-/*
- * Copyright (c) 2016 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.restconf.restful.utils;
-
-import static org.opendaylight.restconf.restful.utils.RestconfStreamsConstants.STREAMS_PATH;
-import static org.opendaylight.restconf.restful.utils.RestconfStreamsConstants.STREAM_PATH_PART;
-
-import com.google.common.base.Optional;
-import com.google.common.primitives.Ints;
-import com.google.common.util.concurrent.CheckedFuture;
-import java.net.URI;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.List;
-import java.util.Map;
-import java.util.function.Function;
-import java.util.stream.Collectors;
-import javax.annotation.Nonnull;
-import javax.annotation.Nullable;
-import javax.ws.rs.core.UriInfo;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataReadOnlyTransaction;
-import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
-import org.opendaylight.netconf.sal.streams.listeners.NotificationListenerAdapter;
-import org.opendaylight.restconf.common.context.InstanceIdentifierContext;
-import org.opendaylight.restconf.common.context.WriterParameters;
-import org.opendaylight.restconf.common.context.WriterParameters.WriterParametersBuilder;
-import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
-import org.opendaylight.restconf.common.errors.RestconfError;
-import org.opendaylight.restconf.common.references.SchemaContextRef;
-import org.opendaylight.restconf.restful.transaction.TransactionVarsWrapper;
-import org.opendaylight.restconf.utils.mapping.RestconfMappingNodeUtil;
-import org.opendaylight.restconf.utils.parser.ParserFieldsParameter;
-import org.opendaylight.yang.gen.v1.urn.sal.restconf.event.subscription.rev140708.NotificationOutputTypeGrouping.NotificationOutputType;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.common.QNameModule;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
-import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
-import org.opendaylight.yangtools.yang.data.api.schema.ChoiceNode;
-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.LeafNode;
-import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
-import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
-import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
-import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
-import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.CollectionNodeBuilder;
-import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeAttrBuilder;
-import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeBuilder;
-import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeAttrBuilder;
-import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
-import org.opendaylight.yangtools.yang.data.util.DataSchemaContextTree;
-import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
-import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-
-/**
- * Util class for read data from data store via transaction.
- * <ul>
- * <li>config
- * <li>state
- * <li>all (config + state)
- * </ul>
- *
- * @deprecated move to splitted module restconf-nb-rfc8040
- */
-@Deprecated
-public final class ReadDataTransactionUtil {
-
- private ReadDataTransactionUtil() {
- throw new UnsupportedOperationException("Util class.");
- }
-
- /**
- * Parse parameters from URI request and check their types and values.
- *
- *
- * @param identifier
- * {@link InstanceIdentifierContext}
- * @param uriInfo
- * URI info
- * @param tagged
- * set tagged for {@link WriterParameters}
- * @return {@link WriterParameters}
- */
- @Nonnull
- public static WriterParameters parseUriParameters(@Nonnull final InstanceIdentifierContext<?> identifier,
- @Nullable final UriInfo uriInfo, final boolean tagged) {
- return parseParams(identifier, uriInfo, tagged);
- }
-
- /**
- * Parse parameters from URI request and check their types and values.
