an early look at droidpush api - a push api for android
DESCRIPTION
An early preview look at the DroidPush API hosted on Ericsson Labs. The DroidPush API uses SMS technology to start up Android applications.TRANSCRIPT
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Implementing Push on Android –
The DroidPush API
November 03, 2009
Stefan Alund & Johannes Willig
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DroidPush Droidcamp 3.11.2009
What this session is about
Why Push Delivery?
Push Basics
The DroidPush API
Demo
Discussion
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Why Push Delivery?
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DroidPush Droidcamp 3.11.2009
Why push delivery ?
Any news?
No!Any news?
No!
Any news?
No! New content!
Any news?
Yes! (News)
Push me your news!
News!
poll push
› Transfer content as soon as available
› Save device battery
› Reduce data traffic for user
pushpush
› Transfer content as soon as available
› Save device battery
› Reduce data traffic for user
› Transfer content as soon as available
› Save device battery
› Reduce data traffic for user
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DroidPush Droidcamp 3.11.2009
Push efficiency – Why Polling is BAD
Mobile Push
1 hour poll
5 min poll
1 min poll
30 sec poll
0 20 40 60 80 100 120 140
Battery lifetime [h]
1 test run per configuration on a Sony Ericsson C905 device
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Push Basics
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DroidPush Droidcamp 3.11.2009
Push delivery basics: Push to Poll
Service ProviderMobile
0. Subscribe for news
ContentServer
PushGateway
1.Provide content access
2. Init Push delivery3. Deliver Push Trigger
4.Request Content
5.Deliver Content
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DroidPush Droidcamp 3.11.2009
Trigger Types & Technology
› Trigger types–TCP / UDP connection–Short Message Service
› Push frameworks –MIDP 2.0 Push Registry / WMA–OMA WAP Push–Apple Push Notifications–RIM: Hosted Data Push Service–Google Push (Android)–MQTT Push (Android et.al.)
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DroidPush Droidcamp 3.11.2009
SMS Push Technology
› SMS header may contain “app port” field – Dedicated range of free usable port numbers– Port handling not yet supported in Android (1.6)
› Mobile applications can register to a SMS application port– App is automatically started at SMS reception with this port– SMS content is passed to application for further usage
› SMS contains link to content (push to poll)
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DroidPush Droidcamp 3.11.2009
G1 Long Polling „Push“ - GMAIL Client Mail ServerPush Server
Keep-alive(Client-initiatied)
Push Notification
Mail Download
Keep-alive(Server-initiatied)
Keep-alive(Client-initiatied)
...
Close Connectionto Mail Server
› GMails are always pushed
› Google Push Mechansim shared by all Google apps
› Long-lived TCP connection („push channel“) used
› Upon mail reception, notification is sent through push channel
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The DROIDPUSH API
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DroidPush Droidcamp 3.11.2009
droidpuSh Overview
Dro
idP
us
h A
PI
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DroidPush Droidcamp 3.11.2009
Show me the Code
› Import the API (jar)
›Setup Manifest for Push Intents
› Implement your BroadcastReceiver
›Start to Push
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DEMO
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END
http://labs.ericsson.com
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DroidPush Droidcamp 3.11.2009
Push ApplicationsPush podcasting
Active wallpaper
Warning! Take cover
Emergency alerts
Pushed Dates