2 * Copyright (c) 2018 Orange
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.onap.nbi.exceptions;
19 import java.io.IOException;
20 import java.nio.charset.StandardCharsets;
21 import org.apache.commons.io.IOUtils;
22 import org.slf4j.Logger;
23 import org.slf4j.LoggerFactory;
24 import org.springframework.http.client.ClientHttpResponse;
25 import org.springframework.web.client.DefaultResponseErrorHandler;
26 import org.springframework.web.client.ResponseErrorHandler;
28 public class BackendErrorHandler implements ResponseErrorHandler {
30 private ResponseErrorHandler errorHandler = new DefaultResponseErrorHandler();
31 private static final Logger LOGGER = LoggerFactory.getLogger(BackendErrorHandler.class);
33 public boolean hasError(ClientHttpResponse response) throws IOException {
34 return errorHandler.hasError(response);
38 public void handleError(ClientHttpResponse response) throws IOException {
39 if (response.getStatusCode() != null) {
41 if (response.getBody() != null) {
42 body = IOUtils.toString(response.getBody(), StandardCharsets.UTF_8.name());
43 LOGGER.error("BackendErrorHandler {} error : {}", response.getBody());
46 throw new BackendFunctionalException(response.getStatusCode(), response.getStatusText(), body);