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.Module;
  52 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  53 import org.opendaylight.yangtools.yang.parser.impl.YangParserImpl;
  54
  55 public 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,
  75             "some-ref");
  76     public static final QName MYIDENTITY_QNAME = QName.create(TEST_QNAME,
  77             "myidentity");
  78     public static final QName SWITCH_FEATURES_QNAME = QName.create(TEST_QNAME,
  79             "switch-features");
  80
  81     public static final QName AUGMENTED_LIST_QNAME = QName.create(TEST_QNAME, "augmented-list");
  82     public static final QName AUGMENTED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "augmented-list-entry");
  83
  84     public static final QName OUTER_LIST_QNAME = QName.create(TEST_QNAME,
  85             "outer-list");
  86     public static final QName INNER_LIST_QNAME = QName.create(TEST_QNAME,
  87             "inner-list");
  88     public static final QName OUTER_CHOICE_QNAME = QName.create(TEST_QNAME,
  89             "outer-choice");
  90     public static final QName ID_QNAME = QName.create(TEST_QNAME, "id");
  91     public static final QName NAME_QNAME = QName.create(TEST_QNAME, "name");
  92     public static final QName VALUE_QNAME = QName.create(TEST_QNAME, "value");
  93     public static final QName BOOLEAN_LEAF_QNAME = QName.create(TEST_QNAME, "boolean-leaf");
  94     public static final QName SHORT_LEAF_QNAME = QName.create(TEST_QNAME, "short-leaf");
  95     public static final QName BYTE_LEAF_QNAME = QName.create(TEST_QNAME, "byte-leaf");
  96     public static final QName BIGINTEGER_LEAF_QNAME = QName.create(TEST_QNAME, "biginteger-leaf");
  97     public static final QName BIGDECIMAL_LEAF_QNAME = QName.create(TEST_QNAME, "bigdecimal-leaf");
  98     public static final QName ORDERED_LIST_QNAME = QName.create(TEST_QNAME, "ordered-list");
  99     public static final QName ORDERED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "ordered-list-entry");
 100     public static final QName UNKEYED_LIST_QNAME = QName.create(TEST_QNAME, "unkeyed-list");
 101     public static final QName UNKEYED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "unkeyed-list-entry");
 102     public static final QName CHOICE_QNAME = QName.create(TEST_QNAME, "choice");
 103     private static final String DATASTORE_TEST_YANG = "/odl-datastore-test.yang";
 104     private static final String DATASTORE_AUG_YANG =
 105             "/odl-datastore-augmentation.yang";
 106     private static final String DATASTORE_TEST_NOTIFICATION_YANG =
 107             "/odl-datastore-test-notification.yang";
 108
 109
 110     public static final YangInstanceIdentifier TEST_PATH = YangInstanceIdentifier
 111             .of(TEST_QNAME);
 112     public static final YangInstanceIdentifier DESC_PATH = YangInstanceIdentifier
 113             .builder(TEST_PATH).node(DESC_QNAME).build();
 114     public static final YangInstanceIdentifier OUTER_LIST_PATH =
 115             YangInstanceIdentifier.builder(TEST_PATH).node(OUTER_LIST_QNAME).build();
 116     public static final QName TWO_QNAME = QName.create(TEST_QNAME, "two");
 117     public static final QName THREE_QNAME = QName.create(TEST_QNAME, "three");
 118
 119     private static final Integer ONE_ID = 1;
 120     private static final Integer TWO_ID = 2;
 121     private static final String TWO_ONE_NAME = "one";
 122     private static final String TWO_TWO_NAME = "two";
 123     private static final String DESC = "Hello there";
 124     private static final Long LONG_ID = 1L;
 125     private static final Boolean ENABLED = true;
 126     private static final Short SHORT_ID = 1;
 127     private static final Byte BYTE_ID = 1;
 128     // Family specific constants
 129     public static final QName FAMILY_QNAME =
 130             QName
 131                     .create(
 132                             "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:notification-test",
 133                             "2014-04-17", "family");
 134     public static final QName CHILDREN_QNAME = QName.create(FAMILY_QNAME,
 135             "children");
 136     public static final QName GRAND_CHILDREN_QNAME = QName.create(FAMILY_QNAME,
 137             "grand-children");
 138     public static final QName CHILD_NUMBER_QNAME = QName.create(FAMILY_QNAME,
 139             "child-number");
 140     public static final QName CHILD_NAME_QNAME = QName.create(FAMILY_QNAME,
 141             "child-name");
