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IDiscriminatorConvention.cs
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IDiscriminatorConvention.cs
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/* Copyright 2010-present MongoDB Inc.
*
* 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 System;
using MongoDB.Bson.IO;
namespace MongoDB.Bson.Serialization.Conventions
{
/// <summary>
/// Represents a discriminator convention.
/// </summary>
public interface IDiscriminatorConvention
{
/// <summary>
/// Gets the discriminator element name.
/// </summary>
string ElementName { get; }
/// <summary>
/// Gets the actual type of an object by reading the discriminator from a BsonReader.
/// </summary>
/// <param name="bsonReader">The reader.</param>
/// <param name="nominalType">The nominal type.</param>
/// <returns>The actual type.</returns>
Type GetActualType(IBsonReader bsonReader, Type nominalType);
/// <summary>
/// Gets the discriminator value for an actual type.
/// </summary>
/// <param name="nominalType">The nominal type.</param>
/// <param name="actualType">The actual type.</param>
/// <returns>The discriminator value.</returns>
BsonValue GetDiscriminator(Type nominalType, Type actualType);
}
}