Java tutorial
/* * * * (C) Copyright 2016 NUBOMEDIA (http://www.nubomedia.eu) * * * * Licensed under the Apache License, Version 2.0 (the "License"); * * you may not use this file except in compliance with the License. * * You may obtain a copy of the License at * * * * http://www.apache.org/licenses/LICENSE-2.0 * * * * Unless required by applicable law or agreed to in writing, software * * distributed under the License is distributed on an "AS IS" BASIS, * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * * See the License for the specific language governing permissions and * * limitations under the License. * * * */ package org.openbaton.autoscaling.api.exceptions; import org.openbaton.exceptions.BadFormatException; import org.openbaton.exceptions.NetworkServiceIntegrityException; import org.openbaton.exceptions.NotFoundException; import org.openbaton.exceptions.WrongStatusException; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.http.HttpHeaders; import org.springframework.http.HttpStatus; import org.springframework.http.MediaType; import org.springframework.http.ResponseEntity; import org.springframework.web.bind.annotation.ControllerAdvice; import org.springframework.web.bind.annotation.ExceptionHandler; import org.springframework.web.bind.annotation.ResponseStatus; import org.springframework.web.context.request.WebRequest; import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler; import javax.persistence.NoResultException; /** * Created by gca on 27/08/15. */ @ControllerAdvice public class GlobalExceptionHandler extends ResponseEntityExceptionHandler { private Logger log = LoggerFactory.getLogger(this.getClass()); @ExceptionHandler({ NotFoundException.class, NoResultException.class }) @ResponseStatus(value = HttpStatus.NOT_FOUND) protected ResponseEntity<Object> handleNotFoundException(Exception e, WebRequest request) { log.error("Exception with message " + e.getMessage() + " was thrown"); ExceptionResource exc = new ExceptionResource("Not Found", e.getMessage()); HttpHeaders headers = new HttpHeaders(); headers.setContentType(MediaType.APPLICATION_JSON); return handleExceptionInternal(e, exc, headers, HttpStatus.UNPROCESSABLE_ENTITY, request); } @ExceptionHandler({ BadFormatException.class, NetworkServiceIntegrityException.class, WrongStatusException.class }) @ResponseStatus(value = HttpStatus.BAD_REQUEST) protected ResponseEntity<Object> handleInvalidRequest(Exception e, WebRequest request) { log.error("Exception with message " + e.getMessage() + " was thrown"); ExceptionResource exc = new ExceptionResource("Bad Request", e.getMessage()); HttpHeaders headers = new HttpHeaders(); headers.setContentType(MediaType.APPLICATION_JSON); return handleExceptionInternal(e, exc, headers, HttpStatus.UNPROCESSABLE_ENTITY, request); } }