JTA事物

applicationContext.xml

<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:context="http://www.springframework.org/schema/context"
	xmlns:jee="http://www.springframework.org/schema/jee" xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:task="http://www.springframework.org/schema/task"
	xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.2.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-3.2.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-3.2.xsd">

	<context:component-scan base-package="com.ajita.*" />
	<tx:annotation-driven />
	<tx:jta-transaction-manager />

	<bean id="dataSourceA" class="com.atomikos.jdbc.AtomikosDataSourceBean"
		init-method="init" destroy-method="close">
		<property name="uniqueResourceName">
			<value>DataSourceA</value>
		</property>
		<property name="xaDataSourceClassName">
			<value>com.mysql.jdbc.jdbc2.optional.MysqlXADataSource</value>
		</property>
		<property name="xaProperties">
			<props>
				<prop key="databaseName">test</prop>
				<prop key="serverName">127.0.0.1</prop>
				<prop key="port">3306</prop>
				<prop key="user">root</prop>
				<prop key="password">123456</prop>
				<prop key="url">jdbc:mysql://127.0.0.1:3306/test</prop>
			</props>
		</property>
		<property name="minPoolSize">
			<value>1</value>
		</property>
	</bean>

	<bean id="dataSourceB" class="com.atomikos.jdbc.AtomikosDataSourceBean"
		init-method="init" destroy-method="close">
		<property name="uniqueResourceName">
			<value>DataSourceB</value>
		</property>
		<property name="xaDataSourceClassName">
			<value>net.sourceforge.jtds.jdbcx.JtdsDataSource</value>
		</property>
		<property name="xaProperties">
			<props>
				<prop key="databaseName">SimpleDB</prop>
				<prop key="serverName">127.0.0.1</prop>
				<prop key="portNumber">1434</prop>
				<prop key="user">sa</prop>
				<prop key="password">123456</prop>
			</props>
		</property>
		<property name="minPoolSize">
			<value>1</value>
		</property>
	</bean>

	<bean id="entityManagerFactoryA"
		class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
		<property name="persistenceXmlLocation">
			<value>classpath*:persistence.xml</value>
		</property>
		<property name="persistenceUnitName" value="PersistenceUnitA" />
		<property name="dataSource" ref="dataSourceA" />
		<property name="jpaVendorAdapter">
			<bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">
				<property name="showSql" value="true" />
				<property name="databasePlatform" value="org.hibernate.dialect.MySQL5InnoDBDialect" />
			</bean>
		</property>
	</bean>

	<bean id="entityManagerFactoryB"
		class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
		<property name="persistenceXmlLocation">
			<value>classpath*:persistence.xml</value>
		</property>
		<property name="persistenceUnitName" value="PersistenceUnitB" />
		<property name="dataSource" ref="dataSourceB" />
		<property name="jpaVendorAdapter">
			<bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter">
				<property name="showSql" value="true" />
				<property name="databasePlatform" value="org.hibernate.dialect.SQLServerDialect" />
			</bean>
		</property>
	</bean>

	<bean id="atomikosTransactionManager" class="com.atomikos.icatch.jta.UserTransactionManager"
		init-method="init" destroy-method="close">
		<property name="forceShutdown" value="false" />
	</bean>

	<bean id="atomikosUserTransaction" class="com.atomikos.icatch.jta.J2eeUserTransaction">
		<property name="transactionTimeout" value="300" />
	</bean>

	<bean id="transactionManager"
		class="org.springframework.transaction.jta.JtaTransactionManager"
		depends-on="atomikosTransactionManager,atomikosUserTransaction">
		<property name="transactionManager" ref="atomikosTransactionManager" />
		<property name="userTransaction" ref="atomikosUserTransaction" />
		<property name="allowCustomIsolationLevels" value="true" />
	</bean>

</beans>

 persistence.xml

 

<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0"
	xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/persistence 
  http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">

	<persistence-unit name="PersistenceUnitA"
		transaction-type="JTA">
		<class>com.ajita.jta.entity.MySqlUser</class>
		<properties>
			<property name="hibernate.transaction.manager_lookup_class"
				value="com.atomikos.icatch.jta.hibernate3.TransactionManagerLookup" />
			<property name="hibernate.transaction.factory_class"
				value="org.hibernate.transaction.CMTTransactionFactory" />
		</properties>
	</persistence-unit>

