2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.controller.md.sal.common.impl.util.compat;
10 import static com.google.common.base.Preconditions.checkArgument;
11 import static com.google.common.base.Preconditions.checkNotNull;
13 import java.util.Collections;
14 import java.util.HashSet;
15 import java.util.List;
17 import java.util.Map.Entry;
19 import java.util.concurrent.ConcurrentHashMap;
21 import org.opendaylight.yangtools.concepts.Identifiable;
22 import org.opendaylight.yangtools.yang.common.QName;
23 import org.opendaylight.yangtools.yang.data.api.CompositeNode;
24 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier;
25 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
26 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
27 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
28 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
29 import org.opendaylight.yangtools.yang.data.api.Node;
30 import org.opendaylight.yangtools.yang.data.api.SimpleNode;
31 import org.opendaylight.yangtools.yang.data.api.schema.AnyXmlNode;
32 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
33 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
34 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
35 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
36 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeAttrBuilder;
37 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeAttrBuilder;
38 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
39 import org.opendaylight.yangtools.yang.model.api.AnyXmlSchemaNode;
40 import org.opendaylight.yangtools.yang.model.api.AugmentationSchema;
41 import org.opendaylight.yangtools.yang.model.api.AugmentationTarget;
42 import org.opendaylight.yangtools.yang.model.api.ChoiceCaseNode;
43 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
44 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
45 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
46 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
47 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
48 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
49 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
50 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
52 import com.google.common.base.Optional;
53 import com.google.common.collect.FluentIterable;
54 import com.google.common.collect.ImmutableMap;
55 import com.google.common.collect.ImmutableSet;
57 public abstract class DataNormalizationOperation<T extends PathArgument> implements Identifiable<T> {
59 private final T identifier;
60 private final Optional<DataSchemaNode> dataSchemaNode;
63 public T getIdentifier() {
67 protected DataNormalizationOperation(final T identifier, final SchemaNode schema) {
69 this.identifier = identifier;
70 if(schema instanceof DataSchemaNode) {
71 this.dataSchemaNode = Optional.of((DataSchemaNode) schema);
73 this.dataSchemaNode = Optional.absent();
77 public boolean isMixin() {
82 public boolean isKeyedEntry() {
86 protected Set<QName> getQNameIdentifiers() {
87 return Collections.singleton(identifier.getNodeType());
90 public abstract DataNormalizationOperation<?> getChild(final PathArgument child) throws DataNormalizationException;
92 public abstract DataNormalizationOperation<?> getChild(QName child) throws DataNormalizationException;
94 public abstract NormalizedNode<?, ?> normalize(Node<?> legacyData);
96 public abstract boolean isLeaf();
98 public Optional<DataSchemaNode> getDataSchemaNode() {
100 return dataSchemaNode;
103 private static abstract class SimpleTypeNormalization<T extends PathArgument> extends DataNormalizationOperation<T> {
105 protected SimpleTypeNormalization(final T identifier, final DataSchemaNode potential) {
106 super(identifier,potential);
110 public NormalizedNode<?, ?> normalize(final Node<?> legacyData) {
111 checkArgument(legacyData != null);
112 checkArgument(legacyData instanceof SimpleNode<?>);
113 return normalizeImpl((SimpleNode<?>) legacyData);
116 protected abstract NormalizedNode<?, ?> normalizeImpl(SimpleNode<?> node);
119 public DataNormalizationOperation<?> getChild(final PathArgument child) {
124 public DataNormalizationOperation<?> getChild(final QName child) {
