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java/awt/EmbeddedFrame/DisplayChangedTest/DisplayChangedTest.java
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@@ -1,391 +1,99 @@
/*
+ * Copyright (c) 2013, 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.
+ */
+
+/*
@test
@bug 4980592
- @summary switching user in XP causes an NPE in sun.awt.windows.WWindowPeer.displayChanged
- @author son@sparc.spb.su: area=embedded
+ @summary switching user in XP causes an NPE in
+ sun.awt.windows.WWindowPeer.displayChanged
+ @requires (os.family == "windows")
@modules java.desktop/java.awt.peer
- java.desktop/sun.awt
+ @modules java.desktop/sun.awt.windows
+ @modules java.desktop/sun.awt
+ @author son@sparc.spb.su: area=embedded
@run main DisplayChangedTest
-*/
-
+ */
/**
* DisplayChangedTest.java
*
- * summary: switching user in XP causes an NPE in sun.awt.windows.WWindowPeer.displayChanged
+ * summary: switching user in XP causes an NPE in
+ * sun.awt.windows.WWindowPeer.displayChanged
*/
-
import java.awt.Frame;
import java.awt.Dialog;
import java.awt.TextArea;
import java.awt.peer.ComponentPeer;
import java.awt.peer.FramePeer;
-
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.lang.reflect.Field;
import sun.awt.AWTAccessor;
-public class DisplayChangedTest
-{
- private static void init()
- {
- //*** Create instructions for the user here ***
-
- String[] instructions =
- {
- "This is an AUTOMATIC test, simply wait until it is done.",
- "The result (passed or failed) will be shown in the",
- "message window below."
- };
- Sysout.createDialog( );
- Sysout.printInstructions( instructions );
+public class DisplayChangedTest {
+
+ /**
+ * Test fails if it throws any exception.
+ *
+ * @throws Exception
+ */
+ private void init() throws Exception {
if (!System.getProperty("os.name").startsWith("Windows")) {
System.out.println("This is Windows only test.");
- DisplayChangedTest.pass();
return;
}
- try {
Frame frame = new Frame("AWT Frame");
frame.pack();
- FramePeer frame_peer = AWTAccessor.getComponentAccessor().getPeer(frame);
- Sysout.println("frame's peer = " + frame_peer);
- Class comp_peer_class =
- Class.forName("sun.awt.windows.WComponentPeer");
- Sysout.println("comp peer class = " + comp_peer_class);
+ FramePeer frame_peer = AWTAccessor.getComponentAccessor()
+ .getPeer(frame);
+ Class comp_peer_class = Class.forName("sun.awt.windows.WComponentPeer");
Field hwnd_field = comp_peer_class.getDeclaredField("hwnd");
hwnd_field.setAccessible(true);
- Sysout.println("hwnd_field =" + hwnd_field);
long hwnd = hwnd_field.getLong(frame_peer);
- Sysout.println("hwnd = " + hwnd);
Class clazz = Class.forName("sun.awt.windows.WEmbeddedFrame");
- Constructor constructor = clazz.getConstructor (new Class [] {long.class});
- Frame embedded_frame =
- (Frame) constructor.newInstance (new Object[] {new Long(hwnd)});;
- Sysout.println("embedded_frame = " + embedded_frame);
+ Constructor constructor = clazz
+ .getConstructor(new Class[]{long.class});
+ Frame embedded_frame = (Frame) constructor
+ .newInstance(new Object[]{new Long(hwnd)});
frame.setVisible(true);
- ComponentPeer peer = AWTAccessor.getComponentAccessor().getPeer(embedded_frame);
- Sysout.println("peer = " + peer);
+ ComponentPeer peer = AWTAccessor.getComponentAccessor().getPeer(
+ embedded_frame);
Class peerClass = peer.getClass();
- Sysout.println("peer's class = " + peerClass);
-
- Method displayChangedM =
- peerClass.getMethod("displayChanged", new Class[0]);
+ Method displayChangedM = peerClass.getMethod("displayChanged",
+ new Class[0]);
displayChangedM.invoke(peer, null);
embedded_frame.dispose();
frame.dispose();
- } catch (Throwable thr) {
- thr.printStackTrace();
- DisplayChangedTest.fail("TEST FAILED: " + thr);
- }
- DisplayChangedTest.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()
- {
- Sysout.println( "The test passed." );
- Sysout.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 void main(String args[]) throws Exception {
+ new DisplayChangedTest().init();
}
- public static synchronized void fail( String whyFailed )
- {
- Sysout.println( "The test failed: " + whyFailed );
- Sysout.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 DisplayChangedTest
-
-//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
-{
}
-
-//*********** End Standard Test Machinery Section **********
-
-
-//************ Begin classes defined for the test ****************
-
-// if want to make listeners, here is the recommended place for them, then instantiate
-// them in init()
-
-/* Example of a class which may be written as part of a test
-class NewClass implements anInterface
- {
- static int newVar = 0;
-
- public void eventDispatched(AWTEvent e)
- {
- //Counting events to see if we get enough
- eventCount++;
-
- if( eventCount == 20 )
- {
- //got enough events, so pass
-
- DisplayChangedTest.pass();
- }
- else if( tries == 20 )
- {
- //tried too many times without getting enough events so fail
-
- DisplayChangedTest.fail();
- }
-
- }// eventDispatched()
-
- }// NewClass class
-
-*/
-
-
-//************** End classes defined for the test *******************
-
-
-
-
-/****************************************************
- Standard Test Machinery
- DO NOT modify anything below -- it's a standard
- chunk of code whose purpose is to make user
- interaction uniform, and thereby make it simpler
- to read and understand someone else's test.
