public abstract class AbstractSelectionKey extends SelectionKey
This class tracks the validity of the key and implements cancellation.
OP_ACCEPT, OP_CONNECT, OP_READ, OP_WRITE| Modifier | Constructor and Description |
|---|---|
protected |
AbstractSelectionKey()
Initializes a new instance of this class.
|
| Modifier and Type | Method and Description |
|---|---|
void |
cancel()
Cancels this key.
|
boolean |
isValid()
Tells whether or not this key is valid.
|
attach, attachment, channel, interestOps, interestOps, isAcceptable, isConnectable, isReadable, isWritable, readyOps, selectorprotected AbstractSelectionKey()
public final boolean isValid()
SelectionKeyA key is valid upon creation and remains so until it is cancelled, its channel is closed, or its selector is closed.
isValid in class SelectionKeypublic final void cancel()
If this key has not yet been cancelled then it is added to its selector's cancelled-key set while synchronized on that set.
cancel in class SelectionKey Submit a bug or feature
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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