129 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
134 public boolean isLeaf() {
140 private static final class LeafNormalization extends SimpleTypeNormalization<NodeIdentifier> {
142 protected LeafNormalization(final LeafSchemaNode potential) {
143 super(new NodeIdentifier(potential.getQName()),potential);
147 protected NormalizedNode<?, ?> normalizeImpl(final SimpleNode<?> node) {
148 return ImmutableNodes.leafNode(node.getNodeType(), node.getValue());
153 private static final class LeafListEntryNormalization extends SimpleTypeNormalization<NodeWithValue> {
155 public LeafListEntryNormalization(final LeafListSchemaNode potential) {
156 super(new NodeWithValue(potential.getQName(), null),potential);
160 protected NormalizedNode<?, ?> normalizeImpl(final SimpleNode<?> node) {
161 NodeWithValue nodeId = new NodeWithValue(node.getNodeType(), node.getValue());
162 return Builders.leafSetEntryBuilder().withNodeIdentifier(nodeId).withValue(node.getValue()).build();
167 public boolean isKeyedEntry() {
172 private static abstract class CompositeNodeNormalizationOperation<T extends PathArgument> extends
173 DataNormalizationOperation<T> {
175 protected CompositeNodeNormalizationOperation(final T identifier, final DataSchemaNode schema) {
176 super(identifier,schema);
179 @SuppressWarnings({ "rawtypes", "unchecked" })
181 public final NormalizedNode<?, ?> normalize(final Node<?> legacyData) {
182 checkArgument(legacyData != null);
183 if (!isMixin() && getIdentifier().getNodeType() != null) {
184 checkArgument(getIdentifier().getNodeType().equals(legacyData.getNodeType()),
185 "Node QName must be %s was %s", getIdentifier().getNodeType(), legacyData.getNodeType());
187 checkArgument(legacyData instanceof CompositeNode, "Node %s should be composite", legacyData);
188 CompositeNode compositeNode = (CompositeNode) legacyData;
189 NormalizedNodeContainerBuilder builder = createBuilder(compositeNode);
191 Set<DataNormalizationOperation<?>> usedMixins = new HashSet<>();
192 for (Node<?> childLegacy : compositeNode.getValue()) {
193 final DataNormalizationOperation childOp;
196 childOp = getChild(childLegacy.getNodeType());
197 } catch (DataNormalizationException e) {
198 throw new IllegalArgumentException(String.format("Failed to normalize data %s", compositeNode.getValue()), e);
201 // We skip unknown nodes if this node is mixin since
202 // it's nodes and parent nodes are interleaved
203 if (childOp == null && isMixin()) {
207 checkArgument(childOp != null, "Node %s is not allowed inside %s", childLegacy.getNodeType(),
209 if (childOp.isMixin()) {
210 if (usedMixins.contains(childOp)) {
211 // We already run / processed that mixin, so to avoid
212 // duplicity we are skipping next nodes.
215 builder.addChild(childOp.normalize(compositeNode));
216 usedMixins.add(childOp);
218 builder.addChild(childOp.normalize(childLegacy));
221 return builder.build();
225 public boolean isLeaf() {
229 @SuppressWarnings("rawtypes")
230 protected abstract NormalizedNodeContainerBuilder createBuilder(final CompositeNode compositeNode);
234 private static abstract class DataContainerNormalizationOperation<T extends PathArgument> extends
235 CompositeNodeNormalizationOperation<T> {
237 private final DataNodeContainer schema;
238 private final Map<QName, DataNormalizationOperation<?>> byQName;
239 private final Map<PathArgument, DataNormalizationOperation<?>> byArg;
241 protected DataContainerNormalizationOperation(final T identifier, final DataNodeContainer schema, final DataSchemaNode node) {
242 super(identifier,node);
243 this.schema = schema;
244 this.byArg = new ConcurrentHashMap<>();
245 this.byQName = new ConcurrentHashMap<>();
249 public DataNormalizationOperation<?> getChild(final PathArgument child) throws DataNormalizationException {
250 DataNormalizationOperation<?> potential = byArg.get(child);
251 if (potential != null) {
254 potential = fromLocalSchema(child);
255 return register(potential);
258 private DataNormalizationOperation<?> fromLocalSchema(final PathArgument child) throws DataNormalizationException {
259 if (child instanceof AugmentationIdentifier) {
260 return fromSchemaAndQNameChecked(schema, ((AugmentationIdentifier) child).getPossibleChildNames()
