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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* 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:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.core.server.internal.session;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.Callable;
import org.eclipse.osee.cache.admin.Cache;
import org.eclipse.osee.framework.core.data.IUserToken;
import org.eclipse.osee.framework.core.data.OseeCredential;
import org.eclipse.osee.framework.core.data.OseeSessionGrant;
import org.eclipse.osee.framework.core.enums.SystemUser;
import org.eclipse.osee.framework.core.exception.OseeExceptions;
import org.eclipse.osee.framework.core.server.IAuthenticationManager;
import org.eclipse.osee.framework.core.server.ISession;
import org.eclipse.osee.framework.core.server.ISessionManager;
import org.eclipse.osee.framework.jdk.core.type.OseeCoreException;
import org.eclipse.osee.framework.jdk.core.util.Conditions;
import org.eclipse.osee.framework.jdk.core.util.GUID;
import org.eclipse.osee.framework.jdk.core.util.time.GlobalTime;
/**
* @author Roberto E. Escobar
*/
public final class SessionManagerImpl implements ISessionManager {
private final SessionFactory sessionFactory;
private final Cache<String, Session> sessionCache;
private final IAuthenticationManager authenticationManager;
private final WriteDataAccessor<Session> storeDataAccessor;
public SessionManagerImpl(SessionFactory sessionFactory, Cache<String, Session> sessionCache, IAuthenticationManager authenticationManager, WriteDataAccessor<Session> storeDataAccessor) {
this.sessionFactory = sessionFactory;
this.sessionCache = sessionCache;
this.authenticationManager = authenticationManager;
this.storeDataAccessor = storeDataAccessor;
}
@Override
public OseeSessionGrant createSession(final OseeCredential credential) throws OseeCoreException {
Conditions.checkNotNull(credential, "credential");
OseeSessionGrant sessionGrant = null;
final String newSessionId = GUID.create();
boolean isAuthenticated = authenticationManager.authenticate(credential);
if (isAuthenticated) {
final IUserToken userToken = authenticationManager.asUserToken(credential);
Callable<Session> callable = new Callable<Session>() {
@Override
public Session call() throws Exception {
Date creationDate = GlobalTime.GreenwichMeanTimestamp();
Session session =
sessionFactory.createNewSession(newSessionId, userToken.getUserId(), creationDate,
credential.getVersion(), credential.getClientMachineName(), credential.getClientAddress(),
credential.getPort());
// if the user is BootStrap we do not want to insert into database since tables may not exist
if (!SystemUser.BootStrap.equals(userToken)) {
storeDataAccessor.create(Collections.singleton(session));
}
return session;
}
};
try {
Session session = sessionCache.get(newSessionId, callable);
sessionGrant = sessionFactory.createSessionGrant(session, userToken, authenticationManager.getProtocol());
} catch (Exception e) {
OseeExceptions.wrapAndThrow(e);
}
}
return sessionGrant;
}
@Override
public void releaseSession(String sessionId) throws OseeCoreException {
releaseSessionImmediate(sessionId);
}
@Override
public Session getSessionById(String sessionId) throws OseeCoreException {
Conditions.checkNotNull(sessionId, "sessionId");
Session session = null;
try {
session = sessionCache.get(sessionId);
} catch (Exception e) {
session = null;
}
return session;
}
@Override
public Collection<ISession> getSessionByClientAddress(String clientAddress) throws OseeCoreException {
Conditions.checkNotNull(clientAddress, "clientAddress");
Set<ISession> sessions = new HashSet<>();
Iterable<Session> all = null;
try {
all = sessionCache.getAll();
} catch (Exception e) {
OseeExceptions.wrapAndThrow(e);
}
if (all != null) {
for (Session session : all) {
if (session.getClientAddress().equals(clientAddress)) {
sessions.add(session);
}
}
}
return sessions;
}
@Override
public Collection<ISession> getSessionsByUserId(String userId) throws OseeCoreException {
Conditions.checkNotNull(userId, "userId");
Collection<ISession> toReturn = new HashSet<>();
for (ISession session : getAllSessions()) {
if (session.getUserId().equals(userId)) {
toReturn.add(session);
}
}
return toReturn;
}
@Override
public Collection<ISession> getAllSessions() throws OseeCoreException {
Collection<ISession> toReturn = new HashSet<>();
try {
Iterable<Session> all = sessionCache.getAll();
for (Session session : all) {
toReturn.add(session);
}
} catch (Exception e) {
OseeExceptions.wrapAndThrow(e);
}
return toReturn;
}
@Override
public void releaseSessionImmediate(String... sessionIds) throws OseeCoreException {
Conditions.checkNotNull(sessionIds, "sessionIds");
Set<Session> sessions = new HashSet<>();
for (String sessionId : sessionIds) {
Session session = getSessionById(sessionId);
if (session != null) {
sessions.add(session);
}
}
if (!sessions.isEmpty()) {
storeDataAccessor.delete(sessions);
}
sessionCache.invalidate(Arrays.asList(sessionIds));
}
}
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