Remove DocumentedException.ErrorSeverity
[netconf.git] / netconf / sal-netconf-connector / src / main / java / org / opendaylight / netconf / sal / connect / netconf / util / NetconfMessageTransformUtil.java
index d1ed75bb0f266cd0f504493868711ac00f4e90f7..a3d53d268f188825a5bce0d6c49d53d13e55f430 100644 (file)
@@ -7,27 +7,35 @@
  */
 package org.opendaylight.netconf.sal.connect.netconf.util;
 
-import com.google.common.base.Optional;
+import static org.opendaylight.netconf.util.NetconfUtil.NETCONF_DATA_QNAME;
+import static org.opendaylight.netconf.util.NetconfUtil.NETCONF_QNAME;
+
 import com.google.common.base.Preconditions;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import java.io.IOException;
 import java.net.URI;
+import java.time.Instant;
 import java.time.format.DateTimeParseException;
-import java.util.AbstractMap;
+import java.util.AbstractMap.SimpleEntry;
+import java.util.ArrayDeque;
 import java.util.Collection;
-import java.util.Date;
+import java.util.Deque;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Map.Entry;
+import java.util.Optional;
 import javax.xml.stream.XMLStreamException;
 import javax.xml.stream.XMLStreamWriter;
 import javax.xml.transform.dom.DOMResult;
 import javax.xml.transform.dom.DOMSource;
+import org.eclipse.jdt.annotation.NonNull;
 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
 import org.opendaylight.netconf.api.DocumentedException;
 import org.opendaylight.netconf.api.FailedNetconfMessage;
+import org.opendaylight.netconf.api.ModifyAction;
 import org.opendaylight.netconf.api.NetconfDocumentedException;
 import org.opendaylight.netconf.api.NetconfMessage;
 import org.opendaylight.netconf.api.xml.XmlElement;
@@ -40,19 +48,24 @@ import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.base._1._0.re
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.netconf.notification._1._0.rev080714.CreateSubscriptionInput;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.monitoring.rev101004.NetconfState;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfCapabilityChange;
+import org.opendaylight.yangtools.rfc7952.data.api.NormalizedMetadata;
+import org.opendaylight.yangtools.rfc7952.data.util.ImmutableNormalizedMetadata;
+import org.opendaylight.yangtools.rfc7952.data.util.ImmutableNormalizedMetadata.Builder;
+import org.opendaylight.yangtools.yang.common.ErrorSeverity;
 import org.opendaylight.yangtools.yang.common.QName;
 import org.opendaylight.yangtools.yang.common.RpcError;
-import org.opendaylight.yangtools.yang.common.RpcError.ErrorSeverity;
 import org.opendaylight.yangtools.yang.common.RpcResult;
 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
-import org.opendaylight.yangtools.yang.data.api.ModifyAction;
+import org.opendaylight.yangtools.yang.common.XMLNamespace;
+import org.opendaylight.yangtools.yang.common.YangConstants;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 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.NodeWithValue;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
-import org.opendaylight.yangtools.yang.data.api.schema.AnyXmlNode;
+import org.opendaylight.yangtools.yang.data.api.schema.AnyxmlNode;
 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
+import org.opendaylight.yangtools.yang.data.api.schema.DOMSourceAnyxmlNode;
 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;
@@ -60,11 +73,11 @@ import org.opendaylight.yangtools.yang.data.codec.xml.XMLStreamNormalizedNodeStr
 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.SchemaOrderedNormalizedNodeWriter;
-import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeAttrBuilder;
-import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
-import org.opendaylight.yangtools.yang.model.api.NotificationDefinition;
-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.opendaylight.yangtools.yang.data.util.DataSchemaContextNode;
+import org.opendaylight.yangtools.yang.data.util.DataSchemaContextTree;
+import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Absolute;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.w3c.dom.Document;
@@ -77,7 +90,7 @@ public final class NetconfMessageTransformUtil {
     public static final String MESSAGE_ID_PREFIX = "m";
     public static final String MESSAGE_ID_ATTR = "message-id";
 
-    public static final QName CREATE_SUBSCRIPTION_RPC_QNAME =
+    public static final @NonNull QName CREATE_SUBSCRIPTION_RPC_QNAME =
             QName.create(CreateSubscriptionInput.QNAME, "create-subscription").intern();
     private static final String SUBTREE = "subtree";
 
@@ -85,74 +98,83 @@ public final class NetconfMessageTransformUtil {
     private static final Document BLANK_DOCUMENT = XmlUtil.newDocument();
     public static final String EVENT_TIME = "eventTime";
 
-    private NetconfMessageTransformUtil() {}
+    private NetconfMessageTransformUtil() {
+
+    }
 