- *
- * @param identifier
- * {@link InstanceIdentifierContext}
- * @param uriInfo
- * URI info
- * @return {@link WriterParameters}
- */
- @Nonnull
- public static WriterParameters parseUriParameters(@Nonnull final InstanceIdentifierContext<?> identifier,
- @Nullable final UriInfo uriInfo) {
- return parseParams(identifier, uriInfo, false);
- }
-
- private static WriterParameters parseParams(final InstanceIdentifierContext<?> identifier, final UriInfo uriInfo,
- final boolean tagged) {
- final WriterParametersBuilder builder = new WriterParametersBuilder();
- builder.setTagged(tagged);
-
- if (uriInfo == null) {
- return builder.build();
- }
-
- // check only allowed parameters
- ParametersUtil.checkParametersTypes(
- RestconfDataServiceConstant.ReadData.READ_TYPE_TX,
- uriInfo.getQueryParameters().keySet(),
- RestconfDataServiceConstant.ReadData.CONTENT,
- RestconfDataServiceConstant.ReadData.DEPTH,
- RestconfDataServiceConstant.ReadData.FIELDS, RestconfDataServiceConstant.ReadData.WITH_DEFAULTS);
-
- // read parameters from URI or set default values
- final List<String> content = uriInfo.getQueryParameters().getOrDefault(
- RestconfDataServiceConstant.ReadData.CONTENT,
- Collections.singletonList(RestconfDataServiceConstant.ReadData.ALL));
- final List<String> depth = uriInfo.getQueryParameters().getOrDefault(
- RestconfDataServiceConstant.ReadData.DEPTH,
- Collections.singletonList(RestconfDataServiceConstant.ReadData.UNBOUNDED));
- // fields
- final List<String> fields = uriInfo.getQueryParameters().getOrDefault(
- RestconfDataServiceConstant.ReadData.FIELDS,
- Collections.emptyList());
-
- // parameter can be in URI at most once
- ParametersUtil.checkParameterCount(content, RestconfDataServiceConstant.ReadData.CONTENT);
- ParametersUtil.checkParameterCount(depth, RestconfDataServiceConstant.ReadData.DEPTH);
- ParametersUtil.checkParameterCount(fields, RestconfDataServiceConstant.ReadData.FIELDS);
-
- // check and set content
- final String contentValue = content.get(0);
- if (!contentValue.equals(RestconfDataServiceConstant.ReadData.ALL)) {
- if (!contentValue.equals(RestconfDataServiceConstant.ReadData.CONFIG)
- && !contentValue.equals(RestconfDataServiceConstant.ReadData.NONCONFIG)) {
- throw new RestconfDocumentedException(
- new RestconfError(RestconfError.ErrorType.PROTOCOL, RestconfError.ErrorTag.INVALID_VALUE,
- "Invalid content parameter: " + contentValue, null,
- "The content parameter value must be either config, nonconfig or all (default)"));
- }
- }
-
- builder.setContent(content.get(0));
-
- // check and set depth
- if (!depth.get(0).equals(RestconfDataServiceConstant.ReadData.UNBOUNDED)) {
- final Integer value = Ints.tryParse(depth.get(0));
-
- if ((value == null)
- || (!((value >= RestconfDataServiceConstant.ReadData.MIN_DEPTH)
- && (value <= RestconfDataServiceConstant.ReadData.MAX_DEPTH)))) {
- throw new RestconfDocumentedException(
- new RestconfError(RestconfError.ErrorType.PROTOCOL, RestconfError.ErrorTag.INVALID_VALUE,
- "Invalid depth parameter: " + depth, null,
- "The depth parameter must be an integer between 1 and 65535 or \"unbounded\""));
- } else {
- builder.setDepth(value);
- }
- }
-
- // check and set fields
- if (!fields.isEmpty()) {
- builder.setFields(ParserFieldsParameter.parseFieldsParameter(identifier, fields.get(0)));
- }
-
- return builder.build();
- }
-
- /**
- * Read specific type of data from data store via transaction.
- *
- * @param valueOfContent
- * type of data to read (config, state, all)
- * @param transactionNode
- * {@link TransactionVarsWrapper} - wrapper for variables
- * @param ctx
- * schema context
- * @return {@link NormalizedNode}
- */
- @Nullable
- public static NormalizedNode<?, ?> readData(@Nonnull final String valueOfContent,
- @Nonnull final TransactionVarsWrapper transactionNode, final SchemaContext ctx) {
- return readData(valueOfContent, transactionNode, null, ctx);
- }
-
- /**
- * Read specific type of data from data store via transaction.
