*/
package org.opendaylight.yangtools.yang.data.impl.schema;
+import com.google.common.base.Preconditions;
import com.google.common.collect.ArrayListMultimap;
import java.io.IOException;
import java.util.Collection;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import org.opendaylight.yangtools.yang.model.api.SchemaNode;
import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
/**
* This is an iterator over a {@link NormalizedNode}. Unlike {@link NormalizedNodeWriter},
* this iterates over elements in order as they are defined in .yang file.
*/
public class SchemaOrderedNormalizedNodeWriter extends NormalizedNodeWriter {
-
+ private static final Logger LOG = LoggerFactory.getLogger(SchemaOrderedNormalizedNodeWriter.class);
private final SchemaContext schemaContext;
private final SchemaNode root;
private final NormalizedNodeStreamWriter writer;
/**
* Create a new writer backed by a {@link NormalizedNodeStreamWriter}.
- * @param writer Back-end writer
- * @param schemaContext Schema context
- * @param path path
+ *
+ * @param writer
+ * Back-end writer
+ * @param schemaContext
+ * Schema context
+ * @param path
+ * path
*/
- public SchemaOrderedNormalizedNodeWriter(final NormalizedNodeStreamWriter writer, final SchemaContext schemaContext, final SchemaPath path) {
+ public SchemaOrderedNormalizedNodeWriter(final NormalizedNodeStreamWriter writer, final SchemaContext schemaContext,
+ final SchemaPath path) {
super(writer);
this.writer = writer;
this.schemaContext = schemaContext;
- this.root = SchemaUtils.findParentSchemaOnPath(schemaContext, path);
+ final Collection<SchemaNode> schemaNodes = SchemaUtils.findParentSchemaNodesOnPath(schemaContext, path);
+ Preconditions.checkArgument(!schemaNodes.isEmpty(), "Unable to find schema node for supplied schema path: %s",
+ path);
+ if (schemaNodes.size() > 1) {
+ LOG.warn("More possible schema nodes {} for supplied schema path {}", schemaNodes, path);
+ }
+ this.root = schemaNodes.iterator().next();
}
@Override
}
private void write(final List<NormalizedNode<?, ?>> nodes, final SchemaNode dataSchemaNode) throws IOException {
- for (NormalizedNode<?, ?> node : nodes) {
+ for (final NormalizedNode<?, ?> node : nodes) {
write(node, dataSchemaNode);
}
}
+ @Override
protected boolean writeChildren(final Iterable<? extends NormalizedNode<?, ?>> children) throws IOException {
return writeChildren(children, currentSchemaNode, true);
}
- private boolean writeChildren(final Iterable<? extends NormalizedNode<?, ?>> children, final SchemaNode parentSchemaNode, boolean endParent) throws IOException {
+ private boolean writeChildren(final Iterable<? extends NormalizedNode<?, ?>> children, final SchemaNode parentSchemaNode, final boolean endParent) throws IOException {
//Augmentations cannot be gotten with node.getChild so create our own structure with augmentations resolved
- ArrayListMultimap<QName, NormalizedNode<?, ?>> qNameToNodes = ArrayListMultimap.create();
- for (NormalizedNode<?, ?> child : children) {
+ final ArrayListMultimap<QName, NormalizedNode<?, ?>> qNameToNodes = ArrayListMultimap.create();
+ for (final NormalizedNode<?, ?> child : children) {
if (child instanceof AugmentationNode) {
qNameToNodes.putAll(resolveAugmentations(child));
} else {
if (parentSchemaNode instanceof ListSchemaNode && qNameToNodes.containsKey(parentSchemaNode.getQName())) {
write(qNameToNodes.get(parentSchemaNode.getQName()), parentSchemaNode);
} else {
- for (DataSchemaNode schemaNode : ((DataNodeContainer) parentSchemaNode).getChildNodes()) {
+ for (final DataSchemaNode schemaNode : ((DataNodeContainer) parentSchemaNode).getChildNodes()) {
