spring controller全局校验(JSR-303)、异常拦截AOP

package dhht.seal.extension.config;

import dhht.seal.extension.vo.ResultVO;
import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.springframework.stereotype.Component;
import org.springframework.validation.BindingResult;
import org.springframework.validation.ObjectError;

import java.util.List;

/**
 * @Author: sh
 * @Description:
 * @Version:
 * @Date: 2020/4/4
 */
@Slf4j
@Component
@Aspect
public class ControllerResultAop {
　　　// 此包及其子包下的所有以Controller名称结尾的类下的所有方法
    @Pointcut("execution(* dhht.seal.extension.miniprogram..*Controller.*(..))")
    public void controllerPointCut() {
    }

    @Around(value = "controllerPointCut()")
    public Object around(ProceedingJoinPoint joinPoint) {
        BindingResult bindingResult = null;
        try {
            Object[] args = joinPoint.getArgs();
            if (null != args && args.length > 0) {
                for (Object arg : args) {
                    if (arg instanceof BindingResult) {
                        bindingResult = (BindingResult) arg;
                        break;
                    }
                }
            }
            if (bindingResult != null) {
                List<ObjectError> errors = bindingResult.getAllErrors();
                if (errors.size() > 0) {
                    for (ObjectError error : errors) {
                        return ResultVO.fail(error.getDefaultMessage(),null);
                    }
                }
            }
            return joinPoint.proceed();
        } catch (Throwable throwable) {
            String className = joinPoint.getTarget().getClass().getName();
            Signature signature = joinPoint.getSignature();
            String methodName = signature.getName();
            return ResultVO.fail(className+methodName+"执行失败",null);
        }
    }
}