*/
package org.opendaylight.controller.cluster.datastore.entityownership;
-import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.ENTITY_OWNERS_PATH;
-import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.ENTITY_QNAME;
import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.createEntity;
import com.google.common.base.Objects;
import com.google.common.base.Optional;
import java.util.Collection;
-import org.opendaylight.controller.cluster.datastore.ShardDataTree;
import org.opendaylight.controller.md.sal.common.api.clustering.Entity;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.md.sal.clustering.entity.owners.rev150804.entity.owners.EntityType;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
*
* @author Thomas Pantelis
*/
-class EntityOwnerChangeListener implements DOMDataTreeChangeListener {
+class EntityOwnerChangeListener extends AbstractEntityOwnerChangeListener {
private static final Logger LOG = LoggerFactory.getLogger(EntityOwnerChangeListener.class);
private final String localMemberName;
this.listenerSupport = listenerSupport;
}
- void init(ShardDataTree shardDataTree) {
- shardDataTree.registerTreeChangeListener(YangInstanceIdentifier.builder(ENTITY_OWNERS_PATH).
- node(EntityType.QNAME).node(EntityType.QNAME).node(ENTITY_QNAME).node(ENTITY_QNAME).node(EntityOwnersModel.ENTITY_OWNER_QNAME).build(), this);
- }
-
@Override
public void onDataTreeChanged(Collection<DataTreeCandidate> changes) {
for(DataTreeCandidate change: changes) {
if(!Objects.equal(origOwner, newOwner)) {
boolean isOwner = Objects.equal(localMemberName, newOwner);
boolean wasOwner = Objects.equal(localMemberName, origOwner);
- if(isOwner || wasOwner) {
- Entity entity = createEntity(change.getRootPath());
+ boolean hasOwner = newOwner != null && !newOwner.toString().isEmpty();
+
+ Entity entity = createEntity(change.getRootPath());
- LOG.debug("{}: Calling notifyEntityOwnershipListeners: entity: {}, wasOwner: {}, isOwner: {}",
- logId(), entity, wasOwner, isOwner);
+ LOG.debug("{}: Calling notifyEntityOwnershipListeners: entity: {}, wasOwner: {}, isOwner: {}, hasOwner: {}",
+ logId(), entity, wasOwner, isOwner, hasOwner);
- listenerSupport.notifyEntityOwnershipListeners(entity, wasOwner, isOwner);
- }
+ listenerSupport.notifyEntityOwnershipListeners(entity, wasOwner, isOwner, hasOwner);
}
}
}
- private String extractOwner(LeafNode<?> ownerLeaf) {
- Object value = ownerLeaf.getValue();
- return value != null ? value.toString() : null;
- }
-
private String logId() {
return listenerSupport.getLogId();
}