Improve action lookup
[netconf.git] / netconf / sal-netconf-connector / src / main / java / org / opendaylight / netconf / sal / connect / netconf / schema / mapping / NetconfMessageTransformer.java
index 8b68b22b2d4f3f117592d5ff52622753a5572f26..1eae8a0dfec58cc30f6c78117c82c36850ca1d75 100644 (file)
@@ -11,25 +11,31 @@ import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTr
 import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.NETCONF_URI;
 import static org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil.toPath;
 
+import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.ImmutableSet.Builder;
 import com.google.common.collect.Maps;
 import com.google.common.collect.Multimap;
 import com.google.common.collect.Multimaps;
 import java.io.IOException;
 import java.net.URISyntaxException;
+import java.time.Instant;
 import java.util.Collection;
 import java.util.Collections;
-import java.util.Date;
 import java.util.Map;
-import javax.annotation.Nonnull;
+import java.util.Set;
 import javax.xml.parsers.ParserConfigurationException;
 import javax.xml.stream.XMLStreamException;
 import javax.xml.transform.dom.DOMResult;
 import javax.xml.transform.dom.DOMSource;
-import org.opendaylight.controller.md.sal.dom.api.DOMEvent;
-import org.opendaylight.controller.md.sal.dom.api.DOMNotification;
-import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
-import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
+import org.opendaylight.mdsal.dom.api.DOMActionResult;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
+import org.opendaylight.mdsal.dom.api.DOMEvent;
+import org.opendaylight.mdsal.dom.api.DOMNotification;
+import org.opendaylight.mdsal.dom.api.DOMRpcResult;
+import org.opendaylight.mdsal.dom.spi.DefaultDOMRpcResult;
+import org.opendaylight.mdsal.dom.spi.SimpleDOMActionResult;
 import org.opendaylight.netconf.api.NetconfMessage;
 import org.opendaylight.netconf.api.xml.MissingNameSpaceException;
 import org.opendaylight.netconf.api.xml.XmlElement;
@@ -38,6 +44,8 @@ import org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransform
 import org.opendaylight.netconf.sal.connect.util.MessageCounter;
 import org.opendaylight.yangtools.yang.common.QName;
 import org.opendaylight.yangtools.yang.common.Revision;
+import org.opendaylight.yangtools.yang.common.RpcError;
+import org.opendaylight.yangtools.yang.common.YangConstants;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
@@ -46,8 +54,14 @@ import org.opendaylight.yangtools.yang.data.codec.xml.XmlParserStream;
 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNormalizedNodeStreamWriter;
 import org.opendaylight.yangtools.yang.data.impl.schema.NormalizedNodeResult;
+import org.opendaylight.yangtools.yang.data.util.DataSchemaContextTree;
+import org.opendaylight.yangtools.yang.model.api.ActionDefinition;
+import org.opendaylight.yangtools.yang.model.api.ActionNodeContainer;
 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
+import org.opendaylight.yangtools.yang.model.api.DataNodeContainer;
+import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
 import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
+import org.opendaylight.yangtools.yang.model.api.OperationDefinition;
 import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
 import org.opendaylight.yangtools.yang.model.api.SchemaNode;
@@ -67,8 +81,8 @@ public class NetconfMessageTransformer implements MessageTransformer<NetconfMess
     private final MessageCounter counter;
     private final Map<QName, RpcDefinition> mappedRpcs;
     private final Multimap<QName, NotificationDefinition> mappedNotifications;
-
     private final boolean strictParsing;
+    private final Set<ActionDefinition> actions;
 
     public NetconfMessageTransformer(final SchemaContext schemaContext, final boolean strictParsing) {
         this(schemaContext, strictParsing, BaseSchema.BASE_NETCONF_CTX);
@@ -78,16 +92,42 @@ public class NetconfMessageTransformer implements MessageTransformer<NetconfMess
                                      final BaseSchema baseSchema) {
         this.counter = new MessageCounter();
         this.schemaContext = schemaContext;
-        mappedRpcs = Maps.uniqueIndex(schemaContext.getOperations(), SchemaNode::getQName);
-        mappedNotifications = Multimaps.index(schemaContext.getNotifications(),
+        this.mappedRpcs = Maps.uniqueIndex(schemaContext.getOperations(), SchemaNode::getQName);
+        this.actions = getActions();
+        this.mappedNotifications = Multimaps.index(schemaContext.getNotifications(),
             node -> node.getQName().withoutRevision());
         this.baseSchema = baseSchema;
         this.strictParsing = strictParsing;
     }
 
