yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/OrderedLeafSetModificationStrategy.java

   1 /*
   2  * Copyright (c) 2014 Cisco 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.yangtools.yang.data.impl.schema.tree;
   9
  10 import static com.google.common.base.Preconditions.checkArgument;
  11
  12 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  13 import org.opendaylight.yangtools.yang.data.api.schema.OrderedLeafSetNode;
  14 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeConfiguration;
  15 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
  16 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableOrderedLeafSetNodeBuilder;
  17 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
  18
  19 final class OrderedLeafSetModificationStrategy extends AbstractLeafSetModificationStrategy {
  20     OrderedLeafSetModificationStrategy(final LeafListSchemaNode schema, final DataTreeConfiguration treeConfig) {
  21         super(schema, treeConfig);
  22     }
  23
  24     @Override
  25     protected ChildTrackingPolicy getChildPolicy() {
  26         return ChildTrackingPolicy.ORDERED;
  27     }
  28
  29     @SuppressWarnings("rawtypes")
  30     @Override
  31     protected NormalizedNodeContainerBuilder createBuilder(final NormalizedNode<?, ?> original) {
  32         checkArgument(original instanceof OrderedLeafSetNode<?>);
  33         return ImmutableOrderedLeafSetNodeBuilder.create((OrderedLeafSetNode<?>) original);
  34     }
  35
  36     @Override
  37     protected NormalizedNode<?, ?> createEmptyValue(final NormalizedNode<?, ?> original) {
  38         checkArgument(original instanceof OrderedLeafSetNode<?>);
  39         return ImmutableOrderedLeafSetNodeBuilder.create()
  40                 .withNodeIdentifier(((OrderedLeafSetNode<?>) original).getIdentifier()).build();
  41     }
  42 }