*/
package org.opendaylight.netconf.sal.connect.netconf.schema;
+import static com.google.common.base.Preconditions.checkState;
+import static java.util.Objects.requireNonNull;
import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.GET_SCHEMA_QNAME;
import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.NETCONF_DATA_QNAME;
-import com.google.common.base.Function;
import com.google.common.base.MoreObjects;
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.MoreExecutors;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
-import javax.annotation.Nonnull;
+import java.util.Optional;
import javax.xml.transform.dom.DOMSource;
-import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
import org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil;
import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.Yang;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.common.Revision;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.AnyXmlNode;
import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
import org.w3c.dom.Element;
public final class NetconfRemoteSchemaYangSourceProvider implements SchemaSourceProvider<YangTextSchemaSource> {
-
private static final Logger LOG = LoggerFactory.getLogger(NetconfRemoteSchemaYangSourceProvider.class);
-
- private final DOMRpcService rpc;
- private final RemoteDeviceId id;
-
- public NetconfRemoteSchemaYangSourceProvider(final RemoteDeviceId id, final DOMRpcService rpc) {
- this.id = id;
- this.rpc = Preconditions.checkNotNull(rpc);
- }
-
private static final NodeIdentifier FORMAT_PATHARG =
NodeIdentifier.create(QName.create(NetconfMessageTransformUtil.GET_SCHEMA_QNAME, "format").intern());
private static final NodeIdentifier GET_SCHEMA_PATHARG =
NodeIdentifier.create(QName.create(NetconfMessageTransformUtil.GET_SCHEMA_QNAME, "identifier").intern());
private static final NodeIdentifier VERSION_PATHARG =
NodeIdentifier.create(QName.create(NetconfMessageTransformUtil.GET_SCHEMA_QNAME, "version").intern());
-
private static final LeafNode<?> FORMAT_LEAF =
Builders.leafBuilder().withNodeIdentifier(FORMAT_PATHARG).withValue(Yang.QNAME).build();
-
private static final QName NETCONF_DATA =
QName.create(GET_SCHEMA_QNAME, NETCONF_DATA_QNAME.getLocalName()).intern();
private static final NodeIdentifier NETCONF_DATA_PATHARG = NodeIdentifier.create(NETCONF_DATA);
+ private final DOMRpcService rpc;
+ private final RemoteDeviceId id;
+
+ public NetconfRemoteSchemaYangSourceProvider(final RemoteDeviceId id, final DOMRpcService rpc) {
+ this.id = id;
+ this.rpc = requireNonNull(rpc);
+ }
+
public static ContainerNode createGetSchemaRequest(final String moduleName, final Optional<String> revision) {
final LeafNode<?> identifier =
Builders.leafBuilder().withNodeIdentifier(IDENTIFIER_PATHARG).withValue(moduleName).build();
private static Optional<String> getSchemaFromRpc(final RemoteDeviceId id, final NormalizedNode<?, ?> result) {
if (result == null) {
- return Optional.absent();
+ return Optional.empty();
}
- final java.util.Optional<DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?>> child =
- ((ContainerNode) result).getChild(NETCONF_DATA_PATHARG);
-
- Preconditions.checkState(child.isPresent() && child.get() instanceof AnyXmlNode,
+ final Optional<DataContainerChild<?, ?>> child = ((ContainerNode) result).getChild(NETCONF_DATA_PATHARG);
+ checkState(child.isPresent() && child.get() instanceof AnyXmlNode,
"%s Unexpected response to get-schema, expected response with one child %s, but was %s", id,
NETCONF_DATA, result);
final DOMSource wrappedNode = ((AnyXmlNode) child.get()).getValue();
- Preconditions.checkNotNull(wrappedNode.getNode());
- final Element dataNode = (Element) wrappedNode.getNode();
+ final Element dataNode = (Element) requireNonNull(wrappedNode.getNode());
return Optional.of(dataNode.getTextContent().trim());
}
public ListenableFuture<YangTextSchemaSource> getSource(final SourceIdentifier sourceIdentifier) {
final String moduleName = sourceIdentifier.getName();
- final Optional<String> revision = Optional.fromJavaUtil(sourceIdentifier.getRevision().map(Revision::toString));
+ final Optional<String> revision = sourceIdentifier.getRevision().map(Revision::toString);
final NormalizedNode<?, ?> getSchemaRequest = createGetSchemaRequest(moduleName, revision);
-
- LOG.trace("{}: Loading YANG schema source for {}:{}", id, moduleName,
- revision);
-
+ LOG.trace("{}: Loading YANG schema source for {}:{}", id, moduleName, revision);
return Futures.transform(
rpc.invokeRpc(SchemaPath.create(true, NetconfMessageTransformUtil.GET_SCHEMA_QNAME), getSchemaRequest),
- new ResultToYangSourceTransformer(id, sourceIdentifier, moduleName, revision),
- MoreExecutors.directExecutor());
- }
-
- /**
- * Transform composite node to string schema representation and then to ASTSchemaSource.
