package net.thesocialos.client.service; import net.thesocialos.shared.model.Facebook; import net.thesocialos.shared.model.Twitter; import com.google.gwt.user.client.rpc.AsyncCallback; public interface SocialServiceAsync extends ServiceAsync { void tweet(Twitter twitterAccount, String message, AsyncCallback<String> callback); void postOnFacebook(Facebook facebookAccount, String message, AsyncCallback<String> callback); }