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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 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.aai.interceptors.post;
import java.io.IOException;
import javax.annotation.Priority;
import javax.ws.rs.container.ContainerRequestContext;
import javax.ws.rs.container.ContainerResponseContext;
import javax.ws.rs.container.ContainerResponseFilter;
import javax.ws.rs.core.MediaType;
import org.onap.aai.interceptors.AAIContainerFilter;
import org.onap.aai.interceptors.AAIHeaderProperties;
@Priority(AAIResponseFilterPriority.HEADER_MANIPULATION)
public class ResponseHeaderManipulation extends AAIContainerFilter
implements ContainerResponseFilter {
private static final String DEFAULT_XML_TYPE = MediaType.APPLICATION_XML;
@Override
public void filter(ContainerRequestContext requestContext,
ContainerResponseContext responseContext) throws IOException {
updateResponseHeaders(requestContext, responseContext);
}
private void updateResponseHeaders(ContainerRequestContext requestContext,
ContainerResponseContext responseContext) {
responseContext.getHeaders().add(AAIHeaderProperties.AAI_TX_ID,
requestContext.getProperty(AAIHeaderProperties.AAI_TX_ID));
String responseContentType = responseContext.getHeaderString("Content-Type");
if (responseContentType == null) {
String acceptType = requestContext.getHeaderString("Accept");
if (acceptType == null || "*/*".equals(acceptType)) {
responseContext.getHeaders().putSingle("Content-Type", DEFAULT_XML_TYPE);
} else {
responseContext.getHeaders().putSingle("Content-Type", acceptType);
}
}
}
}
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