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.netconf.sal.connect.netconf.schema.mapping;
10 import static com.google.common.base.Preconditions.checkArgument;
11 import static com.google.common.base.Preconditions.checkNotNull;
12 import static java.util.Objects.requireNonNull;
13 import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.CREATE_SUBSCRIPTION_RPC_QNAME;
14 import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.IETF_NETCONF_NOTIFICATIONS;
15 import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.NETCONF_URI;
17 import com.google.common.annotations.Beta;
18 import com.google.common.annotations.VisibleForTesting;
19 import com.google.common.collect.ImmutableList;
20 import com.google.common.collect.ImmutableMap;
21 import com.google.common.collect.ImmutableSet;
22 import com.google.common.collect.Iterables;
23 import com.google.common.collect.Maps;
24 import com.google.common.collect.Multimap;
25 import com.google.common.collect.Multimaps;
26 import com.google.common.collect.Streams;
27 import java.io.IOException;
28 import java.net.URISyntaxException;
29 import java.time.Instant;
30 import java.util.AbstractMap;
31 import java.util.ArrayDeque;
32 import java.util.ArrayList;
33 import java.util.Collection;
34 import java.util.Collections;
35 import java.util.Deque;
36 import java.util.HashMap;
37 import java.util.Iterator;
38 import java.util.List;
40 import java.util.Map.Entry;
41 import java.util.Optional;
43 import java.util.function.Function;
44 import java.util.stream.Collectors;
45 import javax.xml.stream.XMLStreamException;
46 import javax.xml.transform.dom.DOMResult;
47 import javax.xml.transform.dom.DOMSource;
48 import org.checkerframework.checker.lock.qual.GuardedBy;
49 import org.eclipse.jdt.annotation.NonNull;
50 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
51 import org.opendaylight.mdsal.dom.api.DOMActionResult;
52 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
53 import org.opendaylight.mdsal.dom.api.DOMEvent;
54 import org.opendaylight.mdsal.dom.api.DOMNotification;
55 import org.opendaylight.mdsal.dom.api.DOMRpcResult;
56 import org.opendaylight.mdsal.dom.spi.DefaultDOMRpcResult;
57 import org.opendaylight.mdsal.dom.spi.SimpleDOMActionResult;
58 import org.opendaylight.netconf.api.NetconfMessage;
59 import org.opendaylight.netconf.api.xml.MissingNameSpaceException;
60 import org.opendaylight.netconf.api.xml.XmlElement;
61 import org.opendaylight.netconf.sal.connect.api.ActionTransformer;
62 import org.opendaylight.netconf.sal.connect.api.NotificationTransformer;
63 import org.opendaylight.netconf.sal.connect.api.RpcTransformer;
64 import org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil;
65 import org.opendaylight.netconf.sal.connect.util.MessageCounter;
66 import org.opendaylight.yangtools.rfc8528.data.api.MountPointContext;
67 import org.opendaylight.yangtools.yang.common.QName;
68 import org.opendaylight.yangtools.yang.common.Revision;
69 import org.opendaylight.yangtools.yang.common.RpcResult;
70 import org.opendaylight.yangtools.yang.common.XMLNamespace;
71 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
72 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.InstanceIdentifierBuilder;
73 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
74 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
75 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
76 import org.opendaylight.yangtools.yang.data.codec.xml.XmlParserStream;
77 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
78 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNormalizedNodeStreamWriter;
79 import org.opendaylight.yangtools.yang.data.impl.schema.NormalizedNodeResult;
80 import org.opendaylight.yangtools.yang.data.util.DataSchemaContextTree;
81 import org.opendaylight.yangtools.yang.model.api.ActionDefinition;
82 import org.opendaylight.yangtools.yang.model.api.ActionNodeContainer;
83 import org.opendaylight.yangtools.yang.model.api.CaseSchemaNode;
84 import org.opendaylight.yangtools.yang.model.api.ChoiceSchemaNode;
