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using System;
using Org.BouncyCastle.Asn1.X509;
namespace Org.BouncyCastle.Asn1.IsisMtt.X509
{
/**
* An Admissions structure.
* <p/>
* <pre>
* Admissions ::= SEQUENCE
* {
* admissionAuthority [0] EXPLICIT GeneralName OPTIONAL
* namingAuthority [1] EXPLICIT NamingAuthority OPTIONAL
* professionInfos SEQUENCE OF ProfessionInfo
* }
* <p/>
* </pre>
*
* @see Org.BouncyCastle.Asn1.IsisMtt.X509.AdmissionSyntax
* @see Org.BouncyCastle.Asn1.IsisMtt.X509.ProfessionInfo
* @see Org.BouncyCastle.Asn1.IsisMtt.X509.NamingAuthority
*/
public class Admissions
: Asn1Encodable
{
public static Admissions GetInstance(object obj)
{
if (obj == null)
return null;
if (obj is Admissions admissions)
return admissions;
return new Admissions(Asn1Sequence.GetInstance(obj));
}
public static Admissions GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit) =>
new Admissions(Asn1Sequence.GetInstance(taggedObject, declaredExplicit));
public static Admissions GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit) =>
new Admissions(Asn1Sequence.GetTagged(taggedObject, declaredExplicit));
private readonly GeneralName m_admissionAuthority;
private readonly NamingAuthority m_namingAuthority;
private readonly Asn1Sequence m_professionInfos;
/**
* Constructor from Asn1Sequence.
* <p/>
* The sequence is of type ProcurationSyntax:
* <p/>
* <pre>
* Admissions ::= SEQUENCE
* {
* admissionAuthority [0] EXPLICIT GeneralName OPTIONAL
* namingAuthority [1] EXPLICIT NamingAuthority OPTIONAL
* professionInfos SEQUENCE OF ProfessionInfo
* }
* </pre>
*
* @param seq The ASN.1 sequence.
*/
private Admissions(Asn1Sequence seq)
{
int count = seq.Count, pos = 0;
if (count < 1 || count > 3)
throw new ArgumentException("Bad sequence size: " + count, nameof(seq));
m_admissionAuthority = Asn1Utilities.ReadOptionalContextTagged(seq, ref pos, 0, true, GeneralName.GetTagged);
m_namingAuthority = Asn1Utilities.ReadOptionalContextTagged(seq, ref pos, 1, true, NamingAuthority.GetTagged);
m_professionInfos = Asn1Sequence.GetInstance(seq[pos++]);
if (pos != count)
throw new ArgumentException("Unexpected elements in sequence", nameof(seq));
}
/**
* Constructor from a given details.
* <p/>
* Parameter <code>professionInfos</code> is mandatory.
*
* @param admissionAuthority The admission authority.
* @param namingAuthority The naming authority.
* @param professionInfos The profession infos.
*/
public Admissions(GeneralName admissionAuthority, NamingAuthority namingAuthority,
ProfessionInfo[] professionInfos)
{
m_admissionAuthority = admissionAuthority;
m_namingAuthority = namingAuthority;
m_professionInfos = DerSequence.FromElements(professionInfos);
}
public virtual GeneralName AdmissionAuthority => m_admissionAuthority;
public virtual NamingAuthority NamingAuthority => m_namingAuthority;
public ProfessionInfo[] GetProfessionInfos() => m_professionInfos.MapElements(ProfessionInfo.GetInstance);
/**
* Produce an object suitable for an Asn1OutputStream.
* <p/>
* Returns:
* <p/>
* <pre>
* Admissions ::= SEQUENCE
* {
* admissionAuthority [0] EXPLICIT GeneralName OPTIONAL
* namingAuthority [1] EXPLICIT NamingAuthority OPTIONAL
* professionInfos SEQUENCE OF ProfessionInfo
* }
* <p/>
* </pre>
*
* @return an Asn1Object
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector(3);
v.AddOptionalTagged(true, 0, m_admissionAuthority);
v.AddOptionalTagged(true, 1, m_namingAuthority);
v.Add(m_professionInfos);
return new DerSequence(v);
}
}
}
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