[appengine-java] Multi user chat room

Hi, Im very new to this GAE services. So far I managed to run my apps on GAE. Im trying to add multi-user chat on my app. Ive been trying to search how to implement this-both using XMPP and Channel API. Im interested on the latter. The problem is I couldnt find any tutorial or example to begin

Re: [appengine-java] Re: Entity modelling

Hi, Thanks for your reply. The category is not related to the group - category holds value like Science/Tech/Music while Group stores value like Teens/Kids/Adult. The reason I have these two fields I want to be able to sort the forum according to category and follow by group. So in the forum

[appengine-java] Entity modelling

Hello. I need some help. Assuming I have three tables/objects: forum, forum category, forum group. Forum - stores all topics posted by user. This object/table relates to other tables including the aforementioned tables. Forum category - stores the category whether science, technology, etc.