| /******************************************************************************* | |
| * Copyright (c) 2004-2009 Gabor Bergmann and Daniel Varro | |
| * All rights reserved. This program and the accompanying materials | |
| * are made available under the terms of the Eclipse Public License v1.0 | |
| * which accompanies this distribution, and is available at | |
| * http://www.eclipse.org/legal/epl-v10.html | |
| * | |
| * Contributors: | |
| * Gabor Bergmann - initial API and implementation | |
| *******************************************************************************/ | |
| package org.eclipse.viatra2.gtasm.patternmatcher.incremental.rete.index; | |
| import java.util.Collection; | |
| import org.eclipse.viatra2.gtasm.patternmatcher.incremental.rete.tuple.Tuple; | |
| /** | |
| * An indexer that allows the iteration of all retrievable tuple groups (or reduced groups). | |
| * | |
| * @author Bergmann Gábor | |
| * | |
| */ | |
| public interface IterableIndexer extends Indexer, Iterable<Tuple> { | |
| /** | |
| * A collection consisting of exactly those signatures whose tuple group is not empty | |
| * CONTRACT: do not modify | |
| */ | |
| public Collection<Tuple> getSignatures(); | |
| } |