spring aop 方法增加日志记录

 package xxxxxxxxxx;

 import java.lang.annotation.ElementType;

 import java.lang.annotation.Retention;

 import java.lang.annotation.RetentionPolicy;

 import java.lang.annotation.Target;

 /**

  * @desc 记录提交参数和返回值

  */

 @Target({ ElementType.METHOD })

 @Retention(RetentionPolicy.RUNTIME)

 public @interface MethodLog {

     /**

      *

      * @desc 描述; 如：短息接口

      */

     String value() default "";

 }

 package xxxxxxx;

 import org.apache.logging.log4j.Logger;

 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.aspectj.lang.reflect.MethodSignature;

 import org.springframework.context.annotation.Configuration;

 import com.yunyihenkey.common.annotation.MethodLog;

 import com.yunyihenkey.common.utils.JacksonUtils;

 import com.yunyihenkey.common.utils.LogUtils;

 /**

  *

  * @desc 拦截方法的入参信息和返回信息

  */

 @Aspect

 @Configuration

 public class MethodLogAop {

     public static final String NULL_STR = "无";

     @Pointcut(value = "@annotation(com.yunyihenkey.common.annotation.MethodLog)")

     public void pointcut() {

     }

     @Around(value = "pointcut()")

     public Object service(ProceedingJoinPoint proceedingJoinPoint) throws Throwable {

         // 获取拦截的方法名

         MethodSignature msig = (MethodSignature) proceedingJoinPoint.getSignature();

         // 获取到注解

         MethodLog auth = msig.getMethod().getAnnotation(MethodLog.class);

         // 获取方法参数

         Object[] objectsArray = proceedingJoinPoint.getArgs();

         // 纳秒时间戳

         long nanoTime = System.nanoTime();

         StringBuilder sb = new StringBuilder().append(nanoTime).append(":::调用").append(auth.value()).append(":::")

                 .append(msig.getDeclaringType().getSimpleName()).append(".").append(msig.getName());

         int end = sb.length();

         Logger logger = LogUtils.getLogger();

         sb.append(":::传入参数:::");

         if (objectsArray == null || objectsArray.length == 0) {

             logger.info(sb.append(NULL_STR).toString());

         } else {

             for (int i = 0, z = objectsArray.length; i < z; i++) {

                 Object obj = objectsArray[i];

                 sb.append(",参数").append(i).append("=").append(

                         obj instanceof CharSequence ? (CharSequence) obj : JacksonUtils.writeValueAsString(obj));

             }

             logger.info(sb.toString());

         }

         // 执行方法

         Object resultObj = proceedingJoinPoint.proceed();

         if (resultObj == null) {

             resultObj = NULL_STR;

         }

         // 删除上一次节点的文字

         sb.delete(end, sb.length());

         logger.info(sb.append(":::返回参数:::")

                 .append(resultObj instanceof CharSequence ? (CharSequence) resultObj

                         : JacksonUtils.writeValueAsString(resultObj))

                 .append("  !!!!!!耗时(ms):").append((System.nanoTime() - nanoTime) / 1000000));

         return resultObj;

     }

 }