日志切片

import java.util.Arrays;

import javax.servlet.http.HttpServletRequest;

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.Before; import
org.aspectj.lang.annotation.Pointcut; import org.slf4j.Logger; import
org.slf4j.LoggerFactory; import
org.springframework.stereotype.Component; import
org.springframework.web.context.request.RequestContextHolder; import
org.springframework.web.context.request.ServletRequestAttributes;
@Aspect @Component public class WebLogAspect {
private static final Logger logger = LoggerFactory.getLogger(WebLogAspect.class);

@Pointcut("execution( * com.dataservice..controller.*.*(..))")//两个..代表所有子目录，最后括号里的两个..代表所有参数
public void logPointCut() {
}


@Before("logPointCut()")
public void doBefore(JoinPoint joinPoint) throws Throwable {
    // 接收到请求，记录请求内容
    ServletRequestAttributes attributes = (ServletRequestAttributes)RequestContextHolder.getRequestAttributes();
    HttpServletRequest request = attributes.getRequest();

    // 记录下请求内容
    logger.info("请求地址 : " + request.getRequestURL().toString());
    logger.info("HTTP METHOD : " + request.getMethod());
    // 获取真实的ip地址
    //logger.info("IP : " + IPAddressUtil.getClientIpAddress(request));
    logger.info("CLASS_METHOD : " + joinPoint.getSignature().getDeclaringTypeName() + "."
            + joinPoint.getSignature().getName());
    logger.info("参数 : " + Arrays.toString(joinPoint.getArgs())); //        loggger.info("参数 : " + joinPoint.getArgs());

}

@AfterReturning(returning = "ret", pointcut = "logPointCut()")// returning的值和doAfterReturning的参数名一致
public void doAfterReturning(Object ret) throws Throwable {
    // 处理完请求，返回内容(返回值太复杂时，打印的是物理存储空间的地址)
    logger.debug("返回值 : " + ret);
}

@Around("logPointCut()")
public Object doAround(ProceedingJoinPoint pjp) throws Throwable {
    long startTime = System.currentTimeMillis();
    Object ob = pjp.proceed();// ob 为方法的返回值
    logger.info("耗时 : " + (System.currentTimeMillis() - startTime));
    return ob;
} }