org.teiid.jdbc
Class EnhancedTimer

java.lang.Object
  org.teiid.jdbc.EnhancedTimer

public class EnhancedTimer
extends Object

Specialized timer that can purge tasks in lg(n) time Uses lock escalation to minimize contention for adding/removing tasks. Will only hold a thread while there are pending tasks.

Nested Class Summary

class

EnhancedTimer.Task

Constructor Summary

EnhancedTimer(Executor bossExecutor, Executor taskExecutor)

EnhancedTimer(String name)
Constructs a new Timer that directly executes tasks off of a single-thread thread pool.

Method Summary

EnhancedTimer.Task	add(Runnable task, long delay) Add a delayed task
int	getQueueSize()

Methods inherited from class java.lang.Object

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

Constructor Detail

EnhancedTimer

public EnhancedTimer(String name)

Constructs a new Timer that directly executes tasks off of a single-thread thread pool.

Parameters:

name -

EnhancedTimer

public EnhancedTimer(Executor bossExecutor,
                     Executor taskExecutor)

Method Detail

add

public EnhancedTimer.Task add(Runnable task,
                              long delay)

Add a delayed task

Parameters:

task -

delay - in ms

Returns:

a cancellable Task

getQueueSize

public int getQueueSize()