import java.io.Closeable;
import java.io.Flushable;
import java.io.IOException;
-import java.net.URI;
import java.net.URISyntaxException;
import java.util.AbstractMap.SimpleImmutableEntry;
import java.util.Deque;
import javax.xml.transform.dom.DOMResult;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stax.StAXSource;
-import org.opendaylight.yangtools.odlext.model.api.YangModeledAnyXmlSchemaNode;
import org.opendaylight.yangtools.rfc7952.model.api.AnnotationSchemaNode;
+import org.opendaylight.yangtools.rfc8528.data.api.MountPointContext;
+import org.opendaylight.yangtools.rfc8528.data.api.MountPointContextFactory;
+import org.opendaylight.yangtools.rfc8528.data.api.MountPointIdentifier;
+import org.opendaylight.yangtools.rfc8528.data.api.YangLibraryConstants;
+import org.opendaylight.yangtools.rfc8528.data.api.YangLibraryConstants.ContainerName;
+import org.opendaylight.yangtools.rfc8528.model.api.MountPointSchemaNode;
+import org.opendaylight.yangtools.rfc8528.model.api.SchemaMountConstants;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.common.QNameModule;
+import org.opendaylight.yangtools.yang.common.XMLNamespace;
import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
+import org.opendaylight.yangtools.yang.data.util.AbstractMountPointDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.AbstractNodeDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.AnyXmlNodeDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.AnydataNodeDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.CompositeNodeDataWithSchema;
+import org.opendaylight.yangtools.yang.data.util.CompositeNodeDataWithSchema.ChildReusePolicy;
import org.opendaylight.yangtools.yang.data.util.ContainerNodeDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.LeafListEntryNodeDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.LeafListNodeDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.LeafNodeDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.ListEntryNodeDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.ListNodeDataWithSchema;
+import org.opendaylight.yangtools.yang.data.util.MountPointData;
+import org.opendaylight.yangtools.yang.data.util.MultipleEntryDataWithSchema;
import org.opendaylight.yangtools.yang.data.util.OperationAsContainer;
import org.opendaylight.yangtools.yang.data.util.ParserStreamUtils;
import org.opendaylight.yangtools.yang.data.util.SimpleNodeDataWithSchema;
-import org.opendaylight.yangtools.yang.data.util.YangModeledAnyXmlNodeDataWithSchema;
-import org.opendaylight.yangtools.yang.model.api.AnyDataSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.AnyXmlSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.AnydataSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.AnyxmlSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.ContainerLike;
import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
+import org.opendaylight.yangtools.yang.model.api.EffectiveStatementInference;
import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
import org.opendaylight.yangtools.yang.model.api.Module;
import org.opendaylight.yangtools.yang.model.api.OperationDefinition;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-import org.opendaylight.yangtools.yang.model.api.SchemaNode;
import org.opendaylight.yangtools.yang.model.api.TypedDataSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
+import org.opendaylight.yangtools.yang.model.util.SchemaInferenceStack;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.w3c.dom.Document;
* annotations.
*/
@Deprecated
- public static final QNameModule LEGACY_ATTRIBUTE_NAMESPACE = QNameModule.create(URI.create("")).intern();
+ public static final QNameModule LEGACY_ATTRIBUTE_NAMESPACE = QNameModule.create(XMLNamespace.of("")).intern();
private static final Logger LOG = LoggerFactory.getLogger(XmlParserStream.class);
private static final String XML_STANDARD_VERSION = "1.0";
// Cache of nsUri Strings to QNameModules, as inferred from document
private final Map<String, QNameModule> rawNamespaces = new HashMap<>();
private final NormalizedNodeStreamWriter writer;
+ private final SchemaInferenceStack stack;
private final XmlCodecFactory codecs;
private final DataSchemaNode parentNode;
private final boolean strictParsing;
private XmlParserStream(final NormalizedNodeStreamWriter writer, final XmlCodecFactory codecs,
- final DataSchemaNode parentNode, final boolean strictParsing) {
+ final SchemaInferenceStack stack, final boolean strictParsing) {
this.writer = requireNonNull(writer);
this.codecs = requireNonNull(codecs);
- this.parentNode = parentNode;
+ this.stack = requireNonNull(stack);
this.strictParsing = strictParsing;