85 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
86 import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
87 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
88 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
89 import org.opendaylight.yangtools.yang.model.api.InputSchemaNode;
90 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
91 import org.opendaylight.yangtools.yang.model.api.Module;
92 import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
93 import org.opendaylight.yangtools.yang.model.api.OperationDefinition;
94 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
95 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
96 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Absolute;
97 import org.opendaylight.yangtools.yang.model.util.SchemaInferenceStack;
98 import org.slf4j.Logger;
99 import org.slf4j.LoggerFactory;
100 import org.w3c.dom.Document;
101 import org.w3c.dom.Element;
102 import org.w3c.dom.Node;
103 import org.w3c.dom.NodeList;
104 import org.xml.sax.SAXException;
106 public class NetconfMessageTransformer
107 implements ActionTransformer, NotificationTransformer, RpcTransformer<ContainerNode, DOMRpcResult> {
108 private static final Logger LOG = LoggerFactory.getLogger(NetconfMessageTransformer.class);
110 private static final ImmutableSet<XMLNamespace> BASE_OR_NOTIFICATION_NS = ImmutableSet.of(
112 IETF_NETCONF_NOTIFICATIONS.getNamespace(),
113 CREATE_SUBSCRIPTION_RPC_QNAME.getNamespace());
115 private final MountPointContext mountContext;
116 private final DataSchemaContextTree contextTree;
117 private final BaseSchema baseSchema;
118 private final MessageCounter counter;
119 private final ImmutableMap<QName, ? extends RpcDefinition> mappedRpcs;
120 private final Multimap<QName, ? extends NotificationDefinition> mappedNotifications;
121 private final boolean strictParsing;
122 private final ImmutableMap<Absolute, ActionDefinition> actions;
124 public NetconfMessageTransformer(final MountPointContext mountContext, final boolean strictParsing,
125 final BaseSchema baseSchema) {
126 counter = new MessageCounter();
127 this.mountContext = requireNonNull(mountContext);
129 final EffectiveModelContext schemaContext = mountContext.getEffectiveModelContext();
130 contextTree = DataSchemaContextTree.from(schemaContext);
132 mappedRpcs = Maps.uniqueIndex(schemaContext.getOperations(), SchemaNode::getQName);
133 actions = getActions(schemaContext);
135 // RFC6020 normal notifications
136 mappedNotifications = Multimaps.index(schemaContext.getNotifications(),
137 node -> node.getQName().withoutRevision());
138 this.baseSchema = baseSchema;
139 this.strictParsing = strictParsing;
143 static ImmutableMap<Absolute, ActionDefinition> getActions(final EffectiveModelContext schemaContext) {
144 final var builder = ImmutableMap.<Absolute, ActionDefinition>builder();
145 findAction(schemaContext, new ArrayDeque<QName>(), builder);
146 return builder.build();
149 private static void findAction(final DataSchemaNode dataSchemaNode, final Deque<QName> path,
150 final ImmutableMap.Builder<Absolute, ActionDefinition> builder) {
151 if (dataSchemaNode instanceof ActionNodeContainer) {
152 for (ActionDefinition actionDefinition : ((ActionNodeContainer) dataSchemaNode).getActions()) {
153 path.addLast(actionDefinition.getQName());
154 builder.put(Absolute.of(path), actionDefinition);
158 if (dataSchemaNode instanceof DataNodeContainer) {
159 for (DataSchemaNode innerDataSchemaNode : ((DataNodeContainer) dataSchemaNode).getChildNodes()) {
160 path.addLast(innerDataSchemaNode.getQName());
161 findAction(innerDataSchemaNode, path, builder);
164 } else if (dataSchemaNode instanceof ChoiceSchemaNode) {
165 for (CaseSchemaNode caze : ((ChoiceSchemaNode) dataSchemaNode).getCases()) {
166 path.addLast(caze.getQName());
167 findAction(caze, path, builder);
174 public synchronized DOMNotification toNotification(final NetconfMessage message) {
175 final Entry<Instant, XmlElement> stripped = NetconfMessageTransformUtil.stripNotification(message);
