X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-rest-connector%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fsal%2Frest%2Fimpl%2FNormalizedNodeXmlBodyWriter.java;h=6d04baf0fe9058e442b7d1b9dc083e54d2058fe5;hb=31a4027d1a9dff2e0e44e5d4cf97dfd957efa805;hp=bab26dfc012b1a620f2e0a619ef3d93d10b0bb2e;hpb=c36bb2bc93ea0fbdd3ca8b2663447fc921450aee;p=controller.git

diff --git a/opendaylight/md-sal/sal-rest-connector/src/main/java/org/opendaylight/controller/sal/rest/impl/NormalizedNodeXmlBodyWriter.java b/opendaylight/md-sal/sal-rest-connector/src/main/java/org/opendaylight/controller/sal/rest/impl/NormalizedNodeXmlBodyWriter.java
index bab26dfc01..6d04baf0fe 100644
--- a/opendaylight/md-sal/sal-rest-connector/src/main/java/org/opendaylight/controller/sal/rest/impl/NormalizedNodeXmlBodyWriter.java
+++ b/opendaylight/md-sal/sal-rest-connector/src/main/java/org/opendaylight/controller/sal/rest/impl/NormalizedNodeXmlBodyWriter.java
@@ -7,38 +7,37 @@
  */
 package org.opendaylight.controller.sal.rest.impl;
 
+import com.google.common.base.Optional;
 import com.google.common.base.Throwables;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.lang.annotation.Annotation;
 import java.lang.reflect.Type;
+import javanet.staxutils.IndentingXMLStreamWriter;
 import javax.ws.rs.Produces;
 import javax.ws.rs.WebApplicationException;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.MultivaluedMap;
 import javax.ws.rs.ext.MessageBodyWriter;
 import javax.ws.rs.ext.Provider;
+import javax.xml.XMLConstants;
 import javax.xml.stream.FactoryConfigurationError;
 import javax.xml.stream.XMLOutputFactory;
 import javax.xml.stream.XMLStreamException;
 import javax.xml.stream.XMLStreamWriter;
 import org.opendaylight.controller.sal.rest.api.Draft02;
+import org.opendaylight.controller.sal.rest.api.RestconfNormalizedNodeWriter;
 import org.opendaylight.controller.sal.rest.api.RestconfService;
 import org.opendaylight.controller.sal.restconf.impl.InstanceIdentifierContext;
 import org.opendaylight.controller.sal.restconf.impl.NormalizedNodeContext;
-import org.opendaylight.controller.sal.restconf.impl.RestconfDocumentedException;
-import org.opendaylight.controller.sal.restconf.impl.RestconfError.ErrorTag;
-import org.opendaylight.controller.sal.restconf.impl.RestconfError.ErrorType;
 import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
 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.MapEntryNode;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
-import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeWriter;
 import org.opendaylight.yangtools.yang.data.impl.codec.xml.XMLStreamNormalizedNodeStreamWriter;
 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
+import org.opendaylight.yangtools.yang.model.api.RpcDefinition;
 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
 
@@ -71,59 +70,78 @@ public class NormalizedNodeXmlBodyWriter implements MessageBodyWriter<Normalized
             final Annotation[] annotations, final MediaType mediaType,
             final MultivaluedMap<String, Object> httpHeaders, final OutputStream entityStream) throws IOException,
             WebApplicationException {
-        InstanceIdentifierContext pathContext = t.getInstanceIdentifierContext();
+        final InstanceIdentifierContext<?> pathContext = t.getInstanceIdentifierContext();
         if (t.getData() == null) {
-            throw new RestconfDocumentedException(
-                    "Request could not be completed because the relevant data model content does not exist.",
-                    ErrorType.APPLICATION, ErrorTag.DATA_MISSING);
+            return;
         }
 
         XMLStreamWriter xmlWriter;
         try {
             xmlWriter = XML_FACTORY.createXMLStreamWriter(entityStream);
-        } catch (XMLStreamException e) {
+            if (t.getWriterParameters().isPrettyPrint()) {
+                xmlWriter = new IndentingXMLStreamWriter(xmlWriter);
+            }
+        } catch (final XMLStreamException e) {
             throw new IllegalStateException(e);
-        } catch (FactoryConfigurationError e) {
+        } catch (final FactoryConfigurationError e) {
             throw new IllegalStateException(e);
         }
         NormalizedNode<?, ?> data = t.getData();
         SchemaPath schemaPath = pathContext.getSchemaNode().getPath();
 
