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using System;
using Org.BouncyCastle.Asn1.X500;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.IsisMtt.X509
{
/**
* Some other restriction regarding the usage of this certificate.
* <p/>
* <pre>
* RestrictionSyntax ::= DirectoryString (SIZE(1..1024))
* </pre>
*/
public class Restriction
: Asn1Encodable
{
private readonly DirectoryString restriction;
public static Restriction GetInstance(
object obj)
{
if (obj is Restriction)
return (Restriction) obj;
if (obj is IAsn1String)
return new Restriction(DirectoryString.GetInstance(obj));
throw new ArgumentException("Unknown object in GetInstance: " + Platform.GetTypeName(obj), "obj");
}
/**
* Constructor from DirectoryString.
* <p/>
* The DirectoryString is of type RestrictionSyntax:
* <p/>
* <pre>
* RestrictionSyntax ::= DirectoryString (SIZE(1..1024))
* </pre>
*
* @param restriction A IAsn1String.
*/
private Restriction(
DirectoryString restriction)
{
this.restriction = restriction;
}
/**
* Constructor from a given details.
*
* @param restriction The description of the restriction.
*/
public Restriction(
string restriction)
{
this.restriction = new DirectoryString(restriction);
}
public virtual DirectoryString RestrictionString
{
get { return restriction; }
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <p/>
* Returns:
* <p/>
* <pre>
* RestrictionSyntax ::= DirectoryString (SIZE(1..1024))
* <p/>
* </pre>
*
* @return an Asn1Object
*/
public override Asn1Object ToAsn1Object()
{
return restriction.ToAsn1Object();
}
}
}
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