/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.api.core.websocket.impl;
import org.slf4j.Logger;
import javax.inject.Singleton;
import javax.websocket.Session;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import static java.util.stream.Collectors.toSet;
import static org.slf4j.LoggerFactory.getLogger;
/**
* Binds WEB SOCKET session to a specific endpoint form which it was opened.
*
* @author Dmitry Kuleshov
*/
@Singleton
public class WebSocketSessionRegistry {
private static final Logger LOG = getLogger(WebSocketSessionRegistry.class);
private final Map<String, Session> sessionsMap = new ConcurrentHashMap<>();
public void add(String endpointId, Session session) {
LOG.debug("Registering session with endpoint {}", session.getId(), endpointId);
sessionsMap.put(endpointId, session);
}
public void remove(String endpointId) {
LOG.debug("Cancelling registration for session with endpoint {}", endpointId);
sessionsMap.remove(endpointId);
}
public Optional<Session> get(String endpointId) {
return Optional.ofNullable(sessionsMap.get(endpointId));
}
public Set<Session> getSessions() {
return sessionsMap.values().stream().collect(toSet());
}
}