SpringBoot集成微信小程序Demo

package com.qiangesoft.ma.exception; import com.qiangesoft.ma.util.ResultVO; import lombok.extern.slf4j.Slf4j; import org.springframework.http.converter.HttpMessageNotReadableException; import org.springframework.validation.BindException; import org.springframework.validation.FieldError; import org.springframework.web.HttpRequestMethodNotSupportedException; import org.springframework.web.bind.MethodArgumentNotValidException; import org.springframework.web.bind.MissingServletRequestParameterException; import org.springframework.web.bind.annotation.ExceptionHandler; import org.springframework.web.bind.annotation.RestControllerAdvice; import org.springframework.web.method.annotation.MethodArgumentTypeMismatchException; import org.springframework.web.servlet.NoHandlerFoundException; import javax.validation.ConstraintViolation; import javax.validation.ConstraintViolationException; import javax.validation.ValidationException; import java.util.List; import java.util.Set; /** * 全局错误处理器 * * @author qiangesoft * @date 2024-07-17 */ @Slf4j @RestControllerAdvice public class GlobalExceptionAdvice { /** * 请求参数缺失 * * <p> * 接口上设置了@RequestParam("xx")参数，结果并未传递xx */ @ExceptionHandler(value = MissingServletRequestParameterException.class) public ResultVO missingServletRequestParameterExceptionHandler(MissingServletRequestParameterException e) { log.warn("[missingServletRequestParameterExceptionHandler]", e); return ResultVO.fail(CommonExceptionEnum.BAD_REQUEST.getCode(), String.format("请求参数缺失:%s", e.getParameterName())); } /** * 请求参数类型错误 * * <p> * 接口上设置了@RequestParam("xx")参数为Integer，结果传递xx类型为String */ @ExceptionHandler(MethodArgumentTypeMismatchException.class) public ResultVO methodArgumentTypeMismatchExceptionHandler(MethodArgumentTypeMismatchException e) { log.warn("[methodArgumentTypeMismatchExceptionHandler]", e); return ResultVO.fail(CommonExceptionEnum.BAD_REQUEST.getCode(), String.format("请求参数类型错误:%s", e.getMessage())); } /** * 参数校验异常 * * @param e * @return */ @ExceptionHandler({MethodArgumentNotValidException.class, BindException.class}) public ResultVO methodArgumentNotValidExceptionHandler(Exception e) { log.error("[methodArgumentNotValidExceptionHandler]", e); List<FieldError> fieldErrors = null; // 参数校验不正确 if (e instanceof MethodArgumentNotValidException) { fieldErrors = ((MethodArgumentNotValidException) e).getBindingResult().getFieldErrors(); } // 参数绑定不正确 if (e instanceof BindException) { fieldErrors = ((BindException) e).getBindingResult().getFieldErrors(); } if (fieldErrors == null) { return ResultVO.fail(CommonExceptionEnum.METHOD_ARGUMENT_NOT_VALID); } StringBuilder stringBuilder = new StringBuilder(); for (FieldError fieldError : fieldErrors) { stringBuilder.append(fieldError.getField() + ":" + fieldError.getDefaultMessage()).append(";"); } return ResultVO.fail(CommonExceptionEnum.METHOD_ARGUMENT_NOT_VALID, stringBuilder.toString()); } /** * 参数校验异常 * * @param e * @return */ @ExceptionHandler({ConstraintViolationException.class, ValidationException.class}) public ResultVO validationExceptionHandler(Exception e) { log.error("[validationExceptionHandler]", e); // Validator校验不通过产生的异常 StringBuilder stringBuilder = new StringBuilder(); if (e instanceof ConstraintViolationException) { Set<ConstraintViolation<?>> constraintViolations = ((ConstraintViolationException) e).getConstraintViolations(); for (ConstraintViolation<?> constraintViolation : constraintViolations) { stringBuilder.append(constraintViolation.getMessage()).append(";"); } } // 本地参数校验时，抛出的ValidationException异常 if (e instanceof ValidationException) { stringBuilder.append(e.getMessage()); } return ResultVO.fail(CommonExceptionEnum.METHOD_ARGUMENT_NOT_VALID, stringBuilder.toString()); } /** * 请求地址不存在 * * <p> * 注意，它需要设置如下两个配置项： * 1. spring.mvc.throw-exception-if-no-handler-found 为 true * 2. spring.mvc.static-path-pattern 为 /statics/** */ @ExceptionHandler(NoHandlerFoundException.class) public ResultVO noHandlerFoundExceptionHandler(NoHandlerFoundException e) { log.warn("[noHandlerFoundExceptionHandler]", e); return ResultVO.fail(CommonExceptionEnum.NOT_FOUND); } /** * 请求方法不正确 * * <p> * 接口的方法为GET方式，结果请求方法为POST方式，导致不匹配 */ @ExceptionHandler(HttpRequestMethodNotSupportedException.class) public ResultVO httpRequestMethodNotSupportedExceptionHandler(HttpRequestMethodNotSupportedException e) { log.warn("[httpRequestMethodNotSupportedExceptionHandler]", e); return ResultVO.fail(CommonExceptionEnum.METHOD_NOT_ALLOWED); } /** * 消息不可重复读异常 * * @param e * @return */ @ExceptionHandler({HttpMessageNotReadableException.class}) public ResultVO methodArgumentNotValidExceptionHandler(HttpMessageNotReadableException e) { log.error("[methodArgumentNotValidExceptionHandler]", e); return ResultVO.fail(CommonExceptionEnum.HTTP_MESSAGE_NOT_READABLE); } /** * 业务异常 * * @param e * @return */ @ExceptionHandler(ServiceException.class) public ResultVO serviceExceptionHandler(ServiceException e) { log.error("[serviceExceptionHandler]", e); return ResultVO.fail(e.getCode(), e.getErrorMessage()); } /** * 兜底异常 * * @param e * @return */ @ExceptionHandler(Throwable.class) public ResultVO exceptionHandler(Throwable e) { log.error("[exceptionHandler]", e); return ResultVO.fail(CommonExceptionEnum.FAILED); } }