3909N/A * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 2362N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2362N/A * or visit www.oracle.com if you need additional information or have any 0N/A * An abstract class to be used in the cases where we need {@code Runnable} 0N/A * to perform some actions on an appendable set of data. 0N/A * The set of data might be appended after the {@code Runnable} is 0N/A * sent for the execution. Usually such {@code Runnables} are sent to 0N/A * Say we want to implement JLabel.setText(String text) which sends 0N/A * {@code text} string to the JLabel.setTextImpl(String text) on the EDT. 0N/A * In the event JLabel.setText is called rapidly many times off the EDT 0N/A * we will get many updates on the EDT but only the last one is important. 0N/A * (Every next updates overrides the previous one.) 0N/A * We might want to implement this {@code setText} in a way that only 0N/A * the last update is delivered. 0N/A * Here is how one can do this using {@code AccumulativeRunnable}: 0N/A * AccumulativeRunnable<String> doSetTextImpl = 0N/A * new AccumulativeRunnable<String>() { 0N/A * protected void run(List<String> args) { 0N/A * //set to the last string being passed 0N/A * setTextImpl(args.get(args.size() - 1)); 0N/A * void setText(String text) { 0N/A * //add text and send for the execution if needed. 0N/A * doSetTextImpl.add(text); 0N/A * Say we want want to implement addDirtyRegion(Rectangle rect) 0N/A * which sends this region to the 0N/A * handleDirtyRegions(List<Rect> regiouns) on the EDT. 0N/A * addDirtyRegions better be accumulated before handling on the EDT. 0N/A * Here is how it can be implemented using AccumulativeRunnable: 0N/A * AccumulativeRunnable<Rectangle> doHandleDirtyRegions = 0N/A * new AccumulativeRunnable<Rectangle>() { 0N/A * protected void run(List<Rectangle> args) { 0N/A * handleDirtyRegions(args); 0N/A * void addDirtyRegion(Rectangle rect) { 0N/A * doHandleDirtyRegions.add(rect); 0N/A * @author Igor Kushnirskiy 0N/A * @param <T> the type this {@code Runnable} accumulates 0N/A * Equivalent to {@code Runnable.run} method with the 0N/A * accumulated arguments to process. 0N/A * @param args accumulated argumets to process. 0N/A * This implementation calls {@code run(List<T> args)} mehtod 0N/A * with the list of accumulated arguments. 0N/A * appends arguments and sends this {@cod Runnable} for the 0N/A * execution if needed. 0N/A * This implementation uses {@see #submit} to send this 0N/A * {@code Runnable} for execution. 0N/A * @param args the arguments to accumulate 0N/A * Sends this {@code Runnable} for the execution 0N/A * This method is to be executed only from {@code add} method. 0N/A * This implementation uses {@code SwingWorker.invokeLater}. 0N/A * Returns accumulated arguments and flashes the arguments storage. 0N/A * @return accumulated arguments