+    @VisibleForTesting
+    Set<ActionDefinition> getActions() {
+        Builder<ActionDefinition> builder = ImmutableSet.builder();
+        for (DataSchemaNode dataSchemaNode : schemaContext.getChildNodes()) {
+            if (dataSchemaNode instanceof ActionNodeContainer) {
+                findAction(dataSchemaNode, builder);
+            }
+        }
+        return builder.build();
+    }
+
+    private void findAction(final DataSchemaNode dataSchemaNode, final Builder<ActionDefinition> builder) {
+        if (dataSchemaNode instanceof ActionNodeContainer) {
+            final ActionNodeContainer containerSchemaNode = (ActionNodeContainer) dataSchemaNode;
+            for (ActionDefinition actionDefinition : containerSchemaNode.getActions()) {
+                builder.add(actionDefinition);
+            }
+        }
+        if (dataSchemaNode instanceof DataNodeContainer) {
+            for (DataSchemaNode innerDataSchemaNode : ((DataNodeContainer) dataSchemaNode).getChildNodes()) {
+                findAction(innerDataSchemaNode, builder);
+            }
+        }
+    }
+
     @Override
     public synchronized DOMNotification toNotification(final NetconfMessage message) {
-        final Map.Entry<Date, XmlElement> stripped = NetconfMessageTransformUtil.stripNotification(message);
+        final Map.Entry<Instant, XmlElement> stripped = NetconfMessageTransformUtil.stripNotification(message);
         final QName notificationNoRev;
         try {
             notificationNoRev = QName.create(
@@ -129,32 +169,34 @@ public class NetconfMessageTransformer implements MessageTransformer<NetconfMess
     }
 
     @Override
-    public NetconfMessage toRpcRequest(SchemaPath rpc, final NormalizedNode<?, ?> payload) {
+    public NetconfMessage toRpcRequest(final SchemaPath rpc, final NormalizedNode<?, ?> payload) {
         // In case no input for rpc is defined, we can simply construct the payload here
         final QName rpcQName = rpc.getLastComponent();
-        Map<QName, RpcDefinition> currentMappedRpcs = mappedRpcs;
 
         // Determine whether a base netconf operation is being invoked
         // and also check if the device exposed model for base netconf.
         // If no, use pre built base netconf operations model
         final boolean needToUseBaseCtx = mappedRpcs.get(rpcQName) == null && isBaseOrNotificationRpc(rpcQName);
+        final Map<QName, RpcDefinition> currentMappedRpcs;
         if (needToUseBaseCtx) {
             currentMappedRpcs = baseSchema.getMappedRpcs();
+        } else {
+            currentMappedRpcs = mappedRpcs;
         }
 
-        Preconditions.checkNotNull(currentMappedRpcs.get(rpcQName),
+        final RpcDefinition mappedRpc = Preconditions.checkNotNull(currentMappedRpcs.get(rpcQName),
                 "Unknown rpc %s, available rpcs: %s", rpcQName, currentMappedRpcs.keySet());
-        if (currentMappedRpcs.get(rpcQName).getInput().getChildNodes().isEmpty()) {
+        if (mappedRpc.getInput().getChildNodes().isEmpty()) {
             return new NetconfMessage(NetconfMessageTransformUtil
                     .prepareDomResultForRpcRequest(rpcQName, counter).getNode().getOwnerDocument());
         }
 
