This document discusses using Google App Engine (GAE) as a backend for Android applications. Key points discussed include: 1. GAE can be used to store and sync data from Android apps so it is accessible from any device. 2. Data from an Android SQLite database can be pushed to and pulled from GAE for syncing across devices. 3. Examples of integrating Android and GAE were provided, including storing notes and accessing them from any device.

1. Android
in 4 Android
Android/XPERIA developer meeting Sapporo
at 2010/3/22(mon)

2. !
Java !

3. !
Java !
Android
!

4. !
Python !

5. !
Google App Engine !

6. Android

7. Android

8. (2009 9 )

9. Android GAE ?
Android

10. PC PC
iPhone

11. ?
Ever Note
PC iPhone Android

12. ?
PC
Amazon S3

13. ?
( google
)
Android Web
( Twitter
)

14. Google App Engine(GAE)
?
?

17. ? ←

19. ( )
GAE (Android
)
ID
SIM
GAE 1 Android

20. …
GAE Android

21. ( )
1 1
key
installed_at Android GAE
last_accessed_at

22. ?
Android
SQLite SQLite
GAE

23. (Android )
id SQLiteDatabase
url URL
title URL
created_at ( ) updated_at
( )

24. ( )
GAE Android
GAE
parent ( )

25. ?

26. Android
Android

27. …
OS

28. Android Android

29. GAE
Android
Android →
SQLite
off→GAE →
on

30. off
on DB
→GAE
→
Android DB

31. Android 1
Android
Android GAE
Android
!

32. GAE Android
url title !
client_updated_at
…(Android )

33. (Android GAE )

34. Android SQLite Cursor
GAE
( )

35. GAE Python Kay GAE
(
Python )
Java slim3 (
watanabe )

36. GAE
app.yaml application:
backend/models.py
backend/urls.py
(REST !)
backend/views.py
_handler.py
&

37. GAE
kay
!

38. Android
DB CRUD
CloudSyncronizer#updateToCloud()
! path
!