Module org.glassfish.hk2.runlevel

Package org.glassfish.hk2.runlevel

Interface ChangeableRunLevelFuture

All Superinterfaces:

Future<Object>, RunLevelFuture

All Known Implementing Classes:

CurrentTaskFuture

public interface ChangeableRunLevelFuture
extends RunLevelFuture

Author:

jwells

Method Summary

Modifier and Type	Method	Description
int	changeProposedLevel(int proposedLevel)	Changes the proposedLevel of this future.

Methods inherited from interface java.util.concurrent.Future

get, get, isCancelled, isDone

Methods inherited from interface org.glassfish.hk2.runlevel.RunLevelFuture

cancel, getProposedLevel, isDown, isUp

Method Details

changeProposedLevel

int changeProposedLevel(int proposedLevel)
                 throws IllegalStateException

Changes the proposedLevel of this future. A future cannot have its level changed if it is done

This method may be called from the RunLevelListener.onProgress(ChangeableRunLevelFuture, int) callback

Parameters:

proposedLevel - The new proposed level

Returns:

The old proposed level

Throws:

IllegalStateException - if this is called on a future that is done