EDU.oswego.cs.dl.util.concurrent

Class PrioritySemaphore.PriorityWaitQueue

protected static class PrioritySemaphore.PriorityWaitQueue extends WaitQueue

Field Summary
protected FIFOSemaphore.FIFOWaitQueue[]	cells_ An array of wait queues, one per priority *
protected int	maxIndex_ The index of the highest priority cell that may need to be signalled, or -1 if none.

Constructor Summary
protected	PriorityWaitQueue()

Method Summary
protected WaitNode	extract()
protected void	insert(WaitNode w)

Field Detail

An array of wait queues, one per priority *

protected int maxIndex_

The index of the highest priority cell that may need to be signalled, or -1 if none. Used to minimize array traversal.

protected PriorityWaitQueue()

protected WaitNode extract()

protected void insert(WaitNode w)