diff options
Diffstat (limited to 'framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/flow/impl/ReplicaInfoManager.java')
-rw-r--r-- | framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/flow/impl/ReplicaInfoManager.java | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/flow/impl/ReplicaInfoManager.java b/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/flow/impl/ReplicaInfoManager.java deleted file mode 100644 index ebb487bf..00000000 --- a/framework/src/onos/core/store/dist/src/main/java/org/onosproject/store/flow/impl/ReplicaInfoManager.java +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Copyright 2014 Open Networking Laboratory - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package org.onosproject.store.flow.impl; - -import com.google.common.collect.ImmutableList; -import org.apache.felix.scr.annotations.Activate; -import org.apache.felix.scr.annotations.Component; -import org.apache.felix.scr.annotations.Deactivate; -import org.apache.felix.scr.annotations.Reference; -import org.apache.felix.scr.annotations.ReferenceCardinality; -import org.apache.felix.scr.annotations.Service; -import org.onosproject.cluster.NodeId; -import org.onosproject.cluster.RoleInfo; -import org.onosproject.event.EventDeliveryService; -import org.onosproject.event.ListenerRegistry; -import org.onosproject.mastership.MastershipEvent; -import org.onosproject.mastership.MastershipListener; -import org.onosproject.mastership.MastershipService; -import org.onosproject.net.DeviceId; -import org.onosproject.store.flow.ReplicaInfo; -import org.onosproject.store.flow.ReplicaInfoEvent; -import org.onosproject.store.flow.ReplicaInfoEventListener; -import org.onosproject.store.flow.ReplicaInfoService; -import org.slf4j.Logger; - -import java.util.Collections; -import java.util.List; -import static com.google.common.base.Preconditions.checkNotNull; -import static org.onosproject.store.flow.ReplicaInfoEvent.Type.BACKUPS_CHANGED; -import static org.onosproject.store.flow.ReplicaInfoEvent.Type.MASTER_CHANGED; -import static org.slf4j.LoggerFactory.getLogger; - -/** - * Manages replica placement information. - */ -@Component(immediate = true) -@Service -public class ReplicaInfoManager implements ReplicaInfoService { - - private final Logger log = getLogger(getClass()); - - private final MastershipListener mastershipListener = new InternalMastershipListener(); - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected EventDeliveryService eventDispatcher; - - @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) - protected MastershipService mastershipService; - - protected final ListenerRegistry<ReplicaInfoEvent, ReplicaInfoEventListener> - listenerRegistry = new ListenerRegistry<>(); - - @Activate - public void activate() { - eventDispatcher.addSink(ReplicaInfoEvent.class, listenerRegistry); - mastershipService.addListener(mastershipListener); - log.info("Started"); - } - - @Deactivate - public void deactivate() { - eventDispatcher.removeSink(ReplicaInfoEvent.class); - mastershipService.removeListener(mastershipListener); - log.info("Stopped"); - } - - @Override - public ReplicaInfo getReplicaInfoFor(DeviceId deviceId) { - return buildFromRoleInfo(mastershipService.getNodesFor(deviceId)); - } - - @Override - public void addListener(ReplicaInfoEventListener listener) { - listenerRegistry.addListener(checkNotNull(listener)); - } - - @Override - public void removeListener(ReplicaInfoEventListener listener) { - listenerRegistry.removeListener(checkNotNull(listener)); - } - - private static ReplicaInfo buildFromRoleInfo(RoleInfo roles) { - List<NodeId> backups = roles.backups() == null ? - Collections.emptyList() : ImmutableList.copyOf(roles.backups()); - return new ReplicaInfo(roles.master(), backups); - } - - final class InternalMastershipListener implements MastershipListener { - - @Override - public void event(MastershipEvent event) { - final ReplicaInfo replicaInfo = buildFromRoleInfo(event.roleInfo()); - switch (event.type()) { - case MASTER_CHANGED: - eventDispatcher.post(new ReplicaInfoEvent(MASTER_CHANGED, - event.subject(), - replicaInfo)); - break; - case BACKUPS_CHANGED: - eventDispatcher.post(new ReplicaInfoEvent(BACKUPS_CHANGED, - event.subject(), - replicaInfo)); - break; - default: - break; - } - } - } - -} |