001/*
002 *                    BioJava development code
003 *
004 * This code may be freely distributed and modified under the
005 * terms of the GNU Lesser General Public Licence.  This should
006 * be distributed with the code.  If you do not have a copy,
007 * see:
008 *
009 *      http://www.gnu.org/copyleft/lesser.html
010 *
011 * Copyright for this code is held jointly by the individual
012 * authors.  These should be listed in @author doc comments.
013 *
014 * For more information on the BioJava project and its aims,
015 * or to join the biojava-l mailing list, visit the home page
016 * at:
017 *
018 *      http://www.biojava.org/
019 *
020 */
021
022package org.biojava.bio.program.homologene;
023
024import org.biojava.utils.AbstractChangeable;
025import org.biojava.utils.ChangeVetoException;
026
027/**
028 * represents the Homologene Group.
029 */
030public abstract class AbstractOrthoPairSet
031    extends AbstractChangeable
032    implements OrthoPairSet
033{
034
035    public OrthoPairSet filter(OrthoPairFilter filter)
036    {
037        OrthoPairSet results = new SimpleOrthoPairSet();
038
039        for (Iterator pairsI = iterator();
040               pairsI.hasNext(); )
041        {
042            OrthoPair pair = pairsI.nextOrthoPair();
043
044            if (filter.accept(pair)) {
045                try {
046                    results.addOrthoPair(pair);
047                }
048                catch (ChangeVetoException cve) {
049                    // should be impossible as this group was created by me
050                }
051            }
052        }
053        return results;
054    }
055}
056