-    public static final QName IETF_NETCONF_MONITORING =
+    public static final @NonNull QName IETF_NETCONF_MONITORING =
             QName.create(NetconfState.QNAME, "ietf-netconf-monitoring").intern();
-    public static final QName GET_DATA_QNAME = QName.create(IETF_NETCONF_MONITORING, "data").intern();
-    public static final QName GET_SCHEMA_QNAME = QName.create(IETF_NETCONF_MONITORING, "get-schema").intern();
-    public static final QName IETF_NETCONF_MONITORING_SCHEMA_FORMAT =
+    public static final @NonNull QName GET_DATA_QNAME = QName.create(IETF_NETCONF_MONITORING, "data").intern();
+    public static final @NonNull QName GET_SCHEMA_QNAME = QName.create(IETF_NETCONF_MONITORING, "get-schema").intern();
+    public static final @NonNull QName IETF_NETCONF_MONITORING_SCHEMA_FORMAT =
             QName.create(IETF_NETCONF_MONITORING, "format").intern();
-    public static final QName IETF_NETCONF_MONITORING_SCHEMA_LOCATION =
+    public static final @NonNull QName IETF_NETCONF_MONITORING_SCHEMA_LOCATION =
             QName.create(IETF_NETCONF_MONITORING, "location").intern();
-    public static final QName IETF_NETCONF_MONITORING_SCHEMA_IDENTIFIER =
+    public static final @NonNull QName IETF_NETCONF_MONITORING_SCHEMA_IDENTIFIER =
             QName.create(IETF_NETCONF_MONITORING, "identifier").intern();
-    public static final QName IETF_NETCONF_MONITORING_SCHEMA_VERSION =
+    public static final @NonNull QName IETF_NETCONF_MONITORING_SCHEMA_VERSION =
             QName.create(IETF_NETCONF_MONITORING, "version").intern();
-    public static final QName IETF_NETCONF_MONITORING_SCHEMA_NAMESPACE =
+    public static final @NonNull QName IETF_NETCONF_MONITORING_SCHEMA_NAMESPACE =
             QName.create(IETF_NETCONF_MONITORING, "namespace").intern();
 
-    public static final QName IETF_NETCONF_NOTIFICATIONS =
+    public static final @NonNull QName IETF_NETCONF_NOTIFICATIONS =
             QName.create(NetconfCapabilityChange.QNAME, "ietf-netconf-notifications").intern();
 
