/// <summary>
/// Check that the expected Encoding is mapped from the given IETF charset id,
/// as are used in the LanguageBaseList Attribute.
/// </summary>
private void DoTest(Encoding expectedEncoding, ushort ietfCharsetId)
{
LanguageBaseItem item =
new LanguageBaseItem(/*"en"*/ Data_LanguageBaseList.LangEn, ietfCharsetId, (ServiceAttributeId)0x0100);
Encoding encResult = item.GetEncoding();
Assert.AreEqual(expectedEncoding, encResult);
}
/// <summary>
/// Get the value of the <see cref="F:InTheHand.Net.Bluetooth.ElementTypeDescriptor.TextString"/>,
/// when it is encoded as specified by the given IETF Charset identifer.
/// </summary>
/// -
/// <remarks>
/// Note that a strict decoding of the string is carried out
/// (except on the NETCF where it is not supported).
/// Thus if the value is not in the specified encoding, or has been
/// encoded incorrectly, then an error will occur.
/// </remarks>
/// -
/// <returns>
/// A <see cref="T:System.String"/> holding the value of the
/// <see cref="F:InTheHand.Net.Bluetooth.ElementTypeDescriptor.TextString"/>
/// from the service element.
/// </returns>
/// -
/// <exception cref="T:System.InvalidOperationException">
/// The service element is not of type
/// <see cref="F:InTheHand.Net.Bluetooth.ElementTypeDescriptor.TextString"/>.
/// </exception>
/// <exception cref="T:System.Text.DecoderFallbackException">
/// If the value in the service element is not a valid string in the given encoding.
/// </exception>
public String GetValueAsString(LanguageBaseItem languageBase)
{
if (languageBase == null)
{
throw new ArgumentNullException("languageBase");
}
Encoding enc = languageBase.GetEncoding();
if (_strictStringDecoding)
{
enc = (Encoding)enc.Clone(); //not in NETCFv1
enc.DecoderFallback = new DecoderExceptionFallback(); // not in NETCF.
// Not intended for encoding, but set it anyway.
enc.EncoderFallback = new EncoderExceptionFallback(); // not in NETCF.
}
return(GetValueAsString(enc));
}