+
+ if (!stack.isEmpty()) {
+ final EffectiveStatement<?, ?> stmt = stack.currentStatement();
+ if (stmt instanceof DataSchemaNode) {
+ parentNode = (DataSchemaNode) stmt;
+ } else if (stmt instanceof OperationDefinition) {
+ parentNode = OperationAsContainer.of((OperationDefinition) stmt);
+ } else {
+ throw new IllegalArgumentException("Illegal parent node " + stmt);
+ }
+ } else {
+ parentNode = stack.getEffectiveModelContext();
+ }
}
/**
* @return A new stream instance
*/
public static XmlParserStream create(final NormalizedNodeStreamWriter writer, final XmlCodecFactory codecs,
- final SchemaNode parentNode) {
+ final EffectiveStatementInference parentNode) {
return create(writer, codecs, parentNode, true);
}
* @return A new stream instance
*/
public static XmlParserStream create(final NormalizedNodeStreamWriter writer, final XmlCodecFactory codecs,
- final SchemaNode parentNode, final boolean strictParsing) {
- final DataSchemaNode parent;
- if (parentNode instanceof DataSchemaNode) {
- parent = (DataSchemaNode) parentNode;
- } else if (parentNode instanceof OperationDefinition) {
- parent = OperationAsContainer.of((OperationDefinition) parentNode);
- } else {
- throw new IllegalArgumentException("Illegal parent node " + parentNode);
- }
- return new XmlParserStream(writer, codecs, parent, strictParsing);
+ final EffectiveStatementInference parentNode, final boolean strictParsing) {
+ return new XmlParserStream(writer, codecs, SchemaInferenceStack.ofInference(parentNode), strictParsing);
+ }
+
+ /**
+ * Utility method for use when caching {@link XmlCodecFactory} is not feasible. Users with high performance
+ * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, EffectiveStatementInference)}
+ * instead and maintain a {@link XmlCodecFactory} to match the current {@link EffectiveModelContext}.
+ */
+ public static XmlParserStream create(final NormalizedNodeStreamWriter writer,
+ final EffectiveModelContext context) {
+ return create(writer, context, true);
+ }
+
+ /**
+ * Utility method for use when caching {@link XmlCodecFactory} is not feasible. Users with high performance
+ * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, EffectiveStatementInference)}
+ * instead and maintain a {@link XmlCodecFactory} to match the current {@link EffectiveModelContext}.
+ */
+ public static XmlParserStream create(final NormalizedNodeStreamWriter writer,
+ final EffectiveModelContext context, final boolean strictParsing) {
+ return create(writer, SchemaInferenceStack.of(context).toInference(), strictParsing);
+ }
+
+ /**
+ * Utility method for use when caching {@link XmlCodecFactory} is not feasible. Users with high performance
+ * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, EffectiveStatementInference)}
+ * instead and maintain a {@link XmlCodecFactory} to match the current {@link EffectiveModelContext}.
+ */
+ public static XmlParserStream create(final NormalizedNodeStreamWriter writer,
+ final EffectiveStatementInference parentNode) {
+ return create(writer, parentNode, true);
+ }
+
+ /**
+ * Utility method for use when caching {@link XmlCodecFactory} is not feasible. Users with high performance
+ * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, EffectiveStatementInference)}
+ * instead and maintain a {@link XmlCodecFactory} to match the current {@link EffectiveModelContext}.
+ */
+ public static XmlParserStream create(final NormalizedNodeStreamWriter writer,
+ final EffectiveStatementInference parentNode, final boolean strictParsing) {
+ return create(writer, XmlCodecFactory.create(parentNode.getEffectiveModelContext()), parentNode, strictParsing);
+ }
+
+ /**
+ * Utility method for use when caching {@link XmlCodecFactory} is not feasible. Users with high performance
+ * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, EffectiveStatementInference)}
+ * instead and maintain a {@link XmlCodecFactory} to match the current {@link MountPointContext}.
+ */
+ public static XmlParserStream create(final NormalizedNodeStreamWriter writer, final MountPointContext mountCtx) {
+ return create(writer, mountCtx, SchemaInferenceStack.of(mountCtx.getEffectiveModelContext()).toInference(),
+ true);
}
/**
* Utility method for use when caching {@link XmlCodecFactory} is not feasible. Users with high performance
- * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, SchemaNode)} instead and
- * maintain a {@link XmlCodecFactory} to match the current {@link SchemaContext}.
+ * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, EffectiveStatementInference)}
+ * instead and maintain a {@link XmlCodecFactory} to match the current {@link MountPointContext}.