write(qNameToNodes.get(schemaNode.getQName()), schemaNode);
}
}
} else if (parentSchemaNode instanceof ChoiceSchemaNode) {
- for (ChoiceCaseNode ccNode : ((ChoiceSchemaNode) parentSchemaNode).getCases()) {
- for (DataSchemaNode dsn : ccNode.getChildNodes()) {
+ for (final ChoiceCaseNode ccNode : ((ChoiceSchemaNode) parentSchemaNode).getCases()) {
+ for (final DataSchemaNode dsn : ccNode.getChildNodes()) {
if (qNameToNodes.containsKey(dsn.getQName())) {
write(qNameToNodes.get(dsn.getQName()), dsn);
}
}
}
} else {
- for (NormalizedNode<?, ?> child : children) {
+ for (final NormalizedNode<?, ?> child : children) {
writeLeaf(child);
}
}
private ArrayListMultimap<QName, NormalizedNode<?, ?>> resolveAugmentations(final NormalizedNode<?, ?> child) {
final ArrayListMultimap<QName, NormalizedNode<?, ?>> resolvedAugs = ArrayListMultimap.create();
- for (NormalizedNode<?, ?> node : ((AugmentationNode) child).getValue()) {
+ for (final NormalizedNode<?, ?> node : ((AugmentationNode) child).getValue()) {
if (node instanceof AugmentationNode) {
resolvedAugs.putAll(resolveAugmentations(node));
} else {
import com.google.common.base.Preconditions;
import com.google.common.base.Predicate;
import com.google.common.collect.Collections2;
+import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterables;
import com.google.common.collect.Maps;
import com.google.common.collect.Sets;
+import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
+import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.annotation.Nullable;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
+import org.opendaylight.yangtools.yang.model.api.ActionNodeContainer;
import org.opendaylight.yangtools.yang.model.api.AugmentationSchema;
import org.opendaylight.yangtools.yang.model.api.AugmentationTarget;
import org.opendaylight.yangtools.yang.model.api.ChoiceCaseNode;
import org.opendaylight.yangtools.yang.model.api.ChoiceSchemaNode;
import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.NotificationNodeContainer;
import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
import org.opendaylight.yangtools.yang.model.api.SchemaContext;
import org.opendaylight.yangtools.yang.model.api.SchemaNode;
public static Optional<DataSchemaNode> findFirstSchema(final QName qname, final Iterable<DataSchemaNode> dataSchemaNode) {
DataSchemaNode sNode = null;
if (dataSchemaNode != null && qname != null) {
- for (DataSchemaNode dsn : dataSchemaNode) {
+ for (final DataSchemaNode dsn : dataSchemaNode) {
if (qname.isEqualWithoutRevision(dsn.getQName())) {
if (sNode == null || sNode.getQName().getRevision().compareTo(dsn.getQName().getRevision()) < 0) {
sNode = dsn;
}
} else if (dsn instanceof ChoiceSchemaNode) {
- for (ChoiceCaseNode choiceCase : ((ChoiceSchemaNode) dsn).getCases()) {
+ for (final ChoiceCaseNode choiceCase : ((ChoiceSchemaNode) dsn).getCases()) {
final DataSchemaNode dataChildByName = choiceCase.getDataChildByName(qname);
if (dataChildByName != null) {
return Optional.of(dataChildByName);
}
- Optional<DataSchemaNode> foundDsn = findFirstSchema(qname, choiceCase.getChildNodes());
+ final Optional<DataSchemaNode> foundDsn = findFirstSchema(qname, choiceCase.getChildNodes());
if (foundDsn.isPresent()) {
return foundDsn;
}
return findSchemaForChild(schema, qname);
}
- Optional<DataSchemaNode> childSchemaOptional = findFirstSchema(qname, schema.getChildNodes());
+ final Optional<DataSchemaNode> childSchemaOptional = findFirstSchema(qname, schema.getChildNodes());
if (!childSchemaOptional.isPresent()) {
return null;
}
}
public static DataSchemaNode findSchemaForChild(final DataNodeContainer schema, final QName qname, final Iterable<DataSchemaNode> childNodes) {
