import akka.dispatch.OnComplete;
import akka.util.Timeout;
import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
import java.util.Collection;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import org.opendaylight.controller.cluster.datastore.config.Configuration;
import org.opendaylight.controller.cluster.datastore.config.ModuleShardConfiguration;
import org.opendaylight.controller.cluster.datastore.entityownership.messages.RegisterCandidateLocal;
+import org.opendaylight.controller.cluster.datastore.entityownership.messages.RegisterListenerLocal;
import org.opendaylight.controller.cluster.datastore.entityownership.messages.UnregisterCandidateLocal;
+import org.opendaylight.controller.cluster.datastore.entityownership.messages.UnregisterListenerLocal;
import org.opendaylight.controller.cluster.datastore.messages.CreateShard;
import org.opendaylight.controller.cluster.datastore.shardstrategy.ModuleShardStrategy;
import org.opendaylight.controller.md.sal.common.api.clustering.CandidateAlreadyRegisteredException;
@Override
public EntityOwnershipCandidateRegistration registerCandidate(Entity entity, EntityOwnershipCandidate candidate)
throws CandidateAlreadyRegisteredException {
+ Preconditions.checkNotNull(entity, "entity cannot be null");
+ Preconditions.checkNotNull(candidate, "candidate cannot be null");
EntityOwnershipCandidate currentCandidate = registeredEntities.putIfAbsent(entity, candidate);
if(currentCandidate != null) {
}
void unregisterCandidate(Entity entity, EntityOwnershipCandidate entityOwnershipCandidate) {
- LOG.debug("Unregistering candidate for {}", entity);
+ LOG.debug("Unregistering candidate {} for {}", entityOwnershipCandidate, entity);
executeLocalEntityOwnershipShardOperation(new UnregisterCandidateLocal(entityOwnershipCandidate, entity));
registeredEntities.remove(entity);
}
@Override
- public EntityOwnershipListenerRegistration registerListener(Entity entity, EntityOwnershipListener listener) {
- // TODO Auto-generated method stub
- return null;
+ public EntityOwnershipListenerRegistration registerListener(String entityType, EntityOwnershipListener listener) {
+ Preconditions.checkNotNull(entityType, "entityType cannot be null");
+ Preconditions.checkNotNull(listener, "listener cannot be null");
+
+ RegisterListenerLocal registerListener = new RegisterListenerLocal(listener, entityType);
+
+ LOG.debug("Registering listener with message: {}", registerListener);
+
+ executeLocalEntityOwnershipShardOperation(registerListener);
+ return new DistributedEntityOwnershipListenerRegistration(listener, entityType, this);
+ }
+
+ void unregisterListener(String entityType, EntityOwnershipListener listener) {
+ LOG.debug("Unregistering listener {} for entity type {}", listener, entityType);
+
+ executeLocalEntityOwnershipShardOperation(new UnregisterListenerLocal(listener, entityType));
}
@Override