*/
- public static XmlParserStream create(final NormalizedNodeStreamWriter writer, final SchemaContext schemaContext,
- final SchemaNode parentNode) {
- return create(writer, schemaContext, parentNode, true);
+ public static XmlParserStream create(final NormalizedNodeStreamWriter writer, final MountPointContext mountCtx,
+ final EffectiveStatementInference parentNode) {
+ return create(writer, mountCtx, parentNode, true);
}
/**
* Utility method for use when caching {@link XmlCodecFactory} is not feasible. Users with high performance
- * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, SchemaNode)} instead and
- * maintain a {@link XmlCodecFactory} to match the current {@link SchemaContext}.
+ * requirements should use {@link #create(NormalizedNodeStreamWriter, XmlCodecFactory, EffectiveStatementInference)}
+ * instead and maintain a {@link XmlCodecFactory} to match the current {@link MountPointContext}.
*/
- public static XmlParserStream create(final NormalizedNodeStreamWriter writer, final SchemaContext schemaContext,
- final SchemaNode parentNode, final boolean strictParsing) {
- return create(writer, XmlCodecFactory.create(schemaContext), parentNode, strictParsing);
+ public static XmlParserStream create(final NormalizedNodeStreamWriter writer, final MountPointContext mountCtx,
+ final EffectiveStatementInference parentNode, final boolean strictParsing) {
+ return create(writer, XmlCodecFactory.create(mountCtx), parentNode, strictParsing);
}
/**
if (reader.hasNext()) {
reader.nextTag();
final AbstractNodeDataWithSchema<?> nodeDataWithSchema;
- if (parentNode instanceof ContainerSchemaNode) {
- nodeDataWithSchema = new ContainerNodeDataWithSchema((ContainerSchemaNode) parentNode);
+ if (parentNode instanceof ContainerLike) {
+ nodeDataWithSchema = new ContainerNodeDataWithSchema((ContainerLike) parentNode);
} else if (parentNode instanceof ListSchemaNode) {
nodeDataWithSchema = new ListNodeDataWithSchema((ListSchemaNode) parentNode);
- } else if (parentNode instanceof YangModeledAnyXmlSchemaNode) {
- nodeDataWithSchema = new YangModeledAnyXmlNodeDataWithSchema((YangModeledAnyXmlSchemaNode) parentNode);
- } else if (parentNode instanceof AnyXmlSchemaNode) {
- nodeDataWithSchema = new AnyXmlNodeDataWithSchema((AnyXmlSchemaNode) parentNode);
+ } else if (parentNode instanceof AnyxmlSchemaNode) {
+ nodeDataWithSchema = new AnyXmlNodeDataWithSchema((AnyxmlSchemaNode) parentNode);
} else if (parentNode instanceof LeafSchemaNode) {
nodeDataWithSchema = new LeafNodeDataWithSchema((LeafSchemaNode) parentNode);
} else if (parentNode instanceof LeafListSchemaNode) {
nodeDataWithSchema = new LeafListNodeDataWithSchema((LeafListSchemaNode) parentNode);
- } else if (parentNode instanceof AnyDataSchemaNode) {
- nodeDataWithSchema = new AnydataNodeDataWithSchema((AnyDataSchemaNode) parentNode);
+ } else if (parentNode instanceof AnydataSchemaNode) {
+ nodeDataWithSchema = new AnydataNodeDataWithSchema((AnydataSchemaNode) parentNode);
} else {
throw new IllegalStateException("Unsupported schema node type " + parentNode.getClass() + ".");
}
if (optModule.isPresent()) {
final QName qname = QName.create(optModule.get(), localName);
final Optional<AnnotationSchemaNode> optAnnotation = AnnotationSchemaNode.find(
- codecs.getSchemaContext(), qname);
+ codecs.getEffectiveModelContext(), qname);
if (optAnnotation.isPresent()) {
final AnnotationSchemaNode schema = optAnnotation.get();
- final Object value = codecs.codecFor(schema).parseValue(in.getNamespaceContext(), attrValue);
+ final Object value = codecs.codecFor(schema, stack)
+ .parseValue(in.getNamespaceContext(), attrValue);
attributes.put(schema.getQName(), value);
continue;
}
return;
}
- if (parent instanceof YangModeledAnyXmlSchemaNode) {
- parent.setAttributes(getElementAttributes(in));
- }
-
switch (in.nextTag()) {
case XMLStreamConstants.START_ELEMENT:
- // FIXME: why do we even need this tracker? either document it or remove it
+ // FIXME: 7.0.0: why do we even need this tracker? either document it or remove it.
