import org.opendaylight.controller.sal.binding.codegen.impl.SingletonHolder;
import org.opendaylight.yangtools.concepts.Delegator;
import org.opendaylight.yangtools.sal.binding.generator.impl.RuntimeGeneratedMappingServiceImpl;
import org.opendaylight.controller.sal.binding.codegen.impl.SingletonHolder;
import org.opendaylight.yangtools.concepts.Delegator;
import org.opendaylight.yangtools.sal.binding.generator.impl.RuntimeGeneratedMappingServiceImpl;