-    public static final QName NETCONF_QNAME =
-            QName.create("urn:ietf:params:xml:ns:netconf:base:1.0", "2011-06-01", "netconf").intern();
-    public static final URI NETCONF_URI = NETCONF_QNAME.getNamespace();
-
-    public static final QName NETCONF_DATA_QNAME = QName.create(NETCONF_QNAME, "data").intern();
-    public static final NodeIdentifier NETCONF_DATA_NODEID = NodeIdentifier.create(NETCONF_DATA_QNAME);
-
-    public static final QName NETCONF_RPC_REPLY_QNAME = QName.create(NETCONF_QNAME, "rpc-reply").intern();
-    public static final QName NETCONF_OK_QNAME = QName.create(NETCONF_QNAME, "ok").intern();
-    public static final QName NETCONF_ERROR_OPTION_QNAME = QName.create(NETCONF_QNAME, "error-option").intern();
-    public static final NodeIdentifier NETCONF_ERROR_OPTION_NODEID = NodeIdentifier.create(NETCONF_ERROR_OPTION_QNAME);
-    public static final QName NETCONF_RUNNING_QNAME = QName.create(NETCONF_QNAME, "running").intern();
-    public static final QName NETCONF_SOURCE_QNAME = QName.create(NETCONF_QNAME, "source").intern();
-    public static final NodeIdentifier NETCONF_SOURCE_NODEID = NodeIdentifier.create(NETCONF_SOURCE_QNAME);
-    public static final QName NETCONF_CANDIDATE_QNAME = QName.create(NETCONF_QNAME, "candidate").intern();
-    public static final QName NETCONF_TARGET_QNAME = QName.create(NETCONF_QNAME, "target").intern();
-    public static final NodeIdentifier NETCONF_TARGET_NODEID = NodeIdentifier.create(NETCONF_TARGET_QNAME);
-    public static final QName NETCONF_CONFIG_QNAME = QName.create(NETCONF_QNAME, "config").intern();
-    public static final NodeIdentifier NETCONF_CONFIG_NODEID = NodeIdentifier.create(NETCONF_CONFIG_QNAME);
-
-    public static final QName NETCONF_COMMIT_QNAME = QName.create(NETCONF_QNAME, "commit").intern();
-    public static final SchemaPath NETCONF_COMMIT_PATH = toPath(NETCONF_COMMIT_QNAME);
-    public static final QName NETCONF_VALIDATE_QNAME = QName.create(NETCONF_QNAME, "validate").intern();
-    public static final NodeIdentifier NETCONF_VALIDATE_NODEID = NodeIdentifier.create(NETCONF_VALIDATE_QNAME);
-    public static final SchemaPath NETCONF_VALIDATE_PATH = toPath(NETCONF_VALIDATE_QNAME);
-    public static final QName NETCONF_COPY_CONFIG_QNAME = QName.create(NETCONF_QNAME, "copy-config").intern();
-    public static final NodeIdentifier NETCONF_COPY_CONFIG_NODEID = NodeIdentifier.create(NETCONF_COPY_CONFIG_QNAME);
-    public static final SchemaPath NETCONF_COPY_CONFIG_PATH = toPath(NETCONF_COPY_CONFIG_QNAME);
-
-    public static final QName NETCONF_OPERATION_QNAME = QName.create(NETCONF_QNAME, "operation").intern();
-    public static final QName NETCONF_DEFAULT_OPERATION_QNAME =
+    public static final XMLNamespace NETCONF_URI = NETCONF_QNAME.getNamespace();
+
+    public static final @NonNull NodeIdentifier NETCONF_DATA_NODEID = NodeIdentifier.create(NETCONF_DATA_QNAME);
+
+    public static final @NonNull QName NETCONF_RPC_REPLY_QNAME = QName.create(NETCONF_QNAME, "rpc-reply").intern();
+    public static final @NonNull NodeIdentifier NETCONF_RPC_REPLY_NODEID =
+        NodeIdentifier.create(NETCONF_RPC_REPLY_QNAME);
+
+    public static final @NonNull QName NETCONF_OK_QNAME = QName.create(NETCONF_QNAME, "ok").intern();
+    public static final @NonNull QName NETCONF_ERROR_OPTION_QNAME =
+        QName.create(NETCONF_QNAME, "error-option").intern();
+    public static final @NonNull NodeIdentifier NETCONF_ERROR_OPTION_NODEID =
+        NodeIdentifier.create(NETCONF_ERROR_OPTION_QNAME);
+    public static final @NonNull QName NETCONF_RUNNING_QNAME = QName.create(NETCONF_QNAME, "running").intern();
+    public static final @NonNull QName NETCONF_SOURCE_QNAME = QName.create(NETCONF_QNAME, "source").intern();
+    public static final @NonNull NodeIdentifier NETCONF_SOURCE_NODEID = NodeIdentifier.create(NETCONF_SOURCE_QNAME);
+    public static final @NonNull QName NETCONF_CANDIDATE_QNAME = QName.create(NETCONF_QNAME, "candidate").intern();
+    public static final @NonNull QName NETCONF_TARGET_QNAME = QName.create(NETCONF_QNAME, "target").intern();
+    public static final @NonNull NodeIdentifier NETCONF_TARGET_NODEID = NodeIdentifier.create(NETCONF_TARGET_QNAME);
+    public static final @NonNull QName NETCONF_CONFIG_QNAME = QName.create(NETCONF_QNAME, "config").intern();
+    public static final @NonNull NodeIdentifier NETCONF_CONFIG_NODEID = NodeIdentifier.create(NETCONF_CONFIG_QNAME);
+
+    public static final @NonNull QName NETCONF_COMMIT_QNAME = QName.create(NETCONF_QNAME, "commit").intern();
+    public static final @NonNull SchemaPath NETCONF_COMMIT_PATH = toPath(NETCONF_COMMIT_QNAME);
+    public static final @NonNull QName NETCONF_VALIDATE_QNAME = QName.create(NETCONF_QNAME, "validate").intern();
+    public static final @NonNull NodeIdentifier NETCONF_VALIDATE_NODEID = NodeIdentifier.create(NETCONF_VALIDATE_QNAME);
+    public static final @NonNull SchemaPath NETCONF_VALIDATE_PATH = toPath(NETCONF_VALIDATE_QNAME);
+    public static final @NonNull QName NETCONF_COPY_CONFIG_QNAME = QName.create(NETCONF_QNAME, "copy-config").intern();
+    public static final @NonNull NodeIdentifier NETCONF_COPY_CONFIG_NODEID =
+        NodeIdentifier.create(NETCONF_COPY_CONFIG_QNAME);
+    public static final @NonNull SchemaPath NETCONF_COPY_CONFIG_PATH = toPath(NETCONF_COPY_CONFIG_QNAME);
+
+    public static final @NonNull QName NETCONF_OPERATION_QNAME = QName.create(NETCONF_QNAME, "operation").intern();
+    private static final @NonNull QName NETCONF_OPERATION_QNAME_LEGACY =
+        NETCONF_OPERATION_QNAME.withoutRevision().intern();
+    public static final @NonNull QName NETCONF_DEFAULT_OPERATION_QNAME =
             QName.create(NETCONF_OPERATION_QNAME, "default-operation").intern();
-    public static final NodeIdentifier NETCONF_DEFAULT_OPERATION_NODEID =
+    public static final @NonNull NodeIdentifier NETCONF_DEFAULT_OPERATION_NODEID =
             NodeIdentifier.create(NETCONF_DEFAULT_OPERATION_QNAME);
-    public static final QName NETCONF_EDIT_CONFIG_QNAME = QName.create(NETCONF_QNAME, "edit-config").intern();
-    public static final NodeIdentifier NETCONF_EDIT_CONFIG_NODEID = NodeIdentifier.create(NETCONF_EDIT_CONFIG_QNAME);
-    public static final SchemaPath NETCONF_EDIT_CONFIG_PATH = toPath(NETCONF_EDIT_CONFIG_QNAME);
-    public static final QName NETCONF_GET_CONFIG_QNAME = QName.create(NETCONF_QNAME, "get-config");
-    public static final NodeIdentifier NETCONF_GET_CONFIG_NODEID = NodeIdentifier.create(NETCONF_GET_CONFIG_QNAME);
-    public static final SchemaPath NETCONF_GET_CONFIG_PATH = toPath(NETCONF_GET_CONFIG_QNAME);
-    public static final QName NETCONF_DISCARD_CHANGES_QNAME = QName.create(NETCONF_QNAME, "discard-changes");
-    public static final SchemaPath NETCONF_DISCARD_CHANGES_PATH = toPath(NETCONF_DISCARD_CHANGES_QNAME);
-    public static final QName NETCONF_TYPE_QNAME = QName.create(NETCONF_QNAME, "type").intern();
-    public static final QName NETCONF_FILTER_QNAME = QName.create(NETCONF_QNAME, "filter").intern();
-    public static final QName NETCONF_GET_QNAME = QName.create(NETCONF_QNAME, "get").intern();
-    public static final NodeIdentifier NETCONF_GET_NODEID = NodeIdentifier.create(NETCONF_GET_QNAME);
-    public static final SchemaPath NETCONF_GET_PATH = toPath(NETCONF_GET_QNAME);
-    public static final QName NETCONF_RPC_QNAME = QName.create(NETCONF_QNAME, "rpc").intern();
+    public static final @NonNull QName NETCONF_EDIT_CONFIG_QNAME = QName.create(NETCONF_QNAME, "edit-config").intern();
+    public static final @NonNull NodeIdentifier NETCONF_EDIT_CONFIG_NODEID =
+        NodeIdentifier.create(NETCONF_EDIT_CONFIG_QNAME);
+    public static final @NonNull SchemaPath NETCONF_EDIT_CONFIG_PATH = toPath(NETCONF_EDIT_CONFIG_QNAME);
+    public static final @NonNull QName NETCONF_GET_CONFIG_QNAME = QName.create(NETCONF_QNAME, "get-config");
+    public static final @NonNull NodeIdentifier NETCONF_GET_CONFIG_NODEID =
+        NodeIdentifier.create(NETCONF_GET_CONFIG_QNAME);
+    public static final @NonNull SchemaPath NETCONF_GET_CONFIG_PATH = toPath(NETCONF_GET_CONFIG_QNAME);
+    public static final @NonNull QName NETCONF_DISCARD_CHANGES_QNAME = QName.create(NETCONF_QNAME, "discard-changes");
+    public static final @NonNull SchemaPath NETCONF_DISCARD_CHANGES_PATH = toPath(NETCONF_DISCARD_CHANGES_QNAME);
+    public static final @NonNull QName NETCONF_TYPE_QNAME = QName.create(NETCONF_QNAME, "type").intern();
+    public static final @NonNull QName NETCONF_FILTER_QNAME = QName.create(NETCONF_QNAME, "filter").intern();
+    public static final @NonNull QName NETCONF_GET_QNAME = QName.create(NETCONF_QNAME, "get").intern();
+    public static final @NonNull NodeIdentifier NETCONF_GET_NODEID = NodeIdentifier.create(NETCONF_GET_QNAME);
+    public static final @NonNull SchemaPath NETCONF_GET_PATH = toPath(NETCONF_GET_QNAME);
+    public static final @NonNull QName NETCONF_RPC_QNAME = QName.create(NETCONF_QNAME, "rpc").intern();
     public static final QName YANG_QNAME = null;
     public static final URI NETCONF_ACTION_NAMESPACE = URI.create("urn:ietf:params:xml:ns:yang:1");
     public static final String NETCONF_ACTION = "action";
@@ -170,68 +192,93 @@ public final class NetconfMessageTransformUtil {
     public static final URI NETCONF_RUNNING_WRITABLE_URI = URI
             .create("urn:ietf:params:netconf:capability:writable-running:1.0");
 
