net.axyana.qizxopen.util
Class DifferenceIdSet

java.lang.Object
  net.axyana.qizxopen.util.IdSet
      net.axyana.qizxopen.util.DifferenceIdSet

public class DifferenceIdSet

extends IdSet

An IdSet that is the difference between a main set and a list of excluded sets.

Constructor Summary

DifferenceIdSet(IdSet main, IdSet[] excluded)

Method Summary

IdSet	copy()
int	getNext(int id) Iteration mechanism: returns the first id in the set that is greater or equal to argument.
boolean	test(int id) Identifier containment test.

Methods inherited from class net.axyana.qizxopen.util.IdSet

intersects, isEmpty

Methods inherited from class java.lang.Object

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

Constructor Detail

DifferenceIdSet

public DifferenceIdSet(IdSet main,
                       IdSet[] excluded)

Method Detail

test

public boolean test(int id)

Description copied from class: IdSet

Identifier containment test.

Specified by:

test in class IdSet

getNext

public int getNext(int id)

Description copied from class: IdSet

Iteration mechanism: returns the first id in the set that is greater or equal to argument.

Specified by:

getNext in class IdSet

Returns:

-1 if no next id.

copy

public IdSet copy()

Specified by:

copy in class IdSet