/*
 * Copyright (c) 2014, 2015 Red Hat, Inc. and others. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */

package org.opendaylight.ovsdb.openstack.netvirt.providers.openflow13;

import java.util.List;
import java.util.Map;
import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
import org.osgi.framework.ServiceReference;

/**
 * A PipelineOrchestrator provides the necessary orchestration logic to allow multiple network services
 * to share a common OpenFlow 1.3 based multi-table pipeline.
 *
 * @author Dave Tucker
 * @author Madhu Venugopal
 */
public interface PipelineOrchestrator {
    Service getNextServiceInPipeline(Service service);
    AbstractServiceInstance getServiceInstance(Service service);
    Map<Service, AbstractServiceInstance> getServiceRegistry();
    List<Service> getStaticPipeline();
    void enqueue(Node node);
    void registerService(final ServiceReference ref, AbstractServiceInstance serviceInstance);
    void unregisterService(final ServiceReference ref);
}