import com.google.common.util.concurrent.ListenableFuture;
import java.util.ArrayList;
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import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossBaseInput;
import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossBaseOutput;
import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossCurrentInput;