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ChainDbTypeResolver.cs
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33 lines (27 loc) · 841 Bytes
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using System;
using System.Collections.Generic;
using System.Data;
using Npgsql.Internal.Postgres;
namespace Npgsql.Internal;
sealed class ChainDbTypeResolver(IEnumerable<IDbTypeResolver> resolvers) : IDbTypeResolver
{
readonly IDbTypeResolver[] _resolvers = new List<IDbTypeResolver>(resolvers).ToArray();
public string? GetDataTypeName(DbType dbType, Type? type)
{
foreach (var resolver in _resolvers)
{
if (resolver.GetDataTypeName(dbType, type) is { } dataTypeName)
return dataTypeName;
}
return null;
}
public DbType? GetDbType(DataTypeName dataTypeName)
{
foreach (var resolver in _resolvers)
{
if (resolver.GetDbType(dataTypeName) is { } dbType)
return dbType;
}
return null;
}
}