- *
- * @param valueOfContent
- * type of data to read (config, state, all)
- * @param transactionNode
- * {@link TransactionVarsWrapper} - wrapper for variables
- * @param withDefa
- * vaule of with-defaults parameter
- * @param ctx
- * schema context
- * @return {@link NormalizedNode}
- */
- @Nullable
- public static NormalizedNode<?, ?> readData(@Nonnull final String valueOfContent,
- @Nonnull final TransactionVarsWrapper transactionNode, final String withDefa, final SchemaContext ctx) {
- switch (valueOfContent) {
- case RestconfDataServiceConstant.ReadData.CONFIG:
- transactionNode.setLogicalDatastoreType(LogicalDatastoreType.CONFIGURATION);
- if (withDefa == null) {
- return readDataViaTransaction(transactionNode);
- } else {
- return prepareDataByParamWithDef(readDataViaTransaction(transactionNode),
- transactionNode.getInstanceIdentifier().getInstanceIdentifier(), withDefa, ctx);
- }
- case RestconfDataServiceConstant.ReadData.NONCONFIG:
- transactionNode.setLogicalDatastoreType(LogicalDatastoreType.OPERATIONAL);
- return readDataViaTransaction(transactionNode);
-
- case RestconfDataServiceConstant.ReadData.ALL:
- return readAllData(transactionNode, withDefa, ctx);
-
- default:
- throw new RestconfDocumentedException(
- new RestconfError(RestconfError.ErrorType.PROTOCOL, RestconfError.ErrorTag.INVALID_VALUE,
- "Invalid content parameter: " + valueOfContent, null,
- "The content parameter value must be either config, nonconfig or all (default)"));
- }
- }
-
- /**
- * Read specific type of data from data store via transaction and if identifier read data from
- * streams then put streams from actual schema context to datastore.
- *
- * @param identifier
- * identifier of data to read
- * @param content
- * type of data to read (config, state, all)
- * @param transactionNode
- * {@link TransactionVarsWrapper} - wrapper for variables
- * @param withDefa
- * vaule of with-defaults parameter
- * @param schemaContextRef
- * schema context
- * @param uriInfo
- * uri info
- * @return {@link NormalizedNode}
- */
- public static NormalizedNode<?, ?> readData(final String identifier, final String content,
- final TransactionVarsWrapper transactionNode, final String withDefa,
- final SchemaContextRef schemaContextRef, final UriInfo uriInfo) {
- final SchemaContext schemaContext = schemaContextRef.get();
- if (identifier.contains(STREAMS_PATH) && !identifier.contains(STREAM_PATH_PART)) {
- final DOMDataReadWriteTransaction wTx = transactionNode.getTransactionChain().newReadWriteTransaction();
- final boolean exist = SubscribeToStreamUtil.checkExist(schemaContext, wTx);
-
- for (final NotificationDefinition notificationDefinition : schemaContextRef.get().getNotifications()) {
- final List<NotificationListenerAdapter> notifiStreamXML =
- CreateStreamUtil.createYangNotifiStream(notificationDefinition, schemaContextRef,
- NotificationOutputType.XML.getName());
- final List<NotificationListenerAdapter> notifiStreamJSON =
- CreateStreamUtil.createYangNotifiStream(notificationDefinition, schemaContextRef,
- NotificationOutputType.JSON.getName());
- notifiStreamJSON.addAll(notifiStreamXML);
-
- for (final NotificationListenerAdapter listener : notifiStreamJSON) {
- final URI uri = SubscribeToStreamUtil.prepareUriByStreamName(uriInfo, listener.getStreamName());
- final NormalizedNode mapToStreams =
- RestconfMappingNodeUtil.mapYangNotificationStreamByIetfRestconfMonitoring(
- listener.getSchemaPath().getLastComponent(), schemaContext.getNotifications(),
- null, listener.getOutputType(), uri,
- SubscribeToStreamUtil.getMonitoringModule(schemaContext), exist);
- SubscribeToStreamUtil.writeDataToDS(schemaContext,
- listener.getSchemaPath().getLastComponent().getLocalName(), wTx, exist,
- mapToStreams);
- }
- }
- SubscribeToStreamUtil.submitData(wTx);
- }
- return readData(content, transactionNode, withDefa, schemaContext);
- }
-
- private static NormalizedNode<?, ?> prepareDataByParamWithDef(final NormalizedNode<?, ?> result,
- final YangInstanceIdentifier path, final String withDefa, final SchemaContext ctx) {
