// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

using System;

namespace Microsoft.AspNetCore.Http
{
    /// <summary>
    /// Provides methods to create middleware.
    /// </summary>
    public interface IMiddlewareFactory
    {
        /// <summary>
        /// Creates a middleware instance for each request.
        /// </summary>
        /// <param name="middlewareType">The concrete <see cref="Type"/> of the <see cref="IMiddleware"/>.</param>
        /// <returns>The <see cref="IMiddleware"/> instance.</returns>
        IMiddleware? Create(Type middlewareType);

        /// <summary>
        /// Releases a <see cref="IMiddleware"/> instance at the end of each request.
        /// </summary>
        /// <param name="middleware">The <see cref="IMiddleware"/> instance to release.</param>
        void Release(IMiddleware middleware);
    }
}
