下面是我的配置文件

    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
		destroy-method="close">
		<property name="driverClassName" value="${db.driver}" />
		<property name="url" value="${db.url}" />
		<property name="username" value="${db.username}" />
		<property name="password" value="${db.password}" />
		<property name="maxActive" value="100" />
		<property name="maxIdle" value="20" />
		<property name="maxWait" value="10000" />
    </bean>
 <!-- (事务管理)transaction manager, use JtaTransactionManager for global tx -->
    <bean id="transactionManager"
        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource" />
    </bean>

    <tx:advice id="baseServiceAdvice"  transaction-manager="transactionManager">
    	<tx:attributes>
    		<tx:method name="save*"  propagation="REQUIRED"/>
    		<tx:method name="add*"  propagation="REQUIRED"/>
    		<tx:method name="update*"  propagation="REQUIRED"/>
    		<tx:method name="delete*"  propagation="REQUIRED"/>
    		<tx:method name="remove*"  propagation="REQUIRED"/>
    		<tx:method name="*" propagation="REQUIRED" rollback-for="Exception"/>
    	</tx:attributes>
    </tx:advice>

    <aop:config>
    	<aop:pointcut id="baseServiceMethod"  expression="execution(* com.guogong.weixin.service.impl.*.*(..))"/>
    	<aop:advisor pointcut-ref="baseServiceMethod"  advice-ref="baseServiceAdvice"/>
    </aop:config>

      <!-- 创建SqlSessionFactory，同时指定数据源 -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <property name="mapperLocations" value="classpath:com/guogong/weixin/dao/sqlmaps/*.xml"/>
    </bean>  

下面是我的session工厂java代码

@Autowired
public void setSqlSessionFactory(SqlSessionFactory sqlSessionFactory) {
this.sqlSessionFactory = sqlSessionFactory;
this.sqlSessionTemplate = new SqlSessionTemplate(sqlSessionFactory);
}

public SqlSessionTemplate getSqlSessionTemplate() {
return sqlSessionTemplate;
}

public void save(E entity) {
prepareObjectForSaveOrUpdate(entity);
@SuppressWarnings("unused")
int affectCount = getSqlSessionTemplate().insert(getInsertStatement(),
		entity);
}

public void update(E entity) {
prepareObjectForSaveOrUpdate(entity);
@SuppressWarnings("unused")
int affectCount = getSqlSessionTemplate().update(getUpdateStatement(),
		entity);
}

下面是我的DAO java代码

	@Override
	public void saveOrUpdate(TInfo entity) throws DataAccessException {
		if(entity.getId() == null){
			entity.setId(8888);
			save(entity);
		} else {
			update(entity);
		}
	}

下面是我的service java代码

	@Override
	public void saveOrUpdate(TInfo entity) {
		tInfoDaoM.saveOrUpdate(entity);
		Integer.parseInt("qwe");
	}