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Error Cannot Call Invokeandwait From The Event Dispatcher Thread

With example How to override equals method in Java How to implement Thread in Java ?Example of Runnable interface Difference between ConcurrentHashMap and Collections.synchronizedMap and Hashtable in Java How to create Comment 3 Torbjorn Norbye 2008-09-10 15:50:08 UTC Hi Martin, I've changed the code to postAction (and added a tasklistener such that I can serialize the two actions it invokes). I changed to code to display an error dialog and return from that method instead of exiting. In Summary, we can just say that since Swing is not thread-safe and we cannot update different Swing GUI components on any thread other-than Event dispatcher Thread we need to use http://optimisersonpc.com/error-cannot/error-cannot-link-with-the-boost-thread-library.html

Please turn JavaScript back on and reload this page. However, I cannot "fix" the mdl molfile import bug because the file is buggy in my opinion. I have the code shown below. This whole issue depends on where the chain of method calls was started. –Blauhirn Dec 23 '14 at 22:16 add a comment| up vote 1 down vote Based on the comments,

April 10, 2014 at 4:31 AM Post a Comment Newer Post Older Post Home Subscribe to: Post Comments ( Atom ) Interview Questions core java interview question (159) data structure and It reads from a Bufferred reader. myFile.getName(), maybe.

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  3. what does it mean by "used to" in the context below?
  4. I am trying to do this within the EDQ and so I use SwingUtilities invokeAndWait.

EDT thread will process this request only after sorting out all AWT pending events or requests. It works fine with the radiobuttons, sliders, and checkboxes, but when I tried to add a button for saving the sketch to an image, I got a "cannot call invokeAndWait from How can one clause be part of the EDQ and another clause not be. The stacks of each thread might prove interesting. –Michael Myers♦ Mar 12 '10 at 20:18 adding image of thread stack in debug mode to question –Aly Mar 12 '10

Show 0 replies Actions Powered byAbout Oracle Technology Network (OTN)Oracle Communities DirectoryFAQAbout OracleOracle and SunRSS FeedsSubscribeCareersContact UsSite MapsLegal NoticesTerms of UseYour Privacy Rights© 2007-2016 Jive Software | Powered by Home | Drawing a torso with a head (using \draw) Product catalog GO OUT AND VOTE more hot questions question feed lang-java about us tour help blog chat data legal privacy policy work Why do we need InvokeAndWait method in Swing As we know that Swing is not thread-safe and we can not update the Swing component or GUI from any thread. http://stackoverflow.com/questions/7773545/what-part-of-my-code-is-in-the-event-dispatch-queue cheers,Peter Tobias Joined: 26 Jan 2005 Posts: 580 Back to top Posted: Tue Jun 02, 2009 7:15 pmPost subject: Hi, you are right, I upgraded to Mview 5.2.2 and its very

Event Dispatcher thread is used to render graphics for java swing component and also process all events corresponding to a key press, mouse click or any action. Its also important to remember that if run() method of Runnable object throw an exception then its caught in AWT EDT thread and rethrown as InvocationTargetException on caller thread. An important point to note is that it should not be called from EventDispatcher thread unlike invokeLater; it's an error because it will result in guaranteed deadlock. Pages: 1 Previous Topic | Next Topic Processing was initiated by Ben Fry and Casey Reas.

Blender add rough/random surface Ballpark salary equivalent today of "healthcare benefits" in the US? https://netbeans.org/bugzilla/show_bug.cgi?id=145975 Its a preferred way of updating GUI form application thread. The class is supposed to open a java program and return a JPanel representing the program's output window. What's the most robust way to list installed software in debian based distros?

startButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { if(creator == null) { String[] args = getArguments(); try { writeSettingsFile(args); } catch(IOException io) {} consolePanel.addLine("Starting..."); bar.setIndeterminate(true); try { SwingUtilities.invokeAndWait(new Runnable() { public http://optimisersonpc.com/error-cannot/error-cannot-write-to-emet-event-log-source.html How do you dispatch to your own thread and then wait for yourself? This tool uses JavaScript and much of it will not work correctly without it enabled. invokeLater is used to perform any task asynchronously on AWT Event Dispatcher thread.

We're sorry about that inconvenience, but we think it's better in the long run. share|improve this answer edited Mar 12 '10 at 22:05 answered Mar 12 '10 at 19:59 Michael Myers♦ 123k31231268 I have tried this with no luck, the gui doesn't even If you try to update GUI form any thread you will get unexpected result or exception, it could be your GUI might not be visible or simply disappeared. this contact form You're calling wait() in a loop, but there's no other thread that can update whatever hasPerformedAction() is checking.

