mybatis与spring事物处理日志

o.s.web.servlet.DispatcherServlet - DispatcherServlet with name 'o2o' processing GET request for [/o2o/product_1.html]
   o.s.w.s.m.a.DefaultAnnotationHandlerMapping - Matching patterns for request [/product_1.html] are [/product_{id}.*, /product_{id}]
   o.s.w.s.m.a.DefaultAnnotationHandlerMapping - URI Template variables for request [/product_1.html] are {id=1}
   o.s.w.s.m.a.DefaultAnnotationHandlerMapping - Mapping [/product_1.html] to HandlerExecutionChain with handler [com.lovebuy.o2o.controller.ProductController@bdbf8] and 2 interceptors
   o.s.web.servlet.DispatcherServlet - Last-Modified value for [/o2o/product_1.html] is: -1
   o.s.w.b.a.s.HandlerMethodInvoker - Invoking request handler method: public java.lang.String com.lovebuy.o2o.controller.ProductController.get(java.lang.Long,org.springframework.ui.ModelMap)
   o.s.b.f.s.DefaultListableBeanFactory - Returning cached instance of singleton bean 'txManager'
   //创建一个新事物
   o.s.j.d.DataSourceTransactionManager - Creating new transaction with name [com.lovebuy.o2o.service.ProductService.getProduct]: PROPAGATION_REQUIRED,ISOLATION_DEFAULT; ''
   //获得一个连接
   o.s.j.d.DataSourceTransactionManager - Acquired Connection [jdbc:mysql://localhost:6/o2o?useUnicode=true&characterEncoding=UTF-8&zeroDateTimeBehavior=convertToNull, UserName=root@localhost, MySQL-AB JDBC Driver] for JDBC transaction
   //打开jdbc连接
   o.s.j.d.DataSourceTransactionManager - Switching JDBC Connection [jdbc:mysql://localhost:6/o2o?useUnicode=true&characterEncoding=UTF-8&zeroDateTimeBehavior=convertToNull, UserName=root@localhost, MySQL-AB JDBC Driver] to manual commit
   //创建一个sqlsession
   org.mybatis.spring.SqlSessionUtils - Creating a new SqlSession
   //在session上注册事物
   org.mybatis.spring.SqlSessionUtils - Registering transaction synchronization for SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@af]
   o.m.s.t.SpringManagedTransaction - JDBC Connection [jdbc:mysql://localhost:6/o2o?useUnicode=true&characterEncoding=UTF-8&zeroDateTimeBehavior=convertToNull, UserName=root@localhost, MySQL-AB JDBC Driver] will be managed by Spring
   c.l.o.m.ProductMapper.insertProduct - ==>  Preparing: insert into t_product(id, name, price) values (?, ?, ?) 
   c.l.o.m.ProductMapper.insertProduct - ==> Parameters: 0(Long), ???0(String), 0(Long)
   c.l.o.m.ProductMapper.insertProduct - <==    Updates: 1
   //在sesssion上的事物先
   org.mybatis.spring.SqlSessionUtils - Releasing transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@af]
   //从当前事物中取session
   org.mybatis.spring.SqlSessionUtils - Fetched SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@af] from current transaction
   c.l.o.m.P.selectProductByID - ==>  Preparing: select * from t_product where id = ? 
   c.l.o.m.P.selectProductByID - ==> Parameters: 1(Long)
   c.l.o.m.P.selectProductByID - <==      Total: 1
   //Releasing transactional SqlSession ?????
   org.mybatis.spring.SqlSessionUtils - Releasing transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@af]
   //事物提交
   org.mybatis.spring.SqlSessionUtils - Transaction synchronization committing SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@af]
   //注销事物上的session
   org.mybatis.spring.SqlSessionUtils - Transaction synchronization deregistering SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@af]
   org.mybatis.spring.SqlSessionUtils - Transaction synchronization closing SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@af]
   o.s.j.d.DataSourceTransactionManager - Initiating transaction commit
   o.s.j.d.DataSourceTransactionManager - Committing JDBC transaction on Connection [jdbc:mysql://localhost:6/o2o?useUnicode=true&characterEncoding=UTF-8&zeroDateTimeBehavior=convertToNull, UserName=root@localhost, MySQL-AB JDBC Driver]
   o.s.j.d.DataSourceTransactionManager - Releasing JDBC Connection [jdbc:mysql://localhost:6/o2o?useUnicode=true&characterEncoding=UTF-8&zeroDateTimeBehavior=convertToNull, UserName=root@localhost, MySQL-AB JDBC Driver] after transaction
   o.s.jdbc.datasource.DataSourceUtils - Returning JDBC Connection to DataSource
   o.s.b.f.s.DefaultListableBeanFactory - Invoking afterPropertiesSet() on bean with name '/product'
   o.s.web.servlet.DispatcherServlet - Rendering view [org.springframework.web.servlet.view.JstlView: name '/product'; URL [/WEB-INF/jsp//product.jsp]] in DispatcherServlet with name 'o2o'
   o.s.web.servlet.view.JstlView - Added model object 'product' of type [com.lovebuy.o2o.entity.Product] to request in view with name '/product'
   o.s.web.servlet.view.JstlView - Added model object 'org.springframework.validation.BindingResult.product' of type [org.springframework.validation.BeanPropertyBindingResult] to request in view with name '/product'
   o.s.web.servlet.view.JstlView - Forwarding to resource [/WEB-INF/jsp//product.jsp] in InternalResourceView '/product'
   o.s.web.servlet.DispatcherServlet - Successfully completed request
   o.s.b.f.s.DefaultListableBeanFactory - Returning cached instance of singleton bean 'sqlSessionFactory'