/* * Copyright (c) 2015, 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.FlowLayout; import java.awt.Frame; import java.awt.Robot; import javax.swing.JButton; import javax.swing.SwingUtilities; /** * @test * @bug 8071306 * @author Sergey Bylokhov */ public final class SetEnabledPerformance { private static Frame frame; private static void createAndShowGUI() { frame = new Frame(); frame.setLayout(new FlowLayout(FlowLayout.CENTER, 25, 0)); frame.setSize(600, 600); frame.setLocationRelativeTo(null); for (int i = 1; i < 10001; ++i) { frame.add(new JButton("Button " + i)); } frame.setVisible(true); } public static void main(final String[] args) throws Exception { SwingUtilities.invokeAndWait(() -> createAndShowGUI()); final Robot robot = new Robot(); robot.waitForIdle(); robot.mouseMove(frame.getX() + 15, frame.getY() + 300); robot.waitForIdle(); SwingUtilities.invokeAndWait(() -> { long m = System.currentTimeMillis(); for (final Component comp : frame.getComponents()) { comp.setEnabled(false); } m = System.currentTimeMillis() - m; System.err.println("Disabled in " + m + " ms"); frame.dispose(); // we should be much faster, but leaves 1000 for the slow systems if (m > 1000) { throw new RuntimeException("Too slow"); } }); } }