2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2021 Pantheon.tech
4 * Modifications Copyright (C) 2021-2022 Nordix Foundation
5 * ================================================================================
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.cps.ncmp.rest.exceptions;
23 import lombok.AccessLevel;
24 import lombok.NoArgsConstructor;
25 import lombok.extern.slf4j.Slf4j;
26 import org.onap.cps.ncmp.api.impl.exception.DmiRequestException;
27 import org.onap.cps.ncmp.api.impl.exception.HttpClientRequestException;
28 import org.onap.cps.ncmp.api.impl.exception.NcmpException;
29 import org.onap.cps.ncmp.api.impl.exception.ServerNcmpException;
30 import org.onap.cps.ncmp.rest.controller.NetworkCmProxyController;
31 import org.onap.cps.ncmp.rest.controller.NetworkCmProxyInventoryController;
32 import org.onap.cps.ncmp.rest.model.DmiErrorMessage;
33 import org.onap.cps.ncmp.rest.model.DmiErrorMessageDmiresponse;
34 import org.onap.cps.ncmp.rest.model.ErrorMessage;
35 import org.onap.cps.spi.exceptions.CpsException;
36 import org.onap.cps.spi.exceptions.DataNodeNotFoundException;
37 import org.onap.cps.spi.exceptions.DataValidationException;
38 import org.springframework.http.HttpStatus;
39 import org.springframework.http.ResponseEntity;
40 import org.springframework.http.converter.HttpMessageNotReadableException;
41 import org.springframework.web.bind.annotation.ExceptionHandler;
42 import org.springframework.web.bind.annotation.RestControllerAdvice;
45 * Exception handler with error message return.
48 @RestControllerAdvice(assignableTypes = {NetworkCmProxyController.class, NetworkCmProxyInventoryController.class})
49 @NoArgsConstructor(access = AccessLevel.PACKAGE)
50 public class NetworkCmProxyRestExceptionHandler {
52 private static final String CHECK_LOGS_FOR_DETAILS = "Check logs for details.";
55 * Default exception handler.
57 * @param exception the exception to handle
58 * @return response with response code 500.
61 public static ResponseEntity<Object> handleInternalServerErrorExceptions(
62 final Exception exception) {
63 return buildErrorResponse(HttpStatus.INTERNAL_SERVER_ERROR, exception);
66 @ExceptionHandler({CpsException.class, ServerNcmpException.class})
67 public static ResponseEntity<Object> handleAnyOtherCpsExceptions(final Exception exception) {
68 return buildErrorResponse(HttpStatus.INTERNAL_SERVER_ERROR, exception);
71 @ExceptionHandler({HttpClientRequestException.class})
72 public static ResponseEntity<Object> handleClientRequestExceptions(
73 final HttpClientRequestException httpClientRequestException) {
74 return wrapDmiErrorResponse(HttpStatus.BAD_GATEWAY, httpClientRequestException);
77 @ExceptionHandler({DmiRequestException.class, DataValidationException.class,
78 HttpMessageNotReadableException.class, InvalidTopicException.class, InvalidDatastoreException.class})
79 public static ResponseEntity<Object> handleDmiRequestExceptions(final Exception exception) {
80 return buildErrorResponse(HttpStatus.BAD_REQUEST, exception);
83 @ExceptionHandler({DataNodeNotFoundException.class})
84 public static ResponseEntity<Object> handleNotFoundExceptions(final CpsException exception) {
85 return buildErrorResponse(HttpStatus.NOT_FOUND, exception);
88 private static ResponseEntity<Object> buildErrorResponse(final HttpStatus status, final Exception exception) {
89 if (exception.getCause() != null || !(exception instanceof CpsException)) {
90 log.error("Exception occurred", exception);
92 final var errorMessage = new ErrorMessage();
93 errorMessage.setStatus(status.toString());
94 errorMessage.setMessage(exception.getMessage());
95 if (exception instanceof CpsException) {
96 errorMessage.setDetails(((CpsException) exception).getDetails());
97 } else if (exception instanceof NcmpException) {
98 errorMessage.setDetails(((NcmpException) exception).getDetails());
100 errorMessage.setDetails(CHECK_LOGS_FOR_DETAILS);
102 errorMessage.setDetails(
103 exception instanceof CpsException ? ((CpsException) exception).getDetails() : CHECK_LOGS_FOR_DETAILS);
104 return new ResponseEntity<>(errorMessage, status);
107 private static ResponseEntity<Object> wrapDmiErrorResponse(
108 final HttpStatus httpStatus,
109 final HttpClientRequestException httpClientRequestException) {
110 final var dmiErrorMessage = new DmiErrorMessage();
111 final var dmiErrorResponse = new DmiErrorMessageDmiresponse();
112 dmiErrorResponse.setHttpCode(httpClientRequestException.getHttpStatus());
113 dmiErrorResponse.setBody(httpClientRequestException.getDetails());
114 dmiErrorMessage.setMessage(httpClientRequestException.getMessage());
115 dmiErrorMessage.setDmiResponse(dmiErrorResponse);
116 return new ResponseEntity<>(dmiErrorMessage, httpStatus);