* 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.netconf.mdsal.connector.ops.get;
+import static com.google.common.base.Preconditions.checkArgument;
+
import com.google.common.annotations.VisibleForTesting;
-import com.google.common.base.Function;
-import com.google.common.base.Optional;
-import com.google.common.base.Throwables;
-import com.google.common.collect.Iterables;
import java.io.IOException;
+import java.util.Optional;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
import javax.xml.transform.dom.DOMResult;
-import org.opendaylight.controller.config.util.xml.DocumentedException;
-import org.opendaylight.controller.config.util.xml.DocumentedException.ErrorSeverity;
-import org.opendaylight.controller.config.util.xml.DocumentedException.ErrorTag;
-import org.opendaylight.controller.config.util.xml.DocumentedException.ErrorType;
-import org.opendaylight.controller.config.util.xml.XmlElement;
+import org.opendaylight.netconf.api.DocumentedException;
+import org.opendaylight.netconf.api.xml.XmlElement;
import org.opendaylight.netconf.api.xml.XmlNetconfConstants;
import org.opendaylight.netconf.mdsal.connector.CurrentSchemaContext;
import org.opendaylight.netconf.mdsal.connector.ops.Datastore;
import org.opendaylight.netconf.util.mapping.AbstractSingletonNetconfOperation;
-import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.common.ErrorSeverity;
+import org.opendaylight.yangtools.yang.common.ErrorTag;
+import org.opendaylight.yangtools.yang.common.ErrorType;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
-import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter;
-import org.opendaylight.yangtools.yang.data.impl.codec.xml.XMLStreamNormalizedNodeStreamWriter;
-import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-import org.opendaylight.yangtools.yang.model.api.SchemaPath;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import org.opendaylight.yangtools.yang.data.api.schema.stream.YangInstanceIdentifierWriter;
+import org.opendaylight.yangtools.yang.data.codec.xml.XMLStreamNormalizedNodeStreamWriter;
+import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
-public abstract class AbstractGet extends AbstractSingletonNetconfOperation {
-
- private static final Logger LOG = LoggerFactory.getLogger(AbstractGet.class);
-
- protected static final String FILTER = "filter";
- static final YangInstanceIdentifier ROOT = YangInstanceIdentifier.builder().build();
- protected final CurrentSchemaContext schemaContext;
- private final FilterContentValidator validator;
-
- public AbstractGet(final String netconfSessionIdForReporting, final CurrentSchemaContext schemaContext) {
- super(netconfSessionIdForReporting);
- this.schemaContext = schemaContext;
- this.validator = new FilterContentValidator(schemaContext);
- }
-
+// FIXME: seal when we have JDK17+
+abstract class AbstractGet extends AbstractSingletonNetconfOperation {
private static final XMLOutputFactory XML_OUTPUT_FACTORY;
+ private static final String FILTER = "filter";
static {
XML_OUTPUT_FACTORY = XMLOutputFactory.newFactory();
XML_OUTPUT_FACTORY.setProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES, true);
}
- protected Node transformNormalizedNode(final Document document, final NormalizedNode<?, ?> data, final YangInstanceIdentifier dataRoot) {
+ private final CurrentSchemaContext schemaContext;
+ private final FilterContentValidator validator;
- final DOMResult result = new DOMResult(document.createElement(XmlNetconfConstants.DATA_KEY));
+ AbstractGet(final String netconfSessionIdForReporting, final CurrentSchemaContext schemaContext) {
+ super(netconfSessionIdForReporting);
+ this.schemaContext = schemaContext;
+ validator = new FilterContentValidator(schemaContext);
+ }
+ // FIXME: throw a DocumentedException
+ private Node transformNormalizedNode(final Document document, final NormalizedNode data,
+ final YangInstanceIdentifier dataRoot) {
+ final DOMResult result = new DOMResult(document.createElement(XmlNetconfConstants.DATA_KEY));
final XMLStreamWriter xmlWriter = getXmlStreamWriter(result);
+ final EffectiveModelContext currentContext = schemaContext.getCurrentContext();
