| 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  | 
MulticastSocket
The multicast datagram socket class is useful for sending
 and receiving IP multicast packets. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
abstract DatagramSocket | 
DatagramChannel.socket()
Retrieves a datagram socket associated with 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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