| /******************************************************************************* |
| * Copyright (c) 2004-2008 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.network; |
| |
| import java.util.Collection; |
| |
| import org.eclipse.viatra2.gtasm.patternmatcher.incremental.rete.tuple.Tuple; |
| |
| |
| /** |
| * @author Gabor Bergmann |
| * |
| * A supplier is an object that can propagate insert or revoke events |
| * towards receivers. |
| */ |
| public interface Supplier extends Node { |
| |
| /** |
| * pulls the contents of this object in this particular moment into a target |
| * collection |
| */ |
| public void pullInto(Collection<Tuple> collector); |
| |
| /** |
| * appends a receiver that will continously receive insert and revoke |
| * updates from this supplier |
| */ |
| void appendChild(Receiver receiver); |
| |
| /** |
| * removes a receiver |
| */ |
| void removeChild(Receiver receiver); |
| |
| } |