-    public static final QName NETCONF_LOCK_QNAME = QName.create(NETCONF_QNAME, "lock").intern();
-    public static final NodeIdentifier NETCONF_LOCK_NODEID = NodeIdentifier.create(NETCONF_LOCK_QNAME);
-    public static final SchemaPath NETCONF_LOCK_PATH = toPath(NETCONF_LOCK_QNAME);
-    public static final QName NETCONF_UNLOCK_QNAME = QName.create(NETCONF_QNAME, "unlock").intern();
-    public static final NodeIdentifier NETCONF_UNLOCK_NODEID = NodeIdentifier.create(NETCONF_UNLOCK_QNAME);
-    public static final SchemaPath NETCONF_UNLOCK_PATH = toPath(NETCONF_UNLOCK_QNAME);
+    public static final @NonNull QName NETCONF_LOCK_QNAME = QName.create(NETCONF_QNAME, "lock").intern();
+    public static final @NonNull NodeIdentifier NETCONF_LOCK_NODEID = NodeIdentifier.create(NETCONF_LOCK_QNAME);
+    public static final @NonNull SchemaPath NETCONF_LOCK_PATH = toPath(NETCONF_LOCK_QNAME);
+    public static final @NonNull QName NETCONF_UNLOCK_QNAME = QName.create(NETCONF_QNAME, "unlock").intern();
+    public static final @NonNull NodeIdentifier NETCONF_UNLOCK_NODEID = NodeIdentifier.create(NETCONF_UNLOCK_QNAME);
+    public static final @NonNull SchemaPath NETCONF_UNLOCK_PATH = toPath(NETCONF_UNLOCK_QNAME);
 
-    public static final NodeIdentifier EDIT_CONTENT_NODEID = NodeIdentifier.create(EditContent.QNAME);
+    public static final @NonNull NodeIdentifier EDIT_CONTENT_NODEID = NodeIdentifier.create(EditContent.QNAME);
 
     // Discard changes message
-    public static final ContainerNode DISCARD_CHANGES_RPC_CONTENT = Builders.containerBuilder()
+    public static final @NonNull ContainerNode DISCARD_CHANGES_RPC_CONTENT = Builders.containerBuilder()
             .withNodeIdentifier(NodeIdentifier.create(NETCONF_DISCARD_CHANGES_QNAME)).build();
 
     // Commit changes message
-    public static final ContainerNode COMMIT_RPC_CONTENT = Builders.containerBuilder()
+    public static final @NonNull ContainerNode COMMIT_RPC_CONTENT = Builders.containerBuilder()
             .withNodeIdentifier(NodeIdentifier.create(NETCONF_COMMIT_QNAME)).build();
 
