org.hyperic.util.thread
Class ThreadWatchdog

java.lang.Object
  org.hyperic.util.thread.ThreadWatchdog

public class ThreadWatchdog
extends java.lang.Object

This class is able to interrupt threads after a certain interval -- useful when threads need to have a bounded runtime.

Nested Class Summary

static class

ThreadWatchdog.InterruptToken

Constructor Summary

ThreadWatchdog(java.lang.String threadName)

Method Summary

void	cancelInterrupt(ThreadWatchdog.InterruptToken t) Cancel a scheduled interrupt.
void	initialize() Must be called prior to any other use of this object.
ThreadWatchdog.InterruptToken	interruptMeIn(long delay, java.util.concurrent.TimeUnit units, java.lang.String targetMsg) Schedule an interrupt for the current thread.

Methods inherited from class java.lang.Object

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

Constructor Detail

ThreadWatchdog

public ThreadWatchdog(java.lang.String threadName)

Method Detail

initialize

public void initialize()

Must be called prior to any other use of this object.

interruptMeIn

public ThreadWatchdog.InterruptToken interruptMeIn(long delay,
                                                   java.util.concurrent.TimeUnit units,
                                                   java.lang.String targetMsg)

Schedule an interrupt for the current thread.

Parameters:

delay - The # of units to delay

units - Combines with 'delay' to give the length of time to delay

targetMsg - An informational message about what the current thread is doing, used when logging an interrupt.

cancelInterrupt

public void cancelInterrupt(ThreadWatchdog.InterruptToken t)

Cancel a scheduled interrupt.