final NormalizedNodeStreamWriter nnStreamWriter = XMLStreamNormalizedNodeStreamWriter.create(xmlWriter,
- schemaContext.getCurrentContext(), getSchemaPath(dataRoot));
+ currentContext);
- final NormalizedNodeWriter nnWriter = NormalizedNodeWriter.forStreamWriter(nnStreamWriter, true);
+ try {
+ if (dataRoot.isEmpty()) {
+ writeRoot(nnStreamWriter, data);
+ } else {
+ write(nnStreamWriter, currentContext, dataRoot.coerceParent(), data);
+ }
+ } catch (IOException e) {
+ // FIXME: throw DocumentedException
+ throw new IllegalStateException(e);
+ }
- writeRootElement(xmlWriter, nnWriter, (ContainerNode) data);
return result.getNode();
}
-
- private XMLStreamWriter getXmlStreamWriter(final DOMResult result) {
- try {
- return XML_OUTPUT_FACTORY.createXMLStreamWriter(result);
- } catch (final XMLStreamException e) {
- throw new RuntimeException(e);
+ private static void write(final NormalizedNodeStreamWriter nnStreamWriter,
+ final EffectiveModelContext currentContext, final YangInstanceIdentifier parent, final NormalizedNode data)
+ throws IOException {
+ try (var yiidWriter = YangInstanceIdentifierWriter.open(nnStreamWriter, currentContext, parent)) {
+ try (var nnWriter = NormalizedNodeWriter.forStreamWriter(nnStreamWriter, true)) {
+ nnWriter.write(data);
+ }
}
}
- private static final Function<PathArgument, QName> PATH_ARG_TO_QNAME = new Function<YangInstanceIdentifier.PathArgument, QName>() {
- @Override
- public QName apply(final YangInstanceIdentifier.PathArgument input) {
- return input.getNodeType();
- }
- };
+ private static void writeRoot(final NormalizedNodeStreamWriter nnStreamWriter, final NormalizedNode data)
+ throws IOException {
+ checkArgument(data instanceof ContainerNode, "Unexpected root data %s", data);
- private SchemaPath getSchemaPath(final YangInstanceIdentifier dataRoot) {
- return SchemaPath.create(Iterables.transform(dataRoot.getPathArguments(), PATH_ARG_TO_QNAME), dataRoot.equals(ROOT));
+ try (var nnWriter = NormalizedNodeWriter.forStreamWriter(nnStreamWriter, true)) {
+ for (var child : ((ContainerNode) data).body()) {
+ nnWriter.write(child);
+ }
+ }
}
- private void writeRootElement(final XMLStreamWriter xmlWriter, final NormalizedNodeWriter nnWriter, final ContainerNode data) {
+ private static XMLStreamWriter getXmlStreamWriter(final DOMResult result) {
try {
- if (data.getNodeType().equals(SchemaContext.NAME)) {
- for (final DataContainerChild<? extends PathArgument, ?> child : data.getValue()) {
- nnWriter.write(child);
- }
- } else {
- nnWriter.write(data);
- }
- nnWriter.flush();
- xmlWriter.flush();
- } catch (XMLStreamException | IOException e) {
- Throwables.propagate(e);
+ return XML_OUTPUT_FACTORY.createXMLStreamWriter(result);
+ } catch (final XMLStreamException e) {
+ // FIXME: throw DocumentedException
+ throw new IllegalStateException(e);
}
}
- protected Element serializeNodeWithParentStructure(Document document, YangInstanceIdentifier dataRoot, NormalizedNode node) {
- if (!dataRoot.equals(ROOT)) {
- return (Element) transformNormalizedNode(document,
- ImmutableNodes.fromInstanceId(schemaContext.getCurrentContext(), dataRoot, node),
- ROOT);
- }
- return (Element) transformNormalizedNode(document, node, ROOT);
+ final Element serializeNodeWithParentStructure(final Document document, final YangInstanceIdentifier dataRoot,
+ final NormalizedNode node) {
+ return (Element) transformNormalizedNode(document, node, dataRoot);
}
/**
+ * Obtain data root according to filter from operation element.
*
* @param operationElement operation element
- * @return if Filter is present and not empty returns Optional of the InstanceIdentifier to the read location in datastore.
- * empty filter returns Optional.absent() which should equal an empty <data/> container in the response.
- * if filter is not present we want to read the entire datastore - return ROOT.
- * @throws DocumentedException
+ * @return if filter is present and not empty returns Optional of the InstanceIdentifier to the read location
+ * in datastore. Empty filter returns Optional.absent() which should equal an empty <data/>
+ * container in the response. If filter is not present we want to read the entire datastore - return ROOT.
