Package io.deephaven.enterprise.remote

Interface RemoteTableStateWatcher.StateToken

All Known Implementing Classes:

ControllerStateWatcher.PersistentQueryStateToken

Enclosing interface:

RemoteTableStateWatcher

public static interface RemoteTableStateWatcher.StateToken

A Token representing the state of the remote table object. It must be able to tell clients if the upstream is ready for subscriptions or not.

Method Summary

Modifier and Type	Method	Description
boolean	isReady()	Is the upstream ready for subscriptions?
boolean	isSameTarget(@Nullable RemoteTableStateWatcher.StateToken other)	Check if this RemoteTableStateWatcher.StateToken represents the same target connection.

Method Details

isReady

boolean isReady()

Is the upstream ready for subscriptions?

Returns:

true if it is ready for subscriptions.

isSameTarget

boolean isSameTarget(@Nullable
 @Nullable RemoteTableStateWatcher.StateToken other)

Check if this RemoteTableStateWatcher.StateToken represents the same target connection. This is useful, for example, if a PQ Spare replaces a worker.

Parameters:

other - the RemoteTableStateWatcher.StateToken to compare with

Returns:

true if the other token represents the same target