repal-service/src/main/java/com/winhc/repal/exception/ExceptionHandle.java

package com.winhc.repal.exception;

import com.winhc.common.base.BeanResponse;
import com.winhc.common.enums.CodeMsg;
import com.winhc.common.exception.CommonException;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindException;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;


/**
 * @description: 全局异常捕获
 * @author: yujie
 * @date 2019/4/24 10:07
 */
@Slf4j
@RestControllerAdvice
public class ExceptionHandle {

    /**
     * 异常捕获
     * @param exception 异常
     * @return
     */
    @ExceptionHandler(value = Exception.class)
    public BeanResponse<Void> exceptionHandle(Exception exception) {
        log.error("系统异常", exception);
        return BeanResponse.error(CodeMsg.FAILED);
    }

    /**
     * 通用异常捕获
     * @param commonException 通用异常
     * @return
     */
    @ExceptionHandler(value = CommonException.class)
    public BeanResponse<Void> commonExceptionHandle(CommonException commonException) {
        //log.info(commonException.getMessage(), commonException);
        return BeanResponse.error(CodeMsg.FAILED.getCode(), commonException.getMessage());
    }

    /**
     * 参数校验异常绑定
     * @param bindException 绑定异常
     * @return
     */
    @ExceptionHandler(value = BindException.class)
    public BeanResponse<Void> bindExceptionHandle(BindException bindException) {
        StringBuilder msgBuilder = new StringBuilder();
        bindException.getBindingResult().getFieldErrors().forEach(error -> msgBuilder.append(error.getDefaultMessage()));
        //bindException.getFieldErrors().forEach(error -> msgBuilder.append(error.getField()).append(":")
        //        .append(error.getDefaultMessage()).append("/"));
        //msgBuilder.deleteCharAt(msgBuilder.lastIndexOf("/"));
        String errorMsg = msgBuilder.toString();
        log.error("参数异常:" + errorMsg);
        return BeanResponse.error(CodeMsg.VALIDATE_PARAMETER.getCode(), errorMsg);
    }

    /**
     * 参数校验异常绑定
     * @param ex 绑定异常
     * @return
     */
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public BeanResponse<Void> argumentNotValid(MethodArgumentNotValidException ex) {
        StringBuilder msgBuilder = new StringBuilder();
        //ex.getBindingResult().getFieldErrors().forEach(error -> msgBuilder.append(error.getField()).append(":")
                //.append(error.getDefaultMessage()).append("/"));
        ex.getBindingResult().getFieldErrors().forEach(error -> msgBuilder.append(error.getDefaultMessage()));
        //msgBuilder.deleteCharAt(msgBuilder.lastIndexOf("/"));
        String errorMsg = msgBuilder.toString();
        log.error("参数异常:" + errorMsg);
        return BeanResponse.error(CodeMsg.VALIDATE_PARAMETER.getCode(), errorMsg);
    }


    /**
     * 参数校验异常绑定
     * @param ex 绑定异常
     * @return
     */
    @ExceptionHandler(value = {IllegalArgumentException.class})
    public BeanResponse<Void> argumentException(RuntimeException ex) {
        log.error("IllegalArgumentException:" + ex.getMessage());
        return BeanResponse.error(CodeMsg.VALIDATE_PARAMETER.getCode(), ex.getMessage());
    }
}