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Import Org.apache.ibatis.logging. LogFactory

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Articles by Import Org.apache.ibatis.logging. LogFactory

Mybatis 拦截器（Mybatis插件原理）

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By import org.apache.ibatis.executor.Executor, import org.apache.ibatis.mapping.Bound Sql, import org.apache.ibatis.logging.Log, Import Org.apache.ibatis.logging. LogFactory
| CSDN
Mybatis为我们提供了拦截器机制用于插件的开发，使用拦截器可以无侵入的开发Mybatis插件，Mybatis允许我们在SQL执行的过程中进行拦截，提供了以下可供拦截的接口： Executor：执行器 ParameterHandler：参数处理器 StatementHandler：语句处理器 ResultSetHandler：结果集处理器 本篇我们使用拦截器统计查询语句的执行时间： 一、执行时间拦截器 在cn.horse.demo下创建QueryExecuteTimeInterceptor类 QueryExecuteTimeInterceptor类： package cn.horse.demo; import org.apache.ibatis.cache.CacheKey; import org.apache.ibatis.executor.Executor; import org.apache.ibatis.logging.Log; import org.apache.ibatis.logging.LogFactory; import...
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