- boolean trim;
- switch (withDefa) {
- case "trim":
- trim = true;
- break;
- case "explicit":
- trim = false;
- break;
- default:
- throw new RestconfDocumentedException("");
- }
-
- final DataSchemaContextTree baseSchemaCtxTree = DataSchemaContextTree.from(ctx);
- final DataSchemaNode baseSchemaNode = baseSchemaCtxTree.getChild(path).getDataSchemaNode();
- if (result instanceof ContainerNode) {
- final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> builder =
- Builders.containerBuilder((ContainerSchemaNode) baseSchemaNode);
- buildCont(builder, (ContainerNode) result, baseSchemaCtxTree, path, trim);
- return builder.build();
- } else {
- final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> builder =
- Builders.mapEntryBuilder((ListSchemaNode) baseSchemaNode);
- buildMapEntryBuilder(builder, (MapEntryNode) result, baseSchemaCtxTree, path, trim,
- ((ListSchemaNode) baseSchemaNode).getKeyDefinition());
- return builder.build();
- }
- }
-
- private static void buildMapEntryBuilder(
- final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> builder,
- final MapEntryNode result, final DataSchemaContextTree baseSchemaCtxTree,
- final YangInstanceIdentifier actualPath, final boolean trim, final List<QName> keys) {
- for (final DataContainerChild<? extends PathArgument, ?> child : result.getValue()) {
- final YangInstanceIdentifier path = actualPath.node(child.getIdentifier());
- final DataSchemaNode childSchema = baseSchemaCtxTree.getChild(path).getDataSchemaNode();
- if (child instanceof ContainerNode) {
- final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> childBuilder =
- Builders.containerBuilder((ContainerSchemaNode) childSchema);
- buildCont(childBuilder, (ContainerNode) child, baseSchemaCtxTree, path, trim);
- builder.withChild(childBuilder.build());
- } else if (child instanceof MapNode) {
- final CollectionNodeBuilder<MapEntryNode, MapNode> childBuilder =
- Builders.mapBuilder((ListSchemaNode) childSchema);
- buildList(childBuilder, (MapNode) child, baseSchemaCtxTree, path, trim,
- ((ListSchemaNode) childSchema).getKeyDefinition());
- builder.withChild(childBuilder.build());
- } else if (child instanceof LeafNode) {
- final String defaultVal = ((LeafSchemaNode) childSchema).getDefault();
- final String nodeVal = ((LeafNode<String>) child).getValue();
- final NormalizedNodeAttrBuilder<NodeIdentifier, Object, LeafNode<Object>> leafBuilder =
- Builders.leafBuilder((LeafSchemaNode) childSchema);
- if (keys.contains(child.getNodeType())) {
- leafBuilder.withValue(((LeafNode) child).getValue());
- builder.withChild(leafBuilder.build());
- } else {
- if (trim) {
- if ((defaultVal == null) || !defaultVal.equals(nodeVal)) {
- leafBuilder.withValue(((LeafNode) child).getValue());
- builder.withChild(leafBuilder.build());
- }
- } else {
- if ((defaultVal != null) && defaultVal.equals(nodeVal)) {
- leafBuilder.withValue(((LeafNode) child).getValue());
- builder.withChild(leafBuilder.build());
- }
- }
- }
- }
- }
- }
-
- private static void buildList(final CollectionNodeBuilder<MapEntryNode, MapNode> builder, final MapNode result,
- final DataSchemaContextTree baseSchemaCtxTree, final YangInstanceIdentifier path, final boolean trim,
- final List<QName> keys) {
- for (final MapEntryNode mapEntryNode : result.getValue()) {
- final YangInstanceIdentifier actualNode = path.node(mapEntryNode.getIdentifier());
- final DataSchemaNode childSchema = baseSchemaCtxTree.getChild(actualNode).getDataSchemaNode();
- final DataContainerNodeAttrBuilder<NodeIdentifierWithPredicates, MapEntryNode> mapEntryBuilder =
- Builders.mapEntryBuilder((ListSchemaNode) childSchema);
- buildMapEntryBuilder(mapEntryBuilder, mapEntryNode, baseSchemaCtxTree, actualNode, trim, keys);
- builder.withChild(mapEntryBuilder.build());
- }
- }
-
- private static void buildCont(final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> builder,
- final ContainerNode result, final DataSchemaContextTree baseSchemaCtxTree,
- final YangInstanceIdentifier actualPath, final boolean trim) {
