| public interface Animal {
void say();
}
public class Cat implements Animal {
String name;
public void setName(String name) {
this.name = name;
}
@Override
public void say() {
System.out.println("i am a cat");
}
@Override
public String toString() {
return "name==>" + this.name;
}
}
import com.google.inject.AbstractModule;
public class AnimalModule extends AbstractModule {
@Override
protected void configure() {
bind(String.class).toInstance("Tom");
bind(Animal.class).toProvider(AnimalProvider.class);
System.out.println("run configure");
}
}
import com.google.inject.Inject;
import com.google.inject.Provider;
public class AnimalProvider implements Provider<Animal>{
String name;
@Inject
public AnimalProvider(String name) {
this.name = name;
}
public Animal get() {
Cat cat = new Cat();
cat.setName(name);
System.out.println("run Provider.get()");
return cat;
}
}
import com.google.inject.Guice;
import com.google.inject.Injector;
public class Test {
public static void main(String[] args) {
Injector injector = Guice.createInjector(new AnimalModule());
AnimalProvider provider = injector.getInstance(AnimalProvider.class);
Animal cat = provider.get();
System.out.println(cat);
cat.say();
}
}
|
