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/*
* ============LICENSE_START==========================================
* ONAP Portal SDK
* ===================================================================
* Copyright © 2017 AT&T Intellectual Property. All rights reserved.
* ===================================================================
*
* Unless otherwise specified, all software contained herein is licensed
* under the Apache License, Version 2.0 (the "License");
* you may not use this software 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.
*
* Unless otherwise specified, all documentation contained herein is licensed
* under the Creative Commons License, Attribution 4.0 Intl. (the "License");
* you may not use this documentation except in compliance with the License.
* You may obtain a copy of the License at
*
* https://creativecommons.org/licenses/by/4.0/
*
* Unless required by applicable law or agreed to in writing, documentation
* 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.portalsdk.core.web.socket;
import java.io.IOException;
import java.util.Hashtable;
import java.util.Map;
import javax.websocket.OnClose;
import javax.websocket.OnMessage;
import javax.websocket.OnOpen;
import javax.websocket.Session;
import javax.websocket.server.ServerEndpoint;
import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
import com.fasterxml.jackson.databind.ObjectMapper;
@ServerEndpoint("/contact")
public class PeerBroadcastSocket {
private static final EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(PeerBroadcastSocket.class);
private final static Map<String, Object> channelMap = new Hashtable<>();
private final Map<String, String> sessionMap = new Hashtable<>();
private final ObjectMapper mapper = new ObjectMapper();
@OnMessage
public void message(String message, Session session) {
try {
@SuppressWarnings("unchecked")
Map<String, Object> jsonObject = mapper.readValue(message, Map.class);
try {
Object from = jsonObject.get("from");
if (from != null) {
channelMap.put(from.toString(), session);
sessionMap.put(session.getId(), from.toString());
}
} catch (Exception je) {
logger.error(EELFLoggerDelegate.errorLogger, "Failed to read value", je);
}
try {
Object to = jsonObject.get("to");
if (to == null)
return;
Object toSessionObj = channelMap.get(to);
if (toSessionObj != null) {
Session toSession = (Session) toSessionObj;
toSession.getBasicRemote().sendText(message);
}
} catch (Exception ex) {
logger.error(EELFLoggerDelegate.errorLogger, "Failed to send text", ex);
}
} catch (Exception ex) {
logger.error(EELFLoggerDelegate.errorLogger, "Failed", ex);
}
}
@OnOpen
public void open(Session session) {
logger.debug(EELFLoggerDelegate.debugLogger, "Session opened {}", session);
}
@OnClose
public void close(Session session) {
String channel = sessionMap.get(session.getId());
if (channel != null) {
Object sessObj = channelMap.get(channel);
if (sessObj != null) {
try {
((Session) sessObj).close();
} catch (IOException e) {
logger.error(EELFLoggerDelegate.errorLogger, "Failed to close", e);
}
}
channelMap.remove(channel);
}
logger.debug(EELFLoggerDelegate.debugLogger, "Channel closed");
}
}
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