/// <summary>
/// Initialises a new instance of the <see cref="FormatQueryOption"/> class.
/// </summary>
/// <param name="rawValue">The raw request value.</param>
internal FormatQueryOption(string rawValue)
: base(rawValue)
{
string format = rawValue.SubstringBefore(';');
switch (format)
{
case "$format=json":
case "$format=application/json":
MediaTypeHeaderValue = s_json;
break;
default:
string value = format.SubstringAfter('=');
throw ODataException.NotAcceptable(ExceptionMessage.QueryOptionValueNotSupported("$format", value, "'json, application/json'"), "$format");
}
}