Re: [appengine-java] log4j init fails

2010-03-11 Thread AJ Chen
the log4j.properties file in the WEB-INF/classes dir and you don't need any appengine-web.xml stuff for it. Log4j looks for its configuration file on the classpath which means it looks in WEB-INF/classes (and also in all of the jars in the lib directory). AJ Chen wrote: I have log4j config

Re: [appengine-java] log4j init fails

2010-03-11 Thread AJ Chen
, AJ Chen ajc...@web2express.org wrote: I have the default log4j.properties in WEB-INF/classes dir. but the warning always comes up. the file is visible because I can change the log level to ERROR to get rid of the warning. -aj On Fri, Feb 19, 2010 at 7:24 PM, Rusty Wright rwright.li

Re: [appengine-java] Re: GAE Alternatives?

2010-02-24 Thread AJ Chen
this group at http://groups.google.com/group/google-appengine-java?hl=en. -- AJ Chen, PhD Chair, Semantic Web SIG, sdforum.org http://web2express.org @web2express on twitter Palo Alto, CA, USA 650-283-4091 *Monitoring social media in real time* -- You received this message because you

Re: [appengine-java] Re: How to handle schema change on JDO data model class?

2010-02-22 Thread AJ Chen
-java+unsubscr...@googlegroups.comgoogle-appengine-java%2bunsubscr...@googlegroups.com . For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en. -- AJ Chen, PhD Chair, Semantic Web SIG, sdforum.org http://web2express.org @web2express on twitter Palo

[appengine-java] cloud computing event: Intelligence from the Cloud

2010-02-18 Thread AJ Chen
problems in an elegant and affordable way, that simply were not possible just a couple years ago. Wondering what's behind the Cloud? Aliens and Intelligence. Hope to see some of you on the event. Best, AJ -- AJ Chen, PhD Chair, Semantic Web SIG, sdforum.org http://web2express.org @web2express

[appengine-java] how to do initialization at startup?

2010-02-17 Thread AJ Chen
restarts the context or something that triggers the call to the listener servlet. SO, the question is: what's the right way to do one-time initialization (e.g. pre-load data) in GAE? Maybe GAE does not have the concept of initialization. Any suggestion is appreciated. -aj -- AJ Chen, PhD Chair

Re: [appengine-java] how to do initialization at startup?

2010-02-17 Thread AJ Chen
should also implement ServletContextListener.contextDestroyed() to perform cleanup of your data, if needed. Regards, Stephan 2010/2/17 AJ Chen ajc...@web2express.org For standard web app, I use a context listener servlet to do initialization at startup. This also works in eclipse with GAE

Re: [appengine-java] Re: how to do initialization at startup?

2010-02-17 Thread AJ Chen
-appengine-java?hl=en. -- AJ Chen, PhD Chair, Semantic Web SIG, sdforum.org http://web2express.org @web2express on twitter Palo Alto, CA, USA 650-283-4091 *Monitoring social media in real time* -- You received this message because you are subscribed to the Google Groups Google App Engine for Java

Re: [appengine-java] Re: how to do initialization at startup?

2010-02-17 Thread AJ Chen
in sync, or just use a distributed cache like Memcache in GAE. Regards, Stephan 2010/2/17 AJ Chen ajc...@web2express.org yes, the new console is a good addition. however, because the app can be shutdown/restarted by GAE at any time, you would still need to put the initialization code

[appengine-java] unexpected execution of task queue

2010-02-16 Thread AJ Chen
be executed in 1 hour or so. And, the number of tasks keeps growing. I understand ETA is not exact, but 1 min actual is just too far from 60 min ETA. Any idea how to make the scheduled task more reliable? the app is at http://realmon9.appspot.com thanks, -aj-- AJ Chen, PhD Chair, Semantic Web SIG

Re: [appengine-java] Re: queue task timeout

2010-02-05 Thread AJ Chen
and as you are already using the only thread for the original request you get the timeout ... On Feb 1, 11:23 pm, AJ Chen ajc...@web2express.org wrote: I'm using queued tasks to fetch feeds, one feed per task. each task takes about a couple of seconds. but, the tasks get unexpected timeout

[appengine-java] queue task timeout

2010-02-01 Thread AJ Chen
) at org.quartz.core.JobRunShell.run(JobRunShell.java:195) at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:520) -aj-- AJ Chen, PhD Chair, Semantic Web SIG, sdforum.org http://web2express.org @web2express on twitter Palo Alto, CA, USA 650-283-4091 *Monitoring social media in real time* -- You