restconf/restconf-nb/src/main/java/org/opendaylight/restconf/server/api/XmlOperationInputBody.java

   1 /*
   2  * Copyright (c) 2023 PANTHEON.tech, s.r.o. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.restconf.server.api;
   9
  10 import java.io.IOException;
  11 import java.io.InputStream;
  12 import javax.xml.stream.XMLStreamException;
  13 import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
  14 import org.opendaylight.restconf.server.api.DatabindPath.OperationPath;
  15 import org.opendaylight.yangtools.util.xml.UntrustedXML;
  16 import org.opendaylight.yangtools.yang.common.ErrorTag;
  17 import org.opendaylight.yangtools.yang.common.ErrorType;
  18 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
  19 import org.opendaylight.yangtools.yang.data.codec.xml.XmlParserStream;
  20 import org.slf4j.Logger;
  21 import org.slf4j.LoggerFactory;
  22
  23 public final class XmlOperationInputBody extends OperationInputBody {
  24     private static final Logger LOG = LoggerFactory.getLogger(XmlOperationInputBody.class);
  25
  26     public XmlOperationInputBody(final InputStream inputStream) {
  27         super(inputStream);
  28     }
  29
  30     @Override
  31     void streamTo(final OperationPath path, final InputStream inputStream, final NormalizedNodeStreamWriter writer)
  32             throws IOException {
  33         final var stack = path.inference().toSchemaInferenceStack();
  34         stack.enterDataTree(path.inputStatement().argument());
  35
  36         try {
  37             XmlParserStream.create(writer, path.databind().xmlCodecs(), stack.toInference())
  38                 .parse(UntrustedXML.createXMLStreamReader(inputStream));
  39         } catch (XMLStreamException e) {
  40             LOG.debug("Error parsing XML input", e);
  41             throwIfYangError(e);
  42             throw new RestconfDocumentedException("Error parsing input: " + e.getMessage(), ErrorType.PROTOCOL,
  43                     ErrorTag.MALFORMED_MESSAGE, e);
  44         }
  45     }
  46 }