Hi Julian, so to synchronize two databases i have to poll for updates, right?
is there a limit in number of calls, if i would request updates every minute? btw: wouldn't it be helpfull to have such a notification service where i can subscribe to be notified on updates (feature request :-) !!) best regards stefan On 20 Nov., 15:34, "Julian (Google)" <[email protected]> wrote: > Hi Stefan, > > It is not possible to subscribe to a notification server, but you can > query only the latest changes. > > For example, to send a date-range query, add the updated-min parameter > to the request URL. To get all the contact entries updated after March > 16, 2009, send an HTTP request to the contact's feed URL: > GEThttp://www.google.com/m8/feeds/contacts/liz%40gmail.com/full?updated-... > > More > Info:http://code.google.com/apis/contacts/docs/3.0/developers_guide_protoc... > > Cheers, > Julian > > On Nov 18, 7:58 am, steki <[email protected]> wrote: > > > Hi, > > > is it possible togeta notification if part of the data has changed? > > > example: > > the user has an mobile device that uses google sync to update > > contacts, calendar, ... > > the user has a small webapp for managing conctacs and todo's. when > > adding a new contact, the webapp adds this new contact or any changes > > to the google contacts. then google sync these updates to the iphone. > > > the user now adds new contact data from the mobile device. google > > syncs this new contact to google contacts. > > > now the question is: > > how do igetnotified when new data has arrives and needs to be > > updates to the webapp? > > is there a notification service that i can register to? polling data > > from google contacts regular intervals is a bad solution. > > > an easy solution would be to register for updates with a given url > > (e.g please call <url> when data has changed), where url points to my > > webapp > > my.webapp.com/update_from_contacts > > > thanks > > stefan -- You received this message because you are subscribed to the Google Groups "Google Contacts API" group. 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-contacts-api?hl=en.
