SpringBootでAOPを使ってsql消耗を監視します。

原文:http://blog.csdn.net/eacter/article/details/56016126
aop依存を追加

<dependency>
    <groupId>org.springframework.bootgroupId>
    <artifactId>spring-boot-starter-aopartifactId>
dependency>

1 2 3 4 写面類

package com.mycompany.financial.nirvana.core.aspect;

import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;

import java.util.Arrays;

/**
 *   aop  Mapper    
 * Created by me on 2017/2/20.
 */
@Aspect
@Component
public class MapperAspect {
    private static final Logger logger = LoggerFactory.getLogger(MapperAspect.class);

    @AfterReturning("execution(* com.mycompany.financial.nirvana..*Mapper.*(..))")
    public void logServiceAccess(JoinPoint joinPoint) {
        logger.info("Completed: " + joinPoint);
    }


    /**
     *   com.caiyi.financial.nirvana..*Mapper        public  
     */
    @Pointcut("execution(* com.mycompany.financial.nirvana..*Mapper.*(..))")
    private void pointCutMethod() {
    }

    /**
     *       
     * @param pjp
     * @return
     * @throws Throwable
     */
    @Around("pointCutMethod()")
    public Object doAround(ProceedingJoinPoint pjp) throws Throwable {
        long begin = System.nanoTime();
        Object obj = pjp.proceed();
        long end = System.nanoTime();

        logger.info("  Mapper  ：{}，
  ：{}，
    ：{}  ，\r
  ：{}  ",
                pjp.getSignature().toString(), Arrays.toString(pjp.getArgs()),
                (end - begin), (end - begin) / 1000000);
        return obj;
    }
}

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