controller 인터페이스에 접근하기 전에 수정 방법을 입력하십시오. 파라미터는 대상입니다. (예: @@RequestBody HttpHeaders headers)

알림을 둘러싸서 할 수 있습니다.

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.springframework.http.HttpHeaders;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;

/**
 * @Author: NJ
 * @Description:  ， header
 * @Date: 2019/8/28
 */
@Component
@Aspect
public class AnnotationAspect {

    @Pointcut("@annotation(com.annotation.ChangeHeader)")
    private void cutMethod() {

    }


    /**
     *  ， header  @ChangeHeader header
     *  controller 
     * @param pjp
     * @return
     * @throws Throwable
     */
    @Around("cutMethod()")
    public Object changeHeader(ProceedingJoinPoint pjp) throws Throwable{
        // 
        Object[] args = pjp.getArgs();
        ReturnMsg returnMsg = new ReturnMsg<>();

        try {
            for(int i = 0; i < args.length; i++){
                if(args[i] instanceof  HttpHeaders){
                    HttpHeaders paramValue = (HttpHeaders)args[i];
					/**   **/
                    paramValue.set("loginUserName",“ header ”);
                    /**   **/
                    args[i] = paramValue;
                    
                }
            }
        }catch (Exception e){
            /**  ， json   **/
            e.printStackTrace();
            returnMsg.handleException(e);
            return returnMsg;
        }

        /**  ，  **/
        Object retVal = pjp.proceed(args)
        return retVal;
    }
}

 @Pointcut("execution(public * com..project.web..*(..))")
  controller，