opendaylight/md-sal/sal-clustering-commons/src/test/java/org/opendaylight/controller/cluster/datastore/util/TestModel.java

   1 /*
   2  * Copyright (c) 2014, 2015 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
   9 package org.opendaylight.controller.cluster.datastore.util;
  10
  11 import static org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes.mapEntry;
  12 import static org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes.mapEntryBuilder;
  13 import static org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes.mapNodeBuilder;
  14
  15 import com.google.common.collect.ImmutableList;
  16 import com.google.common.collect.ImmutableSet;
  17 import java.io.InputStream;
  18 import java.math.BigDecimal;
  19 import java.math.BigInteger;
  20 import java.util.ArrayList;
  21 import java.util.HashMap;
  22 import java.util.HashSet;
  23 import java.util.List;
  24 import java.util.Map;
  25 import java.util.Set;
  26 import org.opendaylight.yangtools.yang.common.QName;
  27 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  28 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier;
  29 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  30 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
  31 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
  32 import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
  33 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  34 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
  35 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  36 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
  37 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  38 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
  39 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  40 import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListEntryNode;
  41 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  42 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  43 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.CollectionNodeBuilder;
  44 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeAttrBuilder;
  45 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeBuilder;
  46 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeAttrBuilder;
  47 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
  48 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetEntryNodeBuilder;
  49 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetNodeBuilder;
  50 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableMapEntryNodeBuilder;
  51 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  52 import org.opendaylight.yangtools.yang.parser.spi.meta.ReactorException;
  53 import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
  54
  55 public final class TestModel {
  56
  57     public static final QName TEST_QNAME = QName.create(
  58             "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:test",
  59             "2014-03-13", "test");
  60
  61     public static final QName AUG_NAME_QNAME = QName.create(
  62             "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:aug",
  63             "2014-03-13", "name");
  64
  65     public static final QName AUG_CONT_QNAME = QName.create(
  66             "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:aug",
  67             "2014-03-13", "cont");
  68
  69
  70     public static final QName DESC_QNAME = QName.create(TEST_QNAME, "desc");
  71     public static final QName POINTER_QNAME = QName.create(TEST_QNAME, "pointer");
  72     public static final QName SOME_BINARY_DATA_QNAME = QName.create(TEST_QNAME, "some-binary-data");
  73     public static final QName BINARY_LEAF_LIST_QNAME = QName.create(TEST_QNAME, "binary_leaf_list");
  74     public static final QName SOME_REF_QNAME = QName.create(TEST_QNAME, "some-ref");
  75     public static final QName MYIDENTITY_QNAME = QName.create(TEST_QNAME, "myidentity");
  76     public static final QName SWITCH_FEATURES_QNAME = QName.create(TEST_QNAME, "switch-features");