176 final QName notificationNoRev;
178 notificationNoRev = QName.create(
179 stripped.getValue().getNamespace(), stripped.getValue().getName()).withoutRevision();
180 } catch (final MissingNameSpaceException e) {
181 throw new IllegalArgumentException(
182 "Unable to parse notification " + message + ", cannot find namespace", e);
185 final var matchingTopLevel = mappedNotifications.get(notificationNoRev);
186 final var element = stripped.getValue().getDomElement();
187 if (!matchingTopLevel.isEmpty()) {
188 final var notification = getMostRecentNotification(matchingTopLevel);
189 // FIXME: we really should have a pre-constructed identifier here
190 return new NetconfDeviceNotification(toNotification(Absolute.of(notification.getQName()), element),
194 final var nestedInfo = findNestedNotification(message, element)
195 .orElseThrow(() -> new IllegalArgumentException("Unable to parse notification for " + element
196 + ". Available notifications: " + mappedNotifications.keySet()));
197 final var schemaPath = nestedInfo.schemaPath;
198 return new NetconfDeviceTreeNotification(toNotification(schemaPath, nestedInfo.element), schemaPath,
199 stripped.getKey(), nestedInfo.instancePath);
203 private ContainerNode toNotification(final Absolute notificationPath, final Element element) {
204 final NormalizedNodeResult resultHolder = new NormalizedNodeResult();
206 final NormalizedNodeStreamWriter writer = ImmutableNormalizedNodeStreamWriter.from(resultHolder);
207 final XmlParserStream xmlParser = XmlParserStream.create(writer, mountContext,
208 SchemaInferenceStack.of(mountContext.getEffectiveModelContext(), notificationPath).toInference(),
210 xmlParser.traverse(new DOMSource(element));
211 } catch (XMLStreamException | URISyntaxException | IOException | SAXException
212 | UnsupportedOperationException e) {
213 throw new IllegalArgumentException(String.format("Failed to parse notification %s", element), e);
215 return (ContainerNode) resultHolder.getResult();
218 private Optional<NestedNotificationInfo> findNestedNotification(final NetconfMessage message,
219 final Element element) {
220 final Iterator<? extends Module> modules = mountContext.getEffectiveModelContext()
221 .findModules(XMLNamespace.of(element.getNamespaceURI())).iterator();
222 if (!modules.hasNext()) {
223 throw new IllegalArgumentException(
224 "Unable to parse notification " + message + ", cannot find top level module");
226 final Module module = modules.next();
227 final QName topLevelNodeQName = QName.create(element.getNamespaceURI(), element.getLocalName());
228 for (DataSchemaNode childNode : module.getChildNodes()) {
229 if (topLevelNodeQName.isEqualWithoutRevision(childNode.getQName())) {
230 return Optional.of(traverseXmlNodeContainingNotification(element, childNode, new ArrayList<>(),
231 YangInstanceIdentifier.builder()));
234 return Optional.empty();
237 // FIXME: this method is using QNames which are not bound to a Revision. Why is that?
238 // FIXME: furthermore this does not handle the entirety of schema layout: notably missing a choice/case schema nodes
239 private NestedNotificationInfo traverseXmlNodeContainingNotification(final Node xmlNode,
240 final SchemaNode schemaNode, final List<QName> schemaBuilder,
241 final InstanceIdentifierBuilder instanceBuilder) {
242 if (schemaNode instanceof ContainerSchemaNode containerSchema) {
243 instanceBuilder.node(QName.create(xmlNode.getNamespaceURI(), xmlNode.getLocalName()));
244 schemaBuilder.add(containerSchema.getQName());
246 Entry<Node, SchemaNode> xmlContainerChildPair = findXmlContainerChildPair(xmlNode, containerSchema);
247 return traverseXmlNodeContainingNotification(xmlContainerChildPair.getKey(),
248 xmlContainerChildPair.getValue(), schemaBuilder, instanceBuilder);
249 } else if (schemaNode instanceof ListSchemaNode listSchema) {
250 instanceBuilder.node(QName.create(xmlNode.getNamespaceURI(), xmlNode.getLocalName()));
251 schemaBuilder.add(listSchema.getQName());
253 Map<QName, Object> listKeys = findXmlListKeys(xmlNode, listSchema);
