AOP #spring #java

AopSample.java

import org.aspectj.lang.ProceedingJoinPoint;
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.context.annotation.Profile;
import org.springframework.stereotype.Component;

@Aspect
public class AopSample{
      private Logger logger = LoggerFactory.getLogger(this.getClass());

     @Pointcut("exection()")
    public void executeTime() {
    }

    @Around("executeTime()")
    public Object around(ProceedingJoinPoint joinPoint) throws Throwable {
        long startTime = System.currentTimeMillis();
        try {
            return joinPoint.proceed();
        } finally {
            long timeTaken = System.currentTimeMillis() - startTime;
            logger.info("Time Taken({} ms) by {}", timeTaken, joinPoint);
        }
    } 
  
}