001 /** 002 * www.jcoverage.com 003 * Copyright (C)2003 jcoverage ltd. 004 * 005 * This file is part of jcoverage. 006 * 007 * jcoverage is free software; you can redistribute it and/or modify 008 * it under the terms of the GNU General Public License as published 009 * by the Free Software Foundation; either version 2 of the License, 010 * or (at your option) any later version. 011 * 012 * jcoverage is distributed in the hope that it will be useful, but 013 * WITHOUT ANY WARRANTY; without even the implied warranty of 014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 015 * General Public License for more details. 016 * 017 * You should have received a copy of the GNU General Public License 018 * along with jcoverage; if not, write to the Free Software 019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 020 * USA 021 * 022 */ 023 package com.jcoverage.util; 024 025 import java.util.Iterator; 026 import java.util.Set; 027 import java.util.TreeSet; 028 029 public class SetHelper { 030 public static Set intersection(Set a,Set b) { 031 Set c=new TreeSet(); 032 Iterator i=a.iterator(); 033 while(i.hasNext()) { 034 Object element=i.next(); 035 if(b.contains(element)) { 036 c.add(element); 037 } 038 } 039 return c; 040 } 041 }