263 return fromSchemaAndQNameChecked(schema, child.getNodeType());
267 public DataNormalizationOperation<?> getChild(final QName child) throws DataNormalizationException {
268 DataNormalizationOperation<?> potential = byQName.get(child);
269 if (potential != null) {
272 potential = fromLocalSchemaAndQName(schema, child);
273 return register(potential);
276 protected DataNormalizationOperation<?> fromLocalSchemaAndQName(final DataNodeContainer schema2, final QName child) throws DataNormalizationException {
277 return fromSchemaAndQNameChecked(schema2, child);
280 private DataNormalizationOperation<?> register(final DataNormalizationOperation<?> potential) {
281 if (potential != null) {
282 byArg.put(potential.getIdentifier(), potential);
283 for (QName qName : potential.getQNameIdentifiers()) {
284 byQName.put(qName, potential);
292 private static final class ListItemNormalization extends
293 DataContainerNormalizationOperation<NodeIdentifierWithPredicates> {
295 private final List<QName> keyDefinition;
297 protected ListItemNormalization(final NodeIdentifierWithPredicates identifier, final ListSchemaNode schema) {
298 super(identifier, schema,schema);
299 keyDefinition = schema.getKeyDefinition();
303 protected NormalizedNodeContainerBuilder<?, ?, ?, ?> createBuilder(final CompositeNode compositeNode) {
304 ImmutableMap.Builder<QName, Object> keys = ImmutableMap.builder();
305 for (QName key : keyDefinition) {
307 SimpleNode<?> valueNode = checkNotNull(compositeNode.getFirstSimpleByName(key),
308 "List node %s MUST contain leaf %s with value.", getIdentifier().getNodeType(), key);
309 keys.put(key, valueNode.getValue());
312 return Builders.mapEntryBuilder().withNodeIdentifier(
313 new NodeIdentifierWithPredicates(getIdentifier().getNodeType(), keys.build()));
317 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
318 DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> builder = Builders
319 .mapEntryBuilder().withNodeIdentifier((NodeIdentifierWithPredicates) currentArg);
320 for (Entry<QName, Object> keyValue : ((NodeIdentifierWithPredicates) currentArg).getKeyValues().entrySet()) {
321 builder.addChild(Builders.leafBuilder()
323 .withNodeIdentifier(new NodeIdentifier(keyValue.getKey())).withValue(keyValue.getValue())
326 return builder.build();
331 public boolean isKeyedEntry() {
336 private static final class UnkeyedListItemNormalization extends DataContainerNormalizationOperation<NodeIdentifier> {
338 protected UnkeyedListItemNormalization(final ListSchemaNode schema) {
339 super(new NodeIdentifier(schema.getQName()), schema,schema);
343 protected NormalizedNodeContainerBuilder<?, ?, ?, ?> createBuilder(final CompositeNode compositeNode) {
344 return Builders.unkeyedListEntryBuilder().withNodeIdentifier(getIdentifier());
348 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
349 return Builders.unkeyedListEntryBuilder().withNodeIdentifier((NodeIdentifier) currentArg).build();
354 private static final class ContainerNormalization extends DataContainerNormalizationOperation<NodeIdentifier> {
356 protected ContainerNormalization(final ContainerSchemaNode schema) {
357 super(new NodeIdentifier(schema.getQName()),schema, schema);
361 protected NormalizedNodeContainerBuilder<?, ?, ?, ?> createBuilder(final CompositeNode compositeNode) {
362 return Builders.containerBuilder().withNodeIdentifier(getIdentifier());
366 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
367 return Builders.containerBuilder().withNodeIdentifier((NodeIdentifier) currentArg).build();
372 private static abstract class MixinNormalizationOp<T extends PathArgument> extends
373 CompositeNodeNormalizationOperation<T> {
375 protected MixinNormalizationOp(final T identifier, final DataSchemaNode schema) {
376 super(identifier,schema);
380 public final boolean isMixin() {
387 private static final class OrderedLeafListMixinNormalization extends UnorderedLeafListMixinNormalization {
390 public OrderedLeafListMixinNormalization(final LeafListSchemaNode potential) {
395 protected NormalizedNodeContainerBuilder<?, ?, ?, ?> createBuilder(final CompositeNode compositeNode) {
396 return Builders.orderedLeafSetBuilder().withNodeIdentifier(getIdentifier());
