IceGrid

Interface _NodeObserverOperationsNC

All Known Subinterfaces:

NodeObserver

All Known Implementing Classes:

_NodeObserverDisp, _NodeObserverTie

public interface _NodeObserverOperationsNC

The node observer interface. Observers should implement this interface to receive information about the state of the IceGrid nodes.

Method Summary

Modifier and Type	Method and Description
void	nodeDown(java.lang.String name) The nodeDown operation is called to notify an observer that a node went down.
void	nodeInit(NodeDynamicInfo[] nodes) The nodeInit operation indicates the current state of nodes.
void	nodeUp(NodeDynamicInfo node) The nodeUp operation is called to notify an observer that a node came up.
void	updateAdapter(java.lang.String node, AdapterDynamicInfo updatedInfo) The updateAdapter operation is called to notify an observer that the state of an adapter changed.
void	updateServer(java.lang.String node, ServerDynamicInfo updatedInfo) The updateServer operation is called to notify an observer that the state of a server changed.

Method Detail

nodeInit

void nodeInit(NodeDynamicInfo[] nodes)

The nodeInit operation indicates the current state of nodes. It is called after the registration of an observer.

Parameters:

nodes - The current state of the nodes.

nodeUp

void nodeUp(NodeDynamicInfo node)

The nodeUp operation is called to notify an observer that a node came up.

Parameters:

node - The node state.

nodeDown

void nodeDown(java.lang.String name)

The nodeDown operation is called to notify an observer that a node went down.

Parameters:

name - The node name.

updateServer

void updateServer(java.lang.String node,
                  ServerDynamicInfo updatedInfo)

The updateServer operation is called to notify an observer that the state of a server changed.

Parameters:

node - The node hosting the server.

updatedInfo - The new server state.

updateAdapter

void updateAdapter(java.lang.String node,
                   AdapterDynamicInfo updatedInfo)

The updateAdapter operation is called to notify an observer that the state of an adapter changed.

Parameters:

node - The node hosting the adapter.

updatedInfo - The new adapter state.