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.
*
* 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.
*
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*/
import test.java.awt.regtesthelpers.Sysout;
import java.applet.Applet;
import java.awt.*;
import java.awt.image.BufferedImage;
public class AddPopupAfterShowTest extends Applet {
@Override
public void init() {
if (!SystemTray.isSupported()) {
Sysout.createDialogWithInstructions(new String[]{
"Press PASS, the System Tray is not supported"});
return;
}
String[] instructions = {
"1) The red circle icon was added to the system tray.",
"2) Check that a popup menu is opened when the icon is clicked.",
"3) If true the test is passed, otherwise failed."};
Sysout.createDialogWithInstructions(instructions);
}
@Override
public void start() {
setSize(200, 200);
show();
createSystemTrayIcon();
}
private static void createSystemTrayIcon() {
final TrayIcon trayIcon = new TrayIcon(createTrayIconImage());
trayIcon.setImageAutoSize(true);
try {
// Add tray icon to system tray *before* adding popup menu to demonstrate buggy behaviour
SystemTray.getSystemTray().add(trayIcon);
trayIcon.setPopupMenu(createTrayIconPopupMenu());
} catch (final AWTException awte) {
awte.printStackTrace();
}
}
private static Image createTrayIconImage() {
/**
* Create a small image of a red circle to use as the icon for the tray icon
*/
int trayIconImageSize = 32;
final BufferedImage trayImage = new BufferedImage(trayIconImageSize, trayIconImageSize, BufferedImage.TYPE_INT_ARGB);
final Graphics2D trayImageGraphics = (Graphics2D) trayImage.getGraphics();
trayImageGraphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
trayImageGraphics.setColor(new Color(255, 255, 255, 0));
trayImageGraphics.fillRect(0, 0, trayImage.getWidth(), trayImage.getHeight());
trayImageGraphics.setColor(Color.red);
int trayIconImageInset = 4;
trayImageGraphics.fillOval(trayIconImageInset,
trayIconImageInset,
trayImage.getWidth() - 2 * trayIconImageInset,
trayImage.getHeight() - 2 * trayIconImageInset);
trayImageGraphics.setColor(Color.darkGray);
trayImageGraphics.drawOval(trayIconImageInset,
trayIconImageInset,
trayImage.getWidth() - 2 * trayIconImageInset,
trayImage.getHeight() - 2 * trayIconImageInset);
return trayImage;
}
private static PopupMenu createTrayIconPopupMenu() {
final PopupMenu trayIconPopupMenu = new PopupMenu();
final MenuItem popupMenuItem = new MenuItem("TEST PASSED!");
trayIconPopupMenu.add(popupMenuItem);
return trayIconPopupMenu;
}
}