Package io.deephaven.kv

Class WatchKey

java.lang.Object

io.deephaven.kv.WatchKey

public final class WatchKey
extends Object

An immutable key path watch key - used to request a watch WatchClient.watch(WatchKey, Listener).

A revision indicates that the caller wants to receive all updates since the given revision.

A null revision indicates that the caller only wants to receive new updates.

Constructor Summary

Constructors

Constructor	Description
WatchKey(@NotNull KeyPath path)
WatchKey(@NotNull KeyPath path, Long revision)

Method Summary

Modifier and Type	Method	Description
KeyPath	getPath()
OptionalLong	getRevision()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

WatchKey

public WatchKey(@NotNull
 @NotNull KeyPath path)

WatchKey

public WatchKey(@NotNull
 @NotNull KeyPath path,
 Long revision)

Method Details

getPath

public KeyPath getPath()

getRevision

public OptionalLong getRevision()