SelectableChannel

public abstract class SelectableChannel
extends AbstractInterruptibleChannel implements Channel

java.lang.Object
↳	java.nio.channels.spi.AbstractInterruptibleChannel
	↳	java.nio.channels.SelectableChannel

Known direct subclasses AbstractSelectableChannel AbstractSelectableChannel Base implementation class for selectable channels.

Known indirect subclasses DatagramChannel, Pipe.SinkChannel, Pipe.SourceChannel, ServerSocketChannel, SocketChannel DatagramChannel A selectable channel for datagram-oriented sockets.  Pipe.SinkChannel A channel representing the writable end of a Pipe.  Pipe.SourceChannel A channel representing the readable end of a Pipe.  ServerSocketChannel A selectable channel for stream-oriented listening sockets.  SocketChannel A selectable channel for stream-oriented connecting sockets.

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A channel that can be multiplexed via a Selector.

In order to be used with a selector, an instance of this class must first be registered via the register method. This method returns a new SelectionKey object that represents the channel's registration with the selector.

Once registered with a selector, a channel remains registered until it is deregistered. This involves deallocating whatever resources were allocated to the channel by the selector.

A channel cannot be deregistered directly; inst