     // Get message
-    public static final ContainerNode GET_RPC_CONTENT = Builders.containerBuilder()
+    public static final @NonNull ContainerNode GET_RPC_CONTENT = Builders.containerBuilder()
             .withNodeIdentifier(NETCONF_GET_NODEID).build();
 
     // Create-subscription changes message
-    public static final ContainerNode CREATE_SUBSCRIPTION_RPC_CONTENT = Builders.containerBuilder()
+    public static final @NonNull ContainerNode CREATE_SUBSCRIPTION_RPC_CONTENT = Builders.containerBuilder()
             .withNodeIdentifier(NodeIdentifier.create(CREATE_SUBSCRIPTION_RPC_QNAME)).build();
 
-    private static final NodeIdentifier NETCONF_FILTER_NODEID = NodeIdentifier.create(NETCONF_FILTER_QNAME);
-    private static final Map<QName, String> SUBTREE_FILTER_ATTRIBUTES = ImmutableMap.of(NETCONF_TYPE_QNAME, SUBTREE);
+    public static final @NonNull SchemaPath CREATE_SUBSCRIPTION_RPC_PATH = toPath(CREATE_SUBSCRIPTION_RPC_QNAME);
 
-    public static final DataContainerChild<?, ?> EMPTY_FILTER;
+    public static final @NonNull NodeIdentifier NETCONF_FILTER_NODEID = NodeIdentifier.create(NETCONF_FILTER_QNAME);
 
-    static {
-        final NormalizedNodeAttrBuilder<NodeIdentifier, DOMSource, AnyXmlNode> anyXmlBuilder =
-                Builders.anyXmlBuilder().withNodeIdentifier(NETCONF_FILTER_NODEID)
-                .withAttributes(SUBTREE_FILTER_ATTRIBUTES);
-
-        final Element element = XmlUtil.createElement(BLANK_DOCUMENT, NETCONF_FILTER_QNAME.getLocalName(),
-                Optional.of(NETCONF_FILTER_QNAME.getNamespace().toString()));
-        element.setAttributeNS(NETCONF_FILTER_QNAME.getNamespace().toString(),
-                NETCONF_TYPE_QNAME.getLocalName(), "subtree");
+    public static final @NonNull AnyxmlNode<?> EMPTY_FILTER = buildFilterStructure(getNetconfFilterElement());
 
-        anyXmlBuilder.withValue(new DOMSource(element));
+    /**
+     * Creation of the subtree filter structure using {@link YangInstanceIdentifier} path.
+     *
+     * @param identifier parent path / query
+     * @param ctx        mountpoint schema context
+     * @return created DOM structure with subtree filter
+     */
+    public static AnyxmlNode<?> toFilterStructure(final YangInstanceIdentifier identifier,
+                                                       final EffectiveModelContext ctx) {
+        final Element element = getNetconfFilterElement();
+        try {
+            NetconfUtil.writeFilter(identifier, new DOMResult(element), SchemaPath.ROOT, ctx);
+        } catch (IOException | XMLStreamException e) {
+            throw new IllegalStateException("Unable to serialize filter element for path " + identifier, e);
+        }
+        return buildFilterStructure(element);
+    }
 
-        EMPTY_FILTER = anyXmlBuilder.build();
+    /**
+     * Creation of the subtree filter structure using list of parent {@link YangInstanceIdentifier}
+     * and specific selection fields. Field paths are relative to parent query path.
+     *
+     * @param fieldsFilters list of: parent path and selection fields
+     * @param ctx           mountpoint schema context
+     * @return created DOM structure with subtree filter
+     */
+    public static AnyxmlNode<?> toFilterStructure(final List<FieldsFilter> fieldsFilters,
+                                                  final EffectiveModelContext ctx) {
+        Preconditions.checkState(!fieldsFilters.isEmpty(), "An empty list of subtree filters is not allowed");
+        final Element element = getNetconfFilterElement();
+
+        for (final FieldsFilter filter : fieldsFilters) {
+            try {
+                NetconfUtil.writeFilter(filter.path(), new DOMResult(element), SchemaPath.ROOT, ctx, filter.fields());
+            } catch (IOException | XMLStreamException e) {
+                throw new IllegalStateException(String.format(
+                        "Unable to serialize filter element for path %s with fields: %s",
+                        filter.path(), filter.fields()), e);
+            }
+        }
+        return buildFilterStructure(element);
     }
 
-    public static DataContainerChild<?, ?> toFilterStructure(final YangInstanceIdentifier identifier,
-                                                             final SchemaContext ctx) {
-        final NormalizedNodeAttrBuilder<NodeIdentifier, DOMSource, AnyXmlNode> anyXmlBuilder = Builders.anyXmlBuilder()
-                .withNodeIdentifier(NETCONF_FILTER_NODEID).withAttributes(SUBTREE_FILTER_ATTRIBUTES);
+    private static Element getNetconfFilterElement() {
         final Element element = XmlUtil.createElement(BLANK_DOCUMENT, NETCONF_FILTER_QNAME.getLocalName(),
                 Optional.of(NETCONF_FILTER_QNAME.getNamespace().toString()));
         element.setAttributeNS(NETCONF_FILTER_QNAME.getNamespace().toString(), NETCONF_TYPE_QNAME.getLocalName(),
-                "subtree");
-
-        try {
-            NetconfUtil.writeFilter(identifier, new DOMResult(element), SchemaPath.ROOT, ctx);
-        } catch (IOException | XMLStreamException e) {
-            throw new IllegalStateException("Unable to serialize filter element for path " + identifier, e);
-        }
-        anyXmlBuilder.withValue(new DOMSource(element));
+                SUBTREE);
+        return element;
+    }
 
