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/*-
* ============LICENSE_START=======================================================
* ONAP - Logging
* ================================================================================
* Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.logging.filter.spring;
import java.io.IOException;
import java.util.List;
import org.onap.logging.filter.base.AbstractMetricLogFilter;
import org.onap.logging.filter.base.Constants;
import org.onap.logging.ref.slf4j.ONAPLogConstants;
import org.slf4j.MDC;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpRequest;
import org.springframework.http.client.ClientHttpRequestExecution;
import org.springframework.http.client.ClientHttpRequestInterceptor;
import org.springframework.http.client.ClientHttpResponse;
public class SpringClientFilter extends AbstractMetricLogFilter<HttpRequest, ClientHttpResponse, HttpHeaders>
implements ClientHttpRequestInterceptor {
public SpringClientFilter() {
}
@Override
public ClientHttpResponse intercept(HttpRequest request, byte[] body, ClientHttpRequestExecution execution)
throws IOException {
pre(request, request.getHeaders());
ClientHttpResponse response = execution.execute(request, body);
post(request, response);
return response;
}
@Override
protected void addHeader(HttpHeaders requestHeaders, String headerName, String headerValue) {
requestHeaders.add(headerName, headerValue);
}
@Override
protected String getTargetServiceName(HttpRequest request) {
return request.getURI().toString();
}
@Override
protected int getHttpStatusCode(ClientHttpResponse response) {
try {
return response.getStatusCode().value();
} catch (IOException e) {
// TODO figure out the right thing to do here
return 500;
}
}
@Override
protected String getResponseCode(ClientHttpResponse response) {
try {
return response.getStatusCode().toString();
} catch (IOException e) {
return "500";
}
}
@Override
protected String getTargetEntity(HttpRequest clientRequest) {
HttpHeaders headers = clientRequest.getHeaders();
String headerTargetEntity = null;
List<String> headerTargetEntityList = headers.get(Constants.HttpHeaders.TARGET_ENTITY_HEADER);
if (headerTargetEntityList != null && !headerTargetEntityList.isEmpty())
headerTargetEntity = headerTargetEntityList.get(0);
String targetEntity = MDC.get(ONAPLogConstants.MDCs.TARGET_ENTITY);
if (targetEntity != null && !targetEntity.isEmpty()) {
return targetEntity;
} else if (headerTargetEntity != null && !headerTargetEntity.isEmpty()) {
targetEntity = headerTargetEntity;
} else {
targetEntity = Constants.DefaultValues.UNKNOWN_TARGET_ENTITY;
logger.warn("Could not Target Entity: {}", clientRequest.getURI());
}
return targetEntity;
}
}
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