  77
  78     public static final QName AUGMENTED_LIST_QNAME = QName.create(TEST_QNAME, "augmented-list");
  79     public static final QName AUGMENTED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "augmented-list-entry");
  80
  81     public static final QName OUTER_LIST_QNAME = QName.create(TEST_QNAME, "outer-list");
  82     public static final QName INNER_LIST_QNAME = QName.create(TEST_QNAME, "inner-list");
  83     public static final QName INNER_CONTAINER_QNAME = QName.create(TEST_QNAME, "inner-container");
  84     public static final QName OUTER_CHOICE_QNAME = QName.create(TEST_QNAME, "outer-choice");
  85     public static final QName ID_QNAME = QName.create(TEST_QNAME, "id");
  86     public static final QName NAME_QNAME = QName.create(TEST_QNAME, "name");
  87     public static final QName VALUE_QNAME = QName.create(TEST_QNAME, "value");
  88     public static final QName BOOLEAN_LEAF_QNAME = QName.create(TEST_QNAME, "boolean-leaf");
  89     public static final QName SHORT_LEAF_QNAME = QName.create(TEST_QNAME, "short-leaf");
  90     public static final QName BYTE_LEAF_QNAME = QName.create(TEST_QNAME, "byte-leaf");
  91     public static final QName BIGINTEGER_LEAF_QNAME = QName.create(TEST_QNAME, "biginteger-leaf");
  92     public static final QName BIGDECIMAL_LEAF_QNAME = QName.create(TEST_QNAME, "bigdecimal-leaf");
  93     public static final QName ORDERED_LIST_QNAME = QName.create(TEST_QNAME, "ordered-list");
  94     public static final QName ORDERED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "ordered-list-leaf");
  95     public static final QName UNKEYED_LIST_QNAME = QName.create(TEST_QNAME, "unkeyed-list");
  96     public static final QName UNKEYED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "unkeyed-list-entry");
  97     public static final QName CHOICE_QNAME = QName.create(TEST_QNAME, "choice");
  98     public static final QName SHOE_QNAME = QName.create(TEST_QNAME, "shoe");
  99     public static final QName ANY_XML_QNAME = QName.create(TEST_QNAME, "any");
 100     public static final QName INVALID_QNAME = QName.create(TEST_QNAME, "invalid");
 101     private static final String DATASTORE_TEST_YANG = "/odl-datastore-test.yang";
 102     private static final String DATASTORE_AUG_YANG = "/odl-datastore-augmentation.yang";
 103     private static final String DATASTORE_TEST_NOTIFICATION_YANG = "/odl-datastore-test-notification.yang";
 104
 105     public static final YangInstanceIdentifier TEST_PATH = YangInstanceIdentifier.of(TEST_QNAME);
 106     public static final YangInstanceIdentifier DESC_PATH = YangInstanceIdentifier
 107             .builder(TEST_PATH).node(DESC_QNAME).build();
 108     public static final YangInstanceIdentifier OUTER_LIST_PATH =
 109             YangInstanceIdentifier.builder(TEST_PATH).node(OUTER_LIST_QNAME).build();
 110     public static final QName TWO_THREE_QNAME = QName.create(TEST_QNAME, "two");
 111     public static final QName TWO_QNAME = QName.create(TEST_QNAME, "two");
 112     public static final QName THREE_QNAME = QName.create(TEST_QNAME, "three");
 113
 114     private static final Integer ONE_ID = 1;
 115     private static final Integer TWO_ID = 2;
 116     private static final String TWO_ONE_NAME = "one";
 117     private static final String TWO_TWO_NAME = "two";
 118     private static final String DESC = "Hello there";
 119     private static final Boolean ENABLED = true;
 120     private static final Short SHORT_ID = 1;
 121     private static final Byte BYTE_ID = 1;
 122     // Family specific constants
 123     public static final QName FAMILY_QNAME = QName.create(
 124         "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:notification-test", "2014-04-17", "family");
 125     public static final QName CHILDREN_QNAME = QName.create(FAMILY_QNAME, "children");
 126     public static final QName GRAND_CHILDREN_QNAME = QName.create(FAMILY_QNAME, "grand-children");
