开放log信息，观察spring事务-优快云博客

本文链接：https://blog.youkuaiyun.com/iteye_19410/article/details/81804894

本文展示了如何配置Log4j以记录不同组件的日志级别，并提供了详细的调试级别日志输出样例，有助于理解事务拦截器及数据库交互的内部工作流程。

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设计log4j输出级别：

org.springframework.transaction.interceptor.TransactionInterceptor = DEBUG

org.hibernate.transaction = DEBUG

样例：

2010-01-04 14:46:48 [http-80-Processor2] DEBUG TransactionInterceptor:222 - Getting transaction for com.seeyon.v3x.common.logonlog.manager.LogonLogManagerImpl.updateOnlineTime

2010-01-04 14:46:48 [http-80-Processor2] DEBUG JDBCTransaction:54 - begin

2010-01-04 14:46:48 [http-80-Processor2] DEBUG JDBCTransaction:59 - current autocommit status: true

2010-01-04 14:46:48 [http-80-Processor2] DEBUG JDBCTransaction:62 - disabling autocommit

2010-01-04 14:46:48 [http-80-Processor2] DEBUG SQL:346 -
……

2010-01-04 14:46:48 [http-80-Processor2] DEBUG TransactionInterceptor:265 - Invoking commit for transaction on com.seeyon.v3x.common.logonlog.manager.LogonLogManagerImpl.updateOnlineTime

2010-01-04 14:46:48 [http-80-Processor2] DEBUG JDBCTransaction:103 - commit

2010-01-04 14:46:48 [http-80-Processor2] DEBUG JDBCTransaction:193 - re-enabling autocommit

2010-01-04 14:46:48 [http-80-Processor2] DEBUG JDBCTransaction:116 - committed JDBC Connection