Re: updating an ImageIcon's backing BufferedImage content from multiple threads

From:
Knute Johnson <nospam@rabbitbrush.frazmtn.com>
Newsgroups:
comp.lang.java.programmer
Date:
Mon, 06 Apr 2009 21:10:23 -0700
Message-ID:
<49dad22f$0$19535$b9f67a60@news.newsdemon.com>
Mark Space wrote:

Lew wrote:

Mark Space wrote:

One thing I did miss: You linked to
java.awt.EventQueue.invokeLater(), not the Swing version. Swing's
version does have an explicit guarantee. Unfortunately,
SwingUtilities.invokeAndWait() sorta doesn't, you have to read
between the lines a little.


I thought one was a cover method for the other.


And the docs say that. But why is SwingUtilities#invokeLater marked
explicitly as thread safe and SwingUtilities#invokeAndWait isn't? It's
a tad odd, imo.


Well EventQueue.invokeAndWait() has this note in the docs;

"This method will throw an Error if called from the event dispatcher
thread."

The SwingUtilities call will as well.

The inconsistent and missing information in the docs is often very annoying.

--

Knute Johnson
email s/nospam/knute2009/

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