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

   1 /*
   2  *
   3  *  Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   4  *
   5  *  This program and the accompanying materials are made available under the
   6  *  terms of the Eclipse Public License v1.0 which accompanies this distribution,
   7  *  and is available at http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  */
  10
  11 package org.opendaylight.controller.cluster.datastore.util;
  12
  13 import static org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes.mapEntry;
  14 import static org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes.mapEntryBuilder;
  15 import static org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes.mapNodeBuilder;
  16
  17 import com.google.common.collect.ImmutableList;
  18 import com.google.common.collect.ImmutableSet;
  19 import java.io.InputStream;
  20 import java.math.BigDecimal;
  21 import java.math.BigInteger;
  22 import java.util.ArrayList;
  23 import java.util.HashMap;
  24 import java.util.HashSet;
  25 import java.util.List;
  26 import java.util.Map;
  27 import java.util.Set;
  28 import org.opendaylight.yangtools.yang.common.QName;
  29 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  30 import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
  31 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  32 import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
  33 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetEntryNode;
  34 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
  35 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  36 import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
  37 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  38 import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListEntryNode;
  39 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  40 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  41 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.CollectionNodeBuilder;
  42 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeAttrBuilder;
  43 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeBuilder;
  44 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeAttrBuilder;
  45 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableContainerNodeBuilder;
  46 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetEntryNodeBuilder;
  47 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableLeafSetNodeBuilder;
  48 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableMapEntryNodeBuilder;
  49 import org.opendaylight.yangtools.yang.model.api.Module;
  50 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  51 import org.opendaylight.yangtools.yang.parser.impl.YangParserImpl;
  52
  53 public class TestModel {
  54
  55     public static final QName TEST_QNAME = QName.create(
  56             "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:test",
  57             "2014-03-13", "test");
  58
  59     public static final QName AUG_NAME_QNAME = QName.create(
  60             "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:aug",
  61             "2014-03-13", "name");
  62
  63     public static final QName AUG_CONT_QNAME = QName.create(
  64             "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:aug",
  65             "2014-03-13", "cont");
  66
  67
  68     public static final QName DESC_QNAME = QName.create(TEST_QNAME, "desc");
  69     public static final QName POINTER_QNAME = QName.create(TEST_QNAME, "pointer");
  70     public static final QName SOME_BINARY_DATA_QNAME = QName.create(TEST_QNAME, "some-binary-data");
  71     public static final QName BINARY_LEAF_LIST_QNAME = QName.create(TEST_QNAME, "binary_leaf_list");
  72     public static final QName SOME_REF_QNAME = QName.create(TEST_QNAME,
  73             "some-ref");
  74     public static final QName MYIDENTITY_QNAME = QName.create(TEST_QNAME,
  75             "myidentity");
  76     public static final QName SWITCH_FEATURES_QNAME = QName.create(TEST_QNAME,
  77             "switch-features");
  78
  79     public static final QName AUGMENTED_LIST_QNAME = QName.create(TEST_QNAME, "augmented-list");
  80     public static final QName AUGMENTED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "augmented-list-entry");
  81
  82     public static final QName OUTER_LIST_QNAME = QName.create(TEST_QNAME,
  83             "outer-list");