 127     public static final QName CHILD_NUMBER_QNAME = QName.create(FAMILY_QNAME, "child-number");
 128     public static final QName CHILD_NAME_QNAME = QName.create(FAMILY_QNAME, "child-name");
 129     public static final QName GRAND_CHILD_NUMBER_QNAME = QName.create(FAMILY_QNAME, "grand-child-number");
 130     public static final QName GRAND_CHILD_NAME_QNAME = QName.create(FAMILY_QNAME,"grand-child-name");
 131
 132     public static final YangInstanceIdentifier FAMILY_PATH = YangInstanceIdentifier.of(FAMILY_QNAME);
 133     public static final YangInstanceIdentifier FAMILY_DESC_PATH =
 134             YangInstanceIdentifier.builder(FAMILY_PATH).node(DESC_QNAME).build();
 135     public static final YangInstanceIdentifier CHILDREN_PATH =
 136             YangInstanceIdentifier.builder(FAMILY_PATH).node(CHILDREN_QNAME).build();
 137
 138     private static final Integer FIRST_CHILD_ID = 1;
 139     private static final Integer SECOND_CHILD_ID = 2;
 140
 141     private static final String FIRST_CHILD_NAME = "first child";
 142     private static final String SECOND_CHILD_NAME = "second child";
 143
 144     private static final Integer FIRST_GRAND_CHILD_ID = 1;
 145     private static final Integer SECOND_GRAND_CHILD_ID = 2;
 146
 147     private static final String FIRST_GRAND_CHILD_NAME = "first grand child";
 148     private static final String SECOND_GRAND_CHILD_NAME = "second grand child";
 149
 150     private static final MapEntryNode BAR_NODE = mapEntryBuilder(
 151             OUTER_LIST_QNAME, ID_QNAME, TWO_ID) //
 152             .withChild(mapNodeBuilder(INNER_LIST_QNAME) //
 153                     .withChild(mapEntry(INNER_LIST_QNAME, NAME_QNAME, TWO_ONE_NAME)) //
 154                     .withChild(mapEntry(INNER_LIST_QNAME, NAME_QNAME, TWO_TWO_NAME)) //
 155                     .build()) //
 156             .build();
 157
 158     private TestModel() {
 159         throw new UnsupportedOperationException();
 160     }
 161
 162     public static InputStream getDatastoreTestInputStream() {
 163         return getInputStream(DATASTORE_TEST_YANG);
 164     }
 165
 166     public static InputStream getDatastoreAugInputStream() {
 167         return getInputStream(DATASTORE_AUG_YANG);
 168     }
 169
 170     public static InputStream getDatastoreTestNotificationInputStream() {
 171         return getInputStream(DATASTORE_TEST_NOTIFICATION_YANG);
 172     }
 173
 174     private static InputStream getInputStream(final String resourceName) {
 175         return TestModel.class.getResourceAsStream(resourceName);
 176     }
 177
 178     public static SchemaContext createTestContext() {
 179         List<InputStream> inputStreams = new ArrayList<>();
 180         inputStreams.add(getDatastoreTestInputStream());
 181         inputStreams.add(getDatastoreAugInputStream());
 182         inputStreams.add(getDatastoreTestNotificationInputStream());
 183
 184         return resolveSchemaContext(inputStreams);
 185     }
 186
 187     public static SchemaContext createTestContextWithoutTestSchema() {
 188         List<InputStream> inputStreams = new ArrayList<>();
 189         inputStreams.add(getDatastoreTestNotificationInputStream());
 190
 191         return resolveSchemaContext(inputStreams);
 192     }
 193
 194
 195     public static SchemaContext createTestContextWithoutAugmentationSchema() {
 196         List<InputStream> inputStreams = new ArrayList<>();
 197         inputStreams.add(getDatastoreTestInputStream());
 198         inputStreams.add(getDatastoreTestNotificationInputStream());
 199
 200         return resolveSchemaContext(inputStreams);
 201     }
 202
 203     private static SchemaContext resolveSchemaContext(final List<InputStream> streams) {
 204         try {
 205             return YangParserTestUtils.parseYangStreams(streams);
 206         } catch (ReactorException e) {
 207             throw new RuntimeException("Unable to build schema context from " + streams, e);
 208         }
 209     }
 210
 211     /**
 212      * Returns a test document.
