org.metasyntactic.math
Class Edge

java.lang.Object
  |
  +--java.util.AbstractCollection
        |
        +--java.util.AbstractList
              |
              +--java.util.ArrayList
                    |
                    +--org.metasyntactic.math.Tuple
                          |
                          +--org.metasyntactic.math.Edge

All Implemented Interfaces:

java.lang.Cloneable, java.util.Collection, java.util.List, java.util.RandomAccess, java.io.Serializable

public class Edge

extends Tuple

See Also:

Serialized Form

Field Summary

Fields inherited from class org.metasyntactic.math.Tuple

cachedHash, oldModCount

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Edge(java.lang.Object from, java.lang.Object to)

Edge(Tuple tuple)

Method Summary

boolean	add(java.lang.Object o)
boolean	equals(java.lang.Object o) (u, v) and (v, u) are considered to be the same edge
java.lang.Object	from()
boolean	isSelfLoop() Edges from a vertex to itself
java.lang.Object	to()
java.lang.String	toString() By convention we use the notation (u, v) for an edge rather that the set notation {u, v}.

Methods inherited from class org.metasyntactic.math.Tuple

hashCode, order

Methods inherited from class java.util.ArrayList

add, addAll, addAll, clear, clone, contains, ensureCapacity, get, indexOf, isEmpty, lastIndexOf, remove, removeRange, set, size, toArray, toArray, trimToSize

Methods inherited from class java.util.AbstractList

iterator, listIterator, listIterator, subList

Methods inherited from class java.util.AbstractCollection

containsAll, remove, removeAll, retainAll

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.List

containsAll, iterator, listIterator, listIterator, remove, removeAll, retainAll, subList

Constructor Detail

Edge

public Edge(Tuple tuple)

Edge

public Edge(java.lang.Object from,
            java.lang.Object to)
     throws java.lang.IllegalArgumentException

Method Detail

add

public boolean add(java.lang.Object o)

Specified by:

add in interface java.util.List

Overrides:

add in class java.util.ArrayList

from

public java.lang.Object from()

to

public java.lang.Object to()

isSelfLoop

public boolean isSelfLoop()

Edges from a vertex to itself

toString

public java.lang.String toString()

By convention we use the notation (u, v) for an edge rather that the set notation {u, v}.

Overrides:

toString in class Tuple

equals

public boolean equals(java.lang.Object o)

(u, v) and (v, u) are considered to be the same edge

Specified by:

equals in interface java.util.List

Overrides:

equals in class java.util.AbstractList