com.partnersoft.data
Class OneToOneMapping<T,U>

java.lang.Object
  com.partnersoft.data.OneToOneMapping<T,U>

Direct Known Subclasses:

OneToOneNameMapping

public class OneToOneMapping<T,U>
extends java.lang.Object

A fast one-to-one relationship, represented as two mappings.

Copyright 2004-2009 Partner Software, Inc.

Version:

$Id: OneToOneMapping.java 2328 2010-01-06 15:38:22Z paul $

Author:

Paul Reavis

Field Summary

protected java.util.HashMap<T,U>	forward
protected java.util.HashMap<U,T>	reverse

Constructor Summary

OneToOneMapping()

Method Summary

void	addRelationship(T forwardKey, U reverseKey)
U	forwardLookup(T forwardKey)
java.util.Iterator<java.util.Map.Entry<T,U>>	iterateForward()
java.util.Iterator<java.util.Map.Entry<U,T>>	iterateReverse()
void	removeForward(T forwardKey)
void	removeReverse(U reverseKey)
T	reverseLookup(U reverseKey)
int	size()

Methods inherited from class java.lang.Object

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

Field Detail

forward

protected java.util.HashMap<T,U> forward

reverse

protected java.util.HashMap<U,T> reverse

Constructor Detail

OneToOneMapping

public OneToOneMapping()

Method Detail

addRelationship

public void addRelationship(T forwardKey,
                            U reverseKey)

removeForward

public void removeForward(T forwardKey)

removeReverse

public void removeReverse(U reverseKey)

forwardLookup

public U forwardLookup(T forwardKey)

reverseLookup

public T reverseLookup(U reverseKey)

iterateForward

public java.util.Iterator<java.util.Map.Entry<T,U>> iterateForward()

iterateReverse

public java.util.Iterator<java.util.Map.Entry<U,T>> iterateReverse()

size

public int size()