edu.ucla.sspace.graph

Class SimpleDirectedEdge

java.lang.Object

edu.ucla.sspace.graph.SimpleDirectedEdge

All Implemented Interfaces:

DirectedEdge, Edge, Serializable

public class SimpleDirectedEdge
extends Object
implements DirectedEdge, Serializable

An implementation of DirectedEdge

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SimpleDirectedEdge(int from, int to)

Method Summary

Methods

Modifier and Type	Method and Description
<T extends Edge> T	clone(int from, int to) Clones the contents associated with this edge, returning the copy mapped to the provided vertices.
boolean	equals(Object o) Returns true if o is an Edge whose vertices are oriented in the same way as this edge.
<U extends Edge> U	flip() Returns a copy of this edge with the from and to vertices swapped.
int	from() Returns the index of the tail vertex
int	hashCode()
int	to() Returns the index of the head vertex
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleDirectedEdge

public SimpleDirectedEdge(int from,
                  int to)

Method Detail

clone

public <T extends Edge> T clone(int from,
                       int to)

Clones the contents associated with this edge, returning the copy mapped to the provided vertices.

Specified by:

clone in interface Edge

equals

public boolean equals(Object o)

Returns true if o is an Edge whose vertices are oriented in the same way as this edge. That is, the from and to vertices are identical.

Specified by:

equals in interface DirectedEdge

Specified by:

equals in interface Edge

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

flip

public <U extends Edge> U flip()

Returns a copy of this edge with the from and to vertices swapped.

Specified by:

flip in interface Edge

from

public int from()

Returns the index of the tail vertex

Specified by:

from in interface Edge

to

public int to()

Returns the index of the head vertex

Specified by:

to in interface Edge

toString

public String toString()

Overrides:

toString in class Object