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NpgsqlJsonNetExtensions.cs
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43 lines (41 loc) · 1.9 KB
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using System;
using System.Diagnostics.CodeAnalysis;
using Npgsql.TypeMapping;
using NpgsqlTypes;
using Newtonsoft.Json;
using Npgsql.Json.NET.Internal;
// ReSharper disable once CheckNamespace
namespace Npgsql;
/// <summary>
/// Extension allowing adding the Json.NET plugin to an Npgsql type mapper.
/// </summary>
public static class NpgsqlJsonNetExtensions
{
/// <summary>
/// Sets up JSON.NET mappings for the PostgreSQL json and jsonb types.
/// </summary>
/// <param name="mapper">The type mapper to set up.</param>
/// <param name="settings">Optional settings to customize JSON serialization.</param>
/// <param name="jsonbClrTypes">
/// A list of CLR types to map to PostgreSQL <c>jsonb</c> (no need to specify <see cref="NpgsqlDbType.Jsonb" />).
/// </param>
/// <param name="jsonClrTypes">
/// A list of CLR types to map to PostgreSQL <c>json</c> (no need to specify <see cref="NpgsqlDbType.Json" />).
/// </param>
[RequiresUnreferencedCode("Json serializer may perform reflection on trimmed types.")]
[RequiresDynamicCode("Serializing arbitrary types to json can require creating new generic types or methods, which requires creating code at runtime. This may not work when AOT compiling.")]
public static INpgsqlTypeMapper UseJsonNet(
this INpgsqlTypeMapper mapper,
JsonSerializerSettings? settings = null,
Type[]? jsonbClrTypes = null,
Type[]? jsonClrTypes = null)
{
// TODO opt-in of arrays.
// Reverse order
mapper.AddTypeInfoResolver(new JsonNetPocoArrayTypeInfoResolver(jsonbClrTypes, jsonClrTypes, settings));
mapper.AddTypeInfoResolver(new JsonNetArrayTypeInfoResolver(settings));
mapper.AddTypeInfoResolver(new JsonNetPocoTypeInfoResolver(jsonbClrTypes, jsonClrTypes, settings));
mapper.AddTypeInfoResolver(new JsonNetTypeInfoResolver(settings));
return mapper;
}
}