+ // it looks like it is a crude duplicate finder, which should really be handled via
+ // ChildReusePolicy.REJECT
final Set<Entry<String, String>> namesakes = new HashSet<>();
while (in.hasNext()) {
final String xmlElementName = in.getLocalName();
-
- DataSchemaNode parentSchema = parent.getSchema();
+ final DataSchemaNode parentSchema = parent.getSchema();
final String parentSchemaName = parentSchema.getQName().getLocalName();
if (parentSchemaName.equals(xmlElementName)
break;
}
- if (parentSchema instanceof YangModeledAnyXmlSchemaNode) {
- parentSchema = ((YangModeledAnyXmlSchemaNode) parentSchema).getSchemaOfAnyXmlData();
- }
-
final String elementNS = in.getNamespaceURI();
- if (!namesakes.add(new SimpleImmutableEntry<>(elementNS, xmlElementName))) {
- throw new XMLStreamException(String.format(
- "Duplicate namespace \"%s\" element \"%s\" in XML input", elementNS, xmlElementName),
- in.getLocation());
- }
+ final boolean added = namesakes.add(new SimpleImmutableEntry<>(elementNS, xmlElementName));
- final URI nsUri;
+ final XMLNamespace nsUri;
try {
nsUri = rawXmlNamespace(elementNS).getNamespace();
} catch (IllegalArgumentException e) {
final Deque<DataSchemaNode> childDataSchemaNodes =
ParserStreamUtils.findSchemaNodeByNameAndNamespace(parentSchema, xmlElementName, nsUri);
+ if (!childDataSchemaNodes.isEmpty()) {
+ final boolean elementList = isElementList(childDataSchemaNodes);
+ if (!added && !elementList) {
+ throw new XMLStreamException(String.format(
+ "Duplicate element \"%s\" in namespace \"%s\" with parent \"%s\" in XML input",
+ xmlElementName, elementNS, parentSchema), in.getLocation());
+ }
- if (childDataSchemaNodes.isEmpty()) {
- if (!strictParsing) {
- LOG.debug("Skipping unknown node ns=\"{}\" localName=\"{}\" at path {}", elementNS,
- xmlElementName, parentSchema.getPath());
- skipUnknownNode(in);
- continue;
+ // We have a match, proceed with it
+ final QName qname = childDataSchemaNodes.peekLast().getQName();
+ final AbstractNodeDataWithSchema<?> child = ((CompositeNodeDataWithSchema<?>) parent).addChild(
+ childDataSchemaNodes, elementList ? ChildReusePolicy.REUSE : ChildReusePolicy.NOOP);
+ stack.enterDataTree(qname);
+ read(in, child, rootElement);
+ stack.exit();
+ continue;
+ }
+
+ if (parent instanceof AbstractMountPointDataWithSchema) {
+ // Parent can potentially hold a mount point, let's see if there is a label present
+ final Optional<MountPointSchemaNode> optMount;
+ if (parentSchema instanceof ContainerSchemaNode) {
+ optMount = MountPointSchemaNode.streamAll((ContainerSchemaNode) parentSchema).findFirst();
+ } else if (parentSchema instanceof ListSchemaNode) {
+ optMount = MountPointSchemaNode.streamAll((ListSchemaNode) parentSchema).findFirst();
+ } else {
+ throw new XMLStreamException("Unhandled mount-aware schema " + parentSchema,
+ in.getLocation());
}
+ if (optMount.isPresent()) {
+ final MountPointIdentifier mountId = MountPointIdentifier.of(optMount.get().getQName());
+ LOG.debug("Assuming node {} and namespace {} belongs to mount point {}", xmlElementName,
+ nsUri, mountId);
+
+ final Optional<MountPointContextFactory> optFactory = codecs.mountPointContext()
+ .findMountPoint(mountId);
+ if (optFactory.isPresent()) {
+ final MountPointData mountData = ((AbstractMountPointDataWithSchema<?>) parent)
+ .getMountPointData(mountId, optFactory.get());
+ addMountPointChild(mountData, nsUri, xmlElementName,
+ new DOMSource(readAnyXmlValue(in).getDocumentElement()));
+ continue;
+ }
+
+ LOG.debug("Mount point {} not attached", mountId);
+ }
+ }
+
+ // We have not handled the node -- let's decide what to do about that
+ if (strictParsing) {
throw new XMLStreamException(String.format(
- "Schema for node with name %s and namespace %s does not exist at %s", xmlElementName,
- elementNS, parentSchema.getPath(), in.getLocation()));
+ "Schema for node with name %s and namespace %s does not exist in parent %s", xmlElementName,
+ elementNS, parentSchema), in.getLocation());
}
- read(in, ((CompositeNodeDataWithSchema<?>) parent).addChild(childDataSchemaNodes), rootElement);
+ LOG.debug("Skipping unknown node ns=\"{}\" localName=\"{}\" in parent {}", elementNS,
+ xmlElementName, parentSchema);
+ skipUnknownNode(in);
}
break;
case XMLStreamConstants.END_ELEMENT:
}
}
+ // Return true if schema represents a construct which uses multiple sibling elements to represent its content. The
+ // siblings MAY be interleaved as per RFC7950.
