org.apache.twill.zookeeper

Interface ZKOperations.DataCallback

All Superinterfaces:

ZKOperations.Callback<NodeData>

Enclosing class:

ZKOperations

public static interface ZKOperations.DataCallback
extends ZKOperations.Callback<NodeData>

Interface for defining callback method to receive node data updates.

Method Summary

Modifier and Type	Method and Description
void	updated(NodeData nodeData) Invoked when data of the node changed.

Method Detail

updated

void updated(NodeData nodeData)

Invoked when data of the node changed.

Specified by:

updated in interface ZKOperations.Callback<NodeData>

Parameters:

nodeData - New data of the node, or null if the node has been deleted.