@ControllerAdvice
public class DefaultExceptionHandler {
@ExceptionHandler({UnauthorizedException.class})
@ResponseStatus(HttpStatus.UNAUTHORIZED)
public ModelAndView processUnauthenticatedException(NativeWebRequest request, UnauthorizedException e) {
ModelAndView mv = new ModelAndView();
mv.addObject("exception", e);
mv.setViewName("/Error/Unauthorized");
return mv;
}
@ExceptionHandler({RuntimeException.class})
@ResponseStatus(HttpStatus.BAD_REQUEST)
public ModelAndView processRuntimeException(NativeWebRequest request, RuntimeException e) {
ModelAndView mv = new ModelAndView();
mv.addObject("exception", e);
mv.setViewName("/Error/Error");
return mv;
}
@ExceptionHandler({MessageException.class})
@ResponseStatus(HttpStatus.BAD_REQUEST)
public ModelAndView processMessageException(NativeWebRequest request, MessageException e) {
ModelAndView mv = new ModelAndView();
mv.addObject("exception", e);
mv.setViewName("/Error/NotFound");
return mv;
}
@ExceptionHandler({DuplicateKeyException.class})
@ResponseStatus(HttpStatus.BAD_REQUEST)
public ModelAndView processDuplicateKeyException(NativeWebRequest request, DuplicateKeyException e) {
ModelAndView mv = new ModelAndView();
mv.addObject("exception", e);
mv.setViewName("/Error/500");
return mv;
}
@ExceptionHandler({Exception.class})
@ResponseStatus(HttpStatus.BAD_REQUEST)
public ModelAndView processException(NativeWebRequest request, Exception e) {
ModelAndView mv = new ModelAndView();
mv.addObject("exception", e);
mv.setViewName("/Error/404");
return mv;
}
}
捕获异常也可以返回json：
@ExceptionHandler
@ResponseBody
public APIManageBaseResp exceptionHandler(Exception e) {
logger.error("调用接口出现异常:{}",e);
APIManageBaseResp<String> resp = new APIManageBaseResp();
resp.setResultCode(HttpStatus.SC_INTERNAL_SERVER_ERROR);
if(e instanceof MessageException){
resp.setErrorMsg(e.getMessage());
}else{
resp.setErrorMsg("调用接口出现异常:"+e.getMessage());
}
resp.setDataFiled("");
return resp;
}
@RequestMapping(value = "/testFacade")
@ResponseBody
public String testFacade() {
int a = 1/0;
return "ok";
}
@RequestMapping(value = "/testFacade1")
@ResponseBody
public String testFacade1() throws MessageException {
throw new MessageException("错了en ");
}
@RequestMapping(value = "/testFacade2")
@ResponseBody
public String testFacade2() {
throw new UnauthorizedException("错了b ");
}
@RequestMapping(value = "/testFacade3")
@ResponseBody
public String testFacade3() {
throw new RuntimeException("错了a ");
}
