use of com.shaoqunliu.validation.ValidationException in project CILManagement-Server by LiuinStein.
the class GlobalExceptionResolver method resolveException.
/**
* Resolve the exception form controller
*
* @param request http request
* @param response http response
* @param o the executed handler, or null if none chosen at the time of the exception (for example, if multipart resolution failed)
* @param exception the exception that threw from controller
* @return a new ModelAndView
* @implNote https://docs.spring.io/spring-framework/docs/current/javadoc-api/org/springframework/web/servlet/HandlerExceptionResolver.html
*/
@NotNull
@Override
public ModelAndView resolveException(@NotNull HttpServletRequest request, @NotNull HttpServletResponse response, @Nullable Object o, @NotNull Exception exception) {
RestfulResult result = new RestfulResult(1, exception.getMessage(), new HashMap<>());
response.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
if (exception instanceof SimpleException) {
result.setCode(((SimpleException) exception).getCode());
}
if (exception instanceof SimpleHttpException) {
response.setStatus(((SimpleHttpException) exception).getHttpStatusToReturn().value());
}
if (exception instanceof HttpRequestMethodNotSupportedException) {
result.setCode(405);
response.setStatus(HttpStatus.METHOD_NOT_ALLOWED.value());
}
if (exception instanceof ValidationException || exception instanceof ServletRequestBindingException || exception instanceof IllegalArgumentException) {
response.setStatus(HttpStatus.BAD_REQUEST.value());
}
if (exception instanceof DataAccessException) {
result.setMessage("database access error");
}
try {
if ("application/xml".equals(request.getHeader("Accept"))) {
response.setHeader("Content-Type", "application/xml;charset=UTF-8");
response.getWriter().print(result.toXmlString());
} else {
response.setHeader("Content-Type", "application/json;charset=UTF-8");
response.getWriter().print(result.toJsonString());
}
} catch (IOException e) {
e.printStackTrace();
}
return new ModelAndView();
}
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