hibernate spring xml 整合(二)

最新推荐文章于 2025-03-10 22:51:30 发布

最新推荐文章于 2025-03-10 22:51:30 发布 · 54 阅读

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本文介绍了一个使用Spring框架整合Hibernate的配置案例。通过定义beans，实现了数据库连接池配置、Hibernate会话工厂创建以及DAO层实现类注入等核心功能。文章展示了如何利用PropertyPlaceholderConfigurer进行属性值的外部配置。

spring.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:aop="http://www.springframework.org/schema/aop"
	xmlns:tx="http://www.springframework.org/schema/tx"
	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/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 id="com.spring.ch11.dao.hibernate.IDemoDao"
		class="com.spring.ch11.dao.hibernate.DemoDaoImpl"
		p:sessionFactory-ref="sessionFactory">
	</bean>

	<bean id="placeHolder"
		class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"
		p:locations="classpath:jdbc.properties" />

	<bean id="dataSource"
		class="org.apache.commons.dbcp.BasicDataSource"
		destroy-method="close">
		<property name="driverClassName"
			value="${jdbc.driverClassName}" />
		<property name="url" value="${jdbc.url}" />
		<property name="username" value="${jdbc.username}" />
		<property name="password" value="${jdbc.password}" />
	</bean>

	<bean id="sessionFactory"
		class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
		<property name="dataSource" ref="dataSource" />
		<property name="mappingResources">
			<list>
				<value>
					com/spring/ch11/dao/hibernate/demo.hbm.xml
				</value>
			</list>
		</property>
		<property name="hibernateProperties">
			<value>
				hibernate.dialect=org.hibernate.dialect.HSQLDialect
			</value>
		</property>
	</bean>

</beans>

jdbc.properties

jdbc.username=root
jdbc.password=123456
jdbc.url=jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=GBK
jdbc.driverClassName=com.mysql.jdbc.Driver