[appengine-java] Sharing datastore persisted objects (table) across applications

2011-01-01 Thread dreamer
Hi, Not sure if possible to share datastore objects across application, single reporting application for several customer applications, assuming reporting app know complete keys. -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To

[appengine-java] Re: persistent and scalable global atomic counter: not possible with GAE?

2011-01-01 Thread dreamer
Though less technical solution, seems working for a single application. generate guid and save, query back the same by guid and read id. = @PrimaryKey @Persistent(valueStrategy=IdGeneratorStrategy.IDENTITY) private Long id; @javax.jdo.annota

Re: [appengine-java] Re: persistent and scalable global atomic counter: not possible with GAE?

2011-01-01 Thread aswath satrasala
I was seeing your link. You have used Objectify. Objectify already provides Monotonic helper class. -Aswath www.accountingguru.in On Sat, Jan 1, 2011 at 12:57 AM, MG wrote: > OK, so here is our solution: http://bit.ly/ec3Yyw > > The main idea: we are combining Datastore sharding counters wit

[appengine-java] Re: Sharing datastore persisted objects (table) across applications

2011-01-01 Thread asianCoolz
if i'm not wrong. u can upload as different version of the app. and different version of app using same datastore. -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegro

[appengine-java] Question About Loading HTML into a Frame

2011-01-01 Thread Eric Atkinson
The App Engine Manual says that any file I put in the WAR (or subdirectory) is automatically known to the app, so why, when I use the following code... Frame frame = new Frame("/StrategicInternationalSystems/war/WEB-INF/ pages/Summary.html"); dockLayoutPanel.add(frame); ...does it

Re: [appengine-java] Re: persistent and scalable global atomic counter: not possible with GAE?

2011-01-01 Thread MG
Monotonic in Objectify, as defined here: http://code.google.com/p/objectify-appengine/source/browse/trunk/src/com/googlecode/objectify/helper/Monotonic.java?r=620 is not 100% safe. For example: 1. Memcache is off, lastMax is 100 2. Memcache goes up for 1 sec, five requests get 101, 102, ... 105

[appengine-java] Re: Sharing datastore persisted objects (table) across applications

2011-01-01 Thread dreamer
But I guess intended use of version is for same app, may conflict with app life cycle. On Jan 1, 8:23 am, asianCoolz wrote: > if i'm not wrong. u can upload as different version of the app. and > different version of app using same datastore. -- You received this message because you are subscri

Re: [appengine-java] Re: How to completely erase the datastore of an app

2011-01-01 Thread Max
CRI, Unfortunately, no, I don't have any advice around index management. Max On Dec 31, 2010, at 9:46 AM, cghersi wrote: > Hi Max, > > I've got a similar servlet too... > > I was guessing if there was a built-in method in GAE API. > > I would like also to delete and rebuild my indexes, but

[appengine-java] java.lang.NoSuchMethodError: com.googlecode.objectify.Objectify.delete([Ljava/lang/Object;)V

2011-01-01 Thread Ueli Niggli
Hello everyone I added some propertys to a class which I use to store objects in a datastore. Now I am getting the above error message when I try to delete a object from the datastore. Of course I tried emptying the datastore because of the changed class but that didnßt help. I didn´t change an

Re: [appengine-java] App calling another secured App

2011-01-01 Thread Andy
Thanks for your reply. I am not very familiar with shared keyed encryption method, do you have a link to the resource you can share? Besides, I think it is beyond encryption, it requires some kind of authentication also right? -- You received this message because you are subscribed to the Goo

Re: [appengine-java] Re: persistent and scalable global atomic counter: not possible with GAE?

2011-01-01 Thread aswath satrasala
Hi MG, I am currently using the following in my application. http://blog.appenginefan.com/2009/04/efficient-global-counters-revisited.html . It does not use Objectify But, I was planning to use the Objecify Monotic, so as to keep counter implementation simple and not worry about another library de

Re: [appengine-java] App calling another secured App

2011-01-01 Thread Andy
Hi, I think I will leverage XMPP as system exchange channel, I will try some experiments and hopefully that's working. Thanks, Andy -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-app