1. SimpleModeler
Android ⾃自 ⽣生
with g3/g4
2011 10⽉月15⽇日

3. • Modegramming Style ( DSL
)
• http://modegramming.blogspot.com/
• SimpleModeler
• http://code.google.com/p/simplemodeler/
• g3
• http://code.google.com/p/goldenport3/
• g4
• https://github.com/asami/goldenport-android-library

4. • JJUG CCC 2011 Fall
• 10⽉月17⽇日(⽉月) ⽴立立 ⻘青
• Scala
• http://www.java-users.jp/contents/events/ccc2011fall/
index.html
• http://kokucheese.com/event/index/18473/
• ( 1 )
• 10⽉月29⽇日(⼟土) ( )
• ⽉月
• http://atnd.org/events/20884

9. • CSV Android (&Rest ) ⽣生

10. ⼊入⼒力力CSV
SimpleModeler Scala DSL CSV
⼊入⼒力力
#actor,parts,attrs
customer,,name;phone;summary
#resource
goods,,note
#event
buy,customer;goods

11. g3

12. g3
class App extends G3Application with UseRecord {
port("/demo") invoke('ds)
val schema_customer = Schema(
AutoIdField,
('name, XString),
('summary, XString), SimpleModeler
('phone, XString)) ⾃自 ⽣生
val schema_goods = Schema(
AutoIdField,
('name, XString),
('summary, XString),
('note, XString))
val schema_buy = Schema(
AutoIdField,
('dateTime, XDateTime),
('customer, XEntityReference('customer)),
('goods, XEntityReference('goods)))
datastore('ds, RecordClassSpace(
RecordClass('customer, schema_customer),
RecordClass('goods, schema_goods),
RecordClass('buy, schema_buy)))
}

13. g4
• Android (Java)
•
• DI (Dependency Injection)
•
• ⾮非
• g4
•
• (loosely coupled) (high coherency)
•
•
•
• (testability)
• ⾃自 ⽣生 ⽫皿

15. DI(Dependency Injection)
•
• Spring
• Google Guice
• RoboGuice
• Android⽤用DI
• Guice
• ⼊入
•
• ⽴立立
•

16. DI ⽅方

17. DI
public class DemoModule extends GModule {
public DemoModule(GContext context) {
super(context);
}
@Override
protected void configure() {
configure_context();
bind(DemoContext.class).toInstance((DemoContext)gcontext);
bind(GErrorModel.class).to(DemoErrorModel.class).in
(Singleton.class);
bind(GModel.class).to(DemoModel.class).in(Singleton.class);
bind(GAgent.class).to(DemoAgent.class).in(Singleton.class);
bind(GController.class).to(DemoController.class);
bind(IDemoRestDriver.class).to(DemoG3Driver.class);
}
}

18. DI
public class CustomerRestViewActivity extends
GActivity<DemoController> {
@LayoutView(R.id.header)
TextView mHeader;
@ResourceString(R.string.header)
String mHeaderLabel;
@ResourceColor(R.color.header)
Color mHeaderColor;
@IntentExtra("message")
String mMessage;
public CustomerRestViewActivity() {
addTrait(new ListViewTrait());
}
…

19. • Scala⾔言
• Java
(Scala)
class MyListActivity extends Activity with ListViewer
class MyMapActivity extends MapActivity with
MyLocationOverlayViewer

20. ⽅方

21. public class CustomerRestViewActivity extends GActivity<DemoController> {
@LayoutView(R.id.header)
TextView mHeader;
@ResourceString(R.string.header)
String mHeaderLabel;
@ResourceColor(R.color.header)
Color mHeaderColor;
@IntentExtra("message")
String mMessage;
public CustomerRestViewActivity() {
addTrait(new ListViewTrait());
}
…

22. • DI ⽬目 Android

23. • SimpleModeler
• ⾃自 ⽣生
• ⼟土 ⾃自 ⽣生
• CSV g3 Android ⽣生
• g4
•
• ⾮非
• DI (Dependency Injection)
•
• g4 Guice
•
• ⽴立立
• Java⾔言 g4

24. END