 213      * <p/>
 214      * <p/>
 215      * <pre>
 216      * test
 217      *     outer-list
 218      *          id 1
 219      *     outer-list
 220      *          id 2
 221      *          inner-list
 222      *                  name "one"
 223      *          inner-list
 224      *                  name "two"
 225      *
 226      * </pre>
 227      */
 228     public static NormalizedNode<?, ?> createDocumentOne(final SchemaContext schemaContext) {
 229         return ImmutableContainerNodeBuilder
 230                 .create()
 231                 .withNodeIdentifier(
 232                         new NodeIdentifier(schemaContext.getQName()))
 233                 .withChild(createTestContainer()).build();
 234
 235     }
 236
 237     public static DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> createBaseTestContainerBuilder() {
 238         // Create a list of shoes
 239         // This is to test leaf list entry
 240         final LeafSetEntryNode<Object> nike = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
 241                 new NodeWithValue<>(SHOE_QNAME, "nike")).withValue("nike").build();
 242
 243         final LeafSetEntryNode<Object> puma = ImmutableLeafSetEntryNodeBuilder.create().withNodeIdentifier(
 244                 new NodeWithValue<>(SHOE_QNAME, "puma")).withValue("puma").build();
 245
 246         final LeafSetNode<Object> shoes = ImmutableLeafSetNodeBuilder.create().withNodeIdentifier(
 247                 new NodeIdentifier(SHOE_QNAME)).withChild(nike).withChild(puma).build();
 248
 249         // Test a leaf-list where each entry contains an identity
 250         final LeafSetEntryNode<Object> cap1 =
 251                 ImmutableLeafSetEntryNodeBuilder
 252                         .create()
 253                         .withNodeIdentifier(
 254                                 new NodeWithValue<>(QName.create(
 255                                         TEST_QNAME, "capability"), DESC_QNAME))
 256                         .withValue(DESC_QNAME).build();
 257
 258         final LeafSetNode<Object> capabilities =
 259                 ImmutableLeafSetNodeBuilder
 260                         .create()
 261                         .withNodeIdentifier(
 262                                 new NodeIdentifier(QName.create(
 263                                         TEST_QNAME, "capability"))).withChild(cap1).build();
 264
 265         ContainerNode switchFeatures =
 266                 ImmutableContainerNodeBuilder
 267                         .create()
 268                         .withNodeIdentifier(
 269                                 new NodeIdentifier(SWITCH_FEATURES_QNAME))
 270                         .withChild(capabilities).build();
 271
 272         // Create a leaf list with numbers
 273         final LeafSetEntryNode<Object> five =
 274                 ImmutableLeafSetEntryNodeBuilder
 275                         .create()
 276                         .withNodeIdentifier(
 277                                 new NodeWithValue<>(QName.create(
 278                                         TEST_QNAME, "number"), 5)).withValue(5).build();
 279         final LeafSetEntryNode<Object> fifteen =
 280                 ImmutableLeafSetEntryNodeBuilder
 281                         .create()
 282                         .withNodeIdentifier(
 283                                 new NodeWithValue<>(QName.create(
 284                                         TEST_QNAME, "number"), 15)).withValue(15).build();
 285         final LeafSetNode<Object> numbers =
 286                 ImmutableLeafSetNodeBuilder
 287                         .create()
 288                         .withNodeIdentifier(
 289                                 new NodeIdentifier(QName.create(
 290                                         TEST_QNAME, "number"))).withChild(five).withChild(fifteen)
 291                         .build();
 292
 293
 294         // Create augmentations
 295         MapEntryNode augMapEntry = createAugmentedListEntry(1, "First Test");
 296
 297         // Create a bits leaf
 298         NormalizedNodeAttrBuilder<NodeIdentifier, Object, LeafNode<Object>>
 299                 myBits = Builders.leafBuilder()
 300                 .withNodeIdentifier(new NodeIdentifier(QName.create(TEST_QNAME, "my-bits")))
 301                 .withValue(ImmutableSet.of("foo", "bar"));
 302
 303         // Create unkeyed list entry
 304         UnkeyedListEntryNode unkeyedListEntry =
 305                 Builders.unkeyedListEntryBuilder().withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(
 306                     UNKEYED_LIST_QNAME)).withChild(ImmutableNodes.leafNode(NAME_QNAME, "unkeyed-entry-name")).build();
 307
 308         // Create YangInstanceIdentifier with all path arg types.
