org.graylog.scheduler.JobSchedulerConfig 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.scheduler;
/**
* Used by the scheduler to configure itself.
*/
public interface JobSchedulerConfig {
/**
* Determines if the scheduler can start.
*
* @return true if the scheduler can be started, false otherwise
*/
boolean canStart();
/**
* Determines if the scheduler can execute the next loop iteration.
* This method will be called at the beginning of each scheduler loop iteration so it should be fast!
*
* @return true if scheduler can execute next loop iteration
*/
boolean canExecute();
/**
* The number of worker threads to start.
*
* @return number of worker threads
*/
int numberOfWorkerThreads();
}