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Re: JavaClient update conflicts
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Re: JavaClient update conflicts


  • Subject: Re: JavaClient update conflicts
  • From: Stamenkovic Florijan <email@hidden>
  • Date: Wed, 15 Jul 2009 10:44:46 -0400

Hey John,

On Jul 15, 2009, at 00:38, John Ours wrote:

I am not able to reproduce this problem unless I push the EC to the server without saving it to the database (RMI for example). Baring that though I cannot reproduce the concurrency issue with either two copies of the client on one machine or two separate machines. With locking off on all the attributes I'm getting last-in-wins behavior as expected.

Interesting...

Is this the scenario in your app, ECs being pushed to the server dirty and uncommitted?

No, the error occurs on calling save changes on the second client (after the first client has successfully saved changes)...


Even when I simulated that, I was able to catch the exception from saveChanges in client2, revert that context, and client1 was able to save as expected.


Argh, so things are working as expected for you... Hm, I do some fussing with session's default context, replacing it with my custom EC, perhaps that is causing this to happen. I will try this out again using the standard setup.

Also, what is your setup? I am on 5.4.2, no Wonder.

Thanks for trying this out, this helps a lot, now I know I should focus on my stuff instead of the frameworks!
F
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