1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @key headful 27 * @bug 6980209 28 * @summary Make tracking SecondaryLoop.enter/exit methods easier 29 * @author Semyon Sadetsky 30 */ 31 32 import javax.swing.*; 33 import java.awt.*; 34 import java.awt.event.*; 35 import java.awt.event.ActionEvent; 36 import java.awt.event.ActionListener; 37 import java.awt.event.KeyEvent; 38 import java.awt.event.KeyListener; 39 import java.util.logging.Logger; 40 41 public class bug6980209 implements ActionListener { 42 private final static Logger log = 43 Logger.getLogger("java.awt.event.WaitDispatchSupport"); 44 public static final int ATTEMPTS = 100; 45 public static final int EVENTS = 5; 46 47 private static boolean runInEDT; 48 private static JFrame frame; 49 private static int disorderCounter = 0; 50 private static Boolean enterReturn; 51 private static Boolean exitReturn; 52 private static int dispatchedEvents; 53 private static JButton button; 54 private static Point point; 55 56 public static void main(String[] args) throws Exception { 57 System.out.println( 58 "PLEASE DO NOT TOUCH KEYBOARD AND MOUSE DURING THE TEST RUN!"); 59 // log.setLevel(java.util.logging.Level.FINE); 60 // log.setLevel(java.util.logging.Level.FINEST); 61 try { 62 SwingUtilities.invokeAndWait(new Runnable() { 63 public void run() { 64 frame = new JFrame(); 65 frame.setUndecorated(true); 66 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 67 setup(frame); 68 } 69 }); 70 final Robot robot = new Robot(); 71 robot.delay(100); 72 robot.waitForIdle(); 73 robot.setAutoDelay(10); 74 robot.setAutoWaitForIdle(true); 75 SwingUtilities.invokeAndWait(new Runnable() { 76 @Override 77 public void run() { 78 point = button.getLocationOnScreen(); 79 } 80 }); 81 robot.mouseMove( point.x + 5, point.y + 5 ); 82 robot.mousePress(InputEvent.BUTTON1_MASK); 83 robot.mouseRelease(InputEvent.BUTTON1_MASK); 84 robot.delay(100); 85 robot.waitForIdle(); 86 87 testExitBeforeEnter(); 88 System.out.println("Run random test in EDT"); 89 runInEDT = true; 90 testRandomly(); 91 System.out.println("Run random test in another thread"); 92 runInEDT = false; 93 testRandomly(); 94 System.out.println("ok"); 95 96 } finally { 97 SwingUtilities.invokeAndWait(new Runnable() { 98 @Override 99 public void run() { 100 frame.dispose(); 101 } 102 }); 103 } 104 } 105 106 private static void testExitBeforeEnter() throws Exception { 107 final SecondaryLoop loop = 108 Toolkit.getDefaultToolkit().getSystemEventQueue() 109 .createSecondaryLoop(); 110 loop.exit(); 111 Robot robot = new Robot(); 112 robot.mouseWheel(1); 113 robot.waitForIdle(); 114 SwingUtilities.invokeAndWait(new Runnable() { 115 @Override 116 public void run() { 117 if(loop.enter()) { 118 throw new RuntimeException("Wrong enter() return value"); 119 } 120 } 121 }); 122 } 123 124 private static void testRandomly() throws AWTException { 125 disorderCounter = 0; 126 final Robot robot = new Robot(); 127 robot.setAutoDelay(1); 128 for (int i = 0; i < ATTEMPTS; i++) { 129 enterReturn = null; 130 exitReturn = null; 131 dispatchedEvents = 0; 132 synchronized (bug6980209.class) { 133 try { 134 for (int j = 0; j < EVENTS; j++) { 135 robot.keyPress(KeyEvent.VK_1); 136 robot.keyRelease(KeyEvent.VK_1); 137 } 138 139 // trigger the button action that starts secondary loop 140 robot.keyPress(KeyEvent.VK_SPACE); 141 robot.keyRelease(KeyEvent.VK_SPACE); 142 143 for (int j = 0; j < EVENTS; j++) { 144 robot.keyPress(KeyEvent.VK_1); 145 robot.keyRelease(KeyEvent.VK_1); 146 } 147 long time = System.nanoTime(); 148 // wait for enter() returns 149 bug6980209.class.wait(1000); 150 if (enterReturn == null) { 151 System.out.println("wait time=" + 152 ((System.nanoTime() - time) / 1E9) + 153 " seconds"); 154 throw new RuntimeException( 155 "It seems the secondary loop will never end"); 156 } 157 if (!enterReturn) disorderCounter++; 158 159 robot.waitForIdle(); 160 if (dispatchedEvents < 161 2 * EVENTS) { //check that all events are dispatched 162 throw new RuntimeException( 163 "KeyEvent.VK_1 has been lost!"); 164 } 165 166 } catch (InterruptedException e) { 167 throw new RuntimeException("Interrupted!"); 168 } 169 } 170 } 171 if (disorderCounter == 0) { 172 System.out.println( 173 "Zero disordered enter/exit caught. It is recommended to run scenario again"); 174 } else { 175 System.out.println( 176 "Disordered calls is " + disorderCounter + " from " + 177 ATTEMPTS); 178 } 179 } 180 181 private static void setup(final JFrame frame) { 182 button = new JButton("Button"); 183 frame.getContentPane().add(button); 184 button.addActionListener(new bug6980209()); 185 frame.pack(); 186 frame.setVisible(true); 187 button.setFocusable(true); 188 button.requestFocus(); 189 button.addKeyListener(new KeyListener() { 190 @Override 191 public void keyTyped(KeyEvent e) { 192 } 193 194 @Override 195 public void keyPressed(KeyEvent e) { 196 if (e.getKeyChar() == '1') dispatchedEvents++; 197 } 198 199 @Override 200 public void keyReleased(KeyEvent e) { 201 if (e.getKeyChar() == '1') dispatchedEvents++; 202 } 203 }); 204 } 205 206 207 @Override 208 public void actionPerformed(ActionEvent e) { 209 if (runInEDT) { 210 runSecondaryLoop(); 211 return; 212 } 213 new Thread("Secondary loop run thread") { 214 @Override 215 public void run() { 216 runSecondaryLoop(); 217 } 218 }.start(); 219 } 220 221 private static void runSecondaryLoop() { 222 log.fine("\n---TEST START---"); 223 224 final SecondaryLoop loop = 225 Toolkit.getDefaultToolkit().getSystemEventQueue() 226 .createSecondaryLoop(); 227 228 final Object LOCK = new Object(); //lock to start simultaneously 229 Thread exitThread = new Thread("Exit thread") { 230 @Override 231 public void run() { 232 synchronized (LOCK) { 233 LOCK.notify(); 234 } 235 Thread.yield(); 236 exitReturn = loop.exit(); 237 log.fine("exit() returns " + exitReturn); 238 } 239 }; 240 241 synchronized (LOCK) { 242 try { 243 exitThread.start(); 244 LOCK.wait(); 245 } catch (InterruptedException e1) { 246 throw new RuntimeException("What?"); 247 } 248 } 249 250 enterReturn = loop.enter(); 251 log.fine("enter() returns " + enterReturn); 252 253 try { 254 exitThread.join(); 255 } catch (InterruptedException e) { 256 throw new RuntimeException("What?"); 257 } 258 synchronized (bug6980209.class) { 259 bug6980209.class.notifyAll(); 260 } 261 log.fine("\n---TEST END---"); 262 } 263 }