yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/builder/impl/ImmutableLeafNodeBuilder.java

   1 /*
   2  * Copyright (c) 2013 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.builder.impl;
   9
  10 import java.util.Map;
  11 import org.eclipse.jdt.annotation.NonNull;
  12 import org.opendaylight.yangtools.yang.common.QName;
  13 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  14 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
  15 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeAttrBuilder;
  16 import org.opendaylight.yangtools.yang.data.impl.schema.nodes.AbstractImmutableNormalizedValueAttrNode;
  17
  18 public class ImmutableLeafNodeBuilder<T>
  19         extends AbstractImmutableNormalizedNodeBuilder<NodeIdentifier, T, LeafNode<T>> {
  20
  21     public static <T> @NonNull NormalizedNodeAttrBuilder<NodeIdentifier, T, LeafNode<T>> create() {
  22         return new ImmutableLeafNodeBuilder<>();
  23     }
  24
  25     @Override
  26     @SuppressWarnings("unchecked")
  27     public LeafNode<T> build() {
  28         final T value = getValue();
  29         if (value instanceof byte[]) {
  30             return (LeafNode<T>) new ImmutableBinaryLeafNode(getNodeIdentifier(), (byte[]) value, getAttributes());
  31         }
  32
  33         return new ImmutableLeafNode<>(getNodeIdentifier(), value, getAttributes());
  34     }
  35
  36     private static final class ImmutableLeafNode<T>
  37             extends AbstractImmutableNormalizedValueAttrNode<NodeIdentifier, T> implements LeafNode<T> {
  38         ImmutableLeafNode(final NodeIdentifier nodeIdentifier, final T value, final Map<QName, String> attributes) {
  39             super(nodeIdentifier, value, attributes);
  40         }
  41     }
  42
  43     private static final class ImmutableBinaryLeafNode
  44             extends AbstractImmutableNormalizedValueAttrNode<NodeIdentifier, byte[]> implements LeafNode<byte[]> {
  45         ImmutableBinaryLeafNode(final NodeIdentifier nodeIdentifier, final byte[] value,
  46             final Map<QName, String> attributes) {
  47             super(nodeIdentifier, value, attributes);
  48         }
  49
  50         @Override
  51         protected byte[] wrapValue(final byte[] valueToWrap) {
  52             return valueToWrap.clone();
  53         }
  54     }
  55 }