-        return anyXmlBuilder.build();
+    private static AnyxmlNode<?> buildFilterStructure(final Element element) {
+        return Builders.anyXmlBuilder()
+                .withNodeIdentifier(NETCONF_FILTER_NODEID)
+                .withValue(new DOMSource(element))
+                .build();
     }
 
     public static void checkValidReply(final NetconfMessage input, final NetconfMessage output)
@@ -248,7 +295,7 @@ public final class NetconfMessageTransformUtil {
             throw new NetconfDocumentedException("Response message contained unknown \"message-id\"",
                     null, NetconfDocumentedException.ErrorType.PROTOCOL,
                     NetconfDocumentedException.ErrorTag.BAD_ATTRIBUTE,
-                    NetconfDocumentedException.ErrorSeverity.ERROR, errorInfo);
+                    ErrorSeverity.ERROR, errorInfo);
         }
     }
 
@@ -269,8 +316,7 @@ public final class NetconfMessageTransformUtil {
             }
         }
 
-        final ErrorSeverity severity = toRpcErrorSeverity(ex.getErrorSeverity());
-        return severity == ErrorSeverity.ERROR
+        return ex.getErrorSeverity() == ErrorSeverity.ERROR
                 ? RpcResultBuilder.newError(toRpcErrorType(ex.getErrorType()), ex.getErrorTag().getTagValue(),
                         ex.getLocalizedMessage(), null, infoBuilder.toString(), ex.getCause())
                 : RpcResultBuilder.newWarning(
@@ -278,15 +324,6 @@ public final class NetconfMessageTransformUtil {
                         ex.getLocalizedMessage(), null, infoBuilder.toString(), ex.getCause());
     }
 
-    private static ErrorSeverity toRpcErrorSeverity(final NetconfDocumentedException.ErrorSeverity severity) {
-        switch (severity) {
-            case WARNING:
-                return RpcError.ErrorSeverity.WARNING;
-            default:
-                return RpcError.ErrorSeverity.ERROR;
-        }
-    }
-
     private static RpcError.ErrorType toRpcErrorType(final NetconfDocumentedException.ErrorType type) {
         switch (type) {
             case PROTOCOL:
@@ -318,46 +355,38 @@ public final class NetconfMessageTransformUtil {
                 || NETCONF_GET_QNAME.getLocalName().equals(rpc.getLocalName()));
     }
 
-    public static ContainerSchemaNode createSchemaForDataRead(final SchemaContext schemaContext) {
-        return new NodeContainerProxy(NETCONF_DATA_QNAME, schemaContext.getChildNodes());
-    }
-
-    public static ContainerSchemaNode createSchemaForNotification(final NotificationDefinition next) {
-        return new NodeContainerProxy(next.getQName(), next.getChildNodes(), next.getAvailableAugmentations());
-    }
-
     @Deprecated
-    public static ContainerNode wrap(final QName name, final DataContainerChild<?, ?>... node) {
+    public static @NonNull ContainerNode wrap(final QName name, final DataContainerChild... node) {
         return wrap(toId(name), node);
     }
 
-    public static ContainerNode wrap(final NodeIdentifier name, final DataContainerChild<?, ?>... node) {
+    public static @NonNull ContainerNode wrap(final NodeIdentifier name, final DataContainerChild... node) {
         return Builders.containerBuilder().withNodeIdentifier(name).withValue(ImmutableList.copyOf(node)).build();
     }
 
-    public static AnyXmlNode createEditConfigAnyxml(
-            final SchemaContext ctx, final YangInstanceIdentifier dataPath, final Optional<ModifyAction> operation,
-            final Optional<NormalizedNode<?, ?>> lastChildOverride) {
-        final NormalizedNode<?, ?> configContent;
-
+    public static DOMSourceAnyxmlNode createEditConfigAnyxml(
+            final EffectiveModelContext ctx, final YangInstanceIdentifier dataPath,
+            final Optional<ModifyAction> operation, final Optional<NormalizedNode> lastChildOverride) {
+        final NormalizedNode configContent;
+        final NormalizedMetadata metadata;
         if (dataPath.isEmpty()) {
             Preconditions.checkArgument(lastChildOverride.isPresent(),
                     "Data has to be present when creating structure for top level element");
-            Preconditions.checkArgument(lastChildOverride.get() instanceof DataContainerChild<?, ?>,
+            Preconditions.checkArgument(lastChildOverride.get() instanceof DataContainerChild,
                     "Data has to be either container or a list node when creating structure for top level element, "
                             + "but was: %s", lastChildOverride.get());
             configContent = lastChildOverride.get();
+            metadata = null;
         } else {
-            final Entry<QName, ModifyAction> modifyOperation = operation.isPresent()
-                    ? new AbstractMap.SimpleEntry<>(NETCONF_OPERATION_QNAME, operation.get()) : null;
-            configContent = ImmutableNodes.fromInstanceId(ctx, dataPath, lastChildOverride.toJavaUtil(),
-                java.util.Optional.ofNullable(modifyOperation));
+            configContent = ImmutableNodes.fromInstanceId(ctx, dataPath, lastChildOverride);
+            metadata = operation.map(oper -> leafMetadata(dataPath, oper)).orElse(null);
         }
 
         final Element element = XmlUtil.createElement(BLANK_DOCUMENT, NETCONF_CONFIG_QNAME.getLocalName(),
                 Optional.of(NETCONF_CONFIG_QNAME.getNamespace().toString()));
+
         try {
-            NetconfUtil.writeNormalizedNode(configContent, new DOMResult(element), SchemaPath.ROOT, ctx);
+            NetconfUtil.writeNormalizedNode(configContent, metadata, new DOMResult(element), SchemaPath.ROOT, ctx);
         } catch (IOException | XMLStreamException e) {
             throw new IllegalStateException("Unable to serialize edit config content element for path " + dataPath, e);
         }
@@ -366,18 +395,42 @@ public final class NetconfMessageTransformUtil {
                 .build();
     }
 
