MARKUS

using System;

using System.Collections.Generic;

using System.IO;

using System.Text;

namespace NetSparkleUpdater.Interfaces

{

    /// <summary>

    /// Interface used by objects that can download app casts from the internet.

    /// Use this interface to provide a custom method of grabbing your app cast

    /// from the internet or from a local file.

    /// </summary>

    public interface IAppCastDataDownloader

    {

        /// <summary>

        /// Used for both downloading app cast and the app cast's .dsa file.

        /// Note that you must handle your own exceptions if they occur. Otherwise, SparkleUpdater

        /// will act as though the appcast failed to download.

        /// </summary>

        /// <param name="url"></param>

        /// <returns></returns>

        string DownloadAndGetAppCastData(string url);

        /// <summary>

        /// Get the string encoding (e.g. UTF8 or ASCII) of the 

        /// app cast file so that it can be converted to bytes.

        /// (WebRequestAppCastDataDownloader defaults to UTF8.)

        /// </summary>

        /// <returns></returns>

        Encoding GetAppCastEncoding();

    }

}