254 instanceBuilder.nodeWithKey(QName.create(xmlNode.getNamespaceURI(), xmlNode.getLocalName()), listKeys);
256 Entry<Node, SchemaNode> xmlListChildPair = findXmlListChildPair(xmlNode, listSchema);
257 return traverseXmlNodeContainingNotification(xmlListChildPair.getKey(),
258 xmlListChildPair.getValue(), schemaBuilder, instanceBuilder);
259 } else if (schemaNode instanceof NotificationDefinition) {
260 // FIXME: this should not be here: it does not form a valid YangInstanceIdentifier
261 instanceBuilder.node(QName.create(xmlNode.getNamespaceURI(), xmlNode.getLocalName()));
262 schemaBuilder.add(schemaNode.getQName());
264 return new NestedNotificationInfo(Absolute.of(schemaBuilder),
265 new DOMDataTreeIdentifier(LogicalDatastoreType.CONFIGURATION, instanceBuilder.build()), xmlNode);
267 throw new IllegalStateException("No notification found");
270 private static Entry<Node, SchemaNode> findXmlContainerChildPair(final Node xmlNode,
271 final ContainerSchemaNode container) {
272 final NodeList nodeList = xmlNode.getChildNodes();
273 final Map<QName, SchemaNode> childrenWithoutRevision =
274 Streams.concat(container.getChildNodes().stream(), container.getNotifications().stream())
275 .collect(Collectors.toMap(child -> child.getQName().withoutRevision(), Function.identity()));
277 for (int i = 0; i < nodeList.getLength(); i++) {
278 Node currentNode = nodeList.item(i);
279 if (currentNode.getNodeType() == Node.ELEMENT_NODE) {
280 QName currentNodeQName = QName.create(currentNode.getNamespaceURI(), currentNode.getLocalName());
281 SchemaNode schemaChildNode = childrenWithoutRevision.get(currentNodeQName);
282 if (schemaChildNode != null) {
283 return Map.entry(currentNode, schemaChildNode);
287 throw new IllegalStateException("No container child found.");
290 private static Map<QName, Object> findXmlListKeys(final Node xmlNode, final ListSchemaNode listSchemaNode) {
291 Map<QName, Object> listKeys = new HashMap<>();
292 NodeList nodeList = xmlNode.getChildNodes();
293 Set<QName> keyDefinitionsWithoutRevision = listSchemaNode.getKeyDefinition().stream()
294 .map(QName::withoutRevision).collect(Collectors.toSet());
295 for (int i = 0; i < nodeList.getLength(); i++) {
296 Node currentNode = nodeList.item(i);
297 if (currentNode.getNodeType() == Node.ELEMENT_NODE) {
298 QName currentNodeQName = QName.create(currentNode.getNamespaceURI(), currentNode.getLocalName());
299 if (keyDefinitionsWithoutRevision.contains(currentNodeQName)) {
300 listKeys.put(currentNodeQName, currentNode.getFirstChild().getNodeValue());
304 if (listKeys.isEmpty()) {
305 throw new IllegalStateException("Notification cannot be contained in list without key statement.");
310 private static Entry<Node, SchemaNode> findXmlListChildPair(final Node xmlNode, final ListSchemaNode list) {
311 final NodeList nodeList = xmlNode.getChildNodes();
312 for (int i = 0; i < nodeList.getLength(); i++) {
313 Node currentNode = nodeList.item(i);
314 if (currentNode.getNodeType() == Node.ELEMENT_NODE) {
315 QName currentNodeQName = QName.create(currentNode.getNamespaceURI(), currentNode.getLocalName());
316 for (SchemaNode childNode : Iterables.concat(list.getChildNodes(), list.getNotifications())) {
317 if (!list.getKeyDefinition().contains(childNode.getQName())
318 && currentNodeQName.isEqualWithoutRevision(childNode.getQName())) {
319 return new AbstractMap.SimpleEntry<>(currentNode, childNode);
324 throw new IllegalStateException("No list child found.");
327 private static NotificationDefinition getMostRecentNotification(
328 final Collection<? extends NotificationDefinition> notificationDefinitions) {
329 return Collections.max(notificationDefinitions, (o1, o2) ->
330 Revision.compare(o1.getQName().getRevision(), o2.getQName().getRevision()));
334 public NetconfMessage toRpcRequest(final QName rpc, final ContainerNode payload) {
335 // In case no input for rpc is defined, we can simply construct the payload here
337 // Determine whether a base netconf operation is being invoked
338 // and also check if the device exposed model for base netconf.
