Split out sal-distributed-eos

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / entityownership / EntityOwnerChangeListener.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/entityownership/EntityOwnerChangeListener.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/entityownership/EntityOwnerChangeListener.java
deleted file mode 100644 (file)
index 38dbae3..0000000
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/entityownership/EntityOwnerChangeListener.java
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
- * Copyright (c) 2015 Brocade Communications Systems, 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.controller.cluster.datastore.entityownership;
-
-import static com.google.common.base.Verify.verifyNotNull;
-import static java.util.Objects.requireNonNull;
-import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.createEntity;
-
-import com.google.common.base.Strings;
-import java.util.Collection;
-import java.util.Objects;
-import java.util.Optional;
-import org.opendaylight.controller.cluster.access.concepts.MemberName;
-import org.opendaylight.mdsal.eos.dom.api.DOMEntity;
-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;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateNode;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * Listens for entity owner changes and notifies the EntityOwnershipListenerSupport appropriately.
- *
- * @author Thomas Pantelis
- */
-class EntityOwnerChangeListener extends AbstractEntityOwnerChangeListener {
-    private static final Logger LOG = LoggerFactory.getLogger(EntityOwnerChangeListener.class);
-
-    private final String localMemberName;
-    private final EntityOwnershipChangePublisher publisher;
-
-    EntityOwnerChangeListener(final MemberName localMemberName, final EntityOwnershipChangePublisher publisher) {
-        this.localMemberName = verifyNotNull(localMemberName.getName());
-        this.publisher = requireNonNull(publisher);
-    }
-
-    @Override
-    public void onDataTreeChanged(final Collection<DataTreeCandidate> changes) {
-        for (DataTreeCandidate change: changes) {
-            DataTreeCandidateNode changeRoot = change.getRootNode();
-            LeafNode<?> ownerLeaf = (LeafNode<?>) changeRoot.getDataAfter().get();
-
-            LOG.debug("{}: Entity node changed: {}, {}", logId(), changeRoot.getModificationType(),
-                    change.getRootPath());
-
-            String newOwner = extractOwner(ownerLeaf);
-
-            String origOwner = null;
-            Optional<NormalizedNode<?, ?>> dataBefore = changeRoot.getDataBefore();
-            if (dataBefore.isPresent()) {
-                origOwner = extractOwner((LeafNode<?>) changeRoot.getDataBefore().get());
-            }
-
-            LOG.debug("{}: New owner: {}, Original owner: {}", logId(), newOwner, origOwner);
-
-            if (!Objects.equals(origOwner, newOwner)) {
-                boolean isOwner = localMemberName.equals(newOwner);
-                boolean wasOwner = localMemberName.equals(origOwner);
-                boolean hasOwner = !Strings.isNullOrEmpty(newOwner);
-
-                DOMEntity entity = createEntity(change.getRootPath());
-
-                LOG.debug(
-                    "{}: Calling notifyEntityOwnershipListeners: entity: {}, wasOwner: {}, isOwner: {}, hasOwner: {}",
-                    logId(), entity, wasOwner, isOwner, hasOwner);
-
-                publisher.notifyEntityOwnershipListeners(entity, wasOwner, isOwner, hasOwner);
-            }
-        }
-    }
-
-    private String logId() {
-        return publisher.getLogId();
-    }
-}