+ * @throws DocumentedException if not possible to get identifier from filter
*/
- protected Optional<YangInstanceIdentifier> getDataRootFromFilter(XmlElement operationElement) throws DocumentedException {
- Optional<XmlElement> filterElement = operationElement.getOnlyChildElementOptionally(FILTER);
+ final Optional<YangInstanceIdentifier> getDataRootFromFilter(final XmlElement operationElement)
+ throws DocumentedException {
+ final Optional<XmlElement> filterElement = operationElement.getOnlyChildElementOptionally(FILTER);
if (filterElement.isPresent()) {
if (filterElement.get().getChildElements().size() == 0) {
- return Optional.absent();
+ return Optional.empty();
}
return Optional.of(getInstanceIdentifierFromFilter(filterElement.get()));
- } else {
- return Optional.of(ROOT);
}
+
+ return Optional.of(YangInstanceIdentifier.empty());
}
@VisibleForTesting
- protected YangInstanceIdentifier getInstanceIdentifierFromFilter(XmlElement filterElement) throws DocumentedException {
+ protected final YangInstanceIdentifier getInstanceIdentifierFromFilter(final XmlElement filterElement)
+ throws DocumentedException {
if (filterElement.getChildElements().size() != 1) {
throw new DocumentedException("Multiple filter roots not supported yet",
- ErrorType.application, ErrorTag.operation_not_supported, ErrorSeverity.error);
+ ErrorType.APPLICATION, ErrorTag.OPERATION_NOT_SUPPORTED, ErrorSeverity.ERROR);
}
- XmlElement element = filterElement.getOnlyChildElement();
+ final XmlElement element = filterElement.getOnlyChildElement();
return validator.validate(element);
}
protected static final class GetConfigExecution {
-
private final Optional<Datastore> datastore;
- public GetConfigExecution(final Optional<Datastore> datastore) {
- this.datastore = datastore;
- }
- public Optional<Datastore> getDatastore() {
- return datastore;
+ GetConfigExecution(final Optional<Datastore> datastore) {
+ this.datastore = datastore;
}
static GetConfigExecution fromXml(final XmlElement xml, final String operationName) throws DocumentedException {
try {
validateInputRpc(xml, operationName);
} catch (final DocumentedException e) {
- throw new DocumentedException("Incorrect RPC: " + e.getMessage(), e.getErrorType(), e.getErrorTag(), e.getErrorSeverity(), e.getErrorInfo());
+ throw new DocumentedException("Incorrect RPC: " + e.getMessage(), e, e.getErrorType(), e.getErrorTag(),
+ e.getErrorSeverity(), e.getErrorInfo());
}
final Optional<Datastore> sourceDatastore;
try {
sourceDatastore = parseSource(xml);
} catch (final DocumentedException e) {
- throw new DocumentedException("Get-config source attribute error: " + e.getMessage(), e.getErrorType(), e.getErrorTag(), e.getErrorSeverity(), e.getErrorInfo());
+ throw new DocumentedException("Get-config source attribute error: " + e.getMessage(), e,
+ e.getErrorType(), e.getErrorTag(), e.getErrorSeverity(), e.getErrorInfo());
}
return new GetConfigExecution(sourceDatastore);
private static Optional<Datastore> parseSource(final XmlElement xml) throws DocumentedException {
final Optional<XmlElement> sourceElement = xml.getOnlyChildElementOptionally(XmlNetconfConstants.SOURCE_KEY,
XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0);
-
- return sourceElement.isPresent() ?
- Optional.of(Datastore.valueOf(sourceElement.get().getOnlyChildElement().getName())) : Optional.<Datastore>absent();
+ return sourceElement.isPresent()
+ ? Optional.of(Datastore.valueOf(sourceElement.get().getOnlyChildElement().getName()))
+ : Optional.empty();
}
- private static void validateInputRpc(final XmlElement xml, String operationName) throws DocumentedException{
+ private static void validateInputRpc(final XmlElement xml, final String operationName) throws
+ DocumentedException {
xml.checkName(operationName);
xml.checkNamespace(XmlNetconfConstants.URN_IETF_PARAMS_XML_NS_NETCONF_BASE_1_0);
}
+ public Optional<Datastore> getDatastore() {
+ return datastore;
+ }
}
-
}