  84     public static final QName INNER_LIST_QNAME = QName.create(TEST_QNAME,
  85             "inner-list");
  86     public static final QName OUTER_CHOICE_QNAME = QName.create(TEST_QNAME,
  87             "outer-choice");
  88     public static final QName ID_QNAME = QName.create(TEST_QNAME, "id");
  89     public static final QName NAME_QNAME = QName.create(TEST_QNAME, "name");
  90     public static final QName VALUE_QNAME = QName.create(TEST_QNAME, "value");
  91     public static final QName BOOLEAN_LEAF_QNAME = QName.create(TEST_QNAME, "boolean-leaf");
  92     public static final QName SHORT_LEAF_QNAME = QName.create(TEST_QNAME, "short-leaf");
  93     public static final QName BYTE_LEAF_QNAME = QName.create(TEST_QNAME, "byte-leaf");
  94     public static final QName BIGINTEGER_LEAF_QNAME = QName.create(TEST_QNAME, "biginteger-leaf");
  95     public static final QName BIGDECIMAL_LEAF_QNAME = QName.create(TEST_QNAME, "bigdecimal-leaf");
  96     public static final QName ORDERED_LIST_QNAME = QName.create(TEST_QNAME, "ordered-list");
  97     public static final QName ORDERED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "ordered-list-entry");
  98     public static final QName UNKEYED_LIST_QNAME = QName.create(TEST_QNAME, "unkeyed-list");
  99     public static final QName UNKEYED_LIST_ENTRY_QNAME = QName.create(TEST_QNAME, "unkeyed-list-entry");
 100     public static final QName CHOICE_QNAME = QName.create(TEST_QNAME, "choice");
 101     private static final String DATASTORE_TEST_YANG = "/odl-datastore-test.yang";
 102     private static final String DATASTORE_AUG_YANG =
 103             "/odl-datastore-augmentation.yang";
 104     private static final String DATASTORE_TEST_NOTIFICATION_YANG =
 105             "/odl-datastore-test-notification.yang";
 106
 107
 108     public static final YangInstanceIdentifier TEST_PATH = YangInstanceIdentifier
 109             .of(TEST_QNAME);
 110     public static final YangInstanceIdentifier DESC_PATH = YangInstanceIdentifier
 111             .builder(TEST_PATH).node(DESC_QNAME).build();
 112     public static final YangInstanceIdentifier OUTER_LIST_PATH =
 113             YangInstanceIdentifier.builder(TEST_PATH).node(OUTER_LIST_QNAME).build();
 114     public static final QName TWO_QNAME = QName.create(TEST_QNAME, "two");
 115     public static final QName THREE_QNAME = QName.create(TEST_QNAME, "three");
 116
 117     private static final Integer ONE_ID = 1;
 118     private static final Integer TWO_ID = 2;
 119     private static final String TWO_ONE_NAME = "one";
 120     private static final String TWO_TWO_NAME = "two";
 121     private static final String DESC = "Hello there";
 122     private static final Long LONG_ID = 1L;
 123     private static final Boolean ENABLED = true;
 124     private static final Short SHORT_ID = 1;
 125     private static final Byte BYTE_ID = 1;
 126     // Family specific constants
 127     public static final QName FAMILY_QNAME =
 128             QName
 129                     .create(
 130                             "urn:opendaylight:params:xml:ns:yang:controller:md:sal:dom:store:notification-test",
 131                             "2014-04-17", "family");
 132     public static final QName CHILDREN_QNAME = QName.create(FAMILY_QNAME,
 133             "children");
 134     public static final QName GRAND_CHILDREN_QNAME = QName.create(FAMILY_QNAME,
 135             "grand-children");
 136     public static final QName CHILD_NUMBER_QNAME = QName.create(FAMILY_QNAME,
 137             "child-number");
 138     public static final QName CHILD_NAME_QNAME = QName.create(FAMILY_QNAME,
 139             "child-name");
 140     public static final QName GRAND_CHILD_NUMBER_QNAME = QName.create(
 141             FAMILY_QNAME, "grand-child-number");
 142     public static final QName GRAND_CHILD_NAME_QNAME = QName.create(FAMILY_QNAME,
 143             "grand-child-name");
 144
 145     public static final YangInstanceIdentifier FAMILY_PATH =
 146             YangInstanceIdentifier.of(FAMILY_QNAME);
 147     public static final YangInstanceIdentifier FAMILY_DESC_PATH =
 148             YangInstanceIdentifier.builder(FAMILY_PATH).node(DESC_QNAME).build();
 149     public static final YangInstanceIdentifier CHILDREN_PATH =
 150             YangInstanceIdentifier.builder(FAMILY_PATH).node(CHILDREN_QNAME).build();
 151
 152     private static final Integer FIRST_CHILD_ID = 1;
