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https://issues.apache.org/jira/browse/TINKERPOP-2472?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17243956#comment-17243956
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ASF GitHub Bot commented on TINKERPOP-2472:
-------------------------------------------
FlorianHockmann commented on a change in pull request #1369:
URL: https://github.com/apache/tinkerpop/pull/1369#discussion_r536038574
##########
File path:
gremlin-dotnet/src/Gremlin.Net/Structure/IO/GraphSON/GraphSONMessageSerializer.cs
##########
@@ -0,0 +1,100 @@
+#region License
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Text.Json;
+using Gremlin.Net.Driver;
+using Gremlin.Net.Driver.Messages;
+
+namespace Gremlin.Net.Structure.IO.GraphSON
+{
+ /// <summary>
+ /// Serializes data to and from Gremlin Server in GraphSON format.
+ /// </summary>
+ public abstract class GraphSONMessageSerializer : IMessageSerializer
+ {
+ private static readonly JsonSerializerOptions JsonDeserializingOptions
= new JsonSerializerOptions
+ {PropertyNamingPolicy = JsonNamingPolicy.CamelCase};
+ private readonly string _mimeType;
+ private readonly GraphSONReader _graphSONReader;
+ private readonly GraphSONWriter _graphSONWriter;
+
+ /// <summary>
+ /// Initializes a new instance of the <see
cref="GraphSONMessageSerializer" /> class.
+ /// </summary>
+ /// <param name="mimeType">The MIME type supported by this
serializer.</param>
+ /// <param name="graphSONReader">The <see cref="GraphSONReader"/> used
to deserialize from GraphSON.</param>
+ /// <param name="graphSonWriter">The <see cref="GraphSONWriter"/> used
to serialize to GraphSON.</param>
+ protected GraphSONMessageSerializer(string mimeType, GraphSONReader
graphSONReader,
+ GraphSONWriter graphSonWriter)
+ {
+ _mimeType = mimeType;
+ _graphSONReader = graphSONReader;
+ _graphSONWriter = graphSonWriter;
+ }
+
+ /// <inheritdoc />
+ public virtual byte[] SerializeMessage(RequestMessage requestMessage)
+ {
+ var graphSONMessage = _graphSONWriter.WriteObject(requestMessage);
+ return Encoding.UTF8.GetBytes(MessageWithHeader(graphSONMessage));
+ }
+
+ private string MessageWithHeader(string messageContent)
+ {
+ return $"{(char) _mimeType.Length}{_mimeType}{messageContent}";
+ }
+
+ /// <inheritdoc />
+ public virtual ResponseMessage<List<object>> DeserializeMessage(byte[]
message)
Review comment:
This is the method users need to override if they want to skip
deserialization with our GraphSON reader to get the functionality from
TINKERPOP-2067 back.
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> GraphBinary support in .NET
> ---------------------------
>
> Key: TINKERPOP-2472
> URL: https://issues.apache.org/jira/browse/TINKERPOP-2472
> Project: TinkerPop
> Issue Type: Improvement
> Components: dotnet
> Affects Versions: 3.4.8
> Reporter: Florian Hockmann
> Priority: Major
>
> Support GraphBinary in Gremlin.Net.
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