psdi.app.eventresponse

Class TimePriorityQueue

java.lang.Object

psdi.app.eventresponse.TimePriorityQueue

public class TimePriorityQueue
extends java.lang.Object

This class ensures that abandoned ERSets aren't left in memory of the Immediate List.

Author:

neville

Constructor Summary

Constructors

Constructor and Description
TimePriorityQueue() Constructor

Method Summary

Modifier and Type	Method and Description
psdi.app.eventresponse.ERKey	pop() Returns the key of the eldest entry.
void	push(psdi.app.eventresponse.ERKey key) Adds the key with the current date/time.
void	remove(psdi.app.eventresponse.ERKey key) Removes any entry with the given key.
void	setExpirationTime(int ms) Sets the time when keys are considered expired and will be released by the pop method.

Methods inherited from class java.lang.Object

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

Constructor Detail

TimePriorityQueue

public TimePriorityQueue()

Constructor

Method Detail

push

public void push(psdi.app.eventresponse.ERKey key)

Adds the key with the current date/time. Any existing entry with the key value is updated.

Parameters:

key -

remove

public void remove(psdi.app.eventresponse.ERKey key)

Removes any entry with the given key.

Parameters:

key -

setExpirationTime

public void setExpirationTime(int ms)

Sets the time when keys are considered expired and will be released by the pop method.

Parameters:

ms -

pop

public psdi.app.eventresponse.ERKey pop()

Returns the key of the eldest entry.

Returns:

The eldest entry who's time is expired. If no entry is expired, null is returned instead.