 153     private static final Integer SECOND_CHILD_ID = 2;
 154
 155     private static final String FIRST_CHILD_NAME = "first child";
 156     private static final String SECOND_CHILD_NAME = "second child";
 157
 158     private static final Integer FIRST_GRAND_CHILD_ID = 1;
 159     private static final Integer SECOND_GRAND_CHILD_ID = 2;
 160
 161     private static final String FIRST_GRAND_CHILD_NAME = "first grand child";
 162     private static final String SECOND_GRAND_CHILD_NAME = "second grand child";
 163
 164
 165     private static final MapEntryNode BAR_NODE = mapEntryBuilder(
 166             OUTER_LIST_QNAME, ID_QNAME, TWO_ID) //
 167             .withChild(mapNodeBuilder(INNER_LIST_QNAME) //
 168                     .withChild(mapEntry(INNER_LIST_QNAME, NAME_QNAME, TWO_ONE_NAME)) //
 169                     .withChild(mapEntry(INNER_LIST_QNAME, NAME_QNAME, TWO_TWO_NAME)) //
 170                     .build()) //
 171             .build();
 172
 173     public static final InputStream getDatastoreTestInputStream() {
 174         return getInputStream(DATASTORE_TEST_YANG);
 175     }
 176
 177     public static final InputStream getDatastoreAugInputStream() {
 178         return getInputStream(DATASTORE_AUG_YANG);
 179     }
 180
 181     public static final InputStream getDatastoreTestNotificationInputStream() {
 182         return getInputStream(DATASTORE_TEST_NOTIFICATION_YANG);
 183     }
 184
 185     private static InputStream getInputStream(final String resourceName) {
 186         return TestModel.class.getResourceAsStream(resourceName);
 187     }
 188
 189     public static SchemaContext createTestContext() {
 190         List<InputStream> inputStreams = new ArrayList<>();
 191         inputStreams.add(getDatastoreTestInputStream());
 192         inputStreams.add(getDatastoreAugInputStream());
 193         inputStreams.add(getDatastoreTestNotificationInputStream());
 194
 195         YangParserImpl parser = new YangParserImpl();
 196         Set<Module> modules = parser.parseYangModelsFromStreams(inputStreams);
 197         return parser.resolveSchemaContext(modules);
 198     }
 199
 200     public static SchemaContext createTestContextWithoutTestSchema() {
 201         List<InputStream> inputStreams = new ArrayList<>();
 202         inputStreams.add(getDatastoreTestNotificationInputStream());
 203
 204         YangParserImpl parser = new YangParserImpl();
 205         Set<Module> modules = parser.parseYangModelsFromStreams(inputStreams);
 206         return parser.resolveSchemaContext(modules);
 207     }
 208
 209
 210     public static SchemaContext createTestContextWithoutAugmentationSchema() {
 211         List<InputStream> inputStreams = new ArrayList<>();
 212         inputStreams.add(getDatastoreTestInputStream());
 213         inputStreams.add(getDatastoreTestNotificationInputStream());
 214
 215         YangParserImpl parser = new YangParserImpl();
 216         Set<Module> modules = parser.parseYangModelsFromStreams(inputStreams);
 217         return parser.resolveSchemaContext(modules);
 218     }
 219
 220
 221     /**
 222      * Returns a test document
 223      * <p/>
 224      * <p/>
 225      * <pre>
 226      * test
 227      *     outer-list
 228      *          id 1
 229      *     outer-list
 230      *          id 2
 231      *          inner-list
 232      *                  name "one"
 233      *          inner-list
 234      *                  name "two"
 235      *
 236      * </pre>
 237      *
 238      * @return
 239      */
 240     public static NormalizedNode<?, ?> createDocumentOne(
 241             SchemaContext schemaContext) {
 242         return ImmutableContainerNodeBuilder
 243                 .create()
 244                 .withNodeIdentifier(
 245                         new YangInstanceIdentifier.NodeIdentifier(schemaContext.getQName()))
 246                 .withChild(createTestContainer()).build();
 247
 248     }
 249
 250     public static DataContainerNodeAttrBuilder<YangInstanceIdentifier.NodeIdentifier, ContainerNode> createBaseTestContainerBuilder() {
 251         // Create a list of shoes
 252         // This is to test leaf list entry
 253         final LeafSetEntryNode<Object> nike =
 254                 ImmutableLeafSetEntryNodeBuilder
 255                         .create()
 256                         .withNodeIdentifier(
