/// <summary>
/// Initializes a new instance of the <see cref="UriContainer"/> class.
/// </summary>
/// <param name="uri"></param>
/// <param name="prefix">Default <see cref="ExchangerConstants.Prefix"/></param>
/// <param name="contentType">Default <see cref="ExchangerConstants.ContentType"/></param>
/// <param name="format">Default <see cref="ExchangerConstants.Format"/>.</param>
public UriContainer(Uri uri, string prefix, string contentType, string format)
{
Format = UriUtilities.ConcatUriParts(prefix, format);
ContentType = contentType;
Uri = uri;
}