binding/mdsal-binding-dom-codec/src/main/java/org/opendaylight/mdsal/binding/dom/codec/impl/LeafSetNodeCodecContext.java

   1 /*
   2  * Copyright (c) 2019 PANTHEON.tech, s.r.o. 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.mdsal.binding.dom.codec.impl;
   9
  10 import com.google.common.collect.ImmutableCollection;
  11 import com.google.common.collect.ImmutableList;
  12 import com.google.common.collect.ImmutableSet;
  13 import java.util.function.IntFunction;
  14 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
  15 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  16 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
  17
  18 final class LeafSetNodeCodecContext extends ValueNodeCodecContext.WithCodec {
  19     private final IntFunction<ImmutableCollection.Builder<Object>> builderFactory;
  20
  21     LeafSetNodeCodecContext(final LeafListSchemaNode schema, final ValueCodec<Object, Object> codec,
  22             final String getterName) {
  23         // FIXME: add support for defaults
  24         super(schema, codec, getterName, null);
  25         builderFactory = schema.isUserOrdered() ? ImmutableList::builderWithExpectedSize
  26             : ImmutableSet::builderWithExpectedSize;
  27     }
  28
  29     @Override
  30     protected ImmutableCollection<?> deserializeObject(final NormalizedNode normalizedNode) {
  31         if (normalizedNode instanceof LeafSetNode<?>) {
  32             @SuppressWarnings("unchecked")
  33             final var domValues = ((LeafSetNode<Object>) normalizedNode).body();
  34             final var codec = getValueCodec();
  35             final var builder = builderFactory.apply(domValues.size());
  36             for (var valueNode : domValues) {
  37                 builder.add(codec.deserialize(valueNode.body()));
  38             }
  39             return builder.build();
  40         }
  41         return null;
  42     }
  43 }