85 lines
2.5 KiB
Java
85 lines
2.5 KiB
Java
/*
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* Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.Component;
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import java.awt.IllegalComponentStateException;
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public class Flag {
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public static final int ATTEMPTS = 50;
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private volatile boolean flag;
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private final Object monitor = new Object();
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private final long delay;
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public Flag() {
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this.delay = 500;
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}
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public void reset() {
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flag = false;
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}
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public void flagTriggered() {
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synchronized (monitor) {
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flag = true;
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monitor.notifyAll();
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}
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}
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public boolean flag() {
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return flag;
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}
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public void waitForFlagTriggered() throws InterruptedException {
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waitForFlagTriggered(delay, ATTEMPTS);
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}
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public void waitForFlagTriggered(int attempts) throws InterruptedException {
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waitForFlagTriggered(delay, attempts);
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}
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public void waitForFlagTriggered(long delay) throws InterruptedException {
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waitForFlagTriggered(delay, ATTEMPTS);
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}
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private void waitForFlagTriggered(long delay, int attempts) throws InterruptedException {
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int a = 0;
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synchronized (monitor) {
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while (!flag && (a++ < attempts)) {
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monitor.wait(delay);
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}
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}
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}
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public static void waitTillShown(final Component comp) throws InterruptedException {
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while (true) {
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try {
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Thread.sleep(100);
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comp.getLocationOnScreen();
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break;
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} catch (IllegalComponentStateException e) {}
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}
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}
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}
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