/* dCache - http://www.dcache.org/
*
* Copyright (C) 2015 Deutsches Elektronen-Synchrotron
*
* This program 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, either version 3 of the
* License, or (at your option) any later version.
*
* 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/>.
*/
package org.dcache.srm.scheduler.strategy;
import org.dcache.srm.request.Job;
import org.dcache.srm.scheduler.Scheduler;
import org.dcache.srm.scheduler.spi.TransferStrategy;
/**
* Simplistic transfer strategy that allows requests to proceed until the maximum is reached.
*/
public class FirstComeFirstServedTransferStrategy implements TransferStrategy
{
private final Scheduler scheduler;
public FirstComeFirstServedTransferStrategy(Scheduler scheduler)
{
this.scheduler = scheduler;
}
@Override
public boolean canTransfer(Job job)
{
return scheduler.getTotalReady() < scheduler.getMaxReadyJobs();
}
}