Java tutorial
/** * This file is part of Graylog. * * Graylog is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Graylog 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Graylog. If not, see <http://www.gnu.org/licenses/>. */ package org.graylog2.security; import com.google.common.collect.Lists; import com.mongodb.BasicDBObject; import com.mongodb.DBObject; import org.bson.types.ObjectId; import org.graylog2.database.MongoConnection; import org.graylog2.database.PersistedServiceImpl; import javax.inject.Inject; import java.util.Collection; import java.util.List; public class MongoDBSessionServiceImpl extends PersistedServiceImpl implements MongoDBSessionService { @Inject public MongoDBSessionServiceImpl(MongoConnection mongoConnection) { super(mongoConnection); } @Override public MongoDbSession load(String sessionId) { DBObject query = new BasicDBObject(); query.put("session_id", sessionId); DBObject result = findOne(MongoDbSession.class, query); if (result == null) { return null; } final Object objectId = result.get("_id"); return new MongoDbSession((ObjectId) objectId, result.toMap()); } @Override public Collection<MongoDbSession> loadAll() { DBObject query = new BasicDBObject(); List<MongoDbSession> dbSessions = Lists.newArrayList(); final List<DBObject> sessions = query(MongoDbSession.class, query); for (DBObject session : sessions) { dbSessions.add(new MongoDbSession((ObjectId) session.get("_id"), session.toMap())); } return dbSessions; } }