ai.grakn.engine.tasks.manager.multiqueue

Class Scheduler

java.lang.Object

ai.grakn.engine.tasks.manager.multiqueue.Scheduler

All Implemented Interfaces:

AutoCloseable, Runnable

public class Scheduler
extends Object
implements Runnable, AutoCloseable

Handle execution of recurring tasks. Monitor new tasks queue to add them to ScheduledExecutorService. ScheduledExecutorService will be given a function to add the task in question to the work queue.

Author:

Denis Lobanov, alexandraorth

Constructor Summary

Constructors

Constructor and Description
Scheduler(TaskStateStorage storage, ZookeeperConnection connection)

Method Summary

Modifier and Type	Method and Description
void	close() Stop the main loop, causing run() to exit.
void	run()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Scheduler

public Scheduler(TaskStateStorage storage,
                 ZookeeperConnection connection)

Method Detail

run

public void run()

Specified by:

run in interface Runnable

close

public void close()

Stop the main loop, causing run() to exit. noThrow() functions used here so that if an error occurs during execution of a certain step, the subsequent stops continue to execute.

Specified by:

close in interface AutoCloseable