8232853: AuthenticationFilter.Cache::remove may throw ConcurrentModificationException
Summary: Change implementation to use iterator instead of plain LinkedList
Reviewed-by: dfuchs, vtewari
/*
* Copyright (c) 2007, 2018, 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.
*/
/*
@test
@key headful
@bug 4811096
@summary Tests whether a LW menu correctly overlaps a HW button
@author anthony.petrov@...: area=awt.mixing
@library ../regtesthelpers
@build Util
@run main LWPopupMenu
*/
/**
* LWPopupMenu.java
*
* summary: Tests whether a LW menu correctly overlaps a HW button
*/
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import test.java.awt.regtesthelpers.Util;
public class LWPopupMenu
{
//*** test-writer defined static variables go here ***
static volatile boolean failed = true;
private static void init()
{
JFrame f = new JFrame("LW menu test");
JMenuBar menubar = new JMenuBar();
f.setJMenuBar(menubar);
// Create lightweight-enabled menu
JMenu lmenu = new JMenu("Lite Menu");
lmenu.add("Salad");
lmenu.add( new AbstractAction("Fruit Plate") {
public void actionPerformed(ActionEvent e) {
failed = false;
}
});
lmenu.add("Water");
menubar.add(lmenu);
// Create Heavyweight AWT Button
Button heavy = new Button(" Heavyweight Button ");
// Add heavy button to box
Box box = Box.createVerticalBox();
box.add(Box.createVerticalStrut(20));
box.add(heavy);
box.add(Box.createVerticalStrut(20));
f.getContentPane().add("Center", box);
f.pack();
f.show();
Robot robot = Util.createRobot();
robot.setAutoDelay(20);
Util.waitForIdle(robot);
// Activate the menu
Point lLoc = lmenu.getLocationOnScreen();
robot.mouseMove(lLoc.x + 5, lLoc.y + 5);
robot.mousePress(InputEvent.BUTTON1_MASK);
robot.mouseRelease(InputEvent.BUTTON1_MASK);
Util.waitForIdle(robot);
// Click on the "Fruit Plate" menu item.
// It's assumed that the menu item is located
// above the heavyweight button.
Point bLoc = heavy.getLocationOnScreen();
robot.mouseMove(bLoc.x + 10, bLoc.y + 5);
robot.mousePress(InputEvent.BUTTON1_MASK);
robot.mouseRelease(InputEvent.BUTTON1_MASK);
Util.waitForIdle(robot);
if (failed) {
LWPopupMenu.fail("The LW menu item did not received the click.");
} else {
LWPopupMenu.pass();
}
}//End init()
/*****************************************************
* Standard Test Machinery Section
* DO NOT modify anything in this section -- it's a
* standard chunk of code which has all of the
* synchronisation necessary for the test harness.
* By keeping it the same in all tests, it is easier
* to read and understand someone else's test, as
* well as insuring that all tests behave correctly
* with the test harness.
* There is a section following this for test-
* classes
******************************************************/
private static boolean theTestPassed = false;
private static boolean testGeneratedInterrupt = false;
private static String failureMessage = "";
private static Thread mainThread = null;
private static int sleepTime = 300000;
// Not sure about what happens if multiple of this test are
// instantiated in the same VM. Being static (and using
// static vars), it aint gonna work. Not worrying about
// it for now.
public static void main( String args[] ) throws InterruptedException
{
mainThread = Thread.currentThread();
try
{
init();
}
catch( TestPassedException e )
{
//The test passed, so just return from main and harness will
// interepret this return as a pass
return;
}
//At this point, neither test pass nor test fail has been
// called -- either would have thrown an exception and ended the
// test, so we know we have multiple threads.
//Test involves other threads, so sleep and wait for them to
// called pass() or fail()
try
{
Thread.sleep( sleepTime );
//Timed out, so fail the test
throw new RuntimeException( "Timed out after " + sleepTime/1000 + " seconds" );
}
catch (InterruptedException e)
{
//The test harness may have interrupted the test. If so, rethrow the exception
// so that the harness gets it and deals with it.
if( ! testGeneratedInterrupt ) throw e;
//reset flag in case hit this code more than once for some reason (just safety)
testGeneratedInterrupt = false;
if ( theTestPassed == false )
{
throw new RuntimeException( failureMessage );
}
}
}//main
public static synchronized void setTimeoutTo( int seconds )
{
sleepTime = seconds * 1000;
}
public static synchronized void pass()
{
System.out.println( "The test passed." );
System.out.println( "The test is over, hit Ctl-C to stop Java VM" );
//first check if this is executing in main thread
if ( mainThread == Thread.currentThread() )
{
//Still in the main thread, so set the flag just for kicks,
// and throw a test passed exception which will be caught
// and end the test.
theTestPassed = true;
throw new TestPassedException();
}
theTestPassed = true;
testGeneratedInterrupt = true;
mainThread.interrupt();
}//pass()
public static synchronized void fail()
{
//test writer didn't specify why test failed, so give generic
fail( "it just plain failed! :-)" );
}
public static synchronized void fail( String whyFailed )
{
System.out.println( "The test failed: " + whyFailed );
System.out.println( "The test is over, hit Ctl-C to stop Java VM" );
//check if this called from main thread
if ( mainThread == Thread.currentThread() )
{
//If main thread, fail now 'cause not sleeping
throw new RuntimeException( whyFailed );
}
theTestPassed = false;
testGeneratedInterrupt = true;
failureMessage = whyFailed;
mainThread.interrupt();
}//fail()
}// class LWPopupMenu
//This exception is used to exit from any level of call nesting
// when it's determined that the test has passed, and immediately
// end the test.
class TestPassedException extends RuntimeException
{
}