400 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
401 return Builders.orderedLeafSetBuilder().withNodeIdentifier(getIdentifier()).build();
405 private static class UnorderedLeafListMixinNormalization extends MixinNormalizationOp<NodeIdentifier> {
407 private final DataNormalizationOperation<?> innerOp;
409 public UnorderedLeafListMixinNormalization(final LeafListSchemaNode potential) {
410 super(new NodeIdentifier(potential.getQName()),potential);
411 innerOp = new LeafListEntryNormalization(potential);
415 protected NormalizedNodeContainerBuilder<?, ?, ?, ?> createBuilder(final CompositeNode compositeNode) {
416 return Builders.leafSetBuilder().withNodeIdentifier(getIdentifier());
420 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
421 return Builders.leafSetBuilder().withNodeIdentifier(getIdentifier()).build();
425 public DataNormalizationOperation<?> getChild(final PathArgument child) {
426 if (child instanceof NodeWithValue) {
433 public DataNormalizationOperation<?> getChild(final QName child) {
434 if (getIdentifier().getNodeType().equals(child)) {
441 private static final class AugmentationNormalization extends DataContainerNormalizationOperation<AugmentationIdentifier> {
443 public AugmentationNormalization(final AugmentationSchema augmentation, final DataNodeContainer schema) {
445 super(augmentationIdentifierFrom(augmentation), augmentationProxy(augmentation,schema),null);
449 public boolean isMixin() {
456 protected DataNormalizationOperation<?> fromLocalSchemaAndQName(final DataNodeContainer schema, final QName child)
457 throws DataNormalizationException {
458 Optional<DataSchemaNode> potential = findChildSchemaNode(schema, child);
459 if (!potential.isPresent()) {
463 DataSchemaNode result = potential.get();
464 // We try to look up if this node was added by augmentation
465 if ((schema instanceof DataSchemaNode) && result.isAugmenting()) {
466 return fromAugmentation(schema, (AugmentationTarget) schema, result);
468 return fromDataSchemaNode(result);
472 protected Set<QName> getQNameIdentifiers() {
473 return getIdentifier().getPossibleChildNames();
476 @SuppressWarnings("rawtypes")
478 protected NormalizedNodeContainerBuilder createBuilder(final CompositeNode compositeNode) {
479 return Builders.augmentationBuilder().withNodeIdentifier(getIdentifier());
483 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
484 return Builders.augmentationBuilder().withNodeIdentifier(getIdentifier()).build();
489 private static class UnorderedMapMixinNormalization extends MixinNormalizationOp<NodeIdentifier> {
491 private final ListItemNormalization innerNode;
493 public UnorderedMapMixinNormalization(final ListSchemaNode list) {
494 super(new NodeIdentifier(list.getQName()),list);
495 this.innerNode = new ListItemNormalization(new NodeIdentifierWithPredicates(list.getQName(),
496 Collections.<QName, Object> emptyMap()), list);
499 @SuppressWarnings("rawtypes")
501 protected NormalizedNodeContainerBuilder createBuilder(final CompositeNode compositeNode) {
502 return Builders.mapBuilder().withNodeIdentifier(getIdentifier());
506 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
507 return Builders.mapBuilder().withNodeIdentifier(getIdentifier()).build();
511 public DataNormalizationOperation<?> getChild(final PathArgument child) {
512 if (child.getNodeType().equals(getIdentifier().getNodeType())) {
519 public DataNormalizationOperation<?> getChild(final QName child) {
520 if (getIdentifier().getNodeType().equals(child)) {
529 private static class UnkeyedListMixinNormalization extends MixinNormalizationOp<NodeIdentifier> {
531 private final UnkeyedListItemNormalization innerNode;
533 public UnkeyedListMixinNormalization(final ListSchemaNode list) {
534 super(new NodeIdentifier(list.getQName()),list);
535 this.innerNode = new UnkeyedListItemNormalization(list);
538 @SuppressWarnings("rawtypes")
540 protected NormalizedNodeContainerBuilder createBuilder(final CompositeNode compositeNode) {
541 return Builders.unkeyedListBuilder().withNodeIdentifier(getIdentifier());
545 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
546 return Builders.unkeyedListBuilder().withNodeIdentifier(getIdentifier()).build();
