/// <summary>
/// Checks that MIME Types are valid.
/// </summary>
/// <param name="type">Type.</param>
public String CheckValidMimeType(String type)
{
type = type.Trim().ToLowerInvariant();
if (!MimeTypesHelper.IsValidMimeType(type))
{
throw new RdfException(type + " is not a valid MIME Type");
}
return(type);
}
/// <summary>
/// Creates a new MIME Type Selector.
/// </summary>
/// <param name="type">MIME Type to match.</param>
/// <param name="charset">Charset.</param>
/// <param name="quality">Quality (in range 0.0-1.0).</param>
/// <param name="order">Order of appearance (used as precendence tiebreaker where necessary).</param>
public MimeTypeSelector(String type, String charset, double quality, int order)
{
if (type == null)
{
throw new ArgumentNullException("type", "Type cannot be null");
}
_type = type.Trim().ToLowerInvariant();
_charset = charset != null?charset.Trim() : null;
_quality = quality;
_order = order;
// Validate parameters
if (_quality < 0)
{
_quality = 0;
}
if (_quality > 1)
{
_quality = 1;
}
if (_order < 1)
{
_order = 1;
}
// Check what type of selector this is
if (!MimeTypesHelper.IsValidMimeType(_type))
{
// Invalid
_isInvalid = true;
}
else if (_type.Equals(MimeTypesHelper.Any))
{
// Is a */* any
_isAny = true;
}
else if (_type.EndsWith("/*"))
{
// Is a blah/* range
_isRange = true;
_rangeType = _type.Substring(0, _type.Length - 1);
}
else if (_type.Contains('*'))
{
// If it contains a * and is not */* or blah/* it is invalid
_isInvalid = true;
}
else
{
// Must be a specific type
_isSpecific = true;
}
}