| Package | Description | 
|---|---|
| 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. | 
| java.nio.channels.spi | Service-provider classes for the  java.nio.channelspackage. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | AsynchronousCloseExceptionChecked exception received by a thread when another thread closes the
 channel or the part of the channel upon which it is blocked in an I/O
 operation. | 
| class  | ClosedByInterruptExceptionChecked exception received by a thread when another thread interrupts it
 while it is blocked in an I/O operation upon a channel. | 
| Modifier and Type | Method and Description | 
|---|---|
| SelectionKey | SelectableChannel. register(Selector sel,
        int ops)Registers this channel with the given selector, returning a selection
 key. | 
| abstract SelectionKey | SelectableChannel. register(Selector sel,
        int ops,
        Object att)Registers this channel with the given selector, returning a selection
 key. | 
| Modifier and Type | Method and Description | 
|---|---|
| SelectionKey | AbstractSelectableChannel. register(Selector sel,
        int ops,
        Object att)Registers this channel with the given selector, returning a selection key. | 
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