550 public DataNormalizationOperation<?> getChild(final PathArgument child) {
551 if (child.getNodeType().equals(getIdentifier().getNodeType())) {
558 public DataNormalizationOperation<?> getChild(final QName child) {
559 if (getIdentifier().getNodeType().equals(child)) {
567 private static final class OrderedMapMixinNormalization extends UnorderedMapMixinNormalization {
569 public OrderedMapMixinNormalization(final ListSchemaNode list) {
573 @SuppressWarnings("rawtypes")
575 protected NormalizedNodeContainerBuilder createBuilder(final CompositeNode compositeNode) {
576 return Builders.orderedMapBuilder().withNodeIdentifier(getIdentifier());
580 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
581 return Builders.orderedMapBuilder().withNodeIdentifier(getIdentifier()).build();
586 private static class ChoiceNodeNormalization extends MixinNormalizationOp<NodeIdentifier> {
588 private final ImmutableMap<QName, DataNormalizationOperation<?>> byQName;
589 private final ImmutableMap<PathArgument, DataNormalizationOperation<?>> byArg;
591 protected ChoiceNodeNormalization(final org.opendaylight.yangtools.yang.model.api.ChoiceNode schema) {
592 super(new NodeIdentifier(schema.getQName()),schema);
593 ImmutableMap.Builder<QName, DataNormalizationOperation<?>> byQNameBuilder = ImmutableMap.builder();
594 ImmutableMap.Builder<PathArgument, DataNormalizationOperation<?>> byArgBuilder = ImmutableMap.builder();
596 for (ChoiceCaseNode caze : schema.getCases()) {
597 for (DataSchemaNode cazeChild : caze.getChildNodes()) {
598 DataNormalizationOperation<?> childOp = fromDataSchemaNode(cazeChild);
599 byArgBuilder.put(childOp.getIdentifier(), childOp);
600 for (QName qname : childOp.getQNameIdentifiers()) {
601 byQNameBuilder.put(qname, childOp);
605 byQName = byQNameBuilder.build();
606 byArg = byArgBuilder.build();
610 public DataNormalizationOperation<?> getChild(final PathArgument child) {
611 return byArg.get(child);
615 public DataNormalizationOperation<?> getChild(final QName child) {
616 return byQName.get(child);
620 protected NormalizedNodeContainerBuilder<?, ?, ?, ?> createBuilder(final CompositeNode compositeNode) {
621 return Builders.choiceBuilder().withNodeIdentifier(getIdentifier());
625 public NormalizedNode<?, ?> createDefault(final PathArgument currentArg) {
626 return Builders.choiceBuilder().withNodeIdentifier(getIdentifier()).build();
630 private static class AnyXmlNormalization extends DataNormalizationOperation<NodeIdentifier> {
632 protected AnyXmlNormalization( final AnyXmlSchemaNode schema) {
633 super( new NodeIdentifier(schema.getQName()), schema);
637 public DataNormalizationOperation<?> getChild( final PathArgument child ) throws DataNormalizationException {
642 public DataNormalizationOperation<?> getChild( final QName child ) throws DataNormalizationException {
647 public NormalizedNode<?, ?> normalize( final Node<?> legacyData ) {
648 NormalizedNodeAttrBuilder<NodeIdentifier, Node<?>, AnyXmlNode> builder =
649 Builders.anyXmlBuilder().withNodeIdentifier(
650 new NodeIdentifier( legacyData.getNodeType() ) );
651 builder.withValue(legacyData);
652 return builder.build();
656 public boolean isLeaf() {
661 public NormalizedNode<?, ?> createDefault( final PathArgument currentArg ) {
666 private static final Optional<DataSchemaNode> findChildSchemaNode(final DataNodeContainer parent,final QName child) {
667 DataSchemaNode potential = parent.getDataChildByName(child);
668 if (potential == null) {
669 Iterable<org.opendaylight.yangtools.yang.model.api.ChoiceNode> choices = FluentIterable.from(
670 parent.getChildNodes()).filter(org.opendaylight.yangtools.yang.model.api.ChoiceNode.class);
671 potential = findChoice(choices, child);
673 return Optional.fromNullable(potential);
676 private static DataNormalizationOperation<?> fromSchemaAndQNameChecked(final DataNodeContainer schema,
677 final QName child) throws DataNormalizationException {
679 Optional<DataSchemaNode> potential = findChildSchemaNode(schema, child);
680 if (!potential.isPresent()) {
681 throw new DataNormalizationException(String.format("Supplied QName %s is not valid according to schema %s, potential children nodes: %s", child, schema,schema.getChildNodes()));
