Registering the Android Client

Prerequisites

(Administrator) Configure the application for push notification in Management Cockpit by specifying the sender ID and API key.
Specify the device type should be specified during application connection and registration.
HTTP header must include X-SMP-APPCID and Authorization headers.

Task

If AndroidGcmPushEnabled is enabled, sender ID is sent in the response. On successful onboarding of client, the response indicates the GCM push is enabled.
If GCM is enabled and the sender ID is available, client uses that sender ID to register itself with GCM and get its unique GCM registration ID.

Use the PUT method in the URL, along with the registration ID:

http://<host:port>/odata/applications/{latest|v1/}{appid}/Connections/('{appcid}')
Method : PUT
HTTP Headers "Content-Type" = "application/atom+xml" and "X-HTTP-METHOD" = "MERGE"
Body:
<entry xmlns="http://www.w3.org/2005/Atom" xmlns:m="http://schemas.microsoft.com/ado/2007/08/dataservices/metadata" xmlns:d="http://schemas.microsoft.com/ado/2007/08/dataservices">
  <content type="application/xml">
    <m:properties>
      <d:AndroidGcmRegistrationId>{GCM registration ID}</d:AndroidGcmRegistrationId>
    </m:properties>
  </content>
</entry>