CompletionHandler (grizzly-framework 4.0.0 API)

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

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	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.