- Optional<DataSchemaNode> childSchema = findFirstSchema(qname, childNodes);
+ final Optional<DataSchemaNode> childSchema = findFirstSchema(qname, childNodes);
Preconditions.checkState(childSchema.isPresent(),
"Unknown child(ren) node(s) detected, identified by: %s, in: %s", qname, schema);
return childSchema.get();
}
public static AugmentationSchema findSchemaForAugment(final AugmentationTarget schema, final Set<QName> qNames) {
- Optional<AugmentationSchema> schemaForAugment = findAugment(schema, qNames);
+ final Optional<AugmentationSchema> schemaForAugment = findAugment(schema, qNames);
Preconditions.checkState(schemaForAugment.isPresent(), "Unknown augmentation node detected, identified by: %s, in: %s",
qNames, schema);
return schemaForAugment.get();
public static AugmentationSchema findSchemaForAugment(final ChoiceSchemaNode schema, final Set<QName> qNames) {
Optional<AugmentationSchema> schemaForAugment = Optional.absent();
- for (ChoiceCaseNode choiceCaseNode : schema.getCases()) {
+ for (final ChoiceCaseNode choiceCaseNode : schema.getCases()) {
schemaForAugment = findAugment(choiceCaseNode, qNames);
if (schemaForAugment.isPresent()) {
break;
}
private static Optional<AugmentationSchema> findAugment(final AugmentationTarget schema, final Set<QName> qNames) {
- for (AugmentationSchema augment : schema.getAvailableAugmentations()) {
- HashSet<QName> qNamesFromAugment = Sets.newHashSet(Collections2.transform(augment.getChildNodes(),
+ for (final AugmentationSchema augment : schema.getAvailableAugmentations()) {
+ final HashSet<QName> qNamesFromAugment = Sets.newHashSet(Collections2.transform(augment.getChildNodes(),
DataSchemaNode::getQName));
if (qNamesFromAugment.equals(qNames)) {
}
public static DataSchemaNode findSchemaForChild(final ChoiceSchemaNode schema, final QName childPartialQName) {
- for (ChoiceCaseNode choiceCaseNode : schema.getCases()) {
- Optional<DataSchemaNode> childSchema = findFirstSchema(childPartialQName, choiceCaseNode.getChildNodes());
+ for (final ChoiceCaseNode choiceCaseNode : schema.getCases()) {
+ final Optional<DataSchemaNode> childSchema = findFirstSchema(childPartialQName, choiceCaseNode.getChildNodes());
if (childSchema.isPresent()) {
return childSchema.get();
}
}
private static Map<QName, ChoiceSchemaNode> mapChildElementsFromChoices(final DataNodeContainer schema, final Iterable<DataSchemaNode> childNodes) {
- Map<QName, ChoiceSchemaNode> mappedChoices = Maps.newLinkedHashMap();
+ final Map<QName, ChoiceSchemaNode> mappedChoices = Maps.newLinkedHashMap();
for (final DataSchemaNode childSchema : childNodes) {
if (childSchema instanceof ChoiceSchemaNode) {
continue;
}
- for (ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) childSchema).getCases()) {
+ for (final ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) childSchema).getCases()) {
- for (QName qName : getChildNodesRecursive(choiceCaseNode)) {
+ for (final QName qName : getChildNodesRecursive(choiceCaseNode)) {
mappedChoices.put(qName, (ChoiceSchemaNode) childSchema);
}
}
return false;
}
- for (AugmentationSchema augmentationSchema : ((AugmentationTarget) schema).getAvailableAugmentations()) {
+ for (final AugmentationSchema augmentationSchema : ((AugmentationTarget) schema).getAvailableAugmentations()) {
if (augmentationSchema.getDataChildByName(childSchema.getQName()) != null) {
return true;
}
*/
public static Map<QName, AugmentationSchema> mapChildElementsFromAugments(final AugmentationTarget schema) {
- Map<QName, AugmentationSchema> childNodesToAugmentation = Maps.newLinkedHashMap();
+ final Map<QName, AugmentationSchema> childNodesToAugmentation = Maps.newLinkedHashMap();
