Annotation binding in google juice

import com.google.inject.*;
import com.google.inject.name.*;

public class ExampleModule extends AbstractModule
{
    @Override
    protected void configure()
    {
        bindConstant().annotatedWith(Names.named("message")).to("Hello, World!");
    }
}


public class GuiceConfig extends GuiceServletContextListener
{
    @Override
    protected Injector getInjector()
    {
        final Map<String, String> params = new HashMap<String, String>();
        params.put(PackagesResourceConfig.PROPERTY_PACKAGES, "com.package");
        return Guice.createInjector(new ExampleModule(), new ServletModule()
        {
            @Override
            protected void configureServlets()
            {
                serve("/*").with(GuiceContainer.class, params);
            }
        });
    }
}


@Path("java")
public class JavaResource
{
    private String message;

    @Inject
    public JavaResource(@Named("message") String message)
    {
        this.message = message;
    }

    @GET
    @Produces(MediaType.TEXT_PLAIN)
    public String get()
    {
        return "From Java: " + message;
    }
}