import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
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import org.mockito.Mockito;
import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketProcessingService;
import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.TransmitPacketInput;