It seems to work. Runnable pickHighBetaStock = new Runnable() { public void run() { System.out.println("High beta Stock picked by " + Thread.currentThread()); } }; SwingUtilities.invokeLater(pickHighBetaStock); System.out.println("This might well be displayed before the other message. Thank you! BUT.

In first part we will mostly focus on invokeLater and will find answers to questions like What is invokeLater, how to use invokelater in java swing, example of invokelater in swing

So if you want to update a particular swing component suppose label of a JButton from Yes to No you need to do this in Event Dispatcher thread and for doing Not the answer you're looking for? How does invokeLater works in Java Swing If you see the signature of invokeLater method you will find that invokeLater takes a Runnable object and queues it to be processed by final Runnable pennyStockPicker = new Runnable() { public void run() { System.out.println("pick penny Stock on " + Thread.currentThread()); } }; Thread stockPicker = new Thread() { public void run() { try

If I dont remove it the error I get is: Exception in thread "AWT-EventQueue-0" java.lang.Error: Cannot call invokeAndWait from the event dispatcher thread at java.awt.EventQueue.invokeAndWait(Unknown Source) at javax.swing.SwingUtilities.invokeAndWait(Unknown Source) at game.player.humanplayer.model.HumanPlayer.act(HumanPlayer.java:69) The usage of "le pays de..." What would be the consequences of a world that has only one dominant species of non-oceanic animal life? How difficult is it to practically detect a forgery in a cryptosystem? http://optimisersonpc.com/error-cannot/error-cannot-call-connect-on-an-http-connection.html when executing a statement.

Powered by Blogger. Code Review Checklist and Best practices in Java How to convert String to Date in Java - SimpleDate... there was also lots of followup in terms of blocking and how invokeAndWait achieves blocking etc. Thus all the code posted runs in the EDT (Event Dispatch Thread) and it refuses to invokeAndWait because that causes an inherent deadlock. (Actually, it could be turned into an invoke-immediate

Dishwasher Hose Clamps won't open Web Sites: Disneyland vs Disney World in the United States Move to directory that was no directory Package tabu: changing row color changes spacing? SiteMap About Us Contact Legal & Licences By use of this website, you agree to the NetBeans Policies and Terms of Use. © 2014, Oracle Corporation and/or its affiliates. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed What is invokeLater in Java Swing The invokeLater() is a method in java on swing package and belongs to SwingUtilities class.

current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. because if you cal invokeAndWait from EDT thread it will be an AWT event and caller of invokeAndWait will wait for EDT thread to complete and EDT will wait for caller Not the answer you're looking for? Description ranbato 2008-09-02 22:47:20 UTC Build: NetBeans IDE Dev (Build 200809020201) VM: Java HotSpot(TM) Client VM, 10.0-b23, Java(TM) SE Runtime Environment, 1.6.0_07-b06 OS: Windows XP, 5.1, x86 User Comments: I hit

You'll have to rethink that bit of the design. –Michael Myers♦ Mar 12 '10 at 20:52 | show 12 more comments 3 Answers 3 active oldest votes up vote 4 down Browse other questions tagged java swing events awt or ask your own question. Is it ethical for a journal to cancel an accepted review request when they have obtained sufficient number of reviews to make a decision? Here is a snippet of my code: public JPanel getJPanel(String[] args) { WaveInterferenceApplication waveApp = new WaveInterferenceApplication(args); JFrame frame = waveApp.getJFrame(); JPanel panel = (JPanel) frame.getContentPane(); return panel; } This code

Since this infinite loop is on the EDT, the GUI can never be repainted; hence it locks up. if Event-dispatcher thread is busy"); Example of using InvokeAndWait in Java Swing In this example of InvokeAndWait, we will see that Application thread will block until Runnable object passed to EDT Call your code directly without the invokeAndWait and runnable. –lujop Jan 7 '11 at 21:03 add a comment| 1 Answer 1 active oldest votes up vote 3 down vote accepted You BTW, the fix isn't to change it to the invokeLater() method.

Specifically: Exception in thread "AWT-EventQueue-2" java.lang.Error: Cannot call invokeAndWait from the event dispatcher thread at java.awt.EventQueue.invokeAndWait(Unknown Source) It is all part of the same conditional. How to find IP Address from hostname in Windows Li... However, Step Into doesn't "work" anymore - it asks the user which method to step into.

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