[appengine-java] Re: I'm not able to deploy my new app due to InvalidClassException: local class incompatible

2010-10-05 Thread Marcel Overdijk
Thanks Don, Clearing my browser data solved the problem. I removed some serial versions from my classes which caused the problem. I didn't think about the fact that this class was stored in the session. Cheers, Marcel On Oct 4, 11:15 pm, Don Schwarz schwa...@google.com wrote: This isn't the

Re: [appengine-java] Good wurfl example for mobile detection on app engine?

2010-10-05 Thread Jean-Claude Moissinac
It works I have an application which uses WURFL I have to put a guide online But, in the meantime, I can confirm a fact: WURFL is a good way to do mobile detection in GAE -- Jean-Claude Moissinac On Tue, Oct 5, 2010 at 6:52 AM, Gal Dolber gal.dol...@gmail.com wrote: Hi, I used it long time

[appengine-java] Is DatastoreService thread safe ?

2010-10-05 Thread Maxim Veksler
Hi, Can I do something like this: public class LowLevelDataStore { private static DatastoreService datastore; private static FetchOptions LIMIT_1 = FetchOptions.Builder.withLimit(1); static { datastore = DatastoreServiceFactory.getDatastoreService(withReadPolicy(new

Re: [appengine-java] Re: Tell data store not to selected index properties on bulkupload

2010-10-05 Thread Maxim Veksler
Hi Peter, I used bulkloader.yaml. I can't find the non indexing configuration in the docs http://code.google.com/appengine/docs/python/tools/uploadingdata.html http://code.google.com/appengine/docs/python/tools/uploadingdata.htmlShould I just go back and user the deprecated method (python

[appengine-java] Re: Is DatastoreService thread safe ?

2010-10-05 Thread Didier Durand
Hello, See http://groups.google.com/group/google-appengine-java/browse_thread/thread/e19b792042b2ff9b and http://groups.google.com/group/google-appengine-java/tree/browse_frm/month/2010-04/8de23dea7100c586 didier On Oct 5, 2:38 pm, Maxim Veksler ma...@vekslers.org wrote: Hi, Can I do

Re: [appengine-java] Re: Is DatastoreService thread safe ?

2010-10-05 Thread Maxim Veksler
Thank you. On Tue, Oct 5, 2010 at 3:55 PM, Didier Durand durand.did...@gmail.comwrote: Hello, See http://groups.google.com/group/google-appengine-java/browse_thread/thread/e19b792042b2ff9b and

Re: [appengine-java] Re: Tell data store not to selected index properties on bulkupload

2010-10-05 Thread John Patterson
On 5 Oct 2010, at 19:44, Maxim Veksler wrote: Hi Peter, I used bulkloader.yaml. I can't find the non indexing configuration in the docs http://code.google.com/appengine/docs/python/tools/uploadingdata.html Should I just go back and user the deprecated method (python configuration?).

Re: [appengine-java] User Personal page

2010-10-05 Thread Ikai Lan (Google)
You'll want to read the documentation here: http://code.google.com/appengine/docs/java/overview.html Yes, you can use a session, but it's up to you to learn about the different options available. A good resource for learning how to write code for App Engine is to browse the projects on our Open

Re: [appengine-java] Re: Select query using LIKE

2010-10-05 Thread Ikai Lan (Google)
startsWith() translates to a GREATER_THAN_OR_EQUAL query underneath the hood. BigTable allows for range scans, so this ends up being translated to an index scan for all properties with a value = the target. -- Ikai Lan Developer Programs Engineer, Google App Engine Blogger:

Re: [appengine-java] Will I be able to get more apps if needed?

2010-10-05 Thread Ikai Lan (Google)
Yes. When you think you need them, please fill out the Billing Support form: http://code.google.com/support/bin/request.py?contact_type=AppEngineBillingSupport -- Ikai Lan Developer Programs Engineer, Google App Engine Blogger: http://googleappengine.blogspot.com Reddit:

[appengine-java] Re: Getting a LOT of mysterious 500 responses

2010-10-05 Thread tomkarren
We have been seeing a lot of this in our app as well. Very frustrating. On Oct 4, 10:40 pm, Keith Lea kei...@gmail.com wrote: Hi, on our tiny little web servicehttp://findbugs-cloud.appspot.com, we're getting a whole lot of 500 responses, with a mysterious message. It started a few months ago

[appengine-java] Stranger behaviour with query using AND

2010-10-05 Thread roberto_sc
The following query: Query jquery = em.createQuery(SELECT o FROM Player o WHERE o.name = \Zarolho\ AND o.age = 33); returns 1 result for me. But doing this: Query jquery = em.createQuery(SELECT o FROM Player o WHERE o.name = ?1 AND o.age = ?2); jquery.setParameter(2, 33);

[appengine-java] Reporting error 204

2010-10-05 Thread Domas Savickas
Hello, I'm running application on AppEngine and I get following error message in my log on every request: error A serious problem was encountered with the process that handled this request, causing it to exit. This is likely to cause a new process to be used for the next request to your

[appengine-java] Using OneToOne relationship

2010-10-05 Thread Cesar
Usuario.class @PersistenceCapable(identityType = IdentityType.APPLICATION) public class Usuario { @PrimaryKey @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) private Key usuarioId; @Persistent private String usuario; @Persistent private

Re: [appengine-java] Re: Wicket/JPA application works locally but fails when deployed on GAE

2010-10-05 Thread nico
swapplace isn't a good example, it is too simple NM On Mon, Oct 4, 2010 at 5:19 AM, Ian Marshall ianmarshall...@gmail.comwrote: Mmmm: my link has been Googlised. If interested, try http://www.SwapPlace.co.uk instead. On Oct 4, 9:11 am, Ian Marshall ianmarshall...@gmail.com wrote: I

[appengine-java] Re: Good wurfl example for mobile detection on app engine?

2010-10-05 Thread Shaun
Excellent thanks for the help! On Oct 5, 1:09 am, Jean-Claude Moissinac jean- claude.moissi...@telecom-paristech.fr wrote: It works I have an application which uses WURFL I have to put a guide online But, in the meantime, I can confirm a fact: WURFL is  a good way to do mobile detection in

Re: [appengine-java] Re: Wicket/JPA application works locally but fails when deployed on GAE

2010-10-05 Thread John Patterson
Wicket works fine on GAE as long as you make sure your page instances do not contain non-Serializable instances - using detachable models follows this rule. Here is this base class I use to set up a Wicket / Engine App public abstract class EngineApplication extends WebApplication {