X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=yang%2Fyang-data-impl%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fyangtools%2Fyang%2Fdata%2Fimpl%2Fcodec%2FSchemaTracker.java;h=7a9bd4c9065221bdc8d452a0f0863be27b3fa023;hb=aa37f2a86bfb4d04a99f78b1b0d892b3c0b76caf;hp=5c02d7eb396352a079c4dfd2416674530aec9d4b;hpb=73d49d0ace358adba79a2567acea14e4bb076003;p=yangtools.git diff --git a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/SchemaTracker.java b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/SchemaTracker.java index 5c02d7eb39..7a9bd4c906 100644 --- a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/SchemaTracker.java +++ b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/SchemaTracker.java @@ -7,15 +7,18 @@ */ package org.opendaylight.yangtools.yang.data.impl.codec; +import static com.google.common.base.Preconditions.checkArgument; +import static java.util.Objects.requireNonNull; + import com.google.common.annotations.Beta; -import com.google.common.base.Optional; -import com.google.common.base.Preconditions; -import com.google.common.base.Predicate; import com.google.common.collect.Iterables; import java.io.IOException; import java.util.ArrayDeque; +import java.util.Collection; import java.util.Deque; -import java.util.HashSet; +import java.util.Optional; +import org.eclipse.jdt.annotation.NonNull; +import org.opendaylight.yangtools.odlext.model.api.YangModeledAnyXmlSchemaNode; import org.opendaylight.yangtools.yang.common.QName; import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier; import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier; @@ -23,9 +26,9 @@ import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgum import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter; import org.opendaylight.yangtools.yang.data.impl.schema.SchemaUtils; import org.opendaylight.yangtools.yang.model.api.AnyXmlSchemaNode; -import org.opendaylight.yangtools.yang.model.api.AugmentationSchema; +import org.opendaylight.yangtools.yang.model.api.AugmentationSchemaNode; import org.opendaylight.yangtools.yang.model.api.AugmentationTarget; -import org.opendaylight.yangtools.yang.model.api.ChoiceCaseNode; +import org.opendaylight.yangtools.yang.model.api.CaseSchemaNode; import org.opendaylight.yangtools.yang.model.api.ChoiceSchemaNode; import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode; import org.opendaylight.yangtools.yang.model.api.DataNodeContainer; @@ -35,7 +38,6 @@ 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.NotificationDefinition; -import org.opendaylight.yangtools.yang.model.api.RpcDefinition; import org.opendaylight.yangtools.yang.model.api.SchemaContext; import org.opendaylight.yangtools.yang.model.api.SchemaNode; import org.opendaylight.yangtools.yang.model.api.SchemaPath; @@ -53,54 +55,8 @@ public final class SchemaTracker { private final Deque schemaStack = new ArrayDeque<>(); private final DataNodeContainer root; - private SchemaTracker(final SchemaContext context, final SchemaPath path) { - SchemaNode current = Preconditions.checkNotNull(context); - for (final QName qname : path.getPathFromRoot()) { - SchemaNode child; - if(current instanceof DataNodeContainer) { - child = ((DataNodeContainer) current).getDataChildByName(qname); - - if (child == null && current instanceof SchemaContext) { - child = tryFindGroupings((SchemaContext) current, qname).orNull(); - } - - if(child == null && current instanceof SchemaContext) { - child = tryFindNotification((SchemaContext) current, qname) - .or(tryFindRpc(((SchemaContext) current), qname)).orNull(); - } - } else if (current instanceof ChoiceSchemaNode) { - child = ((ChoiceSchemaNode) current).getCaseNodeByName(qname); - } else if (current instanceof RpcDefinition) { - switch (qname.getLocalName()) { - case "input": - child = ((RpcDefinition) current).getInput(); - break; - case "output": - child = ((RpcDefinition) current).getOutput(); - break; - default: - child = null; - break; - } - } else { - throw new IllegalArgumentException(String.format("Schema node %s does not allow children.", current)); - } - current = child; - } - Preconditions.checkArgument(current instanceof DataNodeContainer,"Schema path must point to container or list or an rpc input/output. Supplied path %s pointed to: %s",path,current); - root = (DataNodeContainer) current; - } - - private static Optional tryFindGroupings(final SchemaContext ctx, final QName qname) { - return Optional. fromNullable(Iterables.find(ctx.getGroupings(), new SchemaNodePredicate(qname), null)); - } - - private static Optional tryFindRpc(final SchemaContext ctx, final QName qname) { - return Optional.fromNullable(Iterables.find(ctx.getOperations(), new SchemaNodePredicate(qname), null)); - } - - private static Optional tryFindNotification(final SchemaContext ctx, final QName qname) { - return Optional.fromNullable(Iterables.find(ctx.getNotifications(), new SchemaNodePredicate(qname), null)); + private SchemaTracker(final