/* * FindBugs - Find Bugs in Java programs * Copyright (C) 2003-2007 University of Maryland * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ package edu.umd.cs.findbugs.ba; import java.util.HashMap; import java.util.HashSet; import java.util.Map; import java.util.Set; import edu.umd.cs.findbugs.classfile.ClassDescriptor; public class ClassSummary { private Map<ClassDescriptor, ClassDescriptor> map = new HashMap<ClassDescriptor, ClassDescriptor>(); private Set<ClassDescriptor> veryFunky = new HashSet<ClassDescriptor>(); public boolean mightBeEqualTo(ClassDescriptor checker, ClassDescriptor checkee) { return checkee.equals(map.get(checker)) || veryFunky.contains(checker); } public void checksForEqualTo(ClassDescriptor checker, ClassDescriptor checkee) { ClassDescriptor existing = map.get(checker); if (checkee.equals(existing)) return; else if (existing != null) veryFunky.add(checker); else map.put(checker, checkee); } }