 257                                 new YangInstanceIdentifier.NodeWithValue(QName.create(
 258                                         TEST_QNAME, "shoe"), "nike")).withValue("nike").build();
 259
 260         final LeafSetEntryNode<Object> puma =
 261                 ImmutableLeafSetEntryNodeBuilder
 262                         .create()
 263                         .withNodeIdentifier(
 264                                 new YangInstanceIdentifier.NodeWithValue(QName.create(
 265                                         TEST_QNAME, "shoe"), "puma")).withValue("puma").build();
 266
 267         final LeafSetNode<Object> shoes =
 268                 ImmutableLeafSetNodeBuilder
 269                         .create()
 270                         .withNodeIdentifier(
 271                                 new YangInstanceIdentifier.NodeIdentifier(QName.create(
 272                                         TEST_QNAME, "shoe"))).withChild(nike).withChild(puma)
 273                         .build();
 274
 275
 276         // Test a leaf-list where each entry contains an identity
 277         final LeafSetEntryNode<Object> cap1 =
 278                 ImmutableLeafSetEntryNodeBuilder
 279                         .create()
 280                         .withNodeIdentifier(
 281                                 new YangInstanceIdentifier.NodeWithValue(QName.create(
 282                                         TEST_QNAME, "capability"), DESC_QNAME))
 283                         .withValue(DESC_QNAME).build();
 284
 285         final LeafSetNode<Object> capabilities =
 286                 ImmutableLeafSetNodeBuilder
 287                         .create()
 288                         .withNodeIdentifier(
 289                                 new YangInstanceIdentifier.NodeIdentifier(QName.create(
 290                                         TEST_QNAME, "capability"))).withChild(cap1).build();
 291
 292         ContainerNode switchFeatures =
 293                 ImmutableContainerNodeBuilder
 294                         .create()
 295                         .withNodeIdentifier(
 296                                 new YangInstanceIdentifier.NodeIdentifier(SWITCH_FEATURES_QNAME))
 297                         .withChild(capabilities).build();
 298
 299         // Create a leaf list with numbers
 300         final LeafSetEntryNode<Object> five =
 301                 ImmutableLeafSetEntryNodeBuilder
 302                         .create()
 303                         .withNodeIdentifier(
 304                                 (new YangInstanceIdentifier.NodeWithValue(QName.create(
 305                                         TEST_QNAME, "number"), 5))).withValue(5).build();
 306         final LeafSetEntryNode<Object> fifteen =
 307                 ImmutableLeafSetEntryNodeBuilder
 308                         .create()
 309                         .withNodeIdentifier(
 310                                 (new YangInstanceIdentifier.NodeWithValue(QName.create(
 311                                         TEST_QNAME, "number"), 15))).withValue(15).build();
 312         final LeafSetNode<Object> numbers =
 313                 ImmutableLeafSetNodeBuilder
 314                         .create()
 315                         .withNodeIdentifier(
 316                                 new YangInstanceIdentifier.NodeIdentifier(QName.create(
 317                                         TEST_QNAME, "number"))).withChild(five).withChild(fifteen)
 318                         .build();
 319
 320
 321         // Create augmentations
 322         MapEntryNode augMapEntry = createAugmentedListEntry(1, "First Test");
 323
 324         // Create a bits leaf
 325         NormalizedNodeAttrBuilder<YangInstanceIdentifier.NodeIdentifier, Object, LeafNode<Object>>
 326                 myBits = Builders.leafBuilder().withNodeIdentifier(
 327                 new YangInstanceIdentifier.NodeIdentifier(
 328                         QName.create(TEST_QNAME, "my-bits"))).withValue(
 329                 ImmutableSet.of("foo", "bar"));
 330
 331         // Create unkeyed list entry
 332         UnkeyedListEntryNode unkeyedListEntry =
 333                 Builders.unkeyedListEntryBuilder().withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(UNKEYED_LIST_ENTRY_QNAME)).
 334                         withChild(ImmutableNodes.leafNode(NAME_QNAME, "unkeyed-entry-name")).build();
 335
 336         // Create YangInstanceIdentifier with all path arg types.
