Re: show JDialog every 30 seconds

Knute Johnson <>
Wed, 04 Nov 2009 22:20:27 -0800
Lew wrote:

Knute Johnson wrote:

Window is an AWT component. No requirement to use the EDT on AWT
components that I know of.

 From what I've read, all GUIs, even those not of Java, really need to
be single-threaded to work right. I've been under the impression that
this applies to AWT, too.

I need strong evidence that AWT is thread safe, not evidence that it isn't.

You won't find a single example on Sun's web site of AWT GUI creation on
the EDT. You won't find any mention of AWT components needing to be
created on the EDT in the docs or that AWT isn't thread safe.

It is hard to prove the negative when there is no mention of the
positive, or is it the other way round?

But find me a mention in some Sun doc, tutorial or anywhere that says
that it isn't and I will quietly fade into the background :-).


Knute Johnson
email s/nospam/knute2009/

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