feat: 全量提交
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horizons
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package com.youlai.system.common.exception;
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import cn.hutool.core.util.StrUtil;
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import com.fasterxml.jackson.core.JsonProcessingException;
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import com.youlai.system.common.result.Result;
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import com.youlai.system.common.result.ResultCode;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.TypeMismatchException;
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import org.springframework.context.support.DefaultMessageSourceResolvable;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.converter.HttpMessageNotReadableException;
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import org.springframework.validation.BindException;
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import org.springframework.web.bind.MethodArgumentNotValidException;
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import org.springframework.web.bind.MissingServletRequestParameterException;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.ResponseStatus;
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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 org.springframework.web.servlet.NoHandlerFoundException;
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import javax.servlet.ServletException;
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import javax.validation.ConstraintViolation;
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import javax.validation.ConstraintViolationException;
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import java.sql.SQLSyntaxErrorException;
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import java.util.concurrent.CompletionException;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import java.util.stream.Collectors;
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/**
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* 全局系统异常处理
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* 调整异常处理的HTTP状态码，丰富异常处理类型
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*
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* @author hxrui
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* @author Gadfly
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* @date 2020-02-25 13:54
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* <p>
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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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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(BindException.class)
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public <T> Result<T> processException(BindException e) {
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log.error("BindException:{}", e.getMessage());
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String msg = e.getAllErrors().stream().map(DefaultMessageSourceResolvable::getDefaultMessage).collect(Collectors.joining("；"));
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return Result.failed(ResultCode.PARAM_ERROR, msg);
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}
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/**
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* RequestParam参数的校验
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*
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* @param e
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* @param <T>
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* @return
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*/
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(ConstraintViolationException.class)
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public <T> Result<T> processException(ConstraintViolationException e) {
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log.error("ConstraintViolationException:{}", e.getMessage());
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String msg = e.getConstraintViolations().stream().map(ConstraintViolation::getMessage).collect(Collectors.joining("；"));
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return Result.failed(ResultCode.PARAM_ERROR, msg);
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}
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/**
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* RequestBody参数的校验
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*
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* @param e
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* @param <T>
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* @return
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*/
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(MethodArgumentNotValidException.class)
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public <T> Result<T> processException(MethodArgumentNotValidException e) {
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log.error("MethodArgumentNotValidException:{}", e.getMessage());
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String msg = e.getBindingResult().getAllErrors().stream().map(DefaultMessageSourceResolvable::getDefaultMessage).collect(Collectors.joining("；"));
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return Result.failed(ResultCode.PARAM_ERROR, msg);
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}
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@ResponseStatus(HttpStatus.NOT_FOUND)
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@ExceptionHandler(NoHandlerFoundException.class)
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public <T> Result<T> processException(NoHandlerFoundException e) {
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log.error(e.getMessage(), e);
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return Result.failed(ResultCode.RESOURCE_NOT_FOUND);
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}
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/**
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* MissingServletRequestParameterException
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*/
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(MissingServletRequestParameterException.class)
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public <T> Result<T> processException(MissingServletRequestParameterException e) {
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log.error(e.getMessage(), e);
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return Result.failed(ResultCode.PARAM_IS_NULL);
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}
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/**
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* MethodArgumentTypeMismatchException
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*/
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(MethodArgumentTypeMismatchException.class)
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public <T> Result<T> processException(MethodArgumentTypeMismatchException e) {
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log.error(e.getMessage(), e);
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return Result.failed(ResultCode.PARAM_ERROR, "类型错误");
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}
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/**
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* ServletException
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*/
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(ServletException.class)
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public <T> Result<T> processException(ServletException e) {
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log.error(e.getMessage(), e);
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return Result.failed(e.getMessage());
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}
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(IllegalArgumentException.class)
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public <T> Result<T> handleIllegalArgumentException(IllegalArgumentException e) {
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log.error("非法参数异常，异常原因：{}", e.getMessage(), e);
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return Result.failed(e.getMessage());
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}
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(JsonProcessingException.class)
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public <T> Result<T> handleJsonProcessingException(JsonProcessingException e) {
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log.error("Json转换异常，异常原因：{}", e.getMessage(), e);
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return Result.failed(e.getMessage());
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}
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/**
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* HttpMessageNotReadableException
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*/
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(HttpMessageNotReadableException.class)
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public <T> Result<T> processException(HttpMessageNotReadableException e) {
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log.error(e.getMessage(), e);
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String errorMessage = "请求体不可为空";
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Throwable cause = e.getCause();
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if (cause != null) {
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errorMessage = convertMessage(cause);
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}
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return Result.failed(errorMessage);
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}
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/**
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* TypeMismatchException
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*/
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(TypeMismatchException.class)
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public <T> Result<T> processException(TypeMismatchException e) {
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log.error(e.getMessage(), e);
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return Result.failed(e.getMessage());
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}
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@ResponseStatus(HttpStatus.FORBIDDEN)
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@ExceptionHandler(SQLSyntaxErrorException.class)
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public <T> Result<T> processSQLSyntaxErrorException(SQLSyntaxErrorException e) {
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log.error(e.getMessage(), e);
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String errorMsg = e.getMessage();
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if (StrUtil.isNotBlank(errorMsg) && errorMsg.contains("denied to user")) {
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return Result.failed("数据库用户无操作权限，建议本地搭建数据库环境");
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} else {
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return Result.failed(e.getMessage());
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}
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}
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(BusinessException.class)
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public <T> Result<T> handleBizException(BusinessException e) {
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log.error("业务异常，异常原因：{}", e.getMessage(), e);
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if (e.getResultCode() != null) {
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return Result.failed(e.getResultCode());
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}
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return Result.failed(e.getMessage());
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}
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@ResponseStatus(HttpStatus.BAD_REQUEST)
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@ExceptionHandler(Exception.class)
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public <T> Result<T> handleException(Exception e) {
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return Result.failed(e.getLocalizedMessage());
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}
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/**
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* 传参类型错误时，用于消息转换
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*
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* @param throwable 异常
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* @return 错误信息
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*/
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private String convertMessage(Throwable throwable) {
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String error = throwable.toString();
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String regulation = "\\[\"(.*?)\"]+";
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Pattern pattern = Pattern.compile(regulation);
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Matcher matcher = pattern.matcher(error);
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String group = "";
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if (matcher.find()) {
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String matchString = matcher.group();
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matchString = matchString.replace("[", "").replace("]", "");
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matchString = matchString.replaceAll("\\\"", "") + "字段类型错误";
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group += matchString;
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}
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return group;
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}
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}
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