339 // If no, use pre built base netconf operations model
340 final boolean needToUseBaseCtx = mappedRpcs.get(rpc) == null && isBaseOrNotificationRpc(rpc);
341 final ImmutableMap<QName, ? extends RpcDefinition> currentMappedRpcs;
342 if (needToUseBaseCtx) {
343 currentMappedRpcs = baseSchema.getMappedRpcs();
345 currentMappedRpcs = mappedRpcs;
348 final RpcDefinition mappedRpc = checkNotNull(currentMappedRpcs.get(rpc),
349 "Unknown rpc %s, available rpcs: %s", rpc, currentMappedRpcs.keySet());
350 if (mappedRpc.getInput().getChildNodes().isEmpty()) {
351 return new NetconfMessage(NetconfMessageTransformUtil.prepareDomResultForRpcRequest(rpc, counter)
352 .getNode().getOwnerDocument());
355 checkNotNull(payload, "Transforming an rpc with input: %s, payload cannot be null", rpc);
357 final DOMResult result = NetconfMessageTransformUtil.prepareDomResultForRpcRequest(rpc, counter);
359 // If the schema context for netconf device does not contain model for base netconf operations,
360 // use default pre build context with just the base model
361 // This way operations like lock/unlock are supported even if the source for base model was not provided
362 final EffectiveModelContext ctx = needToUseBaseCtx ? baseSchema.getEffectiveModelContext()
363 : mountContext.getEffectiveModelContext();
364 NetconfMessageTransformUtil.writeNormalizedOperationInput(payload, result, Absolute.of(rpc),
366 } catch (final XMLStreamException | IOException | IllegalStateException e) {
367 throw new IllegalStateException("Unable to serialize input of " + rpc, e);
370 final Document node = result.getNode().getOwnerDocument();
372 return new NetconfMessage(node);
376 public NetconfMessage toActionRequest(final Absolute action, final DOMDataTreeIdentifier domDataTreeIdentifier,
377 final NormalizedNode payload) {
378 final ActionDefinition actionDef = actions.get(action);
379 checkArgument(actionDef != null, "Action does not exist: %s", action);
381 final InputSchemaNode inputDef = actionDef.getInput();
382 if (inputDef.getChildNodes().isEmpty()) {
383 return new NetconfMessage(NetconfMessageTransformUtil.prepareDomResultForActionRequest(contextTree,
384 domDataTreeIdentifier, counter, actionDef.getQName()).getNode().getOwnerDocument());
387 checkNotNull(payload, "Transforming an action with input: %s, payload cannot be null", action);
388 checkArgument(payload instanceof ContainerNode,
389 "Transforming an action with input: %s, payload has to be a container, but was: %s", action, payload);
391 final DOMResult result = NetconfMessageTransformUtil.prepareDomResultForActionRequest(contextTree,
392 domDataTreeIdentifier, counter, actionDef.getQName());
394 NetconfMessageTransformUtil.writeNormalizedOperationInput((ContainerNode) payload, result, action,
395 mountContext.getEffectiveModelContext());
396 } catch (final XMLStreamException | IOException | IllegalStateException e) {
397 throw new IllegalStateException("Unable to serialize input of " + action, e);
400 return new NetconfMessage(result.getNode().getOwnerDocument());
403 private static boolean isBaseOrNotificationRpc(final QName rpc) {
404 return BASE_OR_NOTIFICATION_NS.contains(rpc.getNamespace());
408 public synchronized DOMRpcResult toRpcResult(final RpcResult<NetconfMessage> resultPayload, final QName rpc) {
409 if (!resultPayload.isSuccessful()) {
410 return new DefaultDOMRpcResult(resultPayload.getErrors());
413 final var message = resultPayload.getResult();
414 final ContainerNode normalizedNode;
415 if (NetconfMessageTransformUtil.isDataRetrievalOperation(rpc)) {
416 normalizedNode = Builders.containerBuilder()
417 .withNodeIdentifier(NetconfMessageTransformUtil.NETCONF_RPC_REPLY_NODEID)
418 .withChild(Builders.anyXmlBuilder()
419 .withNodeIdentifier(NetconfMessageTransformUtil.NETCONF_DATA_NODEID)
420 .withValue(new DOMSource(NetconfMessageTransformUtil.getDataSubtree(message.getDocument())))
424 // Determine whether a base netconf operation is being invoked
425 // and also check if the device exposed model for base netconf.