 142     public static final QName GRAND_CHILD_NUMBER_QNAME = QName.create(
 143             FAMILY_QNAME, "grand-child-number");
 144     public static final QName GRAND_CHILD_NAME_QNAME = QName.create(FAMILY_QNAME,
 145             "grand-child-name");
 146
 147     public static final YangInstanceIdentifier FAMILY_PATH =
 148             YangInstanceIdentifier.of(FAMILY_QNAME);
 149     public static final YangInstanceIdentifier FAMILY_DESC_PATH =
 150             YangInstanceIdentifier.builder(FAMILY_PATH).node(DESC_QNAME).build();
 151     public static final YangInstanceIdentifier CHILDREN_PATH =
 152             YangInstanceIdentifier.builder(FAMILY_PATH).node(CHILDREN_QNAME).build();
 153
 154     private static final Integer FIRST_CHILD_ID = 1;
 155     private static final Integer SECOND_CHILD_ID = 2;
 156
 157     private static final String FIRST_CHILD_NAME = "first child";
 158     private static final String SECOND_CHILD_NAME = "second child";
 159
 160     private static final Integer FIRST_GRAND_CHILD_ID = 1;
 161     private static final Integer SECOND_GRAND_CHILD_ID = 2;
 162
 163     private static final String FIRST_GRAND_CHILD_NAME = "first grand child";
 164     private static final String SECOND_GRAND_CHILD_NAME = "second grand child";
 165
 166
 167     private static final MapEntryNode BAR_NODE = mapEntryBuilder(
 168             OUTER_LIST_QNAME, ID_QNAME, TWO_ID) //
 169             .withChild(mapNodeBuilder(INNER_LIST_QNAME) //
 170                     .withChild(mapEntry(INNER_LIST_QNAME, NAME_QNAME, TWO_ONE_NAME)) //
 171                     .withChild(mapEntry(INNER_LIST_QNAME, NAME_QNAME, TWO_TWO_NAME)) //
 172                     .build()) //
 173             .build();
 174
 175     public static final InputStream getDatastoreTestInputStream() {
 176         return getInputStream(DATASTORE_TEST_YANG);
 177     }
 178
 179     public static final InputStream getDatastoreAugInputStream() {
 180         return getInputStream(DATASTORE_AUG_YANG);
 181     }
 182
 183     public static final InputStream getDatastoreTestNotificationInputStream() {
 184         return getInputStream(DATASTORE_TEST_NOTIFICATION_YANG);
 185     }
 186
 187     private static InputStream getInputStream(final String resourceName) {
 188         return TestModel.class.getResourceAsStream(resourceName);
 189     }
 190
 191     public static SchemaContext createTestContext() {
 192         List<InputStream> inputStreams = new ArrayList<>();
 193         inputStreams.add(getDatastoreTestInputStream());
 194         inputStreams.add(getDatastoreAugInputStream());
 195         inputStreams.add(getDatastoreTestNotificationInputStream());
 196
 197         YangParserImpl parser = new YangParserImpl();
 198         Set<Module> modules = parser.parseYangModelsFromStreams(inputStreams);
 199         return parser.resolveSchemaContext(modules);
 200     }
 201
 202     public static SchemaContext createTestContextWithoutTestSchema() {
 203         List<InputStream> inputStreams = new ArrayList<>();
 204         inputStreams.add(getDatastoreTestNotificationInputStream());
 205
 206         YangParserImpl parser = new YangParserImpl();
 207         Set<Module> modules = parser.parseYangModelsFromStreams(inputStreams);
 208         return parser.resolveSchemaContext(modules);
 209     }
 210
 211
 212     public static SchemaContext createTestContextWithoutAugmentationSchema() {
 213         List<InputStream> inputStreams = new ArrayList<>();
 214         inputStreams.add(getDatastoreTestInputStream());
 215         inputStreams.add(getDatastoreTestNotificationInputStream());
 216
 217         YangParserImpl parser = new YangParserImpl();
 218         Set<Module> modules = parser.parseYangModelsFromStreams(inputStreams);
 219         return parser.resolveSchemaContext(modules);
 220     }
 221
 222
 223     /**
 224      * Returns a test document
 225      * <p/>
 226      * <p/>
 227      * <pre>
 228      * test
 229      *     outer-list
 230      *          id 1
 231      *     outer-list
 232      *          id 2
 233      *          inner-list
 234      *                  name "one"
 235      *          inner-list
 236      *                  name "two"
 237      *
 238      * </pre>
 239      *
 240      * @return
 241      */
 242     public static NormalizedNode<?, ?> createDocumentOne(
 243             SchemaContext schemaContext) {
 244         return ImmutableContainerNodeBuilder
 245                 .create()
 246                 .withNodeIdentifier(