 337         YangInstanceIdentifier instanceID = YangInstanceIdentifier.create(
 338                 new YangInstanceIdentifier.NodeIdentifier(QName.create(TEST_QNAME, "qname")),
 339                 new YangInstanceIdentifier.NodeIdentifierWithPredicates(QName.create(TEST_QNAME, "list-entry"),
 340                         QName.create(TEST_QNAME, "key"), 10),
 341                 new YangInstanceIdentifier.AugmentationIdentifier(ImmutableSet.of(
 342                         QName.create(TEST_QNAME, "aug1"), QName.create(TEST_QNAME, "aug2"))),
 343                 new YangInstanceIdentifier.NodeWithValue(QName.create(TEST_QNAME, "leaf-list-entry"), "foo"));
 344
 345         Map<QName, Object> keyValues = new HashMap<>();
 346         keyValues.put(CHILDREN_QNAME, FIRST_CHILD_NAME);
 347
 348
 349         // Create the document
 350         return ImmutableContainerNodeBuilder
 351                 .create()
 352                 .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(TEST_QNAME))
 353                 .withChild(myBits.build())
 354                 .withChild(ImmutableNodes.leafNode(DESC_QNAME, DESC))
 355                 .withChild(ImmutableNodes.leafNode(BOOLEAN_LEAF_QNAME, ENABLED))
 356                 .withChild(ImmutableNodes.leafNode(SHORT_LEAF_QNAME, SHORT_ID))
 357                 .withChild(ImmutableNodes.leafNode(BYTE_LEAF_QNAME, BYTE_ID))
 358                 .withChild(ImmutableNodes.leafNode(TestModel.BIGINTEGER_LEAF_QNAME, BigInteger.valueOf(100)))
 359                 .withChild(ImmutableNodes.leafNode(TestModel.BIGDECIMAL_LEAF_QNAME, BigDecimal.valueOf(1.2)))
 360                 .withChild(ImmutableNodes.leafNode(SOME_REF_QNAME, instanceID))
 361                 .withChild(ImmutableNodes.leafNode(MYIDENTITY_QNAME, DESC_QNAME))
 362                 .withChild(Builders.unkeyedListBuilder()
 363                         .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(UNKEYED_LIST_QNAME))
 364                         .withChild(unkeyedListEntry).build())
 365                 .withChild(Builders.choiceBuilder()
 366                         .withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(CHOICE_QNAME))
 367                         .withChild(ImmutableNodes.leafNode(DESC_QNAME, LONG_ID)).build())
 368                 .withChild(Builders.orderedMapBuilder().
 369                         withNodeIdentifier(new YangInstanceIdentifier.NodeIdentifier(DESC_QNAME)).
 370                         withValue(ImmutableList.<MapEntryNode>builder().add(augMapEntry).build()).build())
 371                         // .withChild(augmentationNode)
 372                 .withChild(shoes)
 373                 .withChild(numbers)
 374                 .withChild(switchFeatures)
 375                 .withChild(mapNodeBuilder(AUGMENTED_LIST_QNAME).withChild(augMapEntry).build())
 376                 .withChild(mapNodeBuilder(OUTER_LIST_QNAME)
 377                                 .withChild(mapEntry(OUTER_LIST_QNAME, ID_QNAME, ONE_ID))
 378                                 .withChild(BAR_NODE).build()
 379                 );
 380     }
 381
 382     public static ContainerNode createTestContainer() {
 383         return createBaseTestContainerBuilder().build();
 384     }
 385
 386     public static MapEntryNode createAugmentedListEntry(int id, String name) {
 387
 388         Set<QName> childAugmentations = new HashSet<>();
 389         childAugmentations.add(AUG_CONT_QNAME);
 390
 391         ContainerNode augCont =
 392                 ImmutableContainerNodeBuilder
 393                         .create()
 394                         .withNodeIdentifier(
 395                                 new YangInstanceIdentifier.NodeIdentifier(AUG_CONT_QNAME))
 396                         .withChild(ImmutableNodes.leafNode(AUG_NAME_QNAME, name)).build();
 397
 398
 399         final YangInstanceIdentifier.AugmentationIdentifier augmentationIdentifier =