- for (final DataContainerChild<? extends PathArgument, ?> child : result.getValue()) {
- final YangInstanceIdentifier path = actualPath.node(child.getIdentifier());
- final DataSchemaNode childSchema = baseSchemaCtxTree.getChild(path).getDataSchemaNode();
- if (child instanceof ContainerNode) {
- final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> builderChild =
- Builders.containerBuilder((ContainerSchemaNode) childSchema);
- buildCont(builderChild, result, baseSchemaCtxTree, actualPath, trim);
- builder.withChild(builderChild.build());
- } else if (child instanceof MapNode) {
- final CollectionNodeBuilder<MapEntryNode, MapNode> childBuilder =
- Builders.mapBuilder((ListSchemaNode) childSchema);
- buildList(childBuilder, (MapNode) child, baseSchemaCtxTree, path, trim,
- ((ListSchemaNode) childSchema).getKeyDefinition());
- builder.withChild(childBuilder.build());
- } else if (child instanceof LeafNode) {
- final String defaultVal = ((LeafSchemaNode) childSchema).getDefault();
- final String nodeVal = ((LeafNode<String>) child).getValue();
- final NormalizedNodeAttrBuilder<NodeIdentifier, Object, LeafNode<Object>> leafBuilder =
- Builders.leafBuilder((LeafSchemaNode) childSchema);
- if (trim) {
- if ((defaultVal == null) || !defaultVal.equals(nodeVal)) {
- leafBuilder.withValue(((LeafNode) child).getValue());
- builder.withChild(leafBuilder.build());
- }
- } else {
- if ((defaultVal != null) && defaultVal.equals(nodeVal)) {
- leafBuilder.withValue(((LeafNode) child).getValue());
- builder.withChild(leafBuilder.build());
- }
- }
- }
- }
- }
-
- /**
- * If is set specific {@link LogicalDatastoreType} in
- * {@link TransactionVarsWrapper}, then read this type of data from DS. If
- * don't, we have to read all data from DS (state + config)
- *
- * @param transactionNode
- * {@link TransactionVarsWrapper} - wrapper for variables
- * @return {@link NormalizedNode}
- */
- @Nullable
- private static NormalizedNode<?, ?> readDataViaTransaction(
- @Nonnull final TransactionVarsWrapper transactionNode) {
- final NormalizedNodeFactory dataFactory = new NormalizedNodeFactory();
- try (DOMDataReadOnlyTransaction tx = transactionNode.getTransactionChain().newReadOnlyTransaction()) {
- final CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> listenableFuture = tx.read(
- transactionNode.getLogicalDatastoreType(),
- transactionNode.getInstanceIdentifier().getInstanceIdentifier());
- FutureCallbackTx.addCallback(listenableFuture, RestconfDataServiceConstant.ReadData.READ_TYPE_TX,
- dataFactory);
- }
- return dataFactory.build();
- }
-
- /**
- * Read config and state data, then map them.
- *
- * @param transactionNode
- * {@link TransactionVarsWrapper} - wrapper for variables
- * @param withDefa
- * with-defaults parameter
- * @param ctx
- * schema context
- * @return {@link NormalizedNode}
- */
- @Nullable
- private static NormalizedNode<?, ?> readAllData(@Nonnull final TransactionVarsWrapper transactionNode,
- final String withDefa, final SchemaContext ctx) {
- // PREPARE STATE DATA NODE
- transactionNode.setLogicalDatastoreType(LogicalDatastoreType.OPERATIONAL);
- final NormalizedNode<?, ?> stateDataNode = readDataViaTransaction(transactionNode);
-
- // PREPARE CONFIG DATA NODE
- transactionNode.setLogicalDatastoreType(LogicalDatastoreType.CONFIGURATION);
- final NormalizedNode<?, ?> configDataNode;
- if (withDefa == null) {
- configDataNode = readDataViaTransaction(transactionNode);
- } else {
- configDataNode = prepareDataByParamWithDef(readDataViaTransaction(transactionNode),
- transactionNode.getInstanceIdentifier().getInstanceIdentifier(), withDefa, ctx);
- }
-
- // if no data exists
- if ((stateDataNode == null) && (configDataNode == null)) {
- return null;
- }
-
- // return config data
- if (stateDataNode == null) {
- return configDataNode;
- }
-
- // return state data
- if (configDataNode == null) {
- return stateDataNode;
- }
-
- // merge data from config and state
- return mapNode(stateDataNode, configDataNode);
- }
-
- /**
- * Map data by type of read node.
