/*
* ProActive Parallel Suite(TM):
* The Open Source library for parallel and distributed
* Workflows & Scheduling, Orchestration, Cloud Automation
* and Big Data Analysis on Enterprise Grids & Clouds.
*
* Copyright (c) 2007 - 2017 ActiveEon
* Contact: contact@activeeon.com
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* as published by the Free Software Foundation: version 3 of
* the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* If needed, contact us to obtain a release under GPL Version 2 or 3
* or a different license than the AGPL.
*/
package org.ow2.proactive_grid_cloud_portal.common;
import java.util.Iterator;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.ow2.proactive.scheduler.common.exception.NotConnectedException;
public class SessionStore {
private final Map<String, Session> sessions = new ConcurrentHashMap<>();
private SchedulerRMProxyFactory schedulerRMProxyFactory = new SchedulerRMProxyFactory();
private Clock clock = new Clock();
public Session createUnnamedSession() {
String sessionId = SessionIdGenerator.newSessionId();
Session session = new Session(sessionId, schedulerRMProxyFactory, clock);
sessions.put(sessionId, session);
return session;
}
public Session create(String username) {
Session session = createUnnamedSession();
session.setUserName(username);
return session;
}
public boolean exists(String sessionId) {
return sessions.containsKey(sessionId);
}
public Session get(String sessionId) {
return sessions.get(sessionId);
}
/** For testing only */
public void setClock(Clock clock) {
this.clock = clock;
}
/** For testing only */
public void setSchedulerRMProxyFactory(SchedulerRMProxyFactory schedulerRMProxyFactory) {
this.schedulerRMProxyFactory = schedulerRMProxyFactory;
}
public void terminate(String sessionId) {
Session sessionToRemove = sessions.remove(sessionId);
if (sessionToRemove != null) {
sessionToRemove.terminate();
}
}
public void terminateAll() {
synchronized (sessions) {
for (Iterator<Map.Entry<String, Session>> iterator = sessions.entrySet().iterator(); iterator.hasNext();) {
Map.Entry<String, Session> sessionEntry = iterator.next();
Session session = sessionEntry.getValue();
iterator.remove();
session.terminate();
}
}
}
public int terminateExpiredSessions(long timeoutDelay) {
synchronized (sessions) {
int terminatedSessionCounter = 0;
for (Iterator<Map.Entry<String, Session>> iterator = sessions.entrySet().iterator(); iterator.hasNext();) {
Map.Entry<String, Session> sessionEntry = iterator.next();
Session session = sessionEntry.getValue();
if (session.isExpired(timeoutDelay)) {
session.terminate();
iterator.remove();
terminatedSessionCounter++;
}
}
return terminatedSessionCounter;
}
}
public int size() {
return sessions.size();
}
public void renewSession(String sessionId) throws NotConnectedException {
Session session = sessions.get(sessionId);
if (session != null) {
session.renewSession();
}
}
}