8232853: AuthenticationFilter.Cache::remove may throw ConcurrentModificationException
Summary: Change implementation to use iterator instead of plain LinkedList
Reviewed-by: dfuchs, vtewari
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* 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.
*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
import java.awt.AWTException;
import java.awt.Frame;
import java.awt.Robot;
import java.awt.Window;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.io.PrintStream;
/**
* @test
* @key headful
* @bug 4379403
* @run main/othervm DumpOnKey false
* @run main/othervm DumpOnKey -Dsun.awt.nativedebug=true true
* @run main/othervm DumpOnKey -Dsun.awt.nativedebug=true -Dawtdebug.on=true true
* @run main/othervm DumpOnKey -Dsun.awt.nativedebug=false -Dawtdebug.on=true false
* @run main/othervm DumpOnKey -Dsun.awt.nativedebug=true -Dawtdebug.on=false false
* @run main/othervm DumpOnKey -Dsun.awt.nativedebug=false -Dawtdebug.on=false false
* @run main/othervm/java.security.policy=dump.policy/secure=java.lang.SecurityManager DumpOnKey -Dsun.awt.nativedebug=true true
* @run main/othervm/java.security.policy=dump.policy/secure=java.lang.SecurityManager DumpOnKey -Dsun.awt.nativedebug=true -Dawtdebug.on=false false
*/
public final class DumpOnKey {
private static volatile boolean dumped;
public static void main(final String[] args) throws AWTException {
final boolean dump = Boolean.parseBoolean(args[0]);
final Window w = new Frame() {
@Override
public void list(final PrintStream out, final int indent) {
super.list(out, indent);
dumped = true;
}
};
w.setSize(200, 200);
w.setLocationRelativeTo(null);
w.setVisible(true);
final Robot robot = new Robot();
robot.setAutoDelay(50);
robot.setAutoWaitForIdle(true);
robot.mouseMove(w.getX() + w.getWidth() / 2,
w.getY() + w.getHeight() / 2);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
robot.keyPress(KeyEvent.VK_CONTROL);
robot.keyPress(KeyEvent.VK_SHIFT);
robot.keyPress(KeyEvent.VK_F1);
robot.keyRelease(KeyEvent.VK_F1);
robot.keyRelease(KeyEvent.VK_SHIFT);
robot.keyRelease(KeyEvent.VK_CONTROL);
w.dispose();
if (dumped != dump) {
throw new RuntimeException("Exp:" + dump + ", actual:" + dumped);
}
}
}