4j.properties
zlog4j.rootLogger=info,Console,R

log4j.appender.Console=org.apache.log4j.ConsoleAppender

log4j.appender.Console.layout=org.apache.log4j.PatternLayout

#log4j.appender.Console.layout.ConversionPattern=%d [%t] %-5p %c - %m%n

log4j.appender.Console.layout.ConversionPattern=%d{yy-MM-dd HH:mm:ss} %5p %c{1}:%L - %m%n

log4j.appender.R=org.apache.log4j.DailyRollingFileAppender

log4j.appender.R.File=${catalina.home}/logs/tomcat.log

log4j.appender.R.layout=org.apache.log4j.PatternLayout

log4j.appender.R.layout.ConversionPattern=%d{yyyy.MM.dd HH:mm:ss} %5p %c{1}(%L):? %m%n

log4j.logger.org.apache=info,R

log4j.logger.org.apache.catalina.core.ContainerBase.[Catalina].[localhost]=DEBUG, R

log4j.logger.org.apache.catalina.core=info,R

log4j.logger.org.apache.catalina.session=info,R add.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>添加部门</title>
</head>
<body>
<form method="post" action="/addDept">
部门名称： <input name="deptname"/>
<input type="submit" value="添加"/>
</form>
</body>
</html>