Package uk.ac.manchester.spinnaker.alloc.allocator

Class Epochs.Epoch

java.lang.Object

uk.ac.manchester.spinnaker.alloc.allocator.Epochs.Epoch

Enclosing class:

Epochs

public final class Epochs.Epoch
extends Object

A waitable epoch checkpoint.

Author:

Donal Fellows, Andrew Rowley

Method Summary

Modifier and Type	Method	Description
Collection<Integer>	getChanged(Duration timeout)	Get the set of changed items.
boolean	isValid()	Check if this epoch is the current one.
boolean	waitForChange(Duration timeout)	Wait, for up to timeout, for a change.

Methods inherited from class java.lang.Object

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

Method Details

waitForChange

public boolean waitForChange(Duration timeout)
                      throws InterruptedException

Wait, for up to timeout, for a change.

Parameters:

timeout - The time to wait, in milliseconds.

Returns:

Whether the item has changed or not.

Throws:

InterruptedException - If the wait is interrupted.

getChanged

public Collection<Integer> getChanged(Duration timeout)
                               throws InterruptedException

Get the set of changed items.

Parameters:

timeout - The timeout to wait for one item to change.

Returns:

The changed items.

Throws:

InterruptedException - If the wait is interrupted.

isValid

public boolean isValid()

Check if this epoch is the current one.

Returns:

Whether this is a valid epoch.