2015.04.17 : Kansai Mobile Application Workshop in Hatena / Impression of Android Wear and Realm.

1. Wearable Realm
2015.04.17 : Kansai Mobile Application Workshop in Hatena
ChatWork, Application Development Division / Android Team
Ryutaro Miyashita

2. Ryutaro Miyashita
Application Development Division / ChatWork
Tw: @ryugoo_ / Fb: ryutaro.miyashita

5. Welcome
Realm-Java 0.80.1
私が Realm の発表をする日、または前日にアップデートがあるジンクス

6. This Monday…
今週の月曜日に…

7. My “Moto 360”
is broken!
私は買ったばかりの Moto 360 を壊しました!

8. I bought
second “Moto 360”
あまりにも悔しかったので2つめの Moto 360 を買いました

9. Get back to
the subject…
閑話休題

10. ♥Do u ♥ watch?
スマートウォッチは好きですか?

12. Not a it
これじゃないです

13. Android Wear

14. Moto 360 : 2014
1GHz Single Core
512MB RAM
4GB eMMC
Android 5.0

15. Galaxy S : 2010
16GB eMMC
Android 2.3
Near specs
1GHz Single Core
512MB RAM

16. Android Wear
Android
≒

17. Does Realm run?
Realm は動くのか?

18. YES!

19. Message API
Message API
100KB
100KB
Bluetooth

20. Realm realm = Realm.getInstance(this);
realm.executeTransaction(
new Realm.Transaction(Realm realm) {
MyData myData;
myData = realm.createObject(MyData.class);
myData.setJsonString(<STRING>);
}
);
realm.close();
Save

21. Realm realm = Realm.getInstance(this);
long count = realm.where(MyData.class)
.count();
MyData myData = realm.where(MyData.class)
.findFirst();
realm.close();
Queries

22. Same API as
handheld
普通の Android と同じ API が動きます

23. Same API as handheld
Very high speed
Memory efficient
Android Wear + Realm

24. How to use?
どのように使うのか?

25. dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
compile 'com.google.android.support:wearable:1.1.0'
compile 'com.google.android.gms:play-services-wearable:7.0.0'
compile 'io.realm:realm-android:0.80.0'
}
build.gradle
& sync … ready!

26. Same process as
handheld project
普通の Android プロジェクトと同じ手順です

27. ♥
Android Wear
Realm
♥