 400                 new YangInstanceIdentifier.AugmentationIdentifier(childAugmentations);
 401
 402         final AugmentationNode augmentationNode =
 403                 Builders.augmentationBuilder()
 404                         .withNodeIdentifier(augmentationIdentifier).withChild(augCont)
 405                         .build();
 406
 407         return ImmutableMapEntryNodeBuilder
 408                 .create()
 409                 .withNodeIdentifier(
 410                         new YangInstanceIdentifier.NodeIdentifierWithPredicates(
 411                                 AUGMENTED_LIST_ENTRY_QNAME, ID_QNAME, id))
 412                 .withChild(ImmutableNodes.leafNode(ID_QNAME, id))
 413                 .withChild(augmentationNode).build();
 414     }
 415
 416
 417     public static ContainerNode createFamily() {
 418         final DataContainerNodeAttrBuilder<YangInstanceIdentifier.NodeIdentifier, ContainerNode> familyContainerBuilder =
 419                 ImmutableContainerNodeBuilder.create().withNodeIdentifier(
 420                         new YangInstanceIdentifier.NodeIdentifier(FAMILY_QNAME));
 421
 422         final CollectionNodeBuilder<MapEntryNode, MapNode> childrenBuilder =
 423                 mapNodeBuilder(CHILDREN_QNAME);
 424
 425         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode> firstChildBuilder =
 426                 mapEntryBuilder(CHILDREN_QNAME, CHILD_NUMBER_QNAME, FIRST_CHILD_ID);
 427         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode> secondChildBuilder =
 428                 mapEntryBuilder(CHILDREN_QNAME, CHILD_NUMBER_QNAME, SECOND_CHILD_ID);
 429
 430         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode> firstGrandChildBuilder =
 431                 mapEntryBuilder(GRAND_CHILDREN_QNAME, GRAND_CHILD_NUMBER_QNAME,
 432                         FIRST_GRAND_CHILD_ID);
 433         final DataContainerNodeBuilder<YangInstanceIdentifier.NodeIdentifierWithPredicates, MapEntryNode> secondGrandChildBuilder =
 434                 mapEntryBuilder(GRAND_CHILDREN_QNAME, GRAND_CHILD_NUMBER_QNAME,
 435                         SECOND_GRAND_CHILD_ID);
 436
 437         firstGrandChildBuilder
 438                 .withChild(
 439                         ImmutableNodes.leafNode(GRAND_CHILD_NUMBER_QNAME,
 440                                 FIRST_GRAND_CHILD_ID)).withChild(
 441                 ImmutableNodes.leafNode(GRAND_CHILD_NAME_QNAME,
 442                         FIRST_GRAND_CHILD_NAME));
 443
 444         secondGrandChildBuilder.withChild(
 445                 ImmutableNodes
 446                         .leafNode(GRAND_CHILD_NUMBER_QNAME, SECOND_GRAND_CHILD_ID))
 447                 .withChild(
 448                         ImmutableNodes.leafNode(GRAND_CHILD_NAME_QNAME,
 449                                 SECOND_GRAND_CHILD_NAME));
 450
 451         firstChildBuilder
 452                 .withChild(ImmutableNodes.leafNode(CHILD_NUMBER_QNAME, FIRST_CHILD_ID))
 453                 .withChild(ImmutableNodes.leafNode(CHILD_NAME_QNAME, FIRST_CHILD_NAME))
 454                 .withChild(
 455                         mapNodeBuilder(GRAND_CHILDREN_QNAME).withChild(
 456                                 firstGrandChildBuilder.build()).build());
 457
 458
 459         secondChildBuilder
 460                 .withChild(ImmutableNodes.leafNode(CHILD_NUMBER_QNAME, SECOND_CHILD_ID))
 461                 .withChild(ImmutableNodes.leafNode(CHILD_NAME_QNAME, SECOND_CHILD_NAME))
 462                 .withChild(
 463                         mapNodeBuilder(GRAND_CHILDREN_QNAME).withChild(
 464                                 firstGrandChildBuilder.build()).build());
 465
 466         childrenBuilder.withChild(firstChildBuilder.build());
 467         childrenBuilder.withChild(secondChildBuilder.build());
 468
 469         return familyContainerBuilder.withChild(childrenBuilder.build()).build();
 470     }
 471
 472 }