+ private static boolean isElementList(final Deque<DataSchemaNode> childDataSchemaNodes) {
+ final DataSchemaNode last = childDataSchemaNodes.getLast();
+ return last instanceof ListSchemaNode || last instanceof LeafListSchemaNode;
+ }
+
+ private static void addMountPointChild(final MountPointData mount, final XMLNamespace namespace,
+ final String localName, final DOMSource source) {
+ final DOMSourceMountPointChild child = new DOMSourceMountPointChild(source);
+ if (YangLibraryConstants.MODULE_NAMESPACE.equals(namespace)) {
+ final Optional<ContainerName> optName = ContainerName.forLocalName(localName);
+ if (optName.isPresent()) {
+ mount.setContainer(optName.get(), child);
+ return;
+ }
+
+ LOG.warn("Encountered unknown element {} from YANG Library namespace", localName);
+ } else if (SchemaMountConstants.RFC8528_MODULE.getNamespace().equals(namespace)) {
+ mount.setSchemaMounts(child);
+ return;
+ }
+
+ mount.addChild(child);
+ }
+
private static boolean isNextEndDocument(final XMLStreamReader in) throws XMLStreamException {
return !in.hasNext() || in.next() == XMLStreamConstants.END_DOCUMENT;
}
private Object translateValueByType(final Object value, final DataSchemaNode node,
final NamespaceContext namespaceCtx) {
- if (node instanceof AnyXmlSchemaNode) {
+ if (node instanceof AnyxmlSchemaNode) {
checkArgument(value instanceof Document);
/*
* FIXME: Figure out some YANG extension dispatch, which will reuse JSON parsing or XML parsing -
*/
return new DOMSource(((Document) value).getDocumentElement());
}
- if (node instanceof AnyDataSchemaNode) {
+ if (node instanceof AnydataSchemaNode) {
checkArgument(value instanceof Document);
return new DOMSourceAnydata(new DOMSource(((Document) value).getDocumentElement()));
}
checkArgument(node instanceof TypedDataSchemaNode);
checkArgument(value instanceof String);
- return codecs.codecFor((TypedDataSchemaNode) node).parseValue(namespaceCtx, (String) value);
+ return codecs.codecFor((TypedDataSchemaNode) node, stack).parseValue(namespaceCtx, (String) value);
}
private static AbstractNodeDataWithSchema<?> newEntryNode(final AbstractNodeDataWithSchema<?> parent) {
- final AbstractNodeDataWithSchema<?> newChild;
- if (parent instanceof ListNodeDataWithSchema) {
- newChild = ListEntryNodeDataWithSchema.forSchema(((ListNodeDataWithSchema) parent).getSchema());
- } else {
- verify(parent instanceof LeafListNodeDataWithSchema, "Unexpected parent %s", parent);
- newChild = new LeafListEntryNodeDataWithSchema(((LeafListNodeDataWithSchema) parent).getSchema());
- }
- ((CompositeNodeDataWithSchema<?>) parent).addChild(newChild);
- return newChild;
+ verify(parent instanceof MultipleEntryDataWithSchema, "Unexpected parent %s", parent);
+ return ((MultipleEntryDataWithSchema<?>) parent).newChildEntry();
}
@Override
private Optional<QNameModule> resolveXmlNamespace(final String xmlNamespace) {
return resolvedNamespaces.computeIfAbsent(xmlNamespace, nsUri -> {
- final Iterator<Module> it = codecs.getSchemaContext().findModules(URI.create(nsUri)).iterator();
+ final Iterator<? extends Module> it = codecs.getEffectiveModelContext().findModules(XMLNamespace.of(nsUri))
+ .iterator();
return it.hasNext() ? Optional.of(it.next().getQNameModule()) : Optional.empty();
});
}
private QNameModule rawXmlNamespace(final String xmlNamespace) {
- return rawNamespaces.computeIfAbsent(xmlNamespace, nsUri -> QNameModule.create(URI.create(nsUri)));
+ return rawNamespaces.computeIfAbsent(xmlNamespace, nsUri -> QNameModule.create(XMLNamespace.of(nsUri)));
}
}
Code Review / yangtools.git / blobdiff