spring基于注释的aop

 

import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
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.springframework.stereotype.Component;


@Aspect
@Component
public class ServiceSlowInterceptor {

	private Log logger = LogFactory.getLog(ServiceSlowInterceptor.class);

	@Pointcut("execution(* com.xuyi..dao..*(..))")
	public void logger() {
	}

	@Around("com.xuyi.ServiceSlowInterceptor.logger()")
	public Object invoke(ProceedingJoinPoint pjp) throws Throwable {

		Object result = null;

		Date startDate = null;

		Map<String, Object> infoMap = null;

		String targetName = null;

		if (logger.isDebugEnabled()) {

			targetName = String.valueOf(pjp);

			infoMap = new HashMap<String, Object>();

			Object[] argArray = pjp.getArgs();
			for (int i = 0; i < argArray.length; i++) {
				infoMap.put(String.valueOf(i), argArray[i]);
			}

			startDate = new Date();
		}

		try {
			// 执行处理
			result = pjp.proceed();

		} finally {

			if (logger.isDebugEnabled()) {
				Date endDate = new Date();

				if (endDate.getTime() - startDate.getTime() > 60000) {
					logger.debug("方法:" + targetName + "处理时间属于系统缓慢时间设定:" + infoMap);
				}
			}
		}
		return result;
	}
}