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java.nio.channels
Class DatagramChannel  

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

All Implemented Interfaces:

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

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public abstract class DatagramChannel

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	DatagramChannel(java.nio.channels.spi.SelectorProvider provider)           Initializes the channel.

 

Method Summary
abstract  DatagramChannel	connect(java.net.SocketAddress remote)           Connects this channel's socket.
abstract  DatagramChannel	disconnect()           Disonnects this channel's socket.
abstract  boolean	isConnected()           Tells whether or not this channel's socket is connected.
static DatagramChannel	open()           Opens a datagram channel.
abstract  int	read(java.nio.ByteBuffer dst)           Reads data from this channel.
long	read(java.nio.ByteBuffer[] dsts)           Reads data from this channel.
abstract  long	read(java.nio.ByteBuffer[] dsts, int offset, int length)           Reads data from this channel.
abstract  java.net.SocketAddress	receive(java.nio.ByteBuffer dst)           Receives a datagram via this channel.
abstract  int	send(java.nio.ByteBuffer src, java.net.SocketAddress target)           Sends a datagram via this channel.
abstract  java.net.DatagramSocket	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 this channel.
long	write(java.nio.ByteBuffer[] srcs)           Writes data to this channel.
abstract  long	write(java.nio.ByteBuffer[] srcs, int offset, int length)           Writes data to this 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

DatagramChannel

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

Initializes the channel.

Method Detail

open

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

Opens a datagram channel.

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read

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

Reads data from this channel.

Specified by:

read in interface ScatteringByteChannel

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write

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

Writes data to this channel.

Specified by:

write in interface GatheringByteChannel

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connect

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

Connects this channel's socket.

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disconnect

public abstract DatagramChannel disconnect()
                                    throws java.io.IOException

Disonnects this channel's socket.

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isConnected

public abstract boolean isConnected()

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

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read

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

Reads data from this channel.

Specified by:

read in interface ReadableByteChannel

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read

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

Reads data from this channel.

Specified by:

read in interface ScatteringByteChannel

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receive

public abstract java.net.SocketAddress receive(java.nio.ByteBuffer dst)
                                        throws java.io.IOException

Receives a datagram via this channel.

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send

public abstract int send(java.nio.ByteBuffer src,
                         java.net.SocketAddress target)
                  throws java.io.IOException

Sends a datagram via this channel.

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socket

public abstract java.net.DatagramSocket 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 this 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 this 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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Overview  Package   Class  Use  Deprecated  Index
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