com.hfg.util

Class PrioritizedFutureTask<V>

java.lang.Object

java.util.concurrent.FutureTask<V>

com.hfg.util.PrioritizedFutureTask<V>

All Implemented Interfaces:

Comparable<PrioritizedFutureTask<V>>, Runnable, Future<V>, RunnableFuture<V>

public class PrioritizedFutureTask<V>
extends FutureTask<V>
implements Comparable<PrioritizedFutureTask<V>>

A FutureTask that allows a priority to be specified.

Constructor Summary

Constructors

Constructor and Description
PrioritizedFutureTask(Callable<V> inCallable) Creates a PrioritizedFutureTask that will, upon running, execute the given Callable.
PrioritizedFutureTask(Runnable inRunnable, V inResult) Creates a PrioritizedFutureTask that will, upon running, execute the given Runnable, and arrange that get will return the given result on successful completion.

Method Summary

Modifier and Type	Method and Description
int	compareTo(PrioritizedFutureTask<V> inObj2)
boolean	equals(Object inObj2)
Priority	getPriority()
long	getSubmissionTime()
int	hashCode()
PrioritizedFutureTask<V>	setPriority(Priority inValue)

Methods inherited from class java.util.concurrent.FutureTask

cancel, done, get, get, isCancelled, isDone, run, runAndReset, set, setException

Methods inherited from class java.lang.Object

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

Constructor Detail

PrioritizedFutureTask

public PrioritizedFutureTask(Callable<V> inCallable)

Creates a PrioritizedFutureTask that will, upon running, execute the given Callable.

Parameters:

inCallable - the callable task

Throws:

NullPointerException - if the callable is null

PrioritizedFutureTask

public PrioritizedFutureTask(Runnable inRunnable,
                             V inResult)

Creates a PrioritizedFutureTask that will, upon running, execute the given Runnable, and arrange that get will return the given result on successful completion.

Parameters:

inRunnable - the runnable task

inResult - the result to return on successful completion. If you don't need a particular result, consider using constructions of the form: Future<?> f = new FutureTask<Void>(runnable, null)

Throws:

NullPointerException - if the runnable is null

Method Detail

setPriority

public PrioritizedFutureTask<V> setPriority(Priority inValue)

getPriority

public Priority getPriority()

getSubmissionTime

public long getSubmissionTime()

equals

public boolean equals(Object inObj2)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

compareTo

public int compareTo(PrioritizedFutureTask<V> inObj2)

Specified by:

compareTo in interface Comparable<PrioritizedFutureTask<V>>