// Find QNames of augmented child nodes
- Map<QName, AugmentationSchema> augments = Maps.newHashMap();
+ final Map<QName, AugmentationSchema> augments = Maps.newHashMap();
for (final AugmentationSchema augmentationSchema : schema.getAvailableAugmentations()) {
- for (DataSchemaNode dataSchemaNode : augmentationSchema.getChildNodes()) {
+ for (final DataSchemaNode dataSchemaNode : augmentationSchema.getChildNodes()) {
augments.put(dataSchemaNode.getQName(), augmentationSchema);
}
}
// because nodes from augment do not contain nodes from other augmentations
if (schema instanceof DataNodeContainer) {
- for (DataSchemaNode child : ((DataNodeContainer) schema).getChildNodes()) {
+ for (final DataSchemaNode child : ((DataNodeContainer) schema).getChildNodes()) {
// If is not augmented child, continue
if (!(augments.containsKey(child.getQName()))) {
continue;
}
- AugmentationSchema mostTopAugmentation = augments.get(child.getQName());
+ final AugmentationSchema mostTopAugmentation = augments.get(child.getQName());
// recursively add all child nodes in case of augment, case and choice
if (child instanceof AugmentationSchema || child instanceof ChoiceCaseNode) {
- for (QName qName : getChildNodesRecursive((DataNodeContainer) child)) {
+ for (final QName qName : getChildNodesRecursive((DataNodeContainer) child)) {
childNodesToAugmentation.put(qName, mostTopAugmentation);
}
} else if (child instanceof ChoiceSchemaNode) {
- for (ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) child).getCases()) {
- for (QName qName : getChildNodesRecursive(choiceCaseNode)) {
+ for (final ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) child).getCases()) {
+ for (final QName qName : getChildNodesRecursive(choiceCaseNode)) {
childNodesToAugmentation.put(qName, mostTopAugmentation);
}
}
// Choice Node has to map child nodes from all its cases
if (schema instanceof ChoiceSchemaNode) {
- for (ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) schema).getCases()) {
+ for (final ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) schema).getCases()) {
if (!(augments.containsKey(choiceCaseNode.getQName()))) {
continue;
}
- for (QName qName : getChildNodesRecursive(choiceCaseNode)) {
+ for (final QName qName : getChildNodesRecursive(choiceCaseNode)) {
childNodesToAugmentation.put(qName, augments.get(choiceCaseNode.getQName()));
}
}
* @return set of QNames
*/
public static Set<QName> getChildNodesRecursive(final DataNodeContainer nodeContainer) {
- Set<QName> allChildNodes = Sets.newHashSet();
+ final Set<QName> allChildNodes = Sets.newHashSet();
- for (DataSchemaNode childSchema : nodeContainer.getChildNodes()) {
+ for (final DataSchemaNode childSchema : nodeContainer.getChildNodes()) {
if (childSchema instanceof ChoiceSchemaNode) {
- for (ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) childSchema).getCases()) {
+ for (final ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) childSchema).getCases()) {
allChildNodes.addAll(getChildNodesRecursive(choiceCaseNode));
}
} else if (childSchema instanceof AugmentationSchema || childSchema instanceof ChoiceCaseNode) {
if (targetSchema instanceof DataNodeContainer) {
realChildNodes = getRealSchemasForAugment((DataNodeContainer)targetSchema, augmentSchema);
} else if (targetSchema instanceof ChoiceSchemaNode) {
- for (DataSchemaNode dataSchemaNode : augmentSchema.getChildNodes()) {
- for (ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) targetSchema).getCases()) {
+ for (final DataSchemaNode dataSchemaNode : augmentSchema.getChildNodes()) {
+ for (final ChoiceCaseNode choiceCaseNode : ((ChoiceSchemaNode) targetSchema).getCases()) {
