import akka.util.Timeout;
import com.codahale.metrics.MetricRegistry;
import com.codahale.metrics.Timer;
-import com.google.common.base.Optional;
import com.google.common.base.Preconditions;
import com.google.common.base.Strings;
+import java.util.Optional;
import java.util.concurrent.TimeUnit;
import java.util.function.Function;
import org.opendaylight.controller.cluster.access.concepts.MemberName;
return Optional.of(found.getPath());
}
- return Optional.absent();
+ return Optional.empty();
}
/**