@Slf4j
@ControllerAdvice
public class RestExceptionHandler extends ResponseEntityExceptionHandler {

    @ExceptionHandler({InvalidRequestException.class})
    public ResponseEntity<?> handleInvalidRequest(HttpServletRequest request, InvalidRequestException e) {
        log.warn("invalid request exception {}", e);
        return ResponseEntity.status(HttpStatus.CONFLICT).body(new AntPathFilterMappingJacksonValue(new ErrorResponseMessage(e.getErrorCode().isForm() ? HttpStatus.GONE : HttpStatus.CONFLICT, "logic error", e.getErrorCode() == null ? null : e.getErrorCode().getCode(),
                e.getMessage() == null ? ResponseErrorCode.GENERAL_PARAMS_ERROR.getDescription() : e.getMessage(), request.getServletPath()), "**"));
    }

    @ExceptionHandler({FormulaErrorException.class})
    public ResponseEntity<?> handleFormula(HttpServletRequest request, FormulaErrorException e) {
        log.warn("invalid request exception {}", e);
        return ResponseEntity.status(HttpStatus.CONFLICT).body(new AntPathFilterMappingJacksonValue(new ErrorResponseMessage(HttpStatus.GONE, "logic error", ResponseErrorCode.CONFIG_FORMULA_ERROR.getCode(),
                e.getMessage() == null ? ResponseErrorCode.CONFIG_FORMULA_ERROR.getDescription() : e.getMessage(), request.getServletPath()), "**"));
    }

 

@ExceptionHandler(value = {AccessDeniedException.class})
public ResponseEntity<?> handlerAccessDeniedException(HttpServletRequest request, HttpServletResponse response, AccessDeniedException ex) throws IOException {
   /* if (Objects.equals(ex.getMessage(), "不允許訪問")) {
        return ResponseEntity.status(HttpStatus.UNAUTHORIZED)
                .body(new AntPathFilterMappingJacksonValue(new ErrorResponseMessage(HttpStatus.UNAUTHORIZED,
                        "Forbidden", "no authority", request.getServletPath())));
    } else {
        return ResponseEntity.status(HttpStatus.FORBIDDEN)
                .body(new AntPathFilterMappingJacksonValue(new ErrorResponseMessage(HttpStatus.FORBIDDEN,
                        "Forbidden", "Access Denied", request.getServletPath())));
    }*/
    return ResponseEntity.status(HttpStatus.UNAUTHORIZED)
            .body(new AntPathFilterMappingJacksonValue(new ErrorResponseMessage(HttpStatus.UNAUTHORIZED,
                    "Forbidden", "no authority", request.getServletPath())));
}

@ExceptionHandler
public ResponseEntity<?> handleException(HttpServletRequest request, Exception e) {
    log.warn("invalid request exception {}", e);
    return ResponseEntity.status(HttpStatus.CONFLICT).body(new AntPathFilterMappingJacksonValue(new ErrorResponseMessage(HttpStatus.CONFLICT, "system error", ResponseErrorCode.GENERAL_UNKNOWN_AUTHORITY.getCode(),
            e.getMessage() == null ? ResponseErrorCode.GENERAL_UNKNOWN_AUTHORITY.getDescription() : e.getMessage(), request.getServletPath()), "**"));
}

@Override
protected ResponseEntity<Object> handleMethodArgumentNotValid(MethodArgumentNotValidException ex, HttpHeaders headers, HttpStatus status, WebRequest request) {
    List<FieldError> fieldErrors = ex.getBindingResult().getFieldErrors();
    List<ObjectError> globalErrors = ex.getBindingResult().getGlobalErrors();
    List<String> errors = new ArrayList<>(fieldErrors.size() + globalErrors.size());
    String error;
    for (FieldError fieldError : fieldErrors) {
        error = fieldError.getField() + ", " + fieldError.getDefaultMessage();
        errors.add(error);
    }
    for (ObjectError objectError : globalErrors) {
        error = objectError.getObjectName() + ", " + objectError.getDefaultMessage();
        errors.add(error);
    }
    return ResponseEntity.status(HttpStatus.CONFLICT)
            .body(new AntPathFilterMappingJacksonValue(new ErrorResponseMessage(HttpStatus.GONE,
                    "invalidate parameter", ResponseErrorCode.GENERAL_PARAMS_ERROR.getCode(),
                    StringUtils.join(errors), ((ServletWebRequest) request).getRequest().getServletPath())));
}
 

}

springboot全局異常處理