if (getChildNodesRecursive(choiceCaseNode).contains(dataSchemaNode.getQName())) {
realChildNodes.add(choiceCaseNode.getDataChildByName(dataSchemaNode.getQName()));
}
public static Set<DataSchemaNode> getRealSchemasForAugment(final DataNodeContainer targetSchema,
final AugmentationSchema augmentSchema) {
- Set<DataSchemaNode> realChildNodes = Sets.newHashSet();
- for (DataSchemaNode dataSchemaNode : augmentSchema.getChildNodes()) {
- DataSchemaNode realChild = targetSchema.getDataChildByName(dataSchemaNode.getQName());
+ final Set<DataSchemaNode> realChildNodes = Sets.newHashSet();
+ for (final DataSchemaNode dataSchemaNode : augmentSchema.getChildNodes()) {
+ final DataSchemaNode realChild = targetSchema.getDataChildByName(dataSchemaNode.getQName());
realChildNodes.add(realChild);
}
return realChildNodes;
}
public static Optional<ChoiceCaseNode> detectCase(final ChoiceSchemaNode schema, final DataContainerChild<?, ?> child) {
- for (ChoiceCaseNode choiceCaseNode : schema.getCases()) {
+ for (final ChoiceCaseNode choiceCaseNode : schema.getCases()) {
if (child instanceof AugmentationNode
&& belongsToCaseAugment(choiceCaseNode, (AugmentationIdentifier) child.getIdentifier())) {
return Optional.of(choiceCaseNode);
}
public static boolean belongsToCaseAugment(final ChoiceCaseNode caseNode, final AugmentationIdentifier childToProcess) {
- for (AugmentationSchema augmentationSchema : caseNode.getAvailableAugmentations()) {
+ for (final AugmentationSchema augmentationSchema : caseNode.getAvailableAugmentations()) {
- Set<QName> currentAugmentChildNodes = Sets.newHashSet();
- for (DataSchemaNode dataSchemaNode : augmentationSchema.getChildNodes()) {
+ final Set<QName> currentAugmentChildNodes = Sets.newHashSet();
+ for (final DataSchemaNode dataSchemaNode : augmentationSchema.getChildNodes()) {
currentAugmentChildNodes.add(dataSchemaNode.getQName());
}
*/
public static AugmentationSchema findCorrespondingAugment(final DataSchemaNode parent, final DataSchemaNode child) {
if (parent instanceof AugmentationTarget && !(parent instanceof ChoiceSchemaNode)) {
- for (AugmentationSchema augmentation : ((AugmentationTarget) parent).getAvailableAugmentations()) {
- DataSchemaNode childInAugmentation = augmentation.getDataChildByName(child.getQName());
+ for (final AugmentationSchema augmentation : ((AugmentationTarget) parent).getAvailableAugmentations()) {
+ final DataSchemaNode childInAugmentation = augmentation.getDataChildByName(child.getQName());
if (childInAugmentation != null) {
return augmentation;
}
}
/**
- * Finds schema node for given path in schema context.
- * @param schemaContext schema context
- * @param path path
+ * Finds schema node for given path in schema context. This method performs
+ * lookup in the namespace of all leafs, leaf-lists, lists, containers,
+ * choices, rpcs, actions, notifications, anydatas, and anyxmls according to
+ * Rfc6050/Rfc7950 section 6.2.1.
+ *
+ * @param schemaContext
+ * schema context
+ * @param path
+ * path
+ * @return schema node on path
+ */
+ public static SchemaNode findDataParentSchemaOnPath(final SchemaContext schemaContext, final SchemaPath path) {
+ SchemaNode current = Preconditions.checkNotNull(schemaContext);
+ for (final QName qname : path.getPathFromRoot()) {
+ current = findDataChildSchemaByQName(current, qname);
+ }
+ return current;
+ }
+
+ /**
+ * Finds schema node for given path in schema context. This method performs
+ * lookup in both the namespace of groupings and the namespace of all leafs,
+ * leaf-lists, lists, containers, choices, rpcs, actions, notifications,
+ * anydatas, and anyxmls according to Rfc6050/Rfc7950 section 6.2.1.