- ****************************************************/
-
-/**
- This is part of the standard test machinery.
- It creates a dialog (with the instructions), and is the interface
- for sending text messages to the user.
- To print the instructions, send an array of strings to Sysout.createDialog
- WithInstructions method. Put one line of instructions per array entry.
- To display a message for the tester to see, simply call Sysout.println
- with the string to be displayed.
- This mimics System.out.println but works within the test harness as well
- as standalone.
- */
-
-class Sysout
-{
- private static TestDialog dialog;
-
- public static void createDialogWithInstructions( String[] instructions )
- {
- dialog = new TestDialog( new Frame(), "Instructions" );
- dialog.printInstructions( instructions );
- dialog.setVisible(true);
- println( "Any messages for the tester will display here." );
- }
-
- public static void createDialog( )
- {
- dialog = new TestDialog( new Frame(), "Instructions" );
- String[] defInstr = { "Instructions will appear here. ", "" } ;
- dialog.printInstructions( defInstr );
- dialog.setVisible(true);
- println( "Any messages for the tester will display here." );
- }
-
-
- public static void printInstructions( String[] instructions )
- {
- dialog.printInstructions( instructions );
- }
-
-
- public static void println( String messageIn )
- {
- dialog.displayMessage( messageIn );
- System.out.println(messageIn);
- }
-
-}// Sysout class
-
-/**
- This is part of the standard test machinery. It provides a place for the
- test instructions to be displayed, and a place for interactive messages
- to the user to be displayed.
- To have the test instructions displayed, see Sysout.
- To have a message to the user be displayed, see Sysout.
- Do not call anything in this dialog directly.
- */
-class TestDialog extends Dialog
-{
-
- TextArea instructionsText;
- TextArea messageText;
- int maxStringLength = 80;
-
- //DO NOT call this directly, go through Sysout
- public TestDialog( Frame frame, String name )
- {
- super( frame, name );
- int scrollBoth = TextArea.SCROLLBARS_BOTH;
- instructionsText = new TextArea( "", 15, maxStringLength, scrollBoth );
- add( "North", instructionsText );
-
- messageText = new TextArea( "", 5, maxStringLength, scrollBoth );
- add("Center", messageText);
-
- pack();
-
- setVisible(true);
- }// TestDialog()
-
- //DO NOT call this directly, go through Sysout
- public void printInstructions( String[] instructions )
- {
- //Clear out any current instructions
- instructionsText.setText( "" );
-
- //Go down array of instruction strings
-
- String printStr, remainingStr;
- for( int i=0; i < instructions.length; i++ )
- {
- //chop up each into pieces maxSringLength long
- remainingStr = instructions[ i ];
- while( remainingStr.length() > 0 )
- {
- //if longer than max then chop off first max chars to print
- if( remainingStr.length() >= maxStringLength )
- {
- //Try to chop on a word boundary
- int posOfSpace = remainingStr.
- lastIndexOf( ' ', maxStringLength - 1 );
-
- if( posOfSpace <= 0 ) posOfSpace = maxStringLength - 1;
-
- printStr = remainingStr.substring( 0, posOfSpace + 1 );
- remainingStr = remainingStr.substring( posOfSpace + 1 );
- }
- //else just print
- else
- {
- printStr = remainingStr;
- remainingStr = "";
- }
-
- instructionsText.append( printStr + "\n" );
-
- }// while
-
- }// for
-
- }//printInstructions()
-
- //DO NOT call this directly, go through Sysout
- public void displayMessage( String messageIn )
- {
- messageText.append( messageIn + "\n" );
- System.out.println(messageIn);
- }
-
-}// TestDialog class
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