/******************************************************************************* * Copyright (c) 2006-2012 * Software Technology Group, Dresden University of Technology * DevBoost GmbH, Berlin, Amtsgericht Charlottenburg, HRB 140026 * * 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: * Software Technology Group - TU Dresden, Germany; * DevBoost GmbH - Berlin, Germany * - initial API and implementation ******************************************************************************/ package org.reuseware.lib.java.pattern.adviceobserver; import java.util.List; import java.util.LinkedList; public class Subject { public List<Observer> observers = new LinkedList<Observer>(); public void attach(Observer observer) { observers.add(observer); } public void detach(Observer observer) { observers.remove(observer); } public void notifyObserver() { } }