+ *
+ * This method is deprecated, because name conflicts can occur between the
+ * namespace of groupings and namespace of data nodes and in consequence
+ * lookup could be ambiguous.
+ *
+ * @param schemaContext
+ * schema context
+ * @param path
+ * path
* @return schema node on path
+ *
+ * @deprecated use
+ * {@link #findParentSchemaNodesOnPath(SchemaContext, SchemaPath)}
+ * instead.
*/
+ @Deprecated
public static SchemaNode findParentSchemaOnPath(final SchemaContext schemaContext, final SchemaPath path) {
SchemaNode current = Preconditions.checkNotNull(schemaContext);
for (final QName qname : path.getPathFromRoot()) {
}
/**
- * Find child schema node identified by its QName within a provided schema node.
- * @param node schema node
- * @param qname QName
- * @return child schema node
- * @throws java.lang.IllegalArgumentException if the schema node does not allow children
+ * Find child data schema node identified by its QName within a provided
+ * schema node. This method performs lookup in the namespace of all leafs,
+ * leaf-lists, lists, containers, choices, rpcs, actions, notifications,
+ * anydatas, and anyxmls according to Rfc6050/Rfc7950 section 6.2.1.
+ *
+ * @param node
+ * schema node
+ * @param qname
+ * QName
+ * @return data child schema node
+ * @throws java.lang.IllegalArgumentException
+ * if the schema node does not allow children
*/
- public static SchemaNode findChildSchemaByQName(final SchemaNode node, final QName qname) {
+ @Nullable
+ public static SchemaNode findDataChildSchemaByQName(final SchemaNode node, final QName qname) {
SchemaNode child = null;
-
if (node instanceof DataNodeContainer) {
child = ((DataNodeContainer) node).getDataChildByName(qname);
-
if (child == null && node instanceof SchemaContext) {
- child = tryFindGroupings((SchemaContext) node, qname).orNull();
+ child = tryFindRpc((SchemaContext) node, qname).orNull();
}
-
- if (child == null && node instanceof SchemaContext) {
- child = tryFindNotification((SchemaContext) node, qname)
- .or(tryFindRpc(((SchemaContext) node), qname)).orNull();
+ if (child == null && node instanceof NotificationNodeContainer) {
+ child = tryFindNotification((NotificationNodeContainer) node, qname).orNull();
+ }
+ if (child == null && node instanceof ActionNodeContainer) {
+ child = tryFindAction((ActionNodeContainer) node, qname).orNull();
}
} else if (node instanceof ChoiceSchemaNode) {
child = ((ChoiceSchemaNode) node).getCaseNodeByName(qname);
} else if (node instanceof RpcDefinition) {
switch (qname.getLocalName()) {
- case "input":
- child = ((RpcDefinition) node).getInput();
- break;
- case "output":
- child = ((RpcDefinition) node).getOutput();
- break;
- default:
- child = null;
- break;
+ case "input":
+ child = ((RpcDefinition) node).getInput();
+ break;
+ case "output":
+ child = ((RpcDefinition) node).getOutput();
+ break;
+ default:
+ child = null;
+ break;
}
} else {
throw new IllegalArgumentException(String.format("Schema node %s does not allow children.", node));
return child;
}
- private static Optional<SchemaNode> tryFindGroupings(final SchemaContext ctx, final QName qname) {
- return Optional.fromNullable(Iterables.find(ctx.getGroupings(), new SchemaNodePredicate(qname), null));
+ /**
+ * Find child schema node identified by its QName within a provided schema
+ * node. This method performs lookup in both the namespace of groupings and
+ * the namespace of all leafs, leaf-lists, lists, containers, choices, rpcs,
+ * actions, notifications, anydatas, and anyxmls according to
+ * Rfc6050/Rfc7950 section 6.2.1.
+ *
+ * This method is deprecated, because name conflicts can occur between the
+ * namespace of groupings and namespace of data nodes and in consequence
+ * lookup could be ambiguous.
