Spring transaction manager example

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: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-2.0.xsd
	http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd
	http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd"
	default-lazy-init="true">

	<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">
		<property name="driverClassName" value="oracle.jdbc.driver.OracleDriver" />
		<property name="url"
			value="jdbc:oracle:thin:@(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=lin.com)(PORT=2000)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=s1.lin.com)))" />
		<property name="username" value="user" />
		<property name="password" value="pwd" />
	</bean>

	<bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
		<property name="configurationClass" value="org.hibernate.cfg.AnnotationConfiguration" />
        <property name="configLocation" value="classpath:hibernate.cfg.xml" />
		<property name="dataSource" ref="dataSource" />
	</bean>
	
	<!-- jdbc template -->
	<bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
		<constructor-arg>
			<ref bean="dataSource" />
		</constructor-arg>
	</bean>
	
	<!-- Dao -->
	<bean id="abstractDaoLocator" class="lin.dao.AbstractDaoLocator" abstract="true">
		<property name="sessionFactory" ref="sessionFactory"></property>
	</bean>
	
	<bean id="exchangeDaoLocator" class="lin.dao.impl.ExchangeDaoLocator" parent="abstractDaoLocator">
	</bean>

	<bean id="testDaoLocator" class="lin.dao.impl.TestDaoLocator" parent="abstractDaoLocator">
	</bean>

	<!-- Transaction Control  -->
	<bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
		<property name="sessionFactory" ref="sessionFactory"/>
		<property name="defaultTimeout" value="15"/>
		<property name="rollbackOnCommitFailure" value="true"/>
	</bean>
	
	<aop:config>
		<aop:advisor pointcut="execution(* lin.DbTest..*(..))" advice-ref="requiresNewTxAdvice" />
	</aop:config>
	
	<tx:advice id="requiresNewTxAdvice" transaction-manager="transactionManager">
		<tx:attributes>
			<tx:method name="*" propagation="REQUIRES_NEW" />
		</tx:attributes>
	</tx:advice>
</beans>

 

hibernate.cfg.xml

<?xml version="1.0" encoding="UTF-8"?>
<!-- 
	This XML holds the hibernate configuration information.
	RTP uses annotations, so we do not need to maintain hibernate mapping xml files.
	Please add an entry for every domain object here.
-->
<!DOCTYPE hibernate-configuration PUBLIC
    "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
    "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
	<session-factory>
		<!-- Database Settings -->
		<property name="dialect">org.hibernate.dialect.Oracle10gDialect</property>
		<property name="show_sql">false</property>

		<!-- JDBC Settings -->
		<property name="jdbc.use_streams_for_binary">true</property>
		<property name="max_fetch_depth">1</property>
		
		<property name="hibernate.transaction.auto_close_session">true</property>
		<property name="hibernate.transaction.flush_before_completion">true</property>
		
		<mapping class="lin.domain.Exchange" />
		<mapping class="lin.domain.Test" />
		
	</session-factory>
</hibernate-configuration>