| /* |
| * Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.awt.Component; |
| import java.awt.IllegalComponentStateException; |
| |
| public class Flag { |
| |
| public static final int ATTEMPTS = 50; |
| |
| private volatile boolean flag; |
| private final Object monitor = new Object(); |
| private final long delay; |
| |
| public Flag() { |
| this.delay = 500; |
| } |
| |
| public void reset() { |
| flag = false; |
| } |
| |
| public void flagTriggered() { |
| synchronized (monitor) { |
| flag = true; |
| monitor.notifyAll(); |
| } |
| } |
| |
| public boolean flag() { |
| return flag; |
| } |
| |
| public void waitForFlagTriggered() throws InterruptedException { |
| waitForFlagTriggered(delay, ATTEMPTS); |
| } |
| |
| public void waitForFlagTriggered(int attempts) throws InterruptedException { |
| waitForFlagTriggered(delay, attempts); |
| } |
| |
| public void waitForFlagTriggered(long delay) throws InterruptedException { |
| waitForFlagTriggered(delay, ATTEMPTS); |
| } |
| |
| private void waitForFlagTriggered(long delay, int attempts) throws InterruptedException { |
| int a = 0; |
| synchronized (monitor) { |
| while (!flag && (a++ < attempts)) { |
| monitor.wait(delay); |
| } |
| } |
| } |
| |
| public static void waitTillShown(final Component comp) throws InterruptedException { |
| while (true) { |
| try { |
| Thread.sleep(100); |
| comp.getLocationOnScreen(); |
| break; |
| } catch (IllegalComponentStateException e) {} |
| } |
| } |
| } |