/// <inheritdoc />
/// <example>
/// <code>TLVData = new TLVData("6F 1A 84 0E 31 50 41 59 2E 53 59 53 2E 44 44 46 30 31 A5 08 88 01 02 5F 2D 02 66 72");</code>
/// <para>Default format:
/// <code>String.Format("{0}", tlv);</code>
/// output: <c>T:6F L:1A V:( T:84 L:0E V:31 50 41 59 2E 53 59 53 2E 44 44 46 30 31 )( T:A5 L:08 V:( T:88 L:01 V:02 )( T:5F2D L:02 V:66 72 ) )</c>
/// </para>
/// <para>Format "T": tag only
/// <code>String.Format("{0:T}", tlv);</code>
/// output: <c>6F</c>
/// </para>
/// <para>Format "L": length only
/// <code>String.Format("{0:L}", tlv);</code>
/// output: <c>1A</c>
/// </para>
/// <para>Format "V": value only; value is interpreted as TLV if its a complex tag
/// <code>String.Format("{0:V}", tlv);</code>
/// output: <c>( T:84 L:0E V:31 50 41 59 2E 53 59 53 2E 44 44 46 30 31 )( T:A5 L:08 V:( T:88 L:01 V:02 )( T:5F2D L:02 V:66 72 ) )</c>
/// </para>
/// <para>Format "Vh": raw value, no interpretation
/// <code>String.Format("{0:Vh}", tlv);</code>
/// output: <c>84 0E 31 50 41 59 2E 53 59 53 2E 44 44 46 30 31 A5 08 88 01 02 5F 2D 02 66 72</c>
/// </para>
/// </example>
public string ToString(string format, IFormatProvider formatProvider)
{
switch (format)
{
case "T":
var tagFormatter = "{0:X" + 2 * LengthOfT + "}";
return(String.Format(tagFormatter, tag));
case "L":
return(EncodedLength.ToHexa('\0'));
case "V":
if (IsConstructed())
{
return(innerTlvs.Aggregate(String.Empty, (current, subField) => current + String.Format("( {0} )", subField)));
}
return(value.ToHexa());
case "Vh":
return(Value.ToHexa());
default:
return(String.Format("T:{0:T} L:{0:L} V:{0:V}", this));
}
}
public override int GetHashCode()
{
const int k = 16777619;
unchecked
{
int h = (int)2166136261;
h = (h * k) ^ EncodedLength.GetHashCode();
h = (h * k) ^ SupportsSequence.GetHashCode();
h = (h * k) ^ AcceptableCauseOfTransmission?.Length.GetHashCode() ?? 0;
return(h);
}
}
