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java.nio.channels
Class SocketChannel  

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

All Implemented Interfaces:

ByteChannel, Channel, GatheringByteChannel, InterruptibleChannel, ReadableByteChannel, ScatteringByteChannel, WritableByteChannel

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public abstract class SocketChannel

extends java.nio.channels.spi.AbstractSelectableChannel

implements ByteChannel, ScatteringByteChannel, GatheringByteChannel

Since:

1.4

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Field Summary

 

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

 

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

 

Constructor Summary
protected	SocketChannel(java.nio.channels.spi.SelectorProvider provider)           Initializes this socket channel.

 

Method Summary
abstract  boolean	connect(java.net.SocketAddress remote)           Connects the channel's socket to the remote address.
abstract  boolean	finishConnect()           Finishes the process of connecting a socket channel.
abstract  boolean	isConnected()           Tells whether or not the channel's socket is connected.
abstract  boolean	isConnectionPending()           Tells whether or not a connection operation is in progress on this channel.
static SocketChannel	open()           Opens a socket channel.
static SocketChannel	open(java.net.SocketAddress remote)           Opens a channel and connects it to a remote address.
abstract  int	read(java.nio.ByteBuffer dst)           Reads data from the channel.
long	read(java.nio.ByteBuffer[] dsts)           Reads data from the channel.
abstract  long	read(java.nio.ByteBuffer[] dsts, int offset, int length)           Reads data from the channel.
abstract  java.net.Socket	socket()           Retrieves the channel's socket.
int	validOps()           Retrieves the valid operations for this channel.
abstract  int	write(java.nio.ByteBuffer src)           Writes data to the channel.
long	write(java.nio.ByteBuffer[] dsts)           Writes data to the channel.
abstract  long	write(java.nio.ByteBuffer[] srcs, int offset, int length)           Writes data to the channel.

 

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

blockingLock, configureBlocking, implCloseChannel, implCloseSelectableChannel, implConfigureBlocking, isBlocking, isRegistered, keyFor, provider, register

 

Methods inherited from class java.nio.channels.SelectableChannel

register

 

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

begin, close, end, isOpen

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface java.nio.channels.Channel

close, isOpen

 

Constructor Detail

SocketChannel

protected SocketChannel(java.nio.channels.spi.SelectorProvider provider)

Initializes this socket channel.

Method Detail

open

public static SocketChannel open()
                          throws java.io.IOException

Opens a socket channel.

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open

public static SocketChannel open(java.net.SocketAddress remote)
                          throws java.io.IOException

Opens a channel and connects it to a remote address.

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read

public final long read(java.nio.ByteBuffer[] dsts)
                throws java.io.IOException

Reads data from the channel.

Specified by:

read in interface ScatteringByteChannel

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write

public final long write(java.nio.ByteBuffer[] dsts)
                 throws java.io.IOException

Writes data to the channel.

Specified by:

write in interface GatheringByteChannel

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validOps

public final int validOps()

Retrieves the valid operations for this channel.

Specified by:

validOps in class SelectableChannel

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read

public abstract int read(java.nio.ByteBuffer dst)
                  throws java.io.IOException

Reads data from the channel.

Specified by:

read in interface ReadableByteChannel

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connect

public abstract boolean connect(java.net.SocketAddress remote)
                         throws java.io.IOException

Connects the channel's socket to the remote address.

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finishConnect

public abstract boolean finishConnect()
                               throws java.io.IOException

Finishes the process of connecting a socket channel.

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isConnected

public abstract boolean isConnected()

Tells whether or not the channel's socket is connected.

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isConnectionPending

public abstract boolean isConnectionPending()

Tells whether or not a connection operation is in progress on this channel.

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read

public abstract long read(java.nio.ByteBuffer[] dsts,
                          int offset,
                          int length)
                   throws java.io.IOException

Reads data from the channel.

Specified by:

read in interface ScatteringByteChannel

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socket

public abstract java.net.Socket socket()

Retrieves the channel's socket.

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write

public abstract int write(java.nio.ByteBuffer src)
                   throws java.io.IOException

Writes data to the channel.

Specified by:

write in interface WritableByteChannel

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write

public abstract long write(java.nio.ByteBuffer[] srcs,
                           int offset,
                           int length)
                    throws java.io.IOException

Writes data to the channel.

Specified by:

write in interface GatheringByteChannel

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