 247                         new NodeIdentifier(schemaContext.getQName()))
 248                 .withChild(createTestContainer()).build();
 249
 250     }
 251
 252     public static DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> createBaseTestContainerBuilder() {
 253         // Create a list of shoes
 254         // This is to test leaf list entry
 255         final LeafSetEntryNode<Object> nike =
 256                 ImmutableLeafSetEntryNodeBuilder
 257                         .create()
 258                         .withNodeIdentifier(
 259                                 new NodeWithValue<>(QName.create(
 260                                         TEST_QNAME, "shoe"), "nike")).withValue("nike").build();
 261
 262         final LeafSetEntryNode<Object> puma =
 263                 ImmutableLeafSetEntryNodeBuilder
 264                         .create()
 265                         .withNodeIdentifier(
 266                                 new NodeWithValue<>(QName.create(
 267                                         TEST_QNAME, "shoe"), "puma")).withValue("puma").build();
 268
 269         final LeafSetNode<Object> shoes =
 270                 ImmutableLeafSetNodeBuilder
 271                         .create()
 272                         .withNodeIdentifier(
 273                                 new NodeIdentifier(QName.create(
 274                                         TEST_QNAME, "shoe"))).withChild(nike).withChild(puma)
 275                         .build();
 276
 277
 278         // Test a leaf-list where each entry contains an identity
 279         final LeafSetEntryNode<Object> cap1 =
 280                 ImmutableLeafSetEntryNodeBuilder
 281                         .create()
 282                         .withNodeIdentifier(
 283                                 new NodeWithValue<>(QName.create(
 284                                         TEST_QNAME, "capability"), DESC_QNAME))
 285                         .withValue(DESC_QNAME).build();
 286
 287         final LeafSetNode<Object> capabilities =
 288                 ImmutableLeafSetNodeBuilder
 289                         .create()
 290                         .withNodeIdentifier(
 291                                 new NodeIdentifier(QName.create(
 292                                         TEST_QNAME, "capability"))).withChild(cap1).build();
 293
 294         ContainerNode switchFeatures =
 295                 ImmutableContainerNodeBuilder
 296                         .create()
 297                         .withNodeIdentifier(
 298                                 new NodeIdentifier(SWITCH_FEATURES_QNAME))
 299                         .withChild(capabilities).build();
 300
 301         // Create a leaf list with numbers
 302         final LeafSetEntryNode<Object> five =
 303                 ImmutableLeafSetEntryNodeBuilder
 304                         .create()
 305                         .withNodeIdentifier(
 306                                 (new NodeWithValue<>(QName.create(
 307                                         TEST_QNAME, "number"), 5))).withValue(5).build();
 308         final LeafSetEntryNode<Object> fifteen =
 309                 ImmutableLeafSetEntryNodeBuilder
 310                         .create()
 311                         .withNodeIdentifier(
 312                                 (new NodeWithValue<>(QName.create(
 313                                         TEST_QNAME, "number"), 15))).withValue(15).build();
 314         final LeafSetNode<Object> numbers =
 315                 ImmutableLeafSetNodeBuilder
 316                         .create()
 317                         .withNodeIdentifier(
 318                                 new NodeIdentifier(QName.create(
 319                                         TEST_QNAME, "number"))).withChild(five).withChild(fifteen)
 320                         .build();
 321
 322
 323         // Create augmentations
 324         MapEntryNode augMapEntry = createAugmentedListEntry(1, "First Test");
 325
 326         // Create a bits leaf
 327         NormalizedNodeAttrBuilder<NodeIdentifier, Object, LeafNode<Object>>
 328                 myBits = Builders.leafBuilder()
 329                 .withNodeIdentifier(new NodeIdentifier(QName.create(TEST_QNAME, "my-bits")))
 330                 .withValue(ImmutableSet.of("foo", "bar"));
 331
 332         // Create unkeyed list entry
 333         UnkeyedListEntryNode unkeyedListEntry =
 334                 Builders.unkeyedListEntryBuilder().withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(UNKEYED_LIST_ENTRY_QNAME)).