-    public static DataContainerChild<?, ?> createEditConfigStructure(
-            final SchemaContext ctx, final YangInstanceIdentifier dataPath, final Optional<ModifyAction> operation,
-            final Optional<NormalizedNode<?, ?>> lastChildOverride) {
+    private static NormalizedMetadata leafMetadata(final YangInstanceIdentifier path, final ModifyAction oper) {
+        final List<PathArgument> args = path.getPathArguments();
+        final Deque<Builder> builders = new ArrayDeque<>(args.size());
+
+        // Step one: open builders
+        for (PathArgument arg : args) {
+            builders.push(ImmutableNormalizedMetadata.builder().withIdentifier(arg));
+        }
+
+        // Step two: set the top builder's metadata
+        builders.peek().withAnnotation(NETCONF_OPERATION_QNAME_LEGACY, oper.toString().toLowerCase(Locale.US));
+
+        // Step three: build the tree
+        while (true) {
+            final ImmutableNormalizedMetadata currentMeta = builders.pop().build();
+            final Builder parent = builders.peek();
+            if (parent != null) {
+                parent.withChild(currentMeta);
+            } else {
+                return currentMeta;
+            }
+        }
+    }
+
+    public static DataContainerChild createEditConfigStructure(final EffectiveModelContext ctx,
+            final YangInstanceIdentifier dataPath, final Optional<ModifyAction> operation,
+            final Optional<NormalizedNode> lastChildOverride) {
         return Builders.choiceBuilder().withNodeIdentifier(EDIT_CONTENT_NODEID)
                 .withChild(createEditConfigAnyxml(ctx, dataPath, operation, lastChildOverride)).build();
     }
 
-    public static SchemaPath toPath(final QName rpc) {
+    public static @NonNull SchemaPath toPath(final QName rpc) {
         return SchemaPath.ROOT.createChild(rpc);
     }
 
-    public static Map.Entry<Date, XmlElement> stripNotification(final NetconfMessage message) {
+    public static Map.Entry<Instant, XmlElement> stripNotification(final NetconfMessage message) {
         final XmlElement xmlElement = XmlElement.fromDomDocument(message.getDocument());
         final List<XmlElement> childElements = xmlElement.getChildElements();
         Preconditions.checkArgument(childElements.size() == 2, "Unable to parse notification %s, unexpected format."
@@ -397,8 +450,8 @@ public final class NetconfMessageTransformUtil {
         }
 
         try {
-            return new AbstractMap.SimpleEntry<>(
-                    NetconfNotification.RFC3339_DATE_PARSER.apply(eventTimeElement.getTextContent()),
+            return new SimpleEntry<>(
+                    NetconfNotification.RFC3339_DATE_PARSER.apply(eventTimeElement.getTextContent()).toInstant(),
                     notificationElement);
         } catch (final DocumentedException e) {
             throw new IllegalArgumentException("Notification payload does not contain " + EVENT_TIME + " " + message,
@@ -406,7 +459,8 @@ public final class NetconfMessageTransformUtil {
         } catch (final DateTimeParseException e) {
             LOG.warn("Unable to parse event time from {}. Setting time to {}", eventTimeElement,
                     NetconfNotification.UNKNOWN_EVENT_TIME, e);
-            return new AbstractMap.SimpleEntry<>(NetconfNotification.UNKNOWN_EVENT_TIME, notificationElement);
+            return new SimpleEntry<>(NetconfNotification.UNKNOWN_EVENT_TIME.toInstant(),
+                    notificationElement);
         }
     }
 
@@ -422,8 +476,8 @@ public final class NetconfMessageTransformUtil {
         return new DOMResult(elementNS);
     }
 
-    public static DOMResult prepareDomResultForActionRequest(final DOMDataTreeIdentifier domDataTreeIdentifier,
-            final SchemaPath actionSchemaPath, final MessageCounter counter, final String action) {
+    public static DOMResult prepareDomResultForActionRequest(final DataSchemaContextTree dataSchemaContextTree,
+            final DOMDataTreeIdentifier domDataTreeIdentifier, final MessageCounter counter, final QName action) {
         final Document document = XmlUtil.newDocument();
         final Element rpcNS =
                 document.createElementNS(NETCONF_RPC_QNAME.getNamespace().toString(), NETCONF_RPC_QNAME.getLocalName());
@@ -431,29 +485,37 @@ public final class NetconfMessageTransformUtil {
         rpcNS.setAttribute(MESSAGE_ID_ATTR, counter.getNewMessageId(MESSAGE_ID_PREFIX));
 
         final Element actionNS = document.createElementNS(NETCONF_ACTION_NAMESPACE.toString(), NETCONF_ACTION);
-
-        final Element actionData = prepareActionData(actionNS,
+        final DataSchemaContextNode<?> rootSchemaContextNode = dataSchemaContextTree.getRoot();
+        final Element actionData = prepareActionData(rootSchemaContextNode, actionNS,
                 domDataTreeIdentifier.getRootIdentifier().getPathArguments().iterator(), document);
 