-        boolean isDataRoot = false;
-        if (SchemaPath.ROOT.equals(schemaPath)) {
-            isDataRoot = true;
-        } else {
-            schemaPath = schemaPath.getParent();
-        }
 
-        NormalizedNodeStreamWriter jsonWriter = XMLStreamNormalizedNodeStreamWriter.create(xmlWriter,
-                pathContext.getSchemaContext(), schemaPath);
-        NormalizedNodeWriter nnWriter = NormalizedNodeWriter.forStreamWriter(jsonWriter);
-        if (isDataRoot) {
-            writeRootElement(xmlWriter, nnWriter, (ContainerNode) data);
+
+        writeNormalizedNode(xmlWriter, schemaPath, pathContext, data, t.getWriterParameters().getDepth());
+
+    }
+
+    private void writeNormalizedNode(XMLStreamWriter xmlWriter, SchemaPath schemaPath, InstanceIdentifierContext<?>
+            pathContext, NormalizedNode<?, ?> data, Optional<Integer> depth) throws IOException {
+        final RestconfNormalizedNodeWriter nnWriter;
+        final SchemaContext schemaCtx = pathContext.getSchemaContext();
+        if (SchemaPath.ROOT.equals(schemaPath)) {
+            nnWriter = createNormalizedNodeWriter(xmlWriter, schemaCtx, schemaPath, depth);
+            writeElements(xmlWriter, nnWriter, (ContainerNode) data);
+        }  else if (pathContext.getSchemaNode() instanceof RpcDefinition) {
+            nnWriter = createNormalizedNodeWriter(xmlWriter, schemaCtx,
+                    ((RpcDefinition) pathContext.getSchemaNode()).getOutput().getPath(), depth);
+            writeElements(xmlWriter, nnWriter, (ContainerNode) data);
         } else {
+            nnWriter = createNormalizedNodeWriter(xmlWriter, schemaCtx, schemaPath.getParent(), depth);
             if (data instanceof MapEntryNode) {
                 // Restconf allows returning one list item. We need to wrap it
                 // in map node in order to serialize it properly
                 data = ImmutableNodes.mapNodeBuilder(data.getNodeType()).addChild((MapEntryNode) data).build();
             }
             nnWriter.write(data);
-            nnWriter.flush();
+        }
+        nnWriter.flush();
+    }
+
+    private RestconfNormalizedNodeWriter createNormalizedNodeWriter(XMLStreamWriter xmlWriter,
+                                                                        SchemaContext schemaContext, SchemaPath schemaPath, Optional<Integer> depth) {
+        NormalizedNodeStreamWriter xmlStreamWriter = XMLStreamNormalizedNodeStreamWriter.create(xmlWriter, schemaContext, schemaPath);
+        if (depth.isPresent()) {
+            return DepthAwareNormalizedNodeWriter.forStreamWriter(xmlStreamWriter, depth.get());
+        } else {
+            return RestconfDelegatingNormalizedNodeWriter.forStreamWriter(xmlStreamWriter);
         }
     }
 
-    private void writeRootElement(XMLStreamWriter xmlWriter, NormalizedNodeWriter nnWriter, ContainerNode data)
+    private void writeElements(final XMLStreamWriter xmlWriter, final RestconfNormalizedNodeWriter nnWriter,
+                               final ContainerNode data)
             throws IOException {
         try {
-            QName name = SchemaContext.NAME;
-            xmlWriter.writeStartElement(name.getNamespace().toString(), name.getLocalName());
-            for (DataContainerChild<? extends PathArgument, ?> child : data.getValue()) {
+            final QName name = data.getNodeType();
+            xmlWriter.writeStartElement(XMLConstants.DEFAULT_NS_PREFIX, name.getLocalName(), name.getNamespace().toString());
+            xmlWriter.writeDefaultNamespace(name.getNamespace().toString());
+            for(NormalizedNode<?,?> child : data.getValue()) {
                 nnWriter.write(child);
             }
             nnWriter.flush();
             xmlWriter.writeEndElement();
             xmlWriter.flush();
-        } catch (XMLStreamException e) {
+        } catch (final XMLStreamException e) {
             Throwables.propagate(e);
         }
     }