 335                         withChild(ImmutableNodes.leafNode(NAME_QNAME, "unkeyed-entry-name")).build();
 336
 337         // Create YangInstanceIdentifier with all path arg types.
 338         YangInstanceIdentifier instanceID = YangInstanceIdentifier.create(
 339                 new NodeIdentifier(QName.create(TEST_QNAME, "qname")),
 340                 new NodeIdentifierWithPredicates(QName.create(TEST_QNAME, "list-entry"),
 341                         QName.create(TEST_QNAME, "key"), 10),
 342                 new AugmentationIdentifier(ImmutableSet.of(
 343                         QName.create(TEST_QNAME, "aug1"), QName.create(TEST_QNAME, "aug2"))),
 344                 new NodeWithValue<>(QName.create(TEST_QNAME, "leaf-list-entry"), "foo"));
 345
 346         Map<QName, Object> keyValues = new HashMap<>();
 347         keyValues.put(CHILDREN_QNAME, FIRST_CHILD_NAME);
 348
 349
 350         // Create the document
 351         return ImmutableContainerNodeBuilder
 352                 .create()
 353                 .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TEST_QNAME))
 354                 .withChild(myBits.build())
 355                 .withChild(ImmutableNodes.leafNode(DESC_QNAME, DESC))
 356                 .withChild(ImmutableNodes.leafNode(BOOLEAN_LEAF_QNAME, ENABLED))
 357                 .withChild(ImmutableNodes.leafNode(SHORT_LEAF_QNAME, SHORT_ID))
 358                 .withChild(ImmutableNodes.leafNode(BYTE_LEAF_QNAME, BYTE_ID))
 359                 .withChild(ImmutableNodes.leafNode(TestModel.BIGINTEGER_LEAF_QNAME, BigInteger.valueOf(100)))
 360                 .withChild(ImmutableNodes.leafNode(TestModel.BIGDECIMAL_LEAF_QNAME, BigDecimal.valueOf(1.2)))
 361                 .withChild(ImmutableNodes.leafNode(SOME_REF_QNAME, instanceID))
 362                 .withChild(ImmutableNodes.leafNode(MYIDENTITY_QNAME, DESC_QNAME))
 363                 .withChild(Builders.unkeyedListBuilder()
 364                         .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(UNKEYED_LIST_QNAME))
 365                         .withChild(unkeyedListEntry).build())
 366                 .withChild(Builders.choiceBuilder()
 367                         .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(CHOICE_QNAME))
 368                         .withChild(ImmutableNodes.leafNode(DESC_QNAME, LONG_ID)).build())
 369                 .withChild(Builders.orderedMapBuilder().
 370                         withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(DESC_QNAME)).
 371                         withValue(ImmutableList.<MapEntryNode>builder().add(augMapEntry).build()).build())
 372                         // .withChild(augmentationNode)
 373                 .withChild(shoes)
 374                 .withChild(numbers)
 375                 .withChild(switchFeatures)
 376                 .withChild(mapNodeBuilder(AUGMENTED_LIST_QNAME).withChild(augMapEntry).build())
 377                 .withChild(mapNodeBuilder(OUTER_LIST_QNAME)
 378                                 .withChild(mapEntry(OUTER_LIST_QNAME, ID_QNAME, ONE_ID))
 379                                 .withChild(BAR_NODE).build()
 380                 );
 381     }
 382
 383     public static ContainerNode createTestContainer() {
 384         return createBaseTestContainerBuilder().build();
 385     }
 386
 387     public static MapEntryNode createAugmentedListEntry(int id, String name) {
 388
 389         Set<QName> childAugmentations = new HashSet<>();
 390         childAugmentations.add(AUG_CONT_QNAME);
 391
 392         ContainerNode augCont =
 393                 ImmutableContainerNodeBuilder
 394                         .create()
 395                         .withNodeIdentifier(
 396                                 new YangInstanceIdentifier.NodeIdentifier(AUG_CONT_QNAME))
 397                         .withChild(ImmutableNodes.leafNode(AUG_NAME_QNAME, name)).build();
 398
 399
