/**
* This file is part of Graylog2.
*
* Graylog2 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.
*
* Graylog2 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 Graylog2. If not, see <http://www.gnu.org/licenses/>.
*/
package org.graylog2.system.activities;
import com.google.common.collect.Lists;
import com.google.inject.Inject;
import com.mongodb.BasicDBObject;
import com.mongodb.DBObject;
import org.bson.types.ObjectId;
import org.graylog2.database.MongoConnection;
import org.graylog2.database.PersistedServiceImpl;
import java.util.List;
public class SystemMessageServiceImpl extends PersistedServiceImpl implements SystemMessageService {
private final int PER_PAGE = 30;
@Inject
public SystemMessageServiceImpl(MongoConnection mongoConnection) {
super(mongoConnection);
}
@Override
public List<SystemMessage> all(int page) {
List<SystemMessage> messages = Lists.newArrayList();
DBObject sort = new BasicDBObject();
sort.put("timestamp", -1);
List<DBObject> results = query(SystemMessageImpl.class, new BasicDBObject(), sort, PER_PAGE, PER_PAGE * page);
for (DBObject o : results) {
messages.add(new SystemMessageImpl(new ObjectId(o.get("_id").toString()), o.toMap()));
}
return messages;
}
@Override
public long totalCount() {
return super.totalCount(SystemMessageImpl.class);
}
}