org.conqat.lib.commons.concurrent

Class RunnableWithAsyncResultBase<T,X extends java.lang.Throwable>

java.lang.Object

org.conqat.lib.commons.concurrent.RunnableWithAsyncResultBase<T,X>

Type Parameters:

T - the return type.

X - the exception type.

All Implemented Interfaces:

java.lang.Runnable

public abstract class RunnableWithAsyncResultBase<T,X extends java.lang.Throwable>
extends java.lang.Object
implements java.lang.Runnable

A Runnable that provides a result that can be read asynchronously and may also throw an exception.

Constructor Summary

Constructors

Constructor and Description
RunnableWithAsyncResultBase()

Method Summary

Modifier and Type	Method and Description
T	getResult() Returns the result.
boolean	isFinished() Returns whether the calculation has been finished.
void	run()
abstract T	runWithResult() Template method for calculating the result.

Methods inherited from class java.lang.Object

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

Constructor Detail

RunnableWithAsyncResultBase

public RunnableWithAsyncResultBase()

Method Detail

run

public final void run()

Specified by:

run in interface java.lang.Runnable

runWithResult

public abstract T runWithResult()
                         throws X extends java.lang.Throwable

Template method for calculating the result.

Throws:

X extends java.lang.Throwable

isFinished

public boolean isFinished()

Returns whether the calculation has been finished.

getResult

public T getResult()
            throws X extends java.lang.Throwable

Returns the result. If the execution threw an exception, this thrown here. This applies to checked exceptions of type X as well as to runtime exceptions and errors. If the run() method did not terminate yet, an AssertionError is thrown.

Throws:

X extends java.lang.Throwable