 400         final YangInstanceIdentifier.AugmentationIdentifier augmentationIdentifier =
 401                 new YangInstanceIdentifier.AugmentationIdentifier(childAugmentations);
 402
 403         final AugmentationNode augmentationNode =
 404                 Builders.augmentationBuilder()
 405                         .withNodeIdentifier(augmentationIdentifier).withChild(augCont)
 406                         .build();
 407
 408         return ImmutableMapEntryNodeBuilder
 409                 .create()
 410                 .withNodeIdentifier(
 411                         new YangInstanceIdentifier.NodeIdentifierWithPredicates(
 412                                 AUGMENTED_LIST_ENTRY_QNAME, ID_QNAME, id))
 413                 .withChild(ImmutableNodes.leafNode(ID_QNAME, id))
 414                 .withChild(augmentationNode).build();
 415     }
 416
 417
 418     public static ContainerNode createFamily() {
 419         final DataContainerNodeAttrBuilder<YangInstanceIdentifier.NodeIdentifier, ContainerNode> familyContainerBuilder =
 420                 ImmutableContainerNodeBuilder.create().withNodeIdentifier(
 421                         new YangInstanceIdentifier.NodeIdentifier(FAMILY_QNAME));
 422
 423         final CollectionNodeBuilder<MapEntryNode, MapNode> childrenBuilder =
 424                 mapNodeBuilder(CHILDREN_QNAME);
 425
 426         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode> firstChildBuilder =
 427                 mapEntryBuilder(CHILDREN_QNAME, CHILD_NUMBER_QNAME, FIRST_CHILD_ID);
 428         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode> secondChildBuilder =
 429                 mapEntryBuilder(CHILDREN_QNAME, CHILD_NUMBER_QNAME, SECOND_CHILD_ID);
 430
 431         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode> firstGrandChildBuilder =
 432                 mapEntryBuilder(GRAND_CHILDREN_QNAME, GRAND_CHILD_NUMBER_QNAME,
 433                         FIRST_GRAND_CHILD_ID);
 434         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode> secondGrandChildBuilder =
 435                 mapEntryBuilder(GRAND_CHILDREN_QNAME, GRAND_CHILD_NUMBER_QNAME,
 436                         SECOND_GRAND_CHILD_ID);
 437
 438         firstGrandChildBuilder
 439                 .withChild(
 440                         ImmutableNodes.leafNode(GRAND_CHILD_NUMBER_QNAME,
 441                                 FIRST_GRAND_CHILD_ID)).withChild(
 442                 ImmutableNodes.leafNode(GRAND_CHILD_NAME_QNAME,
 443                         FIRST_GRAND_CHILD_NAME));
 444
 445         secondGrandChildBuilder.withChild(
 446                 ImmutableNodes
 447                         .leafNode(GRAND_CHILD_NUMBER_QNAME, SECOND_GRAND_CHILD_ID))
 448                 .withChild(
 449                         ImmutableNodes.leafNode(GRAND_CHILD_NAME_QNAME,
 450                                 SECOND_GRAND_CHILD_NAME));
 451
 452         firstChildBuilder
 453                 .withChild(ImmutableNodes.leafNode(CHILD_NUMBER_QNAME, FIRST_CHILD_ID))
 454                 .withChild(ImmutableNodes.leafNode(CHILD_NAME_QNAME, FIRST_CHILD_NAME))
 455                 .withChild(
 456                         mapNodeBuilder(GRAND_CHILDREN_QNAME).withChild(
 457                                 firstGrandChildBuilder.build()).build());
 458
 459
 460         secondChildBuilder
 461                 .withChild(ImmutableNodes.leafNode(CHILD_NUMBER_QNAME, SECOND_CHILD_ID))
 462                 .withChild(ImmutableNodes.leafNode(CHILD_NAME_QNAME, SECOND_CHILD_NAME))
 463                 .withChild(
 464                         mapNodeBuilder(GRAND_CHILDREN_QNAME).withChild(
 465                                 firstGrandChildBuilder.build()).build());
 466
 467         childrenBuilder.withChild(firstChildBuilder.build());
 468         childrenBuilder.withChild(secondChildBuilder.build());
 469
 470         return familyContainerBuilder.withChild(childrenBuilder.build()).build();
 471     }
 472
 473 }