org.graylog.plugins.views.search.engine.EmptyTimeRange Maven / Gradle / Ivy
/**
* 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 .
*/
package org.graylog.plugins.views.search.engine;
import org.graylog.plugins.views.search.Query;
import org.graylog2.plugin.indexer.searches.timeranges.TimeRange;
import org.joda.time.DateTime;
import java.util.Map;
/**
* Dummy class to allow constructing an empty {@link Query query instance}.
*/
public class EmptyTimeRange extends TimeRange {
private static final EmptyTimeRange INSTANCE = new EmptyTimeRange();
@Override
public String type() {
return "empty";
}
@Override
public DateTime getFrom() {
return null;
}
@Override
public DateTime getTo() {
return null;
}
@Override
public Map getPersistedConfig() {
return null;
}
public static TimeRange emptyTimeRange() {
return INSTANCE;
}
}