426 // If no, use pre built base netconf operations model
427 final ImmutableMap<QName, ? extends RpcDefinition> currentMappedRpcs;
428 if (mappedRpcs.get(rpc) == null && isBaseOrNotificationRpc(rpc)) {
429 currentMappedRpcs = baseSchema.getMappedRpcs();
431 currentMappedRpcs = mappedRpcs;
434 final RpcDefinition rpcDefinition = currentMappedRpcs.get(rpc);
435 checkArgument(rpcDefinition != null, "Unable to parse response of %s, the rpc is unknown", rpc);
437 // In case no input for rpc is defined, we can simply construct the payload here
438 normalizedNode = parseResult(message, Absolute.of(rpc), rpcDefinition);
440 return new DefaultDOMRpcResult(normalizedNode);
444 public DOMActionResult toActionResult(final Absolute action, final NetconfMessage message) {
445 final ActionDefinition actionDefinition = actions.get(action);
446 checkArgument(actionDefinition != null, "Action does not exist: %s", action);
447 final ContainerNode normalizedNode = parseResult(message, action, actionDefinition);
449 if (normalizedNode == null) {
450 return new SimpleDOMActionResult(List.of());
452 return new SimpleDOMActionResult(normalizedNode, List.of());
456 private ContainerNode parseResult(final NetconfMessage message, final Absolute operationPath,
457 final OperationDefinition operationDef) {
458 final Optional<XmlElement> okResponseElement = XmlElement.fromDomDocument(message.getDocument())
459 .getOnlyChildElementWithSameNamespaceOptionally("ok");
460 final var operOutput = operationDef.getOutput();
461 if (operOutput.getChildNodes().isEmpty()) {
462 checkArgument(okResponseElement.isPresent(), "Unexpected content in response of operation: %s, %s",
463 operationDef.getQName(), message);
466 if (okResponseElement.isPresent()) {
467 // FIXME: could be an action as well
468 LOG.debug("Received response <ok/> for RPC with defined Output");
472 final var operSteps = operationPath.getNodeIdentifiers();
473 final var outputPath = Absolute.of(ImmutableList.<QName>builderWithExpectedSize(operSteps.size() + 1)
475 .add(operOutput.getQName())
477 // FIXME: we should have a cached inference here, or XMLParserStream should accept Absolute instead
478 final var inference = SchemaInferenceStack.of(mountContext.getEffectiveModelContext(), outputPath)
481 final NormalizedNodeResult resultHolder = new NormalizedNodeResult();
482 final Element element = message.getDocument().getDocumentElement();
484 final NormalizedNodeStreamWriter writer = ImmutableNormalizedNodeStreamWriter.from(resultHolder);
485 final XmlParserStream xmlParser = XmlParserStream.create(writer, mountContext, inference, strictParsing);
486 xmlParser.traverse(new DOMSource(element));
487 } catch (XMLStreamException | URISyntaxException | IOException | SAXException e) {
488 throw new IllegalArgumentException(String.format("Failed to parse RPC response %s", element), e);
490 return (ContainerNode) resultHolder.getResult();
494 public static class NetconfDeviceNotification implements DOMNotification, DOMEvent {
495 private final ContainerNode content;
496 private final Absolute schemaPath;
497 private final Instant eventTime;
499 NetconfDeviceNotification(final ContainerNode content, final Instant eventTime) {
500 this.content = content;
501 this.eventTime = eventTime;
502 schemaPath = Absolute.of(content.getIdentifier().getNodeType());
505 NetconfDeviceNotification(final ContainerNode content, final Absolute schemaPath, final Instant eventTime) {
506 this.content = content;
507 this.eventTime = eventTime;
508 this.schemaPath = schemaPath;
512 public Absolute getType() {
517 public ContainerNode getBody() {
522 public Instant getEventInstant() {
528 public static class NetconfDeviceTreeNotification extends NetconfDeviceNotification {
529 private final DOMDataTreeIdentifier domDataTreeIdentifier;
531 NetconfDeviceTreeNotification(final ContainerNode content, final Absolute schemaPath, final Instant eventTime,
532 final DOMDataTreeIdentifier domDataTreeIdentifier) {
533 super(content, schemaPath, eventTime);
534 this.domDataTreeIdentifier = domDataTreeIdentifier;
537 public DOMDataTreeIdentifier getDomDataTreeIdentifier() {
538 return domDataTreeIdentifier;
542 private static final class NestedNotificationInfo {
543 final @NonNull DOMDataTreeIdentifier instancePath;
544 final @NonNull Absolute schemaPath;
545 final @NonNull Element element;
547 NestedNotificationInfo(final Absolute schemaPath, final DOMDataTreeIdentifier instancePath,
548 final Node documentNode) {
549 this.schemaPath = requireNonNull(schemaPath);
550 this.instancePath = requireNonNull(instancePath);
551 checkArgument(documentNode instanceof Element, "Unexpected document node %s", documentNode);
552 element = (Element) documentNode;