Spring配置多个数据连接事务（转)

<beans> 
  
      <bean   id="myDataSource1"   class="org.springframework.jndi.JndiObjectFactoryBean"> 
          <property   name="jndiName   value="java:comp/env/jdbc/myds1"/> 
      </bean> 
  
      <bean   id="myDataSource2"   class="org.springframework.jndi.JndiObjectFactoryBean"> 
          <property   name="jndiName"   value="java:comp/env/jdbc/myds2"/> 
      </bean> 
  
      <bean   id="mySessionFactory1"   class="org.springframework.orm.hibernate.LocalSessionFactoryBean"> 
          <property   name="dataSource"   ref="myDataSource1"/> 
          <property   name="mappingResources"> 
              <list> 
                  <value>product.hbm.xml</value> 
              </list> 
          </property> 
          <property   name="hibernateProperties"> 
              <props> 
                  <prop   key="hibernate.dialect">net.sf.hibernate.dialect.MySQLDialect</prop> 
              </props> 
          </property> 
      </bean> 
  
      <bean   id="mySessionFactory2"   class="org.springframework.orm.hibernate.LocalSessionFactoryBean"> 
          <property   name="dataSource"   ref="myDataSource2"/> 
          <property   name="mappingResources"> 
              <list> 
                  <value>inventory.hbm.xml</value> 
              </list> 
          </property> 
          <property   name="hibernateProperties"> 
              <props> 
                  <prop   key="hibernate.dialect">net.sf.hibernate.dialect.OracleDialect</prop> 
              </props> 
          </property> 
      </bean> 
  
      <bean   id="myTxManager"   class="org.springframework.transaction.jta.JtaTransactionManager"/> 
  
      <bean   id="myProductDao"   class="product.ProductDaoImpl"> 
          <property   name="sessionFactory"   ref="mySessionFactory1"/> 
      </bean> 
  
      <bean   id="myInventoryDao"   class="product.InventoryDaoImpl"> 
          <property   name="sessionFactory"   ref="mySessionFactory2"/> 
      </bean> 
  
      <bean   id="myProductServiceTarget"   class="product.ProductServiceImpl"> 
          <property   name="productDao"   ref="myProductDao"/> 
          <property   name="inventoryDao"   ref="myInventoryDao"/> 
      </bean> 
  
      <bean   id="myProductService" 
              class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean"> 
          <property   name="transactionManager"   ref="myTxManager"/> 
          <property   name="target"   ref="myProductServiceTarget"/> 
          <property   name="transactionAttributes"> 
              <props> 
                  <prop   key="increasePrice*">PROPAGATION_REQUIRED</prop> 
                  <prop   key="someOtherBusinessMethod">PROPAGATION_REQUIRES_NEW</prop> 
                  <prop   key="*">PROPAGATION_SUPPORTS,readOnly</prop> 
              </props> 
          </property> 
      </bean> 
  
  </beans>