com.koushikdutta.async.future
Class TransformFuture<T,F>

java.lang.Object
  com.koushikdutta.async.future.SimpleCancellable
      com.koushikdutta.async.future.SimpleFuture<T>
          com.koushikdutta.async.future.TransformFuture<T,F>

All Implemented Interfaces:

Cancellable, DependentCancellable, DependentFuture<T>, FutureCallback<F>, java.util.concurrent.Future<T>

public abstract class TransformFuture<T,F>
extends SimpleFuture<T>
implements FutureCallback<F>

Field Summary

Fields inherited from class com.koushikdutta.async.future.SimpleCancellable

COMPLETED

Constructor Summary

TransformFuture()

Method Summary

protected void	error(java.lang.Exception e)
TransformFuture<T,F>	from(Future<F> future)
void	onCompleted(java.lang.Exception e, F result) onCompleted is called by the Future with the result or exception of the asynchronous operation.
protected abstract void	transform(F result)

Methods inherited from class com.koushikdutta.async.future.SimpleFuture

cancel, cancel, get, get, getCompletionCallback, setCallback, setComplete, setComplete, setComplete, setComplete, setParent

Methods inherited from class com.koushikdutta.async.future.SimpleCancellable

cancelCleanup, cleanup, completeCleanup, isCancelled, isDone

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.concurrent.Future

isCancelled, isDone

Methods inherited from interface com.koushikdutta.async.future.Cancellable

isCancelled, isDone

Constructor Detail

TransformFuture

public TransformFuture()

Method Detail

onCompleted

public void onCompleted(java.lang.Exception e,
                        F result)

Description copied from interface: FutureCallback

onCompleted is called by the Future with the result or exception of the asynchronous operation.

Specified by:

onCompleted in interface FutureCallback<F>

Parameters:

e - Exception encountered by the operation

result - Result returned from the operation

from

public TransformFuture<T,F> from(Future<F> future)

error

protected void error(java.lang.Exception e)

transform

protected abstract void transform(F result)
                           throws java.lang.Exception

Throws:

java.lang.Exception