 309         YangInstanceIdentifier instanceID = YangInstanceIdentifier.create(
 310                 new NodeIdentifier(QName.create(TEST_QNAME, "qname")),
 311                 new NodeIdentifierWithPredicates(QName.create(TEST_QNAME, "list-entry"),
 312                         QName.create(TEST_QNAME, "key"), 10),
 313                 new AugmentationIdentifier(ImmutableSet.of(
 314                         QName.create(TEST_QNAME, "aug1"), QName.create(TEST_QNAME, "aug2"))),
 315                 new NodeWithValue<>(QName.create(TEST_QNAME, "leaf-list-entry"), "foo"));
 316
 317         Map<QName, Object> keyValues = new HashMap<>();
 318         keyValues.put(CHILDREN_QNAME, FIRST_CHILD_NAME);
 319
 320
 321         // Create the document
 322         return ImmutableContainerNodeBuilder
 323                 .create()
 324                 .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TEST_QNAME))
 325                 .withChild(myBits.build())
 326                 .withChild(ImmutableNodes.leafNode(DESC_QNAME, DESC))
 327                 .withChild(ImmutableNodes.leafNode(BOOLEAN_LEAF_QNAME, ENABLED))
 328                 .withChild(ImmutableNodes.leafNode(SHORT_LEAF_QNAME, SHORT_ID))
 329                 .withChild(ImmutableNodes.leafNode(BYTE_LEAF_QNAME, BYTE_ID))
 330                 .withChild(ImmutableNodes.leafNode(TestModel.BIGINTEGER_LEAF_QNAME, BigInteger.valueOf(100)))
 331                 .withChild(ImmutableNodes.leafNode(TestModel.BIGDECIMAL_LEAF_QNAME, BigDecimal.valueOf(1.2)))
 332                 .withChild(ImmutableNodes.leafNode(SOME_REF_QNAME, instanceID))
 333                 .withChild(ImmutableNodes.leafNode(MYIDENTITY_QNAME, DESC_QNAME))
 334                 .withChild(Builders.unkeyedListBuilder()
 335                         .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(UNKEYED_LIST_QNAME))
 336                         .withChild(unkeyedListEntry).build())
 337                 .withChild(Builders.choiceBuilder()
 338                         .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TWO_THREE_QNAME))
 339                         .withChild(ImmutableNodes.leafNode(TWO_QNAME, "two")).build())
 340                 .withChild(Builders.orderedMapBuilder()
 341                         .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(ORDERED_LIST_QNAME))
 342                         .withValue(ImmutableList.<MapEntryNode>builder().add(
 343                                 mapEntryBuilder(ORDERED_LIST_QNAME, ORDERED_LIST_ENTRY_QNAME, "1").build(),
 344                                 mapEntryBuilder(ORDERED_LIST_QNAME, ORDERED_LIST_ENTRY_QNAME, "2").build()).build())
 345                         .build())
 346                 .withChild(shoes)
 347                 .withChild(numbers)
 348                 .withChild(switchFeatures)
 349                 .withChild(mapNodeBuilder(AUGMENTED_LIST_QNAME).withChild(augMapEntry).build())
 350                 .withChild(mapNodeBuilder(OUTER_LIST_QNAME)
 351                                 .withChild(mapEntry(OUTER_LIST_QNAME, ID_QNAME, ONE_ID))
 352                                 .withChild(BAR_NODE).build()
 353                 );
 354     }
 355
 356     public static ContainerNode createTestContainer() {
 357         return createBaseTestContainerBuilder().build();
 358     }
 359
 360     public static MapEntryNode createAugmentedListEntry(final int id, final String name) {
 361
 362         Set<QName> childAugmentations = new HashSet<>();
 363         childAugmentations.add(AUG_CONT_QNAME);
 364
 365         ContainerNode augCont =
 366                 ImmutableContainerNodeBuilder
 367                         .create()
 368                         .withNodeIdentifier(
 369                                 new YangInstanceIdentifier.NodeIdentifier(AUG_CONT_QNAME))
 370                         .withChild(ImmutableNodes.leafNode(AUG_NAME_QNAME, name)).build();
 371
 372
