public AttributeCertificate(ASN1Sequence seq) {
if (seq.size() != 3) {
throw new IllegalArgumentException("Bad sequence size: " + seq.size());
}
this.acinfo = AttributeCertificateInfo.getInstance(seq.getObjectAt(0));
this.signatureAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(1));
this.signatureValue = DERBitString.getInstance(seq.getObjectAt(2));
}
/**
* @param obj
* @return an AttributeCertificate object
*/
public static AttributeCertificate getInstance(Object obj) {
if (obj instanceof AttributeCertificate) {
return (AttributeCertificate) obj;
} else if (obj != null) {
return new AttributeCertificate(ASN1Sequence.getInstance(obj));
}
return null;
}
public static CrlIdentifier getInstance(Object obj) {
if (obj instanceof CrlIdentifier) {
return (CrlIdentifier) obj;
} else if (obj != null) {
return new CrlIdentifier(ASN1Sequence.getInstance(obj));
}
return null;
}
public ECGOST3410ParamSetParameters(ASN1Sequence seq) {
Enumeration e = seq.getObjects();
a = (ASN1Integer) e.nextElement();
b = (ASN1Integer) e.nextElement();
p = (ASN1Integer) e.nextElement();
q = (ASN1Integer) e.nextElement();
x = (ASN1Integer) e.nextElement();
y = (ASN1Integer) e.nextElement();
}
private CrlIdentifier(ASN1Sequence seq) {
if (seq.size() < 2 || seq.size() > 3) {
throw new IllegalArgumentException();
}
this.crlIssuer = X500Name.getInstance(seq.getObjectAt(0));
this.crlIssuedTime = ASN1UTCTime.getInstance(seq.getObjectAt(1));
if (seq.size() > 2) {
this.crlNