*/
package org.opendaylight.controller.sal.rest.impl;
+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.core.Response;
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 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.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
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;
@Provider
@Produces({ Draft02.MediaTypes.API + RestconfService.XML, Draft02.MediaTypes.DATA + RestconfService.XML,
- Draft02.MediaTypes.OPERATION + RestconfService.XML, MediaType.APPLICATION_XML, MediaType.TEXT_XML })
-
+ Draft02.MediaTypes.OPERATION + RestconfService.XML, MediaType.APPLICATION_XML, MediaType.TEXT_XML })
public class NormalizedNodeXmlBodyWriter implements MessageBodyWriter<NormalizedNodeContext> {
-
private static final XMLOutputFactory XML_FACTORY;
static {
- XML_FACTORY = XMLOutputFactory.newFactory();
+ XML_FACTORY = XMLOutputFactory.newFactory();
XML_FACTORY.setProperty(XMLOutputFactory.IS_REPAIRING_NAMESPACES, true);
}
-
@Override
- public boolean isWriteable(final Class<?> type, final Type genericType, final Annotation[] annotations, final MediaType mediaType) {
+ public boolean isWriteable(final Class<?> type, final Type genericType, final Annotation[] annotations,
+ final MediaType mediaType) {
return type.equals(NormalizedNodeContext.class);
}
@Override
- public long getSize(final NormalizedNodeContext t, final Class<?> type, final Type genericType, final Annotation[] annotations, final MediaType mediaType) {
+ public long getSize(final NormalizedNodeContext t, final Class<?> type, final Type genericType,
+ final Annotation[] annotations, final MediaType mediaType) {
return -1;
}
@Override
- public void writeTo(final NormalizedNodeContext t, final Class<?> type, final Type genericType, final Annotation[] annotations,
- final MediaType mediaType, final MultivaluedMap<String, Object> httpHeaders, final OutputStream entityStream)
- throws IOException, WebApplicationException {
- InstanceIdentifierContext pathContext = t.getInstanceIdentifierContext();
+ public void writeTo(final NormalizedNodeContext t, final Class<?> type, final Type genericType,
+ final Annotation[] annotations, final MediaType mediaType,
+ final MultivaluedMap<String, Object> httpHeaders, final OutputStream entityStream) throws IOException,
+ WebApplicationException {
+ final InstanceIdentifierContext<?> pathContext = t.getInstanceIdentifierContext();
if (t.getData() == null) {
- throw new RestconfDocumentedException(Response.Status.NOT_FOUND);
+ 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().getParent();
- if(data instanceof MapEntryNode) {
- data = ImmutableNodes.mapNodeBuilder(data.getNodeType()).addChild((MapEntryNode) data).build();
- //schemaPath = pathContext.getSchemaNode().getPath();
- }
+ SchemaPath schemaPath = pathContext.getSchemaNode().getPath();
- NormalizedNodeStreamWriter jsonWriter = XMLStreamNormalizedNodeStreamWriter.create(xmlWriter,pathContext.getSchemaContext(),schemaPath);
- NormalizedNodeWriter nnWriter = NormalizedNodeWriter.forStreamWriter(jsonWriter);
- nnWriter.write(data);
+
+ writeNormalizedNode(xmlWriter,schemaPath,pathContext,data);
+ }
+
+ private void writeNormalizedNode(XMLStreamWriter xmlWriter, SchemaPath schemaPath,InstanceIdentifierContext<?> pathContext, NormalizedNode<?, ?> data) throws IOException {
+ final NormalizedNodeWriter nnWriter;
+ final SchemaContext schemaCtx = pathContext.getSchemaContext();
+ if (SchemaPath.ROOT.equals(schemaPath)) {
+ nnWriter = createNormalizedNodeWriter(xmlWriter, schemaCtx, schemaPath);
+ writeElements(xmlWriter, nnWriter, (ContainerNode) data);
+ } else if (pathContext.getSchemaNode() instanceof RpcDefinition) {
+ nnWriter = createNormalizedNodeWriter(xmlWriter, schemaCtx, ((RpcDefinition) pathContext.getSchemaNode()).getOutput().getPath());
+ writeElements(xmlWriter, nnWriter, (ContainerNode) data);
+ } else {
+ nnWriter = createNormalizedNodeWriter(xmlWriter, schemaCtx, schemaPath.getParent());
+ 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();
}
+
+ private NormalizedNodeWriter createNormalizedNodeWriter(XMLStreamWriter xmlWriter,
+ SchemaContext schemaContext, SchemaPath schemaPath) {
+ NormalizedNodeStreamWriter xmlStreamWriter = XMLStreamNormalizedNodeStreamWriter.create(xmlWriter, schemaContext, schemaPath);
+ return NormalizedNodeWriter.forStreamWriter(xmlStreamWriter);
+ }
+
+ private void writeElements(final XMLStreamWriter xmlWriter, final NormalizedNodeWriter nnWriter, final ContainerNode data)
+ throws IOException {
+ try {
+ 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 (final XMLStreamException e) {
+ Throwables.propagate(e);
+ }
+ }
}