         Preconditions.checkNotNull(payload, "Transforming an rpc with input: %s, payload cannot be null", rpcQName);
+
         Preconditions.checkArgument(payload instanceof ContainerNode,
                 "Transforming an rpc with input: %s, payload has to be a container, but was: %s", rpcQName, payload);
-
         // Set the path to the input of rpc for the node stream writer
-        rpc = rpc.createChild(QName.create(rpcQName, "input").intern());
+        final SchemaPath rpcInput = rpc.createChild(YangConstants.operationInputQName(rpcQName.getModule()));
         final DOMResult result = NetconfMessageTransformUtil.prepareDomResultForRpcRequest(rpcQName, counter);
 
         try {
@@ -162,9 +204,50 @@ public class NetconfMessageTransformer implements MessageTransformer<NetconfMess
             // use default pre build context with just the base model
             // This way operations like lock/unlock are supported even if the source for base model was not provided
             SchemaContext ctx = needToUseBaseCtx ? baseSchema.getSchemaContext() : schemaContext;
-            NetconfMessageTransformUtil.writeNormalizedRpc((ContainerNode) payload, result, rpc, ctx);
+            NetconfMessageTransformUtil.writeNormalizedRpc((ContainerNode) payload, result, rpcInput, ctx);
+        } catch (final XMLStreamException | IOException | IllegalStateException e) {
+            throw new IllegalStateException("Unable to serialize " + rpcInput, e);
+        }
+
+        final Document node = result.getNode().getOwnerDocument();
+
+        return new NetconfMessage(node);
+    }
+
+    @Override
+    public NetconfMessage toActionRequest(final SchemaPath action, final DOMDataTreeIdentifier domDataTreeIdentifier,
+            final NormalizedNode<?, ?> payload) {
+        ActionDefinition actionDefinition = null;
+        for (ActionDefinition actionDef : actions) {
+            if (actionDef.getPath().getLastComponent().equals(action.getLastComponent())) {
+                actionDefinition = actionDef;
+            }
+        }
+        Preconditions.checkNotNull(actionDefinition, "Action does not exist: %s", action.getLastComponent());
+
+        final ContainerSchemaNode inputDef = actionDefinition.getInput();
+        if (inputDef.getChildNodes().isEmpty()) {
+            return new NetconfMessage(NetconfMessageTransformUtil.prepareDomResultForActionRequest(
+                    DataSchemaContextTree.from(schemaContext), domDataTreeIdentifier, action, counter,
+                    actionDefinition.getQName().getLocalName()).getNode().getOwnerDocument());
+        }
+
+        Preconditions.checkNotNull(payload, "Transforming an action with input: %s, payload cannot be null",
+                action.getLastComponent());
+        Preconditions.checkArgument(payload instanceof ContainerNode,
+                "Transforming an rpc with input: %s, payload has to be a container, but was: %s",
+                action.getLastComponent(), payload);
+
+        // Set the path to the input of action for the node stream writer
+        final DOMResult result = NetconfMessageTransformUtil.prepareDomResultForActionRequest(
+                DataSchemaContextTree.from(schemaContext), domDataTreeIdentifier, inputDef.getPath(), counter,
+                actionDefinition.getQName().getLocalName());
+
+        try {
+            NetconfMessageTransformUtil.writeNormalizedRpc((ContainerNode) payload, result, inputDef.getPath(),
+                schemaContext);
         } catch (final XMLStreamException | IOException | IllegalStateException e) {
-            throw new IllegalStateException("Unable to serialize " + rpc, e);
+            throw new IllegalStateException("Unable to serialize " + action, e);
         }
 
         final Document node = result.getNode().getOwnerDocument();
@@ -221,55 +304,75 @@ public class NetconfMessageTransformer implements MessageTransformer<NetconfMess
                     "Unable to parse response of %s, the rpc is unknown", rpcQName);
 