+ *
+ * @param node
+ * schema node
+ * @param qname
+ * QName
+ * @return child schema node
+ * @throws java.lang.IllegalArgumentException
+ * if the schema node does not allow children
+ *
+ * @deprecated use
+ * {@link #findChildSchemaNodesByQName(SchemaNode, QName)}
+ * instead.
+ */
+ @Deprecated
+ public static SchemaNode findChildSchemaByQName(final SchemaNode node, final QName qname) {
+ SchemaNode child = findDataChildSchemaByQName(node, qname);
+ if (child == null && node instanceof DataNodeContainer) {
+ child = tryFindGroupings((DataNodeContainer) node, qname).orNull();
+ }
+
+ return child;
+ }
+
+ /**
+ * Finds schema node for given path in schema context. This method performs
+ * lookup in both the namespace of groupings and the namespace of all leafs,
+ * leaf-lists, lists, containers, choices, rpcs, actions, notifications,
+ * anydatas, and anyxmls according to Rfc6050/Rfc7950 section 6.2.1.
+ *
+ * This method returns collection of SchemaNodes, because name conflicts can
+ * occur between the namespace of groupings and namespace of data nodes.
+ * This method finds and collects all schema nodes that matches supplied
+ * SchemaPath and returns them all as collection of schema nodes.
+ *
+ * @param schemaContext
+ * schema context
+ * @param path
+ * path
+ * @return collection of schema nodes on path
+ *
+ */
+ public static Collection<SchemaNode> findParentSchemaNodesOnPath(final SchemaContext schemaContext,
+ final SchemaPath path) {
+ final Collection<SchemaNode> currentNodes = new ArrayList<>();
+ final Collection<SchemaNode> childNodes = new ArrayList<>();
+ currentNodes.add(Preconditions.checkNotNull(schemaContext));
+ for (final QName qname : path.getPathFromRoot()) {
+ for (final SchemaNode current : currentNodes) {
+ childNodes.addAll(findChildSchemaNodesByQName(current, qname));
+ }
+ currentNodes.clear();
+ currentNodes.addAll(childNodes);
+ childNodes.clear();
+ }
+
+ return currentNodes;
+ }
+
+ /**
+ * Find child schema node identified by its QName within a provided schema
+ * node. This method performs lookup in both the namespace of groupings and
+ * the namespace of all leafs, leaf-lists, lists, containers, choices, rpcs,
+ * actions, notifications, anydatas, and anyxmls according to
+ * Rfc6050/Rfc7950 section 6.2.1.
+ *
+ * This method returns collection of SchemaNodes, because name conflicts can
+ * occur between the namespace of groupings and namespace of data nodes.
+ * This method finds and collects all schema nodes with supplied QName and
+ * returns them all as collection of schema nodes.
+ *
+ * @param node
+ * schema node
+ * @param qname
+ * QName
+ * @return collection of child schema nodes
+ * @throws java.lang.IllegalArgumentException
+ * if the schema node does not allow children
+ *
+ */
+ public static Collection<SchemaNode> findChildSchemaNodesByQName(final SchemaNode node, final QName qname) {
+ final List<SchemaNode> childNodes = new ArrayList<>();
+ final SchemaNode dataNode = findDataChildSchemaByQName(node, qname);
+ if (dataNode != null) {
+ childNodes.add(dataNode);
+ }
+ if (node instanceof DataNodeContainer) {
+ final SchemaNode groupingNode = tryFindGroupings((DataNodeContainer) node, qname).orNull();
+ if (groupingNode != null) {
+ childNodes.add(groupingNode);
+ }
+ }
+ return childNodes.isEmpty() ? Collections.emptyList() : ImmutableList.copyOf(childNodes);
+ }
+
+ private static Optional<SchemaNode> tryFindGroupings(final DataNodeContainer dataNodeContainer, final QName qname) {
+ return Optional
+ .fromNullable(Iterables.find(dataNodeContainer.getGroupings(), new SchemaNodePredicate(qname), null));
}
private static Optional<SchemaNode> tryFindRpc(final SchemaContext ctx, final QName qname) {
return Optional.fromNullable(Iterables.find(ctx.getOperations(), new SchemaNodePredicate(qname), null));
