yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/UnorderedMapModificationStrategy.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 terms of the Eclipse
   5  * Public License v1.0 which accompanies this distribution, and is available at
   6  * 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 com.google.common.base.Optional;
  13 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  14 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
  15 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  16 import org.opendaylight.yangtools.yang.data.api.schema.tree.TreeType;
  17 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
  18 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableMapNodeBuilder;
  19 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
  20
  21 final class UnorderedMapModificationStrategy extends AbstractNodeContainerModificationStrategy {
  22     private final Optional<ModificationApplyOperation> entryStrategy;
  23
  24     UnorderedMapModificationStrategy(final ListSchemaNode schema, final TreeType treeType) {
  25         super(MapNode.class, treeType);
  26         entryStrategy = Optional.<ModificationApplyOperation>of(new ListEntryModificationStrategy(schema, treeType));
  27     }
  28
  29     @SuppressWarnings("rawtypes")
  30     @Override
  31     protected NormalizedNodeContainerBuilder createBuilder(final NormalizedNode<?, ?> original) {
  32         checkArgument(original instanceof MapNode);
  33         return ImmutableMapNodeBuilder.create((MapNode) original);
  34     }
  35
  36     @Override
  37     public Optional<ModificationApplyOperation> getChild(final YangInstanceIdentifier.PathArgument identifier) {
  38         if (identifier instanceof YangInstanceIdentifier.NodeIdentifierWithPredicates) {
  39             return entryStrategy;
  40         }
  41         return Optional.absent();
  42     }
  43
  44     @Override
  45     public String toString() {
  46         return "UnorderedMapModificationStrategy [entry=" + entryStrategy + "]";
  47     }
  48 }