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java.nio.channels
Class SelectableChannel  

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

All Implemented Interfaces:

Channel, InterruptibleChannel

Direct Known Subclasses:

java.nio.channels.spi.AbstractSelectableChannel

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public abstract class SelectableChannel

extends java.nio.channels.spi.AbstractInterruptibleChannel

Since:

1.4

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Field Summary

 

Fields inherited from class java.nio.channels.spi.AbstractInterruptibleChannel

 

Constructor Summary
protected	SelectableChannel()           Initializes the channel.

 

Method Summary
abstract  java.lang.Object	blockingLock()           Returns the lock of this channel.
abstract  SelectableChannel	configureBlocking(boolean block)           Adjusts this channel's blocking mode.
abstract  boolean	isBlocking()           Tells whether this channel is blocking or not.
abstract  boolean	isRegistered()           Tells whether or not this channel is currently registered with any selectors.
abstract  SelectionKey	keyFor(Selector sel)           Retrieves the key representing the channel's registration with the given selector.
abstract  java.nio.channels.spi.SelectorProvider	provider()           Returns the provider that created this channel.
SelectionKey	register(Selector sel, int ops)           Registers this channel with the given selector, returning a selection key.
abstract  SelectionKey	register(Selector sel, int ops, java.lang.Object att)           Registers this channel with the given selector, returning a selection key.
abstract  int	validOps()           Returns a set of valid operations on this channel.

 

Methods inherited from class java.nio.channels.spi.AbstractInterruptibleChannel

begin, close, end, implCloseChannel, isOpen

 

Methods inherited from class java.lang.Object

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

 

Constructor Detail

SelectableChannel

protected SelectableChannel()

Initializes the channel.

Method Detail

blockingLock

public abstract java.lang.Object blockingLock()

Returns the lock of this channel.

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configureBlocking

public abstract SelectableChannel configureBlocking(boolean block)
                                             throws java.io.IOException

Adjusts this channel's blocking mode.

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isBlocking

public abstract boolean isBlocking()

Tells whether this channel is blocking or not.

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isRegistered

public abstract boolean isRegistered()

Tells whether or not this channel is currently registered with any selectors.

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keyFor

public abstract SelectionKey keyFor(Selector sel)

Retrieves the key representing the channel's registration with the given selector.

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provider

public abstract java.nio.channels.spi.SelectorProvider provider()

Returns the provider that created this channel.

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register

public final SelectionKey register(Selector sel,
                                   int ops)
                            throws ClosedChannelException

Registers this channel with the given selector, returning a selection key.

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register

public abstract SelectionKey register(Selector sel,
                                      int ops,
                                      java.lang.Object att)
                               throws ClosedChannelException

Registers this channel with the given selector, returning a selection key.

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validOps

public abstract int validOps()

Returns a set of valid operations on this channel.

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