-        Element specificActionElement = document.createElement(action);
+        final Element specificActionElement =
+                document.createElementNS(action.getNamespace().toString(), action.getLocalName());
         actionData.appendChild(specificActionElement);
         rpcNS.appendChild(actionNS);
         document.appendChild(rpcNS);
         return new DOMResult(specificActionElement);
     }
 
-    private static Element prepareActionData(final Element actionNS, final Iterator<PathArgument> iterator,
-            final Document document) {
+    private static Element prepareActionData(final DataSchemaContextNode<?> currentParentSchemaNode,
+            final Element actionNS, final Iterator<PathArgument> iterator, final Document document) {
         if (iterator.hasNext()) {
-            PathArgument next = iterator.next();
-            final QName actualNS = next.getNodeType();
+            final PathArgument next = iterator.next();
+
+            final DataSchemaContextNode<?> current = currentParentSchemaNode.getChild(next);
+            Preconditions.checkArgument(current != null, "Invalid input: schema for argument %s not found", next);
+
+            if (current.isMixin()) {
+                return prepareActionData(current, actionNS, iterator, document);
+            }
 
+            final QName actualNS = next.getNodeType();
             final Element actualElement = document.createElementNS(actualNS.getNamespace().toString(),
                     actualNS.getLocalName());
             if (next instanceof NodeWithValue) {
-                actualElement.setNodeValue(((NodeWithValue) next).getValue().toString());
+                actualElement.setNodeValue(((NodeWithValue<?>) next).getValue().toString());
             } else if (next instanceof NodeIdentifierWithPredicates) {
-                for (Entry<QName, Object> entry : ((NodeIdentifierWithPredicates) next).getKeyValues().entrySet()) {
+                for (Entry<QName, Object> entry : ((NodeIdentifierWithPredicates) next).entrySet()) {
                     final Element entryElement = document.createElementNS(entry.getKey().getNamespace().toString(),
                             entry.getKey().getLocalName());
                     entryElement.setTextContent(entry.getValue().toString());
@@ -462,23 +524,27 @@ public final class NetconfMessageTransformUtil {
                 }
             }
             actionNS.appendChild(actualElement);
-            return prepareActionData(actualElement, iterator, document);
+            return prepareActionData(current, actualElement, iterator, document);
         } else {
             return actionNS;
         }
     }
 
     @SuppressWarnings("checkstyle:IllegalCatch")
-    public static void writeNormalizedRpc(final ContainerNode normalized, final DOMResult result,
-                                          final SchemaPath schemaPath,
-                                          final SchemaContext baseNetconfCtx) throws IOException, XMLStreamException {
+    public static void writeNormalizedOperationInput(final ContainerNode normalized, final DOMResult result,
+            final Absolute operationPath, final EffectiveModelContext baseNetconfCtx)
+                throws IOException, XMLStreamException {
+        final QName inputQName = YangConstants.operationInputQName(operationPath.lastNodeIdentifier().getModule());
+        // FIXME: eliminate this conversion
+        final SchemaPath inputPath = operationPath.asSchemaPath().createChild(inputQName);
+
         final XMLStreamWriter writer = NetconfUtil.XML_FACTORY.createXMLStreamWriter(result);
         try {
             try (NormalizedNodeStreamWriter normalizedNodeStreamWriter =
-                    XMLStreamNormalizedNodeStreamWriter.create(writer, baseNetconfCtx, schemaPath)) {
+                    XMLStreamNormalizedNodeStreamWriter.create(writer, baseNetconfCtx, inputPath)) {
                 try (SchemaOrderedNormalizedNodeWriter normalizedNodeWriter =
-                        new SchemaOrderedNormalizedNodeWriter(normalizedNodeStreamWriter, baseNetconfCtx, schemaPath)) {
-                    final Collection<DataContainerChild<?, ?>> value = normalized.getValue();
+                        new SchemaOrderedNormalizedNodeWriter(normalizedNodeStreamWriter, baseNetconfCtx, inputPath)) {
+                    final Collection<DataContainerChild> value = normalized.body();
                     normalizedNodeWriter.write(value);
                     normalizedNodeWriter.flush();
                 }
@@ -494,13 +560,10 @@ public final class NetconfMessageTransformUtil {
 
     public static RpcResult<NetconfMessage> toRpcResult(final FailedNetconfMessage message) {
         return RpcResultBuilder.<NetconfMessage>failed()
-                .withRpcError(
-                        toRpcError(
-                                new NetconfDocumentedException(
-                                        message.getException().getMessage(),
-                                        DocumentedException.ErrorType.APPLICATION,
-                                        DocumentedException.ErrorTag.MALFORMED_MESSAGE,
-                                        DocumentedException.ErrorSeverity.ERROR)))
+                .withRpcError(toRpcError(new NetconfDocumentedException(message.getException().getMessage(),
+                    DocumentedException.ErrorType.APPLICATION,
+                    DocumentedException.ErrorTag.MALFORMED_MESSAGE,
+                    ErrorSeverity.ERROR)))
                 .build();
     }
 }