com.arsdigita.util
Class GraphEdge

java.lang.Object
  com.arsdigita.util.GraphEdge

All Implemented Interfaces:

Graph.Edge

public final class GraphEdge

extends Object

implements Graph.Edge

Graph edge.

Since:

2003-01-22

Version:

$Revision: #5 $ $Date: 2004/04/07 $

Author:

Archit Shah (ashah@mit.edut), Vadim Nasardinov (vadimn@redhat.com)

Constructor Summary

GraphEdge(Object tail, Object head, Object label)

Method Summary

boolean	equals(Object obj)
Object	getHead() Returns the head node of the edge.
Object	getLabel() Returns the label associated with this edge.
Object	getTail() Returns the tail node of the edge.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

GraphEdge

public GraphEdge(Object tail,
                 Object head,
                 Object label)

Method Detail

getTail

public Object getTail()

Description copied from interface: Graph.Edge

Returns the tail node of the edge.

Specified by:

getTail in interface Graph.Edge

See Also:

Graph.Edge.getHead()

getHead

public Object getHead()

Description copied from interface: Graph.Edge

Returns the head node of the edge.

Specified by:

getHead in interface Graph.Edge

See Also:

Graph.Edge.getTail()

getLabel

public Object getLabel()

Description copied from interface: Graph.Edge

Returns the label associated with this edge. The label can be anything, depending on your particular graph. For example, if your nodes represent cities and edges represent freeways, then the label can be an Float representing the the distance (the length of the route).

Specified by:

getLabel in interface Graph.Edge

toString

public String toString()

equals

public boolean equals(Object obj)

hashCode

public int hashCode()