org.glassfish.grizzly

Interface CompletionHandler<E>

Type Parameters:

E - the type of the result

All Known Implementing Classes:

AbstractStreamWriter.DisposeBufferCompletionHandler, CompletionHandlerAdapter, EmptyCompletionHandler, SSLStreamWriter.HandshakeCompletionHandler, TCPNIOServerConnection.RegisterAcceptedChannelCompletionHandler, TransformerInput.TransformerCompletionHandler, UDPNIOTransport.RegisterChannelCompletionHandler

public interface CompletionHandler<E>

Interface, which will be used by Grizzly to notify about asynchronous I/O operations status updates.

Author:

Alexey Stashok

Method Summary

Methods

Modifier and Type	Method and Description
void	cancelled() The operation was cancelled.
void	completed(E result) The operation was completed.
void	failed(Throwable throwable) The operation was failed.
void	updated(E result) The callback method may be called, when there is some progress in operation execution, but it is still not completed

Method Detail

cancelled

void cancelled()

The operation was cancelled.

failed

void failed(Throwable throwable)

The operation was failed.

Parameters:

throwable - error, which occurred during operation execution

completed

void completed(E result)

The operation was completed.

Parameters:

result - the operation result Please note, for performance reasons the result object might be recycled after returning from the completed method. So it's not guaranteed that using of the result object is safe outside this method's scope.

updated

void updated(E result)

The callback method may be called, when there is some progress in operation execution, but it is still not completed

Parameters:

result - the current result Please note, for performance reasons the result object might be recycled after returning from the updated method. So it's not guaranteed that using of the result object is safe outside this method's scope.