io.netty.channel.nio

Interface NioTask<C extends SelectableChannel>

public interface NioTask<C extends SelectableChannel>

An arbitrary task that can be executed by NioEventLoop when a SelectableChannel becomes ready.

See Also:

NioEventLoop.register(SelectableChannel, int, NioTask)

Method Summary

Modifier and Type	Method and Description
void	channelReady(C ch, SelectionKey key) Invoked when the SelectableChannel has been selected by the Selector.
void	channelUnregistered(C ch, Throwable cause) Invoked when the SelectionKey of the specified SelectableChannel has been cancelled and thus this NioTask will not be notified anymore.

Method Detail

channelReady

void channelReady(C ch,
                  SelectionKey key)
           throws Exception

Invoked when the SelectableChannel has been selected by the Selector.

Throws:

Exception

channelUnregistered

void channelUnregistered(C ch,
                         Throwable cause)
                  throws Exception

Invoked when the SelectionKey of the specified SelectableChannel has been cancelled and thus this NioTask will not be notified anymore.

Parameters:

cause - the cause of the unregistration. null if a user called SelectionKey.cancel() or the event loop has been shut down.

Throws:

Exception