             // In case no input for rpc is defined, we can simply construct the payload here
-            if (rpcDefinition.getOutput().getChildNodes().isEmpty()) {
-                Preconditions.checkArgument(XmlElement.fromDomDocument(
-                    message.getDocument()).getOnlyChildElementWithSameNamespaceOptionally("ok").isPresent(),
-                    "Unexpected content in response of rpc: %s, %s", rpcDefinition.getQName(), message);
-                normalizedNode = null;
-            } else {
-                final Element element = message.getDocument().getDocumentElement();
-                try {
-                    final NormalizedNodeResult resultHolder = new NormalizedNodeResult();
-                    final NormalizedNodeStreamWriter writer = ImmutableNormalizedNodeStreamWriter.from(resultHolder);
-                    final XmlParserStream xmlParser = XmlParserStream.create(writer, schemaContext,
-                            rpcDefinition.getOutput(), strictParsing);
-                    xmlParser.traverse(new DOMSource(element));
-                    normalizedNode = resultHolder.getResult();
-                } catch (XMLStreamException | URISyntaxException | IOException | ParserConfigurationException
-                        | SAXException e) {
-                    throw new IllegalArgumentException(String.format("Failed to parse RPC response %s", element), e);
-                }
-            }
+            normalizedNode = parseResult(message, rpcDefinition);
         }
         return new DefaultDOMRpcResult(normalizedNode);
     }
 
+    @Override
+    public DOMActionResult toActionResult(final SchemaPath action, final NetconfMessage message) {
+        ActionDefinition actionDefinition = null;
+        for (ActionDefinition actionDef : actions) {
+            if (actionDef.getPath().getLastComponent().equals(action.getLastComponent())) {
+                actionDefinition = actionDef;
+            }
+        }
+        Preconditions.checkNotNull(actionDefinition, "Action does not exist: %s", action);
+        ContainerNode normalizedNode = (ContainerNode) parseResult(message, actionDefinition);
+
+        if (normalizedNode == null) {
+            return new SimpleDOMActionResult(Collections.<RpcError>emptyList());
+        } else {
+            return new SimpleDOMActionResult(normalizedNode, Collections.<RpcError>emptyList());
+        }
+    }
+
+    private NormalizedNode<?, ?> parseResult(final NetconfMessage message,
+            final OperationDefinition operationDefinition) {
+        if (operationDefinition.getOutput().getChildNodes().isEmpty()) {
+            Preconditions.checkArgument(XmlElement.fromDomDocument(
+                message.getDocument()).getOnlyChildElementWithSameNamespaceOptionally("ok").isPresent(),
+                "Unexpected content in response of rpc: %s, %s", operationDefinition.getQName(), message);
+            return null;
+        } else {
+            final Element element = message.getDocument().getDocumentElement();
+            try {
+                final NormalizedNodeResult resultHolder = new NormalizedNodeResult();
+                final NormalizedNodeStreamWriter writer = ImmutableNormalizedNodeStreamWriter.from(resultHolder);
+                final XmlParserStream xmlParser = XmlParserStream.create(writer, schemaContext,
+                        operationDefinition.getOutput(), strictParsing);
+                xmlParser.traverse(new DOMSource(element));
+                return resultHolder.getResult();
+            } catch (XMLStreamException | URISyntaxException | IOException | ParserConfigurationException
+                    | SAXException e) {
+                throw new IllegalArgumentException(String.format("Failed to parse RPC response %s", element), e);
+            }
+        }
+    }
+
     static class NetconfDeviceNotification implements DOMNotification, DOMEvent {
         private final ContainerNode content;
         private final SchemaPath schemaPath;
-        private final Date eventTime;
+        private final Instant eventTime;
 
-        NetconfDeviceNotification(final ContainerNode content, final Date eventTime) {
+        NetconfDeviceNotification(final ContainerNode content, final Instant eventTime) {
             this.content = content;
             this.eventTime = eventTime;
             this.schemaPath = toPath(content.getNodeType());
         }
 
-        @Nonnull
         @Override
         public SchemaPath getType() {
             return schemaPath;
-
         }
 
-        @Nonnull
         @Override
         public ContainerNode getBody() {
             return content;
         }
 
         @Override
-        public Date getEventTime() {
+        public Instant getEventInstant() {
             return eventTime;
         }
     }