Offers simple static functions for exporting and importing an object to xml from and into a file

Objects.cs

/// <summary>
/// Offers simple static functions for exporting and importing an object to xml from and into a file
/// </summary>
public static class Objects {

    /// <summary>
    /// Exports passed object to the file stated using a DataContractSerialiser to convert it into XML. REQUIRED A serializable attribute type recongnised by DataContractSerializer
    /// E.g. Serializable, XmlSerializable, and DataContract
    /// </summary>
    /// <param name="filename">The file to export to</param>
    /// <remarks></remarks>
    public static void ExportToFile<T>(string filename, T obj) {

        var file = new FileInfo(filename);

        // 1. If the file exists the directory must also exist, so delete the file ready for the new one
        // 2. Ensure the directory exists, before attempting to write a new settings file
        if (file.Exists) {
            file.Delete();
        }
        else {

            file.Directory.Create();
        }

        var xmlSettings = new XmlWriterSettings {
            Indent = true,
            CloseOutput = true
        };

        using (var fs = File.Create(file.FullName)) {

            using (var writer = XmlWriter.Create(fs, xmlSettings)) {

                var serializer = new DataContractSerializer(obj.GetType());
                serializer.WriteObject(writer, obj);
            }
        }
    }

    /// <summary>
    /// Imports an object from a file in an XML format that was created using ExportToFile
    /// </summary>
    /// <param name="filename">The file to import from.</param>
    /// <exception cref="FileNotFoundException">If the file to read from, simply does not exist.</exception>
    /// <exception cref="XmlException">If the file is a malformed xml document</exception>
    /// <remarks></remarks>
    public static T ImportFromFile<T>(string filename) {

        var xmlSettings = new XmlReaderSettings {
            IgnoreWhitespace = true,
            CloseInput = true
        };

        using (var reader = XmlReader.Create(filename, xmlSettings)) {

            // Get the type of this object so that we can create a blank instance of the object
            var serializer = new DataContractSerializer(typeof(T));

            var obj = (T)serializer.ReadObject(reader);

            return obj;
        }
    }
}