package com.ycl.jxkg.config.spring.exception;
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import com.fasterxml.jackson.core.JsonProcessingException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.ycl.jxkg.base.Result;
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import com.ycl.jxkg.base.SystemCode;
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import com.ycl.jxkg.utils.ErrorUtil;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.http.HttpStatus;
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import org.springframework.validation.BindException;
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import org.springframework.validation.FieldError;
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import org.springframework.web.HttpRequestMethodNotSupportedException;
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import org.springframework.web.bind.MethodArgumentNotValidException;
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import org.springframework.web.bind.annotation.ControllerAdvice;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.ResponseBody;
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import javax.servlet.http.HttpServletRequest;
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import java.util.List;
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import java.util.stream.Collectors;
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/**
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* @version 3.5.0
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* @description: The type Exception handle.
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* Copyright (C), 2020-2024, 武汉思维跳跃科技有限公司
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* @date 2021/12/25 9:45
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*/
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@ControllerAdvice
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public class ExceptionHandle {
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private final static Logger logger = LoggerFactory.getLogger(ExceptionHandle.class);
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/**
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* 公司项目的包结构，用于缩短错误日志的长度
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*/
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private final static String COMPANY_PACKAGE = "com.ycl.jxkg.";
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/**
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* Handler rest response.
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*
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* @param e the e
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* @return the rest response
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*/
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@ExceptionHandler(Exception.class)
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@ResponseBody
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public Result handler(Exception e, HttpServletRequest request) {
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String errMsg = String.format("系统异常-%s", e.getMessage());
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this.printExceptionLocation(e, request, errMsg);
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return new Result<>(SystemCode.InnerError.getCode(), SystemCode.InnerError.getMessage());
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}
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/**
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* JSON传参数据校验异常
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*
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* @param e
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* @param request
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* @return
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* @throws JsonProcessingException
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*/
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@ExceptionHandler(MethodArgumentNotValidException.class)
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public Result handleMethodArgumentNotValidException(MethodArgumentNotValidException e,
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HttpServletRequest request) throws JsonProcessingException {
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List<String> err = e.getBindingResult().getAllErrors().stream().map(error -> error.getDefaultMessage()).collect(Collectors.toList());
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String s = new ObjectMapper().writeValueAsString(err);
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String errMsg = String.format("参数校验失败-%s", s);
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this.printExceptionLocation(e, request, errMsg);
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return Result.fail(HttpStatus.INTERNAL_SERVER_ERROR.value(), s);
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}
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/**
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* Handler rest response.
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*
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* @param e the e
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* @return the rest response
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*/
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@ExceptionHandler(BindException.class)
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@ResponseBody
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public Result handler(BindException e) {
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String errorMsg = e.getBindingResult().getAllErrors().stream().map(file -> {
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FieldError fieldError = (FieldError) file;
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return ErrorUtil.parameterErrorFormat(fieldError.getField(), fieldError.getDefaultMessage());
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}).collect(Collectors.joining());
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return new Result<>(SystemCode.ParameterValidError.getCode(), errorMsg);
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}
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/**
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* 请求方式不支持异常
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*
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* @param e
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* @param request
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* @return
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*/
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@ExceptionHandler(HttpRequestMethodNotSupportedException.class)
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public Result handleHttpRequestMethodNotSupported(HttpRequestMethodNotSupportedException e,
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HttpServletRequest request) {
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String errMSg = String.format("不支持%s请求", e.getMethod());
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this.printExceptionLocation(e, request, errMSg);
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return Result.fail(HttpStatus.INTERNAL_SERVER_ERROR.value(), e.getMessage());
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}
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/**
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* 打印异常出现位置
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*
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* @param e
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*/
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private void printExceptionLocation(Throwable e, HttpServletRequest request, String errMsg) {
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StackTraceElement stackTraceElement = e.getStackTrace()[0];
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String className = stackTraceElement.getClassName().contains(COMPANY_PACKAGE) ?
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stackTraceElement.getClassName().split(COMPANY_PACKAGE)[1] : stackTraceElement.getClassName();
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logger.error("接口：【{}】, 异常类：【{}】，方法：【{}】，所在行：【{}】, 错误信息：【{}】",
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request.getRequestURI(),
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className,
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stackTraceElement.getMethodName(),
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stackTraceElement.getLineNumber(),
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errMsg);
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}
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}
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