uk.org.lidalia.lang

Class Task

java.lang.Object

uk.org.lidalia.lang.Task

All Implemented Interfaces:

Runnable, Callable<Void>

public abstract class Task
extends Object
implements Runnable, Callable<Void>

Adaptation of Runnable to Callable's contract to allow convenient creation of instances of Runnable that throw Exceptions, or instances of Callable<Void> without needing to return null.

Constructor Summary

Constructors

Constructor and Description
Task()

Method Summary

Methods

Modifier and Type	Method and Description
Void	call()
abstract void	perform() Work of this task.
void	run()

Methods inherited from class java.lang.Object

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

Constructor Detail

Task

public Task()

Method Detail

call

public final Void call()
                throws Exception

Specified by:

call in interface Callable<Void>

Returns:

the result of perform()

Throws:

Exception - thrown by perform()

run

public final void run()

Specified by:

run in interface Runnable

Throws:

Exception - thrown by perform() - unchecked

perform

public abstract void perform()
                      throws Exception

Work of this task.

Throws:

Exception