import java.util.concurrent.ExecutionException;
import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.protocol.concepts.KeyMapping;
+import org.opendaylight.protocol.pcep.MessageRegistry;
import org.opendaylight.protocol.pcep.PCEPPeerProposal;
import org.opendaylight.protocol.pcep.PCEPSession;
import org.opendaylight.protocol.pcep.PCEPSessionListenerFactory;
import org.opendaylight.protocol.pcep.PCEPSessionNegotiatorFactoryDependencies;
import org.opendaylight.protocol.pcep.impl.PCEPHandlerFactory;
import org.opendaylight.protocol.pcep.pcc.mock.api.PCCDispatcher;
-import org.opendaylight.protocol.pcep.spi.MessageRegistry;
import org.opendaylight.yangtools.yang.common.Uint64;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;