2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.aai.schemaservice.interceptors.pre;
23 import java.util.Collections;
24 import java.util.regex.Matcher;
25 import java.util.regex.Pattern;
27 import javax.annotation.Priority;
28 import javax.ws.rs.container.ContainerRequestContext;
29 import javax.ws.rs.container.ContainerRequestFilter;
30 import javax.ws.rs.container.PreMatching;
31 import javax.ws.rs.core.MultivaluedMap;
33 import org.onap.aai.schemaservice.interceptors.AAIContainerFilter;
34 import org.onap.aai.schemaservice.interceptors.AAIHeaderProperties;
37 @Priority(AAIRequestFilterPriority.HEADER_MANIPULATION)
38 public class RequestHeaderManipulation extends AAIContainerFilter
39 implements ContainerRequestFilter {
41 public static final Pattern EXTRACT_VERSION_PATTERN = Pattern.compile("^(v[1-9][0-9]*).*$");
44 public void filter(ContainerRequestContext requestContext) {
46 String uri = requestContext.getUriInfo().getPath();
47 this.addRequestContext(uri, requestContext.getHeaders());
51 private void addRequestContext(String uri, MultivaluedMap<String, String> requestHeaders) {
55 Matcher match = EXTRACT_VERSION_PATTERN.matcher(uri);
60 if (requestHeaders.containsKey(AAIHeaderProperties.REQUEST_CONTEXT)) {
61 requestHeaders.remove(AAIHeaderProperties.REQUEST_CONTEXT);
63 requestHeaders.put(AAIHeaderProperties.REQUEST_CONTEXT, Collections.singletonList(rc));