}
- private static Optional<SchemaNode> tryFindNotification(final SchemaContext ctx, final QName qname) {
- return Optional.fromNullable(Iterables.find(ctx.getNotifications(), new SchemaNodePredicate(qname), null));
+ private static Optional<SchemaNode> tryFindNotification(final NotificationNodeContainer notificationContanier,
+ final QName qname) {
+ return Optional.fromNullable(
+ Iterables.find(notificationContanier.getNotifications(), new SchemaNodePredicate(qname), null));
+ }
+
+ private static Optional<SchemaNode> tryFindAction(final ActionNodeContainer actionContanier, final QName qname) {
+ return Optional.fromNullable(Iterables.find(actionContanier.getActions(), new SchemaNodePredicate(qname), null));
}
private static final class SchemaNodePredicate implements Predicate<SchemaNode> {
--- /dev/null
+/*
+ * Copyright (c) 2017 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.yangtools.yang.data.impl.schema;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.util.Collection;
+import org.junit.Test;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.model.api.ActionDefinition;
+import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.opendaylight.yangtools.yang.model.api.SchemaNode;
+import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+import org.opendaylight.yangtools.yang.test.util.YangParserTestUtils;
+
+public class SchemaUtilsTest {
+ private static String NS = "my-namespace";
+ private static String REV = "1970-01-01";
+
+ @Test
+ public void test() throws Exception {
+ final SchemaContext schemaContext = YangParserTestUtils.parseYangSource("/schema-utils-test/foo.yang");
+ assertTrue(SchemaUtils.findDataParentSchemaOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name"), qN("my-name"))) instanceof ContainerSchemaNode);
+ assertTrue(SchemaUtils.findDataParentSchemaOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name-2"), qN("my-name"))) instanceof NotificationDefinition);
+ assertTrue(SchemaUtils.findDataParentSchemaOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name-2"), qN("my-name-2"))) instanceof ActionDefinition);
+ }
+
+ @Test
+ public void testNameConflicts() throws Exception {
+ final SchemaContext schemaContext = YangParserTestUtils
+ .parseYangSource("/schema-utils-test/name-conflicts.yang");
+ // test my-name conflicts
+ assertEquals(8, SchemaUtils.findParentSchemaNodesOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name"), qN("my-name"), qN("my-name"))).size());
+
+ // test target container
+ final Collection<SchemaNode> target = SchemaUtils.findParentSchemaNodesOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name-2"), qN("my-name-2"), qN("target")));
+ assertEquals(1, target.size());
+ assertTrue(target.iterator().next() instanceof ContainerSchemaNode);
+
+ // test l schema nodes (i.e. container and two leafs)
+ Collection<SchemaNode> l = SchemaUtils.findParentSchemaNodesOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name-3"), qN("input"), qN("con-3"), qN("l")));
+ assertEquals(1, l.size());
+ assertTrue(l.iterator().next() instanceof ContainerSchemaNode);
+
+ l = SchemaUtils.findParentSchemaNodesOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name-3"), qN("input"), qN("con-1"), qN("l")));
+ assertEquals(1, l.size());
+ assertTrue(l.iterator().next() instanceof LeafSchemaNode);
+
+ l = SchemaUtils.findParentSchemaNodesOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name-3"), qN("input"), qN("con-2"), qN("l")));
+ assertTrue(l.isEmpty());
+
+ l = SchemaUtils.findParentSchemaNodesOnPath(schemaContext,
+ SchemaPath.create(true, qN("my-name-3"), qN("output"), qN("con-2"), qN("l")));
+ assertEquals(1, l.size());
+ assertTrue(l.iterator().next() instanceof LeafSchemaNode);
+ }
+
+ private QName qN(final String localName) {
+ return QName.create(NS, REV, localName);
+ }
+
+}