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using System;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X509.Qualified
{
/**
* The Iso4217CurrencyCode object.
* <pre>
* Iso4217CurrencyCode ::= CHOICE {
* alphabetic PrintableString (SIZE 3), --Recommended
* numeric INTEGER (1..999) }
* -- Alphabetic or numeric currency code as defined in ISO 4217
* -- It is recommended that the Alphabetic form is used
* </pre>
*/
public class Iso4217CurrencyCode
: Asn1Encodable, IAsn1Choice
{
internal const int AlphabeticMaxSize = 3;
internal const int NumericMinSize = 1;
internal const int NumericMaxSize = 999;
internal Asn1Encodable obj;
// internal int numeric;
public static Iso4217CurrencyCode GetInstance(
object obj)
{
if (obj == null || obj is Iso4217CurrencyCode)
{
return (Iso4217CurrencyCode) obj;
}
if (obj is DerInteger)
{
DerInteger numericobj = DerInteger.GetInstance(obj);
int numeric = numericobj.IntValueExact;
return new Iso4217CurrencyCode(numeric);
}
if (obj is DerPrintableString)
{
DerPrintableString alphabetic = DerPrintableString.GetInstance(obj);
return new Iso4217CurrencyCode(alphabetic.GetString());
}
throw new ArgumentException("unknown object in GetInstance: " + Platform.GetTypeName(obj), "obj");
}
public Iso4217CurrencyCode(
int numeric)
{
if (numeric > NumericMaxSize || numeric < NumericMinSize)
{
throw new ArgumentException("wrong size in numeric code : not in (" + NumericMinSize + ".." + NumericMaxSize + ")");
}
obj = new DerInteger(numeric);
}
public Iso4217CurrencyCode(
string alphabetic)
{
if (alphabetic.Length > AlphabeticMaxSize)
{
throw new ArgumentException("wrong size in alphabetic code : max size is " + AlphabeticMaxSize);
}
obj = new DerPrintableString(alphabetic);
}
public bool IsAlphabetic { get { return obj is DerPrintableString; } }
public string Alphabetic { get { return ((DerPrintableString) obj).GetString(); } }
public int Numeric { get { return ((DerInteger)obj).IntValueExact; } }
public override Asn1Object ToAsn1Object()
{
return obj.ToAsn1Object();
}
}
}
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