 373         final YangInstanceIdentifier.AugmentationIdentifier augmentationIdentifier =
 374                 new YangInstanceIdentifier.AugmentationIdentifier(childAugmentations);
 375
 376         final AugmentationNode augmentationNode =
 377                 Builders.augmentationBuilder()
 378                         .withNodeIdentifier(augmentationIdentifier).withChild(augCont)
 379                         .build();
 380
 381         return ImmutableMapEntryNodeBuilder
 382                 .create()
 383                 .withNodeIdentifier(
 384                         new YangInstanceIdentifier.NodeIdentifierWithPredicates(
 385                                 AUGMENTED_LIST_QNAME, ID_QNAME, id))
 386                 .withChild(ImmutableNodes.leafNode(ID_QNAME, id))
 387                 .withChild(augmentationNode).build();
 388     }
 389
 390
 391     public static ContainerNode createFamily() {
 392         final DataContainerNodeAttrBuilder<YangInstanceIdentifier.NodeIdentifier, ContainerNode>
 393             familyContainerBuilder = ImmutableContainerNodeBuilder.create().withNodeIdentifier(
 394                         new YangInstanceIdentifier.NodeIdentifier(FAMILY_QNAME));
 395
 396         final CollectionNodeBuilder<MapEntryNode, MapNode> childrenBuilder =
 397                 mapNodeBuilder(CHILDREN_QNAME);
 398
 399         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode>
 400             firstChildBuilder = mapEntryBuilder(CHILDREN_QNAME, CHILD_NUMBER_QNAME, FIRST_CHILD_ID);
 401         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode>
 402             secondChildBuilder = mapEntryBuilder(CHILDREN_QNAME, CHILD_NUMBER_QNAME, SECOND_CHILD_ID);
 403
 404         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode>
 405             firstGrandChildBuilder = mapEntryBuilder(GRAND_CHILDREN_QNAME, GRAND_CHILD_NUMBER_QNAME,
 406                     FIRST_GRAND_CHILD_ID);
 407         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode>
 408             secondGrandChildBuilder = mapEntryBuilder(GRAND_CHILDREN_QNAME, GRAND_CHILD_NUMBER_QNAME,
 409                     SECOND_GRAND_CHILD_ID);
 410
 411         firstGrandChildBuilder
 412                 .withChild(
 413                         ImmutableNodes.leafNode(GRAND_CHILD_NUMBER_QNAME,
 414                                 FIRST_GRAND_CHILD_ID)).withChild(
 415                 ImmutableNodes.leafNode(GRAND_CHILD_NAME_QNAME,
 416                         FIRST_GRAND_CHILD_NAME));
 417
 418         secondGrandChildBuilder.withChild(
 419                 ImmutableNodes
 420                         .leafNode(GRAND_CHILD_NUMBER_QNAME, SECOND_GRAND_CHILD_ID))
 421                 .withChild(
 422                         ImmutableNodes.leafNode(GRAND_CHILD_NAME_QNAME,
 423                                 SECOND_GRAND_CHILD_NAME));
 424
 425         firstChildBuilder
 426                 .withChild(ImmutableNodes.leafNode(CHILD_NUMBER_QNAME, FIRST_CHILD_ID))
 427                 .withChild(ImmutableNodes.leafNode(CHILD_NAME_QNAME, FIRST_CHILD_NAME))
 428                 .withChild(
 429                         mapNodeBuilder(GRAND_CHILDREN_QNAME).withChild(
 430                                 firstGrandChildBuilder.build()).build());
 431
 432
 433         secondChildBuilder
 434                 .withChild(ImmutableNodes.leafNode(CHILD_NUMBER_QNAME, SECOND_CHILD_ID))
 435                 .withChild(ImmutableNodes.leafNode(CHILD_NAME_QNAME, SECOND_CHILD_NAME))
 436                 .withChild(
 437                         mapNodeBuilder(GRAND_CHILDREN_QNAME).withChild(
 438                                 firstGrandChildBuilder.build()).build());
 439
 440         childrenBuilder.withChild(firstChildBuilder.build());
 441         childrenBuilder.withChild(secondChildBuilder.build());
 442
 443         return familyContainerBuilder.withChild(childrenBuilder.build()).build();
 444     }
 445
 446 }