- */
- private static final class ResultToYangSourceTransformer implements
- Function<DOMRpcResult, YangTextSchemaSource> {
-
- private final RemoteDeviceId id;
- private final SourceIdentifier sourceIdentifier;
- private final String moduleName;
- private final Optional<String> revision;
-
- ResultToYangSourceTransformer(final RemoteDeviceId id, final SourceIdentifier sourceIdentifier,
- final String moduleName, final Optional<String> revision) {
- this.id = id;
- this.sourceIdentifier = sourceIdentifier;
- this.moduleName = moduleName;
- this.revision = revision;
- }
-
- @Override
- public YangTextSchemaSource apply(@Nonnull final DOMRpcResult input) {
-
- if (input.getErrors().isEmpty()) {
-
- final Optional<String> schemaString = getSchemaFromRpc(id, input.getResult());
-
- Preconditions.checkState(schemaString.isPresent(),
- "%s: Unexpected response to get-schema, schema not present in message for: %s",
- id, sourceIdentifier);
-
- LOG.debug("{}: YANG Schema successfully retrieved for {}:{}",
- id, moduleName, revision);
- return new NetconfYangTextSchemaSource(id, sourceIdentifier, schemaString);
- }
-
- LOG.warn(
- "{}: YANG schema was not successfully retrieved for {}. Errors: {}",
- id, sourceIdentifier, input.getErrors());
-
- throw new IllegalStateException(String.format(
+ input -> {
+ // Transform composite node to string schema representation and then to ASTSchemaSource.
+ if (input.getErrors().isEmpty()) {
+ final Optional<String> schemaString = getSchemaFromRpc(id, input.getResult());
+ checkState(schemaString.isPresent(),
+ "%s: Unexpected response to get-schema, schema not present in message for: %s", id,
+ sourceIdentifier);
+ LOG.debug("{}: YANG Schema successfully retrieved for {}:{}", id, moduleName, revision);
+ return new NetconfYangTextSchemaSource(id, sourceIdentifier, schemaString);
+ }
+
+ LOG.warn("{}: YANG schema was not successfully retrieved for {}. Errors: {}", id, sourceIdentifier,
+ input.getErrors());
+ throw new IllegalStateException(String.format(
"%s: YANG schema was not successfully retrieved for %s. Errors: %s", id, sourceIdentifier,
input.getErrors()));
- }
-
+ }, MoreExecutors.directExecutor());
}
static class NetconfYangTextSchemaSource extends YangTextSchemaSource {
private final Optional<String> schemaString;
NetconfYangTextSchemaSource(final RemoteDeviceId id, final SourceIdentifier sourceIdentifier,
- final Optional<String> schemaString) {
+ final Optional<String> schemaString) {
super(sourceIdentifier);
this.id = id;
this.schemaString = schemaString;