com.tensegrity.graph.event
Interface GraphListener

All Superinterfaces:

EventListenerTag

All Known Subinterfaces:

GraphEventMediatorListener

All Known Implementing Classes:

DebugGraphListener, GraphAdapter, GraphEventMediator, GraphEventMediatorAdapter, GraphEventMultiplexer

public interface GraphListener

extends EventListenerTag

The listener interface for receiving events that are related to a Graph instance.

Version:

$Id: GraphListener.java,v 1.17 2003/08/12 12:08:53 sr Exp $

Author:

Stepan Rutz

Method Summary

void	edgeAdded(GraphEvent graphevent) Invoked after an edge was added to the graph.
void	edgeAttachRejected(GraphEvent graphevent) An attachment of an edge was rejected by the graph.
void	edgePreAdd(GraphEvent graphevent) Invoked when an edge is about to be added to a graph.
void	edgePreRemove(GraphEvent graphevent) Invoked when an edge is about to be removed from a graph.
void	edgePreSplit(GraphEvent graphevent) An edge is about to be split split and then would be replaced by two new edges.
void	edgeRemoved(GraphEvent graphevent) Invoked after an edge was removed from the graph.
void	edgeSplit(GraphEvent graphevent) An edge was split and replaced by two new edges.
void	nodeAdded(GraphEvent graphevent) Invoked after a node was added to the graph.
void	nodeDeleteEdgeCascade(GraphEvent graphevent) A node with indegree = outdegree = 1 was deleted and the adjacent edges are deleted as well.
void	nodePreAdd(GraphEvent graphevent) Invoked when a node is about to be added to a graph.
void	nodePreDeleteEdgeCascade(GraphEvent graphevent) A node with indegree = outdegree = 1 is about to be deleted and the adjacent edges will be deleted as well.
void	nodePreRemove(GraphEvent graphevent) Invoked when a node is about to be removed from a graph.
void	nodeRemoved(GraphEvent graphevent) Invoked after a node was removed from the graph.

Method Detail

nodePreAdd

public void nodePreAdd(GraphEvent graphevent)

Invoked when a node is about to be added to a graph.

nodeAdded

public void nodeAdded(GraphEvent graphevent)

Invoked after a node was added to the graph.

Parameters:

graphevent - the graphevent structure carrying graphevent information.

nodePreRemove

public void nodePreRemove(GraphEvent graphevent)

Invoked when a node is about to be removed from a graph.

Parameters:

graphevent - the structure carrying graphevent information.

nodeRemoved

public void nodeRemoved(GraphEvent graphevent)

Invoked after a node was removed from the graph.

Parameters:

graphevent - the structure carrying graphevent information.

edgePreAdd

public void edgePreAdd(GraphEvent graphevent)

Invoked when an edge is about to be added to a graph.

Parameters:

graphevent - the structure carrying graphevent information.

edgeAdded

public void edgeAdded(GraphEvent graphevent)

Invoked after an edge was added to the graph.

Parameters:

graphevent - the structure carrying graphevent information.

edgePreRemove

public void edgePreRemove(GraphEvent graphevent)

Invoked when an edge is about to be removed from a graph.

Parameters:

graphevent - the structure carrying graphevent information.

edgeRemoved

public void edgeRemoved(GraphEvent graphevent)

Invoked after an edge was removed from the graph.

Parameters:

graphevent - the structure carrying graphevent information.

edgeAttachRejected

public void edgeAttachRejected(GraphEvent graphevent)

An attachment of an edge was rejected by the graph.

Parameters:

graphevent - the structure carrying graphevent information.

edgePreSplit

public void edgePreSplit(GraphEvent graphevent)

An edge is about to be split split and then would be replaced by two new edges.

Parameters:

graphevent - the structure carrying graphevent information.

edgeSplit

public void edgeSplit(GraphEvent graphevent)

An edge was split and replaced by two new edges.

Parameters:

graphevent - the structure carrying graphevent information.

nodePreDeleteEdgeCascade

public void nodePreDeleteEdgeCascade(GraphEvent graphevent)

A node with indegree = outdegree = 1 is about to be deleted and the adjacent edges will be deleted as well. The two deleted edges will be replaced by a new edge.

Parameters:

graphevent - the structure carrying graphevent information.

nodeDeleteEdgeCascade

public void nodeDeleteEdgeCascade(GraphEvent graphevent)

A node with indegree = outdegree = 1 was deleted and the adjacent edges are deleted as well. The two deleted edges were replaced by a new edge.

Parameters:

graphevent - the structure carrying graphevent information.