package com.hx.other.service.config;
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import com.fasterxml.jackson.databind.exc.InvalidFormatException;
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import com.hx.exception.ParamException;
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import com.hx.exception.ServiceException;
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import com.hx.exception.TipsException;
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import com.hx.resultTool.ResponseCode;
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import com.hx.resultTool.Result;
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import lombok.extern.slf4j.Slf4j;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.http.converter.HttpMessageNotReadableException;
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import org.springframework.jdbc.BadSqlGrammarException;
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import org.springframework.validation.BindException;
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import org.springframework.validation.BindingResult;
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import org.springframework.web.bind.MethodArgumentNotValidException;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.RestControllerAdvice;
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import org.springframework.web.method.annotation.MethodArgumentTypeMismatchException;
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import javax.servlet.ServletException;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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/**
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* 统一异常处理中心
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*
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* @Author: cmg
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* @Date: 2023/4/23 10:29
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*/
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@RestControllerAdvice
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@Slf4j
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public class GlobalExceptionHandler {
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/**
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* 参数校验错误异常
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*
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* @param e MethodArgumentNotValidException|BindException
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* @return ResponseData
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*/
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@ExceptionHandler(value = {BindException.class, MethodArgumentNotValidException.class})
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public Result bindExceptionHandler(Exception e) {
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BindingResult bindingResult;
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if (e instanceof BindException) {
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bindingResult = ((BindException) e).getBindingResult();
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} else {
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bindingResult = ((MethodArgumentNotValidException) e).getBindingResult();
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}
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StringBuilder stringBuilder = new StringBuilder();
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bindingResult.getAllErrors().forEach(
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objectError ->
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stringBuilder.append(",").append(objectError.getDefaultMessage())
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);
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String errorMessage = stringBuilder.toString();
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errorMessage = errorMessage.substring(1, errorMessage.length());
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log.error(getExceptionInformation(e));
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return Result.failure(ResponseCode.ERROR_PARAMS_VALIDATOR,errorMessage);
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}
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/**
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* 捕获统一提示异常
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*
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* @param e AbstractGlobalException
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* @return ResponseData
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*/
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@ExceptionHandler(value = TipsException.class)
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public Result customExceptionHandler(TipsException e) {
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//和爷要求删除
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// e.printStackTrace();
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// logger.error(getExceptionInformation(e));
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return Result.failure(ResponseCode.ERROR_TIPS,e.getMessage());
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}
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/**
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* 捕获统一业务/判断异常
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*
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* @param e AbstractGlobalException
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* @return ResponseData
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*/
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@ExceptionHandler(value = ServiceException.class)
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public Result customExceptionHandler(ServiceException e) {
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e.printStackTrace();
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log.error(getExceptionInformation(e));
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return Result.failure(ResponseCode.ERROR_SERVICE_VALIDATOR,e.getMessage());
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}
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/**
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* 捕获统一业务/判断异常
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*
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* @param e AbstractGlobalException
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* @return ResponseData
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*/
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@ExceptionHandler(value = ParamException.class)
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public Result customExceptionHandler(ParamException e) {
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//e.printStackTrace();
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//logger.error(getExceptionInformation(e));
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return Result.failure(ResponseCode.ERROR_PARAMS_VALIDATOR,e.getMessage());
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}
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/**
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* 捕获body空报错异常和入参类型异常
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*
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* @param e AbstractGlobalException
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* @return ResponseData
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*/
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@ExceptionHandler(value = HttpMessageNotReadableException.class)
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public Result customHttpMessageNotReadableException(HttpMessageNotReadableException e) {
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if(e.getCause() instanceof InvalidFormatException){
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//入参类型错误
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return Result.failure(ResponseCode.ERROR_PARAMS_VALIDATOR,"参数类型错误:"+((InvalidFormatException) e.getCause()).getOriginalMessage());
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}
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return Result.failure(ResponseCode.ERROR_TIPS,"传参结构不能为空！");
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}
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/**
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* 捕获未知异常
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*
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* @param e Exception
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* @return ResponseData
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*/
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@ExceptionHandler(value = Exception.class)
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public Result commonExceptionHandler(Exception e) throws ServletException {
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String errMsg = "系统错误！";
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if (e instanceof ServletException) {
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throw (ServletException) e;
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}else if(e instanceof ArrayIndexOutOfBoundsException){
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errMsg = "系统错误(sizeErr)！";
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}else if(e instanceof FileNotFoundException){
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errMsg = "系统错误(fileNot)！";
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}else if(e instanceof IOException){
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errMsg = "系统错误(IO)！";
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}else if(e instanceof NullPointerException){
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errMsg = "系统错误(null)！";
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}else if(e instanceof BadSqlGrammarException){
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errMsg = "系统错误(sql)！";
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}else if(e instanceof MethodArgumentTypeMismatchException){
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errMsg = "系统错误(参数类型错误)！";
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} else if (e instanceof HttpMessageNotReadableException){
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errMsg = "参数格式错误01!";
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}else if (e.getCause() instanceof InvalidFormatException){
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errMsg = "参数格式错误02!";
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}
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log.error(getExceptionInformation(e));
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return Result.failure(ResponseCode.ERROR_SYSTEM, errMsg);
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}
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/**
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* 获取异常信息
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* @param ex
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* @return
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*/
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public static String getExceptionInformation(Exception ex){
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String sOut = ex.getMessage() + "\r\n";
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StackTraceElement[] trace = ex.getStackTrace();
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for (StackTraceElement s : trace) {
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sOut += "\tat " + s + "\r\n";
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}
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return sOut;
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};
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}
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