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  • spring+hibernate+JTA 分布式事务的例子

    对于横跨多个Hibernate SessionFacotry的分布式事务,只需简单地将 JtaTransactionManager 同多个 LocalSessionFactoryBean 的定义结合起来作为事务策略。你的每一个DAO通过bean属性得到各自的 SessionFactory 引用。如果所有的底层JDBC数据源都是支持事务的容器,那么只要业务对象使用了 JtaTransactionManager 作为事务策略,它就可以横跨多个DAO和多个session factories来划分事务,而不需要做任何特殊处理。

     1 <beans>
     2 
     3   <bean id="myDataSource1" class="org.springframework.jndi.JndiObjectFactoryBean">
     4     <property name="jndiName" value="java:comp/env/jdbc/myds1"/>
     5   </bean>
     6 
     7   <bean id="myDataSource2" class="org.springframework.jndi.JndiObjectFactoryBean">
     8     <property name="jndiName" value="java:comp/env/jdbc/myds2"/>
     9   </bean>
    10 
    11   <bean id="mySessionFactory1" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
    12     <property name="dataSource" ref="myDataSource1"/>
    13     <property name="mappingResources">
    14       <list>
    15         <value>product.hbm.xml</value>
    16       </list>
    17     </property>
    18     <property name="hibernateProperties">
    19       <value>
    20         hibernate.dialect=org.hibernate.dialect.MySQLDialect
    21         hibernate.show_sql=true
    22       </value>
    23     </property>
    24   </bean>
    25 
    26   <bean id="mySessionFactory2" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
    27     <property name="dataSource" ref="myDataSource2"/>
    28     <property name="mappingResources">
    29       <list>
    30         <value>inventory.hbm.xml</value>
    31       </list>
    32     </property>
    33     <property name="hibernateProperties">
    34       <value>
    35         hibernate.dialect=org.hibernate.dialect.OracleDialect
    36       </value>
    37     </property>
    38   </bean>
    39 
    40   <bean id="myTxManager" class="org.springframework.transaction.jta.JtaTransactionManager"/>
    41 
    42   <bean id="myProductDao" class="product.ProductDaoImpl">
    43     <property name="sessionFactory" ref="mySessionFactory1"/>
    44   </bean>
    45 
    46   <bean id="myInventoryDao" class="product.InventoryDaoImpl">
    47     <property name="sessionFactory" ref="mySessionFactory2"/>
    48   </bean>
    49 
    50   <!-- this shows the Spring 1.x style of declarative transaction configuration -->
    51   <!-- it is totally supported, 100% legal in Spring 2.x, but see also above for the sleeker, Spring 2.0 style -->
    52   <bean id="myProductService"
    53       class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean">
    54     <property name="transactionManager" ref="myTxManager"/>
    55     <property name="target">
    56       <bean class="product.ProductServiceImpl">
    57         <property name="productDao" ref="myProductDao"/>
    58         <property name="inventoryDao" ref="myInventoryDao"/>
    59       </bean>
    60     </property>
    61     <property name="transactionAttributes">
    62       <props>
    63         <prop key="increasePrice*">PROPAGATION_REQUIRED</prop>
    64         <prop key="someOtherBusinessMethod">PROPAGATION_REQUIRES_NEW</prop>
    65         <prop key="*">PROPAGATION_SUPPORTS,readOnly</prop>
    66       </props>
    67     </property>
    68   </bean>
    69 
    70 </beans>
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  • 原文地址:https://www.cnblogs.com/javaleon/p/4001529.html
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