yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/builder/impl/ImmutableLeafSetNodeBuilder.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.Collections;
  11 import java.util.List;
  12 import java.util.Map;
  13
  14 import org.opendaylight.yangtools.concepts.Immutable;
  15 import org.opendaylight.yangtools.yang.common.QName;
  16 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
  17 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.NodeIdentifier;
  18 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.PathArgument;
  19 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  20 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
  21 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.ListNodeBuilder;
  22 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
  23 import org.opendaylight.yangtools.yang.data.impl.schema.nodes.AbstractImmutableNormalizedNode;
  24
  25 import com.google.common.base.Optional;
  26 import com.google.common.collect.ImmutableList;
  27 import com.google.common.collect.Iterables;
  28 import com.google.common.collect.Maps;
  29
  30 public class ImmutableLeafSetNodeBuilder<T> implements ListNodeBuilder<T, LeafSetEntryNode<T>> {
  31
  32     protected Map<InstanceIdentifier.NodeWithValue, LeafSetEntryNode<T>> value = Maps.newLinkedHashMap();
  33     protected InstanceIdentifier.NodeIdentifier nodeIdentifier;
  34
  35     public static <T> ListNodeBuilder<T, LeafSetEntryNode<T>> create() {
  36         return new ImmutableLeafSetNodeBuilder<>();
  37     }
  38
  39     @Override
  40     public ListNodeBuilder<T, LeafSetEntryNode<T>> withChild(final LeafSetEntryNode<T> child) {
  41         this.value.put(child.getIdentifier(), child);
  42         return this;
  43     }
  44
  45     @Override
  46     public LeafSetNode<T> build() {
  47         return new ImmutableLeafSetNode<>(nodeIdentifier, value);
  48     }
  49
  50     @Override
  51     public ListNodeBuilder<T, LeafSetEntryNode<T>> withNodeIdentifier(
  52             final InstanceIdentifier.NodeIdentifier nodeIdentifier) {
  53         this.nodeIdentifier = nodeIdentifier;
  54         return this;
  55     }
  56
  57     @Override
  58     public ListNodeBuilder<T, LeafSetEntryNode<T>> withValue(final List<LeafSetEntryNode<T>> value) {
  59         for (final LeafSetEntryNode<T> leafSetEntry : value) {
  60             withChild(leafSetEntry);
  61         }
  62
  63         return this;
  64     }
  65
  66
  67     @Override
  68     public ListNodeBuilder<T, LeafSetEntryNode<T>> withChildValue(final T value, final Map<QName, String> attributes) {
  69         return withChild(new ImmutableLeafSetEntryNodeBuilder.ImmutableLeafSetEntryNode<>(
  70                 new InstanceIdentifier.NodeWithValue(nodeIdentifier.getNodeType(), value), value, attributes));
  71
  72     }
  73
  74     @Override
  75     public ListNodeBuilder<T, LeafSetEntryNode<T>> withChildValue(final T value) {
  76         return withChildValue(value, Collections.<QName,String>emptyMap());
  77     }
  78
  79
  80     private final static class ImmutableLeafSetNode<T> extends
  81             AbstractImmutableNormalizedNode<InstanceIdentifier.NodeIdentifier, Iterable<LeafSetEntryNode<T>>> implements
  82             Immutable, LeafSetNode<T> {
  83
  84         private final Map<InstanceIdentifier.NodeWithValue, LeafSetEntryNode<T>> mappedChildren;
  85
  86         ImmutableLeafSetNode(final InstanceIdentifier.NodeIdentifier nodeIdentifier,
  87                 final Map<InstanceIdentifier.NodeWithValue, LeafSetEntryNode<T>> children) {
  88             super(nodeIdentifier, ImmutableList.copyOf(children.values()));
  89             this.mappedChildren = children;
  90         }
  91
  92         @Override
  93         public Optional<LeafSetEntryNode<T>> getChild(final InstanceIdentifier.NodeWithValue child) {
  94             return Optional.fromNullable(mappedChildren.get(child));
  95         }
  96
  97         @Override
  98         protected int valueHashCode() {
  99             return mappedChildren.hashCode();
 100         }
 101
 102         @Override
 103         protected boolean valueEquals(final AbstractImmutableNormalizedNode<?, ?> other) {
 104             return mappedChildren.equals(((ImmutableLeafSetNode<?>) other).mappedChildren);
 105         }
 106     }
 107
 108     @Override
 109     public NormalizedNodeContainerBuilder<NodeIdentifier, PathArgument, LeafSetEntryNode<T>, LeafSetNode<T>> addChild(
 110             final LeafSetEntryNode<T> child) {
 111         return withChild(child);
 112     }
 113
 114 }