package examples; import io.vertx.core.AsyncResult; import io.vertx.core.Handler; import io.vertx.core.json.JsonObject; /** * @author <a href="http://escoffier.me">Clement Escoffier</a> */ public class SomeDatabaseServiceImpl implements SomeDatabaseService { @Override public void save(String collection, JsonObject document, Handler<AsyncResult<Void>> result) { } @Override public SomeDatabaseService foo(String collection, JsonObject document, Handler<AsyncResult<Void>> result) { return this; } }