yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/UnorderedLeafSetModificationStrategy.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 import com.google.common.base.Optional;
  12 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  13 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
  14 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  15 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
  16 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetNodeBuilder;
  17 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
  18
  19 final class UnorderedLeafSetModificationStrategy extends AbstractNodeContainerModificationStrategy {
  20     private final Optional<ModificationApplyOperation> entryStrategy;
  21
  22     @SuppressWarnings({ "unchecked", "rawtypes" })
  23     UnorderedLeafSetModificationStrategy(final LeafListSchemaNode schema) {
  24         super((Class) LeafSetNode.class);
  25         entryStrategy = Optional.<ModificationApplyOperation> of(new LeafSetEntryModificationStrategy(schema));
  26     }
  27
  28     @SuppressWarnings("rawtypes")
  29     @Override
  30     protected NormalizedNodeContainerBuilder createBuilder(final NormalizedNode<?, ?> original) {
  31         checkArgument(original instanceof LeafSetNode<?>);
  32         return ImmutableLeafSetNodeBuilder.create((LeafSetNode<?>) original);
  33     }
  34
  35     @Override
  36     public Optional<ModificationApplyOperation> getChild(final YangInstanceIdentifier.PathArgument identifier) {
  37         if (identifier instanceof YangInstanceIdentifier.NodeWithValue) {
  38             return entryStrategy;
  39         }
  40         return Optional.absent();
  41     }
  42 }