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Groups > comp.lang.java.gui > #2150

Re: JTextArea append meth

From "Lee Graba" <lee.graba@THRWHITE.remove-dii-this>
Subject Re: JTextArea append meth
Message-ID <13ailgpalksg35a@corp.supernews.com> (permalink)
Newsgroups comp.lang.java.gui
References <f89vq6$og3$1@south.jnrs.ja.net>
Date 2011-04-27 15:37 +0000
Organization TDS.net

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  To: comp.lang.java.gui
Nigel Wade wrote:

> Andrew Thompson wrote:
> 
>> Andrew Thompson wrote:
>>>>>>Is this a bug in JTextArea, or is this some known behavior?
>> 
>> Oh, but besides all that 'rabbiting on', note that
>> Swing methods are not 'Thread safe'.
>> 
>> See
>>
>
<http://java.sun.com/javase/6/docs/api/javax/swing/SwingUtilities.html#invokeLater(java.lang.Runnable
>> )>
>> 
> 
> However, JTextArea.append() is one of the few Swing methods which is
> thread safe:
>
<http://java.sun.com/javase/6/docs/api/javax/swing/JTextArea.html#append(java.lang.String)>
> 
> My first thought was that the multiple threads appending to multiple
> JTextAreas was the problem, and that wrapping the calls in invokeLater
> would be the solution. Since the method is supposed to be thread safe this
> ought not to be the case, if this is indeed the class/method which is
> being used. It might still be worth trying anyway...
> 
> I agree with your other post. A SSCCE which demonstrates the problem might
> shed some light on it.
> 

Actually, I have done this both ways, calling append in a separate thread,
and within an invokeLater thread.  Same results either way.

-- 
=================
Lee Graba
leegraba@visi.com
=================

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JTextArea append method d "Lee Graba" <lee.graba@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
  Re: JTextArea append meth "Roedy Green" <roedy.green@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
    Re: JTextArea append meth "Lee Graba" <lee.graba@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
      Re: JTextArea append meth "Andrew Thompson" <andrew.thompson@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
        Re: JTextArea append meth "Andrew Thompson" <andrew.thompson@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
          Re: JTextArea append meth "Nigel Wade" <nigel.wade@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
            Re: JTextArea append meth "Andrew Thompson" <andrew.thompson@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
              Re: JTextArea append meth "Nigel Wade" <nigel.wade@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
            Re: JTextArea append meth "Lee Graba" <lee.graba@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
            Re: JTextArea append meth "Tom Hawtin" <tom.hawtin@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
          Re: JTextArea append meth "Roedy Green" <roedy.green@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
        Re: JTextArea append meth "Lee Graba" <lee.graba@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
      Re: JTextArea append meth "Roedy Green" <roedy.green@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000
      Re: JTextArea append meth "tar" <tar@THRWHITE.remove-dii-this> - 2011-04-27 15:37 +0000

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