[appengine-java] update the object entity data can not by re-assign the value of public field

2011-06-24 Thread Evan Cheng
Dear all, When using JDO to update the entity data, seems always need to invoke the entity 'method' to change field value. If I just re-assign the new value to persistent field of object, it will not be written into datastore. does anyone knows why? Thanks in advance. -- You received this

[appengine-java] JDO: 1-N relationships

2011-06-24 Thread Martin Newstead
I would like some help and advice on how to model my entities using JDO on GAE. My problem is this, I have a bunch of Users and each User may create zero or more Tracks. Users may exist without a Track but Tracks may not exist without a User who created them. Other attributes on the User and the

[appengine-java] Re: JDO: 1-N relationships

2011-06-24 Thread Didier Durand
Hi, If you look at the recent recommandations of Google, the 1st best practice is probably to move away from JDO and go to either low-level API or some 3rd party package like Objectify (my choice) to give you good long-term perspectives. regards didier On Jun 24, 9:47 am, Martin Newstead

[appengine-java] Re: Is App Engine having problems? Cant load specific kind of Entity

2011-06-24 Thread mscwd01
Thanks for clearing that up Ikai. I had designed my entities to have a parent and many children using a ListChild property on the parent. I'll now change this to have an unowned relationship and use ListKey so that child entites are in their own entity group. This should solve the contention

[appengine-java] com.googlecode.objectify.ObjectifyService is not supported by Google App Engine's Java runtime environment

2011-06-24 Thread yaa
any idea how to solve it? I'm using eclipse/gae/gwt/objectify all latest versions as of June 2011 This is the class I'm using: package com.kupati1.server; import com.google.gwt.user.server.rpc.RemoteServiceServlet; import com.googlecode.objectify.Objectify; import

[appengine-java] Re: Google plugin for Eclipse Indigo

2011-06-24 Thread David Chandler
It's available now. Use this update site URL in Eclipse: http://dl.google.com/eclipse/plugin/3.7 /dmc On Jun 23, 1:12 pm, lorenoolive...@gmail.com lorenoolive...@gmail.com wrote: I saw that google put a promoted download in the indigo download page (http://www.eclipse.org/downloads/), but it

[appengine-java] How to get google account guid (not email) with oauth 1.0?

2011-06-24 Thread Tapir
I know how to get the guid from other oauth providers, such facebook, twitter, yahoo, but I can't find the documents for google oauth. -- 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

[appengine-java] Using auth token for Google Applications without users' email and password

2011-06-24 Thread Ice13ill
I want to use some of google apis (for example Google Docs to create an arhive for an user) but i don't want the user to explicitly give out the user and password. Is there a way to give the user a webpage to grant access to a certain Google app and the get an auth token for me to access the

Re: [appengine-java] HTTP Pipelining support in AppEngine

2011-06-24 Thread Inderjeet Singh
Anyone? Appreciate a comment on this. Thanks Inder On Thu, Jun 23, 2011 at 10:16 AM, Inderjeet Singh inder...@gmail.com wrote: Hi AppEngine Gurus, If i have a client that is capable of using HTTP pipeliing, will App Engine be able to support it? Would my app need to change in any way? If so,

[appengine-java] Can not see any servlet log in development mode

2011-06-24 Thread Evan Cheng
I already do a lot of survey, but I still can not see any log under development mode. I use GWT 2.3 + GAE 1.5.0 with Eclipse 3.6, then run as Web application import java.util.logging.Logger; // ... public class MyServlet extends HttpServlet { private static final Logger log =

Re: [appengine-java] Can not see any servlet log in development mode

2011-06-24 Thread Evan Cheng
Sorry for this stupid mail, I only add warning message under warning conditional situation, just forgot to add some normal message. On Sat, Jun 25, 2011 at 11:53 AM, Evan Cheng yu...@weckout.com wrote: I already do a lot of survey, but I still can not see any log under development mode. I