2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * 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.policy.pdpx.main.comm.listeners;
23 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
24 import org.onap.policy.common.endpoints.event.comm.client.TopicSinkClient;
25 import org.onap.policy.common.endpoints.listeners.ScoListener;
26 import org.onap.policy.common.utils.coder.StandardCoderObject;
27 import org.onap.policy.models.pdp.concepts.PdpUpdate;
28 import org.onap.policy.pdpx.main.comm.XacmlPdpMessage;
29 import org.onap.policy.pdpx.main.comm.XacmlPdpUpdatePublisher;
30 import org.slf4j.Logger;
31 import org.slf4j.LoggerFactory;
33 public class XacmlPdpUpdateListener extends ScoListener<PdpUpdate> {
35 private static final Logger LOGGER = LoggerFactory.getLogger(XacmlPdpStateChangeListener.class);
37 private TopicSinkClient client;
38 private XacmlPdpMessage pdpInternalStatus;
41 * Constructs the object.
43 * @param client used to send back response after receiving state change message
45 public XacmlPdpUpdateListener(TopicSinkClient client, XacmlPdpMessage pdpStatusMessage) {
46 super(PdpUpdate.class);
48 this.pdpInternalStatus = pdpStatusMessage;
52 public void onTopicEvent(CommInfrastructure infra, String topic, StandardCoderObject sco, PdpUpdate message) {
56 LOGGER.info("PDP update message has been received from the PAP - {}", message.toString());
58 if (message.appliesTo(pdpInternalStatus.getPdpName(), pdpInternalStatus.getPdpGroup(),
59 pdpInternalStatus.getPdpSubGroup())) {
61 XacmlPdpUpdatePublisher.handlePdpUpdate(message, client, pdpInternalStatus);
64 } catch (final Exception e) {
65 LOGGER.error("failed to handle the PDP Update message.", e);