DAT
Class Pair

java.lang.Object
  |
  +--DAT.Pair

public class Pair

extends java.lang.Object

A pair (2-tuple) of information.

Field Summary

java.lang.Object	item1 the first item (or domain item)
java.lang.Object	item2 the second item (or codomain item)

Constructor Summary

Pair(java.lang.Object i1, java.lang.Object i2)
create a new pair

Method Summary

boolean	equals(java.lang.Object o) determine whether this pair is the same as the object passed checks that both items are the same using the items' equals methods
java.lang.String	toString() generate a string representation of the pair of the form < item1 , item2 >

Methods inherited from class java.lang.Object

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

Field Detail

item1

public java.lang.Object item1

the first item (or domain item)

item2

public java.lang.Object item2

the second item (or codomain item)

Constructor Detail

Pair

public Pair(java.lang.Object i1,
            java.lang.Object i2)

create a new pair

Parameters:

i1 - the first item

i2 - the second item

Method Detail

equals

public boolean equals(java.lang.Object o)

determine whether this pair is the same as the object passed
checks that both items are the same using the items' equals methods

Overrides:

equals in class java.lang.Object

Parameters:

o - the object to be compared

Returns:

true if the pairs are the same, false otherwise

toString

public java.lang.String toString()

generate a string representation of the pair of the form
< item1 , item2 >

Overrides:

toString in class java.lang.Object

Returns:

the string generated