684 DataSchemaNode result = potential.get();
685 // We try to look up if this node was added by augmentation
686 if ((schema instanceof DataSchemaNode) && result.isAugmenting()) {
687 return fromAugmentation(schema, (AugmentationTarget) schema, result);
689 return fromDataSchemaNode(result);
692 private static org.opendaylight.yangtools.yang.model.api.ChoiceNode findChoice(
693 final Iterable<org.opendaylight.yangtools.yang.model.api.ChoiceNode> choices, final QName child) {
694 org.opendaylight.yangtools.yang.model.api.ChoiceNode foundChoice = null;
695 choiceLoop: for (org.opendaylight.yangtools.yang.model.api.ChoiceNode choice : choices) {
696 for (ChoiceCaseNode caze : choice.getCases()) {
697 if (findChildSchemaNode(caze, child).isPresent()) {
698 foundChoice = choice;
706 public static AugmentationIdentifier augmentationIdentifierFrom(final AugmentationSchema augmentation) {
707 ImmutableSet.Builder<QName> potentialChildren = ImmutableSet.builder();
708 for (DataSchemaNode child : augmentation.getChildNodes()) {
709 potentialChildren.add(child.getQName());
711 return new AugmentationIdentifier(potentialChildren.build());
714 private static DataNodeContainer augmentationProxy(final AugmentationSchema augmentation, final DataNodeContainer schema) {
715 Set<DataSchemaNode> children = new HashSet<>();
716 for (DataSchemaNode augNode : augmentation.getChildNodes()) {
717 children.add(schema.getDataChildByName(augNode.getQName()));
719 return new DataSchemaContainerProxy(children);
723 * Returns a DataNormalizationOperation for provided child node
725 * If supplied child is added by Augmentation this operation returns
726 * a DataNormalizationOperation for augmentation,
727 * otherwise returns a DataNormalizationOperation for child as
728 * call for {@link #fromDataSchemaNode(DataSchemaNode)}.
736 private static DataNormalizationOperation<?> fromAugmentation(final DataNodeContainer parent,
737 final AugmentationTarget parentAug, final DataSchemaNode child) {
738 AugmentationSchema augmentation = null;
739 for (AugmentationSchema aug : parentAug.getAvailableAugmentations()) {
740 DataSchemaNode potential = aug.getDataChildByName(child.getQName());
741 if (potential != null) {
747 if (augmentation != null) {
748 return new AugmentationNormalization(augmentation, parent);
750 return fromDataSchemaNode(child);
754 public static DataNormalizationOperation<?> fromDataSchemaNode(final DataSchemaNode potential) {
755 if (potential instanceof ContainerSchemaNode) {
756 return new ContainerNormalization((ContainerSchemaNode) potential);
757 } else if (potential instanceof ListSchemaNode) {
759 return fromListSchemaNode((ListSchemaNode) potential);
760 } else if (potential instanceof LeafSchemaNode) {
761 return new LeafNormalization((LeafSchemaNode) potential);
762 } else if (potential instanceof org.opendaylight.yangtools.yang.model.api.ChoiceNode) {
763 return new ChoiceNodeNormalization((org.opendaylight.yangtools.yang.model.api.ChoiceNode) potential);
764 } else if (potential instanceof LeafListSchemaNode) {
765 return fromLeafListSchemaNode((LeafListSchemaNode) potential);
766 } else if (potential instanceof AnyXmlSchemaNode) {
767 return new AnyXmlNormalization( (AnyXmlSchemaNode) potential);
772 private static DataNormalizationOperation<?> fromListSchemaNode(final ListSchemaNode potential) {
773 List<QName> keyDefinition = potential.getKeyDefinition();
774 if(keyDefinition == null || keyDefinition.isEmpty()) {
775 return new UnkeyedListMixinNormalization(potential);
777 if(potential.isUserOrdered()) {
778 return new OrderedMapMixinNormalization(potential);
780 return new UnorderedMapMixinNormalization(potential);
783 private static DataNormalizationOperation<?> fromLeafListSchemaNode(final LeafListSchemaNode potential) {
784 if(potential.isUserOrdered()) {
785 return new OrderedLeafListMixinNormalization(potential);
787 return new UnorderedLeafListMixinNormalization(potential);
791 public static DataNormalizationOperation<?> from(final SchemaContext ctx) {
792 return new ContainerNormalization(ctx);
795 public abstract NormalizedNode<?, ?> createDefault(PathArgument currentArg);