dbMango/Rms.Risk.Mango.Pivot.Core/MongoDb/RiskGridKeySerializer.cs
Alexander Shabarshov 2a7a24c9e7 Initial contribution
2025-11-03 14:43:26 +00:00

59 lines
2.1 KiB
C#

/*
* dbMango
*
* Copyright 2025 Deutsche Bank AG
* SPDX-License-Identifier: Apache-2.0
*
* Licensed 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.
*/
using MongoDB.Bson;
using MongoDB.Bson.Serialization;
using MongoDB.Bson.Serialization.Serializers;
namespace Rms.Risk.Mango.Pivot.Core.MongoDb;
internal class RiskGridKeySerializer : ClassSerializerBase<Tuple<string, string>>
{
public override Tuple<string, string> Deserialize(BsonDeserializationContext context, BsonDeserializationArgs args)
{
var bsonReader = context.Reader;
var bsonType = bsonReader.GetCurrentBsonType();
switch (bsonType)
{
case BsonType.String:
{
var s = bsonReader.ReadString();
if (string.IsNullOrWhiteSpace(s))
throw CreateCannotBeDeserializedException();
var ss = s.Split('_');
if (ss.Length < 2)
throw CreateCannotBeDeserializedException();
if ( ss.Length > 2 ) // if instrument contained '_' let's re-join it
ss[1] = string.Join( "_", ss.Skip( 1 ) );
return Tuple.Create(string.Intern(ss[0]), string.Intern(ss[1]));
}
default:
throw CreateCannotDeserializeFromBsonTypeException(bsonType);
}
}
public override void Serialize(BsonSerializationContext context, BsonSerializationArgs args, Tuple<string, string> value) =>
// Format: tenor_instrument
context.Writer.WriteString($"{value.Item1}_{value.Item2}");
}