	<persistence-unit name="PersistenceUnitB"
		transaction-type="JTA">
		<class>com.ajita.jta.entity.SQLServerUser</class>
		<properties>
			<property name="hibernate.transaction.manager_lookup_class"
				value="com.atomikos.icatch.jta.hibernate3.TransactionManagerLookup" />
			<property name="hibernate.transaction.factory_class"
				value="org.hibernate.transaction.CMTTransactionFactory" />
		</properties>
	</persistence-unit>

</persistence>

 Main.java

 

package com.ajita.jta;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.FileSystemXmlApplicationContext;

import com.ajita.jta.service.UserService;

public class Main {

	public static void main(String[] args) {
		try {
			ApplicationContext ctx = new FileSystemXmlApplicationContext(
					"classpath:applicationContext.xml");
			UserService userService = ctx.getBean("userService",
					UserService.class);
			userService.saveUser("hwwang2222222222222", "123");
		} catch (Exception ex) {
			ex.printStackTrace();
		}
	}
}

 UserService.java

package com.ajita.jta.service;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import com.ajita.jta.dao.MySqlUserDao;
import com.ajita.jta.dao.SQLServerUserDao;
import com.ajita.jta.entity.MySqlUser;
import com.ajita.jta.entity.SQLServerUser;

@Service
public class UserService {
	@Autowired
	private MySqlUserDao mysqlJpaDao;
	@Autowired
	private SQLServerUserDao sqlserverJpaDao;
	
	@Transactional
	public boolean saveUser(String username,String password){
		MySqlUser user1=new MySqlUser();
		user1.setUsername(username);
		user1.setPassword(password);
		
		mysqlJpaDao.save(user1);
		
		SQLServerUser user2=new SQLServerUser();
		user2.setUsername(username);
		sqlserverJpaDao.save(user2);
		return true;
	}
}

 SQLServerUserDao.java

package com.ajita.jta.dao;

import java.util.Collection;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import org.springframework.stereotype.Repository;

@Repository("sqlserverJpaDao")
public class SQLServerUserDao {
	@PersistenceContext(unitName = "PersistenceUnitB")
	private EntityManager entityManager;

	public EntityManager getEntityManager() {
		return entityManager;
	}

	public void setEntityManager(EntityManager entityManager) {
		this.entityManager = entityManager;
	}

	public void save(Object entity) {
		entityManager.persist(entity);
	}

	public void update(Object entity) {
		entityManager.merge(entity);
	}

	public <T> void saveAll(Collection<T> entities) {
		for (T entity : entities) {
			save(entity);
		}
	}

	public void delete(Object entity) {
		entityManager.remove(entity);
	}

	public <T> void deleteAll(Collection<T> entities) {
		for (T entity : entities) {
			delete(entity);
		}
	}

}

 MySqlUserDao.java

package com.ajita.jta.dao;

import java.util.Collection;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import org.springframework.stereotype.Repository;

@Repository("mysqlJpaDao")
public class MySqlUserDao {
	@PersistenceContext(unitName = "PersistenceUnitA")
	private EntityManager entityManager;

	public EntityManager getEntityManager() {
		return entityManager;
	}

	public void setEntityManager(EntityManager entityManager) {
		this.entityManager = entityManager;
	}

	public void save(Object entity) {
		entityManager.persist(entity);
	}

	public void update(Object entity) {
		entityManager.merge(entity);
	}

	public <T> void saveAll(Collection<T> entities) {
		for (T entity : entities) {
			save(entity);
		}
	}

	public void delete(Object entity) {
		entityManager.remove(entity);
	}

	public <T> void deleteAll(Collection<T> entities) {
		for (T entity : entities) {
			delete(entity);
		}
	}

}

 SQLServerUser.java

package com.ajita.jta.entity;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;

@Entity
@Table(name = "UserSyn")
public class SQLServerUser {
	@Id
	@Column(name = "ID")
	@GeneratedValue(strategy = GenerationType.IDENTITY)
	private int id;
	@Column(name = "Name")
	private String username;
	
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getUsername() {
		return username;
	}
	public void setUsername(String username) {
		this.username = username;
	}
}

 MySqlUser.java

package com.ajita.jta.entity;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;

@Entity
@Table(name = "user_table")
public class MySqlUser {
	@Id
	@Column(name="ID")
	@GeneratedValue(strategy=GenerationType.IDENTITY)
	private int id;
	@Column(name="UserName")
	private String username;
	@Column(name="Password")
	private String password;
	
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getUsername() {
		return username;
	}
	public void setUsername(String username) {
		this.username = username;
	}
	public String getPassword() {
		return password;
	}
	public void setPassword(String password) {
		this.password = password;
	}
}