2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.openflowplugin.api.openflow.role;
10 import java.util.concurrent.Future;
11 import org.opendaylight.controller.md.sal.common.api.clustering.CandidateAlreadyRegisteredException;
12 import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
13 import org.opendaylight.yang.gen.v1.urn.opendaylight.role.service.rev150727.OfpRole;
16 * Created by kramesha on 9/12/15.
18 public interface RoleContext extends RoleChangeListener, RequestContextStack {
21 * Initialization method is responsible for a registration of
22 * {@link org.opendaylight.controller.md.sal.common.api.clustering.Entity}
23 * and listen for notification from service. {@link Future} returned object is used primary
24 * for new connection initialization phase where we have to wait for actual Role.
25 * The {@link Future} has to be canceled if device is in disconnected state or when
26 * {@link org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipService} returns
27 * {@link org.opendaylight.controller.md.sal.common.api.clustering.CandidateAlreadyRegisteredException}
28 * @return InitializationFuture for to know where first initial Election is done and we know role.
29 * @throws CandidateAlreadyRegisteredException - we have registered Entity so drop actual connection
31 Future<OfpRole> initialization() throws CandidateAlreadyRegisteredException;