early Guice expriment. No longer needed

core/src/test/java/foo/Animal.java

-package foo;
-
-/**
- * @author Kohsuke Kawaguchi
- */
-public interface Animal {
-}

core/src/test/java/foo/Banana.java

-package foo;
-
-/**
- * @author Kohsuke Kawaguchi
- */
-public class Banana implements Cute {
-}

core/src/test/java/foo/Cat.java

-package foo;
-
-import com.google.inject.Singleton;
-
-/**
- * @author Kohsuke Kawaguchi
- */
-public class Cat implements Animal, Cute {
-}

core/src/test/java/foo/Cute.java

-package foo;
-
-/**
- * @author Kohsuke Kawaguchi
- */
-public interface Cute {
-}

core/src/test/java/foo/Dog.java

-package foo;
-
-/**
- * @author Kohsuke Kawaguchi
- */
-public class Dog implements Animal {
-}

core/src/test/java/foo/Driver.java

-package foo;
-
-import com.google.inject.AbstractModule;
-import com.google.inject.Guice;
-import com.google.inject.Inject;
-import com.google.inject.Injector;
-import com.google.inject.Key;
-import com.google.inject.Scope;
-import com.google.inject.Singleton;
-import com.google.inject.TypeLiteral;
-//import com.google.inject.multibindings.Multibinder;
-
-import java.util.Set;
-
-/**
- * @author Kohsuke Kawaguchi
- */
-public class Driver {
-    @Inject
-    public Set<Animal> animals;
-
-    @Inject
-    public Set<Cute> cute;
-
-    /*
-        If Cat has @Singleton, multiple bindings result in the same instance.
-        How can I achieve that without changing annotation?
-     */
-
-    public static void main(String[] args) {
-//        Injector i = Guice.createInjector(new AbstractModule() {
-//            @Override
-//            protected void configure() {
-//                bind(Cat.class).in(Singleton.class);
-//
-//                Multibinder<Animal> ab = Multibinder.newSetBinder(binder(), Animal.class);
-//                ab.addBinding().to(Dog.class);
-//                ab.addBinding().to(Cat.class);
-//
-//                Multibinder<Cute> cb = Multibinder.newSetBinder(binder(), Cute.class);
-//                cb.addBinding().to(Cat.class);
-//                cb.addBinding().to(Banana.class);
-//            }
-//        });
-//        i.getInstance(Driver.class).run();
-//
-//        // Dog isn't singleton scoped, so you get a different instance, but Cat is singleton,
-//        // so you get the same value
-//        System.out.println(i.getInstance(Key.get(new TypeLiteral<Set<Animal>>(){})));
-    }
-
-    public void run() {
-        System.out.println(animals);
-        System.out.println(cute);
-    }
-}