DataNodeContainer root) { + this.root = requireNonNull(root); } /** @@ -109,20 +65,41 @@ public final class SchemaTracker { * @param context Associated {@link SchemaContext}. * @return A new {@link NormalizedNodeStreamWriter} */ - public static SchemaTracker create(final SchemaContext context) { - return create(context, SchemaPath.ROOT); + // FIXME: 3.0.0: remove this method + public static @NonNull SchemaTracker create(final SchemaContext context) { + return new SchemaTracker(context); } /** - * Create a new writer with the specified context and rooted in the specified schema path + * Create a new writer with the specified node as its root. + * + * @param root Root node + * @return A new {@link NormalizedNodeStreamWriter} + */ + public static @NonNull SchemaTracker create(final DataNodeContainer root) { + return new SchemaTracker(root); + } + + /** + * Create a new writer with the specified context and rooted in the specified schema path. * * @param context Associated {@link SchemaContext} * @param path schema path - * * @return A new {@link NormalizedNodeStreamWriter} */ - public static SchemaTracker create(final SchemaContext context, final SchemaPath path) { - return new SchemaTracker(context, path); + public static @NonNull SchemaTracker create(final SchemaContext context, final SchemaPath path) { + final Collection schemaNodes = SchemaUtils.findParentSchemaNodesOnPath(context, path); + checkArgument(!schemaNodes.isEmpty(), "Unable to find schema node for supplied schema path: %s", path); + if (schemaNodes.size() > 1) { + LOG.warn("More possible schema nodes {} for supplied schema path {}", schemaNodes, path); + } + final Optional current = schemaNodes.stream() + .filter(node -> node instanceof DataNodeContainer).map(DataNodeContainer.class::cast) + .findFirst(); + checkArgument(current.isPresent(), + "Schema path must point to container or list or an rpc input/output. Supplied path %s pointed to: %s", + path, current); + return new SchemaTracker(current.get()); } public Object getParent() { @@ -136,30 +113,30 @@ public final class SchemaTracker { final Object parent = getParent(); SchemaNode schema = null; final QName qname = name.getNodeType(); - if(parent instanceof DataNodeContainer) { + if (parent instanceof DataNodeContainer) { schema = ((DataNodeContainer)parent).getDataChildByName(qname); - - if(schema == null && parent instanceof GroupingDefinition) { - schema = ((GroupingDefinition) parent); - } - - if(schema == null && parent instanceof NotificationDefinition) { - schema = ((NotificationDefinition) parent); + if (schema == null) { + if (parent instanceof GroupingDefinition) { + schema = (GroupingDefinition) parent; + } else if (parent instanceof NotificationDefinition) { + schema = (NotificationDefinition) parent; + } } - } else if(parent instanceof ChoiceSchemaNode) { + } else if (parent instanceof ChoiceSchemaNode) { schema = findChildInCases((ChoiceSchemaNode) parent, qname); } else { - throw new IllegalStateException("Unsupported schema type "+ parent.getClass() +" on stack."); + throw new IllegalStateException("Unsupported schema type " + parent.getClass() + " on stack."); } - Preconditions.checkArgument(schema != null, "Could not find schema for node %s in %s", qname, parent); + + checkArgument(schema != null, "Could not find schema for node %s in %s", qname, parent); return schema; } private static SchemaNode findChildInCases(final ChoiceSchemaNode parent, final QName qname) { DataSchemaNode schema = null; - for(final ChoiceCaseNode caze : parent.getCases()) { + for (final CaseSchemaNode caze : parent.getCases().values()) { final DataSchemaNode potential = caze.getDataChildByName(qname); - if(potential != null) { + if (potential != null) { schema = potential; break; } @@ -169,9 +146,9 @@ public final class SchemaTracker { private static SchemaNode findCaseByChild(final ChoiceSchemaNode parent, final QName qname) { DataSchemaNode schema = null; - for(final ChoiceCaseNode caze : parent.getCases()) { + for (final CaseSchemaNode caze : parent.getCases().values()) { final DataSchemaNode potential = caze.getDataChildByName(qname); - if(potential != null) { + if (potential != null) { schema = caze; break; } @@ -181,43 +158,48 @@ public final class SchemaTracker { public void startList(final PathArgument name) { final SchemaNode schema = getSchema(name); - Preconditions.checkArgument(schema instanceof ListSchemaNode, "Node %s is not a list", schema.getPath()); + checkArgument(schema instanceof ListSchemaNode, "Node %s is not a list", schema.getPath()); schemaStack.push(schema); } public void startListItem(final PathArgument name) throws IOException { final Object schema = getParent(); - Preconditions.checkArgument(schema instanceof ListSchemaNode, "List item is not appropriate"); + checkArgument(schema instanceof ListSchemaNode, "List item is not appropriate"); schemaStack.push(schema); } public LeafSchemaNode leafNode(final NodeIdentifier name) throws IOException { final SchemaNode schema = getSchema(name); - Preconditions.checkArgument(schema instanceof LeafSchemaNode, "Node %s is not a leaf", schema.getPath()); + checkArgument(schema instanceof LeafSchemaNode, "Node %s is not a leaf", schema.getPath()); return (LeafSchemaNode) schema; } public LeafListSchemaNode startLeafSet(final NodeIdentifier name) { final SchemaNode schema = getSchema(name); - Preconditions.checkArgument(schema instanceof LeafListSchemaNode, "Node %s is not a leaf-list", schema.getPath()); + checkArgument(schema instanceof LeafListSchemaNode, "Node %s is not a leaf-list", schema.getPath()); schemaStack.push(schema); return (LeafListSchemaNode)schema; } - public LeafListSchemaNode leafSetEntryNode() { + public LeafListSchemaNode leafSetEntryNode(final QName qname) { final Object parent = getParent(); + if (parent instanceof LeafListSchemaNode) { + return (LeafListSchemaNode) parent; + } - Preconditions.checkArgument(parent instanceof LeafListSchemaNode, "Not currently in a leaf-list"); - return (LeafListSchemaNode) parent; + final SchemaNode child = SchemaUtils.findDataChildSchemaByQName((SchemaNode) parent, qname); + checkArgument(child instanceof LeafListSchemaNode, + "Node %s is neither a leaf-list nor currently in a leaf-list", child.getPath()); + return (LeafListSchemaNode) child; } public ChoiceSchemaNode startChoiceNode(final NodeIdentifier name) { LOG.debug("Enter choice {}", name); final SchemaNode schema = getSchema(name); - Preconditions.checkArgument(schema instanceof ChoiceSchemaNode, "Node %s is not a choice", schema.getPath()); + checkArgument(schema instanceof ChoiceSchemaNode, "Node %s is not a choice", schema.getPath()); schemaStack.push(schema); return (ChoiceSchemaNode)schema; } @@ -229,52 +211,49 @@ public final class SchemaTracker { boolean isAllowed = schema instanceof ContainerSchemaNode; isAllowed |= schema instanceof NotificationDefinition; - Preconditions.checkArgument(isAllowed, "Node %s is not a container nor a notification", schema.getPath()); + checkArgument(isAllowed, "Node %s is not a container nor a notification", schema.getPath()); schemaStack.push(schema); + + return schema; + } + + public SchemaNode startYangModeledAnyXmlNode(final NodeIdentifier name) { + LOG.debug("Enter yang modeled anyXml {}", name); + final SchemaNode schema = getSchema(name); + + checkArgument(schema instanceof YangModeledAnyXmlSchemaNode, "Node %s is not an yang modeled anyXml.", + schema.getPath()); + + schemaStack.push(((YangModeledAnyXmlSchemaNode) schema).getSchemaOfAnyXmlData()); + return schema; } - public AugmentationSchema startAugmentationNode(final AugmentationIdentifier identifier) { + public AugmentationSchemaNode startAugmentationNode(final AugmentationIdentifier identifier) { LOG.debug("Enter augmentation {}", identifier); Object parent = getParent(); - Preconditions.checkArgument(parent instanceof AugmentationTarget, "Augmentation not allowed under %s", parent); - if(parent instanceof ChoiceSchemaNode) { + checkArgument(parent instanceof AugmentationTarget, "Augmentation not allowed under %s", parent); + if (parent instanceof ChoiceSchemaNode) { final QName name = Iterables.get(identifier.getPossibleChildNames(), 0); parent = findCaseByChild((ChoiceSchemaNode) parent, name); } - Preconditions.checkArgument(parent instanceof DataNodeContainer, "Augmentation allowed only in DataNodeContainer",parent); - final AugmentationSchema schema = SchemaUtils.findSchemaForAugment((AugmentationTarget) parent, identifier.getPossibleChildNames()); - final HashSet realChildSchemas = new HashSet<>(); - for(final DataSchemaNode child : schema.getChildNodes()) { - realChildSchemas.add(((DataNodeContainer) parent).getDataChildByName(child.getQName())); - } - final AugmentationSchema resolvedSchema = new EffectiveAugmentationSchema(schema, realChildSchemas); + checkArgument(parent instanceof DataNodeContainer, "Augmentation allowed only in DataNodeContainer", parent); + final AugmentationSchemaNode schema = SchemaUtils.findSchemaForAugment((AugmentationTarget) parent, + identifier.getPossibleChildNames()); + final AugmentationSchemaNode resolvedSchema = EffectiveAugmentationSchema.create(schema, + (DataNodeContainer) parent); schemaStack.push(resolvedSchema); return resolvedSchema; } public AnyXmlSchemaNode anyxmlNode(final NodeIdentifier name) { final SchemaNode schema = getSchema(name); - - Preconditions.checkArgument(schema instanceof AnyXmlSchemaNode, "Node %s is not anyxml", schema.getPath()); + checkArgument(schema instanceof AnyXmlSchemaNode, "Node %s is not anyxml", schema.getPath()); return (AnyXmlSchemaNode)schema; } public Object endNode() { return schemaStack.pop(); } - - private static final class SchemaNodePredicate implements Predicate { - private final QName qname; - - public SchemaNodePredicate(final QName qname) { - this.qname = qname; - } - - @Override - public boolean apply(final SchemaNode input) { - return input.getQName().equals(qname); - } - } }