opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/utils/AbstractBatchedModificationsCursor.java

   1 /*
   2  * Copyright (c) 2015 Brocade Communications Systems, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.controller.cluster.datastore.utils;
   9
  10 import org.opendaylight.controller.cluster.datastore.messages.BatchedModifications;
  11 import org.opendaylight.controller.cluster.datastore.modification.DeleteModification;
  12 import org.opendaylight.controller.cluster.datastore.modification.MergeModification;
  13 import org.opendaylight.controller.cluster.datastore.modification.WriteModification;
  14 import org.opendaylight.controller.cluster.datastore.util.AbstractDataTreeModificationCursor;
  15 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
  16 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  17
  18 /**
  19  * Base class for a DataTreeModificationCursor that publishes to BatchedModifications instance(s).
  20  *
  21  * @author Thomas Pantelis
  22  */
  23 public abstract class AbstractBatchedModificationsCursor extends AbstractDataTreeModificationCursor {
  24     protected abstract BatchedModifications getModifications();
  25
  26     @Override
  27     public final void delete(final PathArgument child) {
  28         getModifications().addModification(new DeleteModification(current().node(child)));
  29     }
  30
  31     @Override
  32     public final void merge(final PathArgument child, final NormalizedNode data) {
  33         getModifications().addModification(new MergeModification(current().node(child), data));
  34     }
  35
  36     @Override
  37     public final void write(final PathArgument child, final NormalizedNode data) {
  38         getModifications().addModification(new WriteModification(current().node(child), data));
  39     }
  40 }