- *
- * @param stateDataNode
- * data node of state data
- * @param configDataNode
- * data node of config data
- * @return {@link NormalizedNode}
- */
- @Nonnull
- private static NormalizedNode<?, ?> mapNode(@Nonnull final NormalizedNode<?, ?> stateDataNode,
- @Nonnull final NormalizedNode<?, ?> configDataNode) {
- validPossibilityOfMergeNodes(stateDataNode, configDataNode);
- if (configDataNode instanceof RpcDefinition) {
- return prepareRpcData(configDataNode, stateDataNode);
- } else {
- return prepareData(configDataNode, stateDataNode);
- }
- }
-
- /**
- * Valid of can be data merged together.
- *
- * @param stateDataNode
- * data node of state data
- * @param configDataNode
- * data node of config data
- */
- private static void validPossibilityOfMergeNodes(@Nonnull final NormalizedNode<?, ?> stateDataNode,
- @Nonnull final NormalizedNode<?, ?> configDataNode) {
- final QNameModule moduleOfStateData = stateDataNode.getIdentifier().getNodeType().getModule();
- final QNameModule moduleOfConfigData = configDataNode.getIdentifier().getNodeType().getModule();
- if (moduleOfStateData != moduleOfConfigData) {
- throw new RestconfDocumentedException("It is not possible to merge ");
- }
- }
-
- /**
- * Prepare and map data for rpc.
- *
- * @param configDataNode
- * data node of config data
- * @param stateDataNode
- * data node of state data
- * @return {@link NormalizedNode}
- */
- @Nonnull
- private static NormalizedNode<?, ?> prepareRpcData(@Nonnull final NormalizedNode<?, ?> configDataNode,
- @Nonnull final NormalizedNode<?, ?> stateDataNode) {
- final DataContainerNodeBuilder<NodeIdentifierWithPredicates, MapEntryNode> mapEntryBuilder = ImmutableNodes
- .mapEntryBuilder();
- mapEntryBuilder.withNodeIdentifier((NodeIdentifierWithPredicates) configDataNode.getIdentifier());
-
- // MAP CONFIG DATA
- mapRpcDataNode(configDataNode, mapEntryBuilder);
- // MAP STATE DATA
- mapRpcDataNode(stateDataNode, mapEntryBuilder);
-
- return ImmutableNodes.mapNodeBuilder(configDataNode.getNodeType()).addChild(mapEntryBuilder.build()).build();
- }
-
- /**
- * Map node to map entry builder.
- *
- * @param dataNode
- * data node
- * @param mapEntryBuilder
- * builder for mapping data
- */
- private static void mapRpcDataNode(@Nonnull final NormalizedNode<?, ?> dataNode,
- @Nonnull final DataContainerNodeBuilder<
- NodeIdentifierWithPredicates, MapEntryNode> mapEntryBuilder) {
- ((ContainerNode) dataNode).getValue().forEach(mapEntryBuilder::addChild);
- }
-
- /**
- * Prepare and map all data from DS.
- *
- * @param configDataNode
- * data node of config data
- * @param stateDataNode
- * data node of state data
- * @return {@link NormalizedNode}
- */
- @Nonnull
- private static NormalizedNode<?, ?> prepareData(@Nonnull final NormalizedNode<?, ?> configDataNode,
- @Nonnull final NormalizedNode<?, ?> stateDataNode) {
- if (configDataNode instanceof MapNode) {
- final CollectionNodeBuilder<MapEntryNode, MapNode> builder = ImmutableNodes
- .mapNodeBuilder().withNodeIdentifier(((MapNode) configDataNode).getIdentifier());
-
- mapValueToBuilder(
- ((MapNode) configDataNode).getValue(), ((MapNode) stateDataNode).getValue(), builder);
-
- return builder.build();
- } else if (configDataNode instanceof MapEntryNode) {
- final DataContainerNodeBuilder<NodeIdentifierWithPredicates, MapEntryNode> builder = ImmutableNodes
- .mapEntryBuilder().withNodeIdentifier(((MapEntryNode) configDataNode).getIdentifier());
-
- mapValueToBuilder(
- ((MapEntryNode) configDataNode).getValue(), ((MapEntryNode) stateDataNode).getValue(), builder);
-
- return builder.build();
- } else if (configDataNode instanceof ContainerNode) {
- final DataContainerNodeAttrBuilder<NodeIdentifier, ContainerNode> builder = Builders
- .containerBuilder().withNodeIdentifier(((ContainerNode) configDataNode).getIdentifier());
-
- mapValueToBuilder(
