| Package | Description | 
|---|---|
| java.net | 
 Provides the classes for implementing networking applications. 
 | 
| java.nio.channels | 
 Defines channels, which represent connections to entities that are capable of
 performing I/O operations, such as files and sockets; defines selectors, for
 multiplexed, non-blocking I/O operations. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
InetSocketAddress
This class implements an IP Socket Address (IP address + port number)
 It can also be a pair (hostname + port number), in which case an attempt
 will be made to resolve the hostname. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
SocketAddress | 
Proxy.address()
Returns the socket address of the proxy, or
  
null if its a direct connection. | 
SocketAddress | 
Socket.getLocalSocketAddress()
Returns the address of the endpoint this socket is bound to. 
 | 
SocketAddress | 
DatagramSocket.getLocalSocketAddress()
Returns the address of the endpoint this socket is bound to. 
 | 
SocketAddress | 
ServerSocket.getLocalSocketAddress()
Returns the address of the endpoint this socket is bound to. 
 | 
SocketAddress | 
Socket.getRemoteSocketAddress()
Returns the address of the endpoint this socket is connected to, or
  
null if it is unconnected. | 
SocketAddress | 
DatagramSocket.getRemoteSocketAddress()
Returns the address of the endpoint this socket is connected to, or
  
null if it is unconnected. | 
SocketAddress | 
DatagramPacket.getSocketAddress()
Gets the SocketAddress (usually IP address + port number) of the remote
 host that this packet is being sent to or is coming from. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
void | 
Socket.bind(SocketAddress bindpoint)
Binds the socket to a local address. 
 | 
void | 
DatagramSocket.bind(SocketAddress addr)
Binds this DatagramSocket to a specific address and port. 
 | 
void | 
ServerSocket.bind(SocketAddress endpoint)
Binds the  
ServerSocket to a specific address
 (IP address and port number). | 
void | 
ServerSocket.bind(SocketAddress endpoint,
    int backlog)
Binds the  
ServerSocket to a specific address
 (IP address and port number). | 
void | 
Socket.connect(SocketAddress endpoint)
Connects this socket to the server. 
 | 
void | 
DatagramSocket.connect(SocketAddress addr)
Connects this socket to a remote socket address (IP address + port number). 
 | 
void | 
Socket.connect(SocketAddress endpoint,
       int timeout)
Connects this socket to the server with a specified timeout value. 
 | 
protected abstract void | 
SocketImpl.connect(SocketAddress address,
       int timeout)
Connects this socket to the specified port number on the specified host. 
 | 
abstract void | 
ProxySelector.connectFailed(URI uri,
             SocketAddress sa,
             IOException ioe)
Called to indicate that a connection could not be established
 to a proxy/socks server. 
 | 
void | 
MulticastSocket.joinGroup(SocketAddress mcastaddr,
         NetworkInterface netIf)
Joins the specified multicast group at the specified interface. 
 | 
protected abstract void | 
DatagramSocketImpl.joinGroup(SocketAddress mcastaddr,
         NetworkInterface netIf)
Join the multicast group. 
 | 
void | 
MulticastSocket.leaveGroup(SocketAddress mcastaddr,
          NetworkInterface netIf)
Leave a multicast group on a specified local interface. 
 | 
protected abstract void | 
DatagramSocketImpl.leaveGroup(SocketAddress mcastaddr,
          NetworkInterface netIf)
Leave the multicast group. 
 | 
void | 
DatagramPacket.setSocketAddress(SocketAddress address)
Sets the SocketAddress (usually IP address + port number) of the remote
 host to which this datagram is being sent. 
 | 
| Constructor and Description | 
|---|
DatagramPacket(byte[] buf,
              int offset,
              int length,
              SocketAddress address)
Constructs a datagram packet for sending packets of length
  
length with offset ioffsetto the
 specified port number on the specified host. | 
DatagramPacket(byte[] buf,
              int length,
              SocketAddress address)
Constructs a datagram packet for sending packets of length
  
length to the specified port number on the specified
 host. | 
DatagramSocket(SocketAddress bindaddr)
Creates a datagram socket, bound to the specified local
 socket address. 
 | 
MulticastSocket(SocketAddress bindaddr)
Create a MulticastSocket bound to the specified socket address. 
 | 
Proxy(Proxy.Type type,
     SocketAddress sa)
Creates an entry representing a PROXY connection. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
SocketAddress | 
NetworkChannel.getLocalAddress()
Returns the socket address that this channel's socket is bound to. 
 | 
abstract SocketAddress | 
SocketChannel.getLocalAddress()
Returns the socket address that this channel's socket is bound to. 
 | 
abstract SocketAddress | 
ServerSocketChannel.getLocalAddress()
Returns the socket address that this channel's socket is bound to. 
 | 
abstract SocketAddress | 
AsynchronousServerSocketChannel.getLocalAddress()
Returns the socket address that this channel's socket is bound to. 
 | 
abstract SocketAddress | 
DatagramChannel.getLocalAddress()
Returns the socket address that this channel's socket is bound to. 
 | 
abstract SocketAddress | 
AsynchronousSocketChannel.getLocalAddress()
Returns the socket address that this channel's socket is bound to. 
 | 
abstract SocketAddress | 
SocketChannel.getRemoteAddress()
Returns the remote address to which this channel's socket is connected. 
 | 
abstract SocketAddress | 
DatagramChannel.getRemoteAddress()
Returns the remote address to which this channel's socket is connected. 
 | 
abstract SocketAddress | 
AsynchronousSocketChannel.getRemoteAddress()
Returns the remote address to which this channel's socket is connected. 
 | 
abstract SocketAddress | 
DatagramChannel.receive(ByteBuffer dst)
Receives a datagram via this channel. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
NetworkChannel | 
NetworkChannel.bind(SocketAddress local)
Binds the channel's socket to a local address. 
 | 
abstract SocketChannel | 
SocketChannel.bind(SocketAddress local)  | 
ServerSocketChannel | 
ServerSocketChannel.bind(SocketAddress local)
Binds the channel's socket to a local address and configures the socket
 to listen for connections. 
 | 
AsynchronousServerSocketChannel | 
AsynchronousServerSocketChannel.bind(SocketAddress local)
Binds the channel's socket to a local address and configures the socket to
 listen for connections. 
 | 
abstract DatagramChannel | 
DatagramChannel.bind(SocketAddress local)  | 
abstract AsynchronousSocketChannel | 
AsynchronousSocketChannel.bind(SocketAddress local)  | 
abstract ServerSocketChannel | 
ServerSocketChannel.bind(SocketAddress local,
    int backlog)
Binds the channel's socket to a local address and configures the socket to
 listen for connections. 
 | 
abstract AsynchronousServerSocketChannel | 
AsynchronousServerSocketChannel.bind(SocketAddress local,
    int backlog)
Binds the channel's socket to a local address and configures the socket to
 listen for connections. 
 | 
abstract boolean | 
SocketChannel.connect(SocketAddress remote)
Connects this channel's socket. 
 | 
abstract DatagramChannel | 
DatagramChannel.connect(SocketAddress remote)
Connects this channel's socket. 
 | 
abstract Future<Void> | 
AsynchronousSocketChannel.connect(SocketAddress remote)
Connects this channel. 
 | 
abstract <A> void | 
AsynchronousSocketChannel.connect(SocketAddress remote,
       A attachment,
       CompletionHandler<Void,? super A> handler)
Connects this channel. 
 | 
static SocketChannel | 
SocketChannel.open(SocketAddress remote)
Opens a socket channel and connects it to a remote address. 
 | 
abstract int | 
DatagramChannel.send(ByteBuffer src,
    SocketAddress target)
Sends a datagram via this channel. 
 | 
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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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