restconf/restconf-nb/src/main/java/org/opendaylight/restconf/nb/rfc8040/databind/JsonOperationInputBody.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.nb.rfc8040.databind;
   9
  10 import com.google.gson.JsonParseException;
  11 import com.google.gson.stream.JsonReader;
  12 import java.io.IOException;
  13 import java.io.InputStream;
  14 import java.io.InputStreamReader;
  15 import java.nio.charset.StandardCharsets;
  16 import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
  17 import org.opendaylight.yangtools.yang.common.ErrorTag;
  18 import org.opendaylight.yangtools.yang.common.ErrorType;
  19 import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
  20 import org.opendaylight.yangtools.yang.data.codec.gson.JSONCodecFactorySupplier;
  21 import org.opendaylight.yangtools.yang.data.codec.gson.JsonParserStream;
  22 import org.opendaylight.yangtools.yang.model.util.SchemaInferenceStack.Inference;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 public final class JsonOperationInputBody extends OperationInputBody {
  27     private static final Logger LOG = LoggerFactory.getLogger(JsonOperationInputBody.class);
  28
  29     public JsonOperationInputBody(final InputStream inputStream) {
  30         super(inputStream);
  31     }
  32
  33     @Override
  34     void streamTo(final InputStream inputStream, final Inference inference, final NormalizedNodeStreamWriter writer)
  35             throws IOException {
  36         try {
  37             JsonParserStream.create(writer,
  38                 JSONCodecFactorySupplier.RFC7951.getShared(inference.getEffectiveModelContext()), inference)
  39                 .parse(new JsonReader(new InputStreamReader(inputStream, StandardCharsets.UTF_8)));
  40         } catch (JsonParseException e) {
  41             LOG.debug("Error parsing JSON input", e);
  42             throw new RestconfDocumentedException("Error parsing input: " + e.getMessage(), ErrorType.PROTOCOL,
  43                     ErrorTag.MALFORMED_MESSAGE, e);
  44         }
  45     }
  46 }