- ((ContainerNode) configDataNode).getValue(), ((ContainerNode) stateDataNode).getValue(), builder);
-
- return builder.build();
- } else if (configDataNode instanceof AugmentationNode) {
- final DataContainerNodeBuilder<AugmentationIdentifier, AugmentationNode> builder = Builders
- .augmentationBuilder().withNodeIdentifier(((AugmentationNode) configDataNode).getIdentifier());
-
- mapValueToBuilder(((AugmentationNode) configDataNode).getValue(),
- ((AugmentationNode) stateDataNode).getValue(), builder);
-
- return builder.build();
- } else if (configDataNode instanceof ChoiceNode) {
- final DataContainerNodeBuilder<NodeIdentifier, ChoiceNode> builder = Builders
- .choiceBuilder().withNodeIdentifier(((ChoiceNode) configDataNode).getIdentifier());
-
- mapValueToBuilder(
- ((ChoiceNode) configDataNode).getValue(), ((ChoiceNode) stateDataNode).getValue(), builder);
-
- return builder.build();
- } else if (configDataNode instanceof LeafNode) {
- return ImmutableNodes.leafNode(configDataNode.getNodeType(), configDataNode.getValue());
- } else {
- throw new RestconfDocumentedException("Bad type of node.");
- }
- }
-
- /**
- * Map value from container node to builder.
- *
- * @param configData
- * collection of config data nodes
- * @param stateData
- * collection of state data nodes
- * @param builder
- * builder
- */
- private static <T extends NormalizedNode<? extends PathArgument, ?>> void mapValueToBuilder(
- @Nonnull final Collection<T> configData,
- @Nonnull final Collection<T> stateData,
- @Nonnull final NormalizedNodeContainerBuilder<?, PathArgument, T, ?> builder) {
- final Map<PathArgument, T> configMap = configData.stream().collect(
- Collectors.toMap(NormalizedNode::getIdentifier, Function.identity()));
- final Map<PathArgument, T> stateMap = stateData.stream().collect(
- Collectors.toMap(NormalizedNode::getIdentifier, Function.identity()));
-
- // merge config and state data of children with different identifiers
- mapDataToBuilder(configMap, stateMap, builder);
-
- // merge config and state data of children with the same identifiers
- mergeDataToBuilder(configMap, stateMap, builder);
- }
-
- /**
- * Map data with different identifiers to builder. Data with different identifiers can be just added
- * as childs to parent node.
- *
- * @param configMap
- * map of config data nodes
- * @param stateMap
- * map of state data nodes
- * @param builder
- * - builder
- */
- private static <T extends NormalizedNode<? extends PathArgument, ?>> void mapDataToBuilder(
- @Nonnull final Map<PathArgument, T> configMap,
- @Nonnull final Map<PathArgument, T> stateMap,
- @Nonnull final NormalizedNodeContainerBuilder<?, PathArgument, T, ?> builder) {
- configMap.entrySet().stream().filter(x -> !stateMap.containsKey(x.getKey())).forEach(
- y -> builder.addChild(y.getValue()));
- stateMap.entrySet().stream().filter(x -> !configMap.containsKey(x.getKey())).forEach(
- y -> builder.addChild(y.getValue()));
- }
-
- /**
- * Map data with the same identifiers to builder. Data with the same identifiers cannot be just added but we need to
- * go one level down with {@code prepareData} method.
- *
- * @param configMap
- * immutable config data
- * @param stateMap
- * immutable state data
- * @param builder
- * - builder
- */
- @SuppressWarnings("unchecked")
- private static <T extends NormalizedNode<? extends PathArgument, ?>> void mergeDataToBuilder(
- @Nonnull final Map<PathArgument, T> configMap,
- @Nonnull final Map<PathArgument, T> stateMap,
- @Nonnull final NormalizedNodeContainerBuilder<?, PathArgument, T, ?> builder) {
- // it is enough to process only config data because operational contains the same data
- configMap.entrySet().stream().filter(x -> stateMap.containsKey(x.getKey())).forEach(
- y -> builder.addChild((T) prepareData(y.getValue(), stateMap.get(y.getKey()))));
- }
-}