If this helps: in case you're using OAuth 2.0 for authentication, you'll need Google HTTP Client [1] and Google OAuth Client [2] in addition to GData Client library.
I just wrote a little overview on the related stuff here yesterday: http://alex.cloudware.it/2012/05/google-apis-authentication-and-app.html More specifically, you'd need - google-http-client-*.jar - google-http-client-appengine-*.jar - google-oauth-client-*.jar - google-oauth-client-appengine-*.jar Bear with me If you're not doing OAuth 2.0. [1] http://code.google.com/p/google-http-java-client/ [2] http://code.google.com/p/google-oauth-java-client/ On Wednesday, May 23, 2012 3:33:55 PM UTC+2, Mario Renato Uriarte Amaya wrote: > > Hi patmoore, > > I have the same problem > > > https://groups.google.com/forum/?fromgroups#!topic/google-contacts-api/mvh9xOk13KQ > > > Did you find any solution ? > > Thks > > El miércoles, 23 de septiembre de 2009 14:53:07 UTC-5, patmoore escribió: >> >> Hi there -- >> >> I am running into one of those problems that makes you feel very stupid. >> >> I have an java application that works just fine when running using the >> Google WebApp plugin on Eclipse 3.5. I have the 1.2.5 version. >> >> Great! ready to upload! Except that I get NoClassDefErrors when I try to >> run the application on AppEngine >> >> Uncaught exception from servlet >> java.lang.NoClassDefFoundError: Could not initialize class >> com.google.gdata.client.http.GoogleGDataRequest >> >> >> at >> com.google.gdata.client.http.GoogleGDataRequest$Factory.createRequest(GoogleGDataRequest.java:73) >> at >> com.google.gdata.client.http.HttpGDataRequest$Factory.getRequest(HttpGDataRequest.java:162) >> at com.google.gdata.client.Service.createRequest(Service.java:697) >> >> >> at >> com.google.gdata.client.GoogleService.createRequest(GoogleService.java:525) >> at com.google.gdata.client.Service.createFeedRequest(Service.java:1074) >> at com.google.gdata.client.Service.getFeed(Service.java:915) >> >> >> at com.google.gdata.client.GoogleService.getFeed(GoogleService.java:631) >> at com.google.gdata.client.Service.getFeed(Service.java:935) >> >> >> I suspect that there might be a underling issue and the real not a >> missing class ... but there is no information other than this.... >> >> Any thoughts ? >> >> (attached is the war/WEB-INF/lib listing ) >> >> -Pat >> >> -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-appengine/-/iO3Rg9UrANMJ. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
