// <copyright file="QueryFactory.cs" company="Microsoft Corporation">

// Copyright (C) Microsoft Corporation. All rights reserved.

// Licensed under the MIT license. See LICENSE.txt in the project root for license information.

// </copyright>

namespace Microsoft.VisualStudio.Setup

{

using System.IO;

using System.Runtime.InteropServices;

using Microsoft.VisualStudio.Setup.Configuration;

/// <summary>

/// Factory class used to create instances of <see cref="ISetupConfiguration2"/>.

/// </summary>

internal static class QueryFactory

{

/// <summary>

/// Creates an instance of a class implementing <see cref="ISetupConfiguration2"/>.

/// </summary>

/// <returns>An instance of a class implementing <see cref="ISetupConfiguration2"/>.</returns>

public static ISetupConfiguration2 Create()

{

try

{

return new SetupConfiguration();

}

catch (COMException ex) when (ex.ErrorCode == NativeMethods.REGDB_E_CLASSNOTREG)

{

return null;

}

catch (FileNotFoundException)

{

return null;

}

}

}

}