Created
June 14, 2018 09:40
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Simple Dagger2 (Pure Java)
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import dagger.Component; | |
import dagger.Module; | |
import dagger.Provides; | |
import javax.inject.Inject; | |
public class Main { | |
public static void main(String[] args) { | |
AnimalCry animalCry = new AnimalCry(); | |
animalCry.cry(); | |
} | |
static class AnimalCry { | |
@Inject | |
Animal animal; | |
AnimalCry() { | |
AnimalComponent component = DaggerMain_AnimalComponent.builder().build(); | |
component.inject(this); | |
} | |
void cry() { | |
System.out.println(animal.cry()); | |
} | |
} | |
interface Animal { | |
String cry(); | |
} | |
static class Cat implements Animal { | |
@Override | |
public String cry() { | |
return "nya"; | |
} | |
} | |
// Module | |
@Module | |
static class AnimalModule { | |
@Provides | |
static Animal provideAnimal() { | |
return new Cat(); | |
} | |
} | |
// Component | |
@Component(modules = AnimalModule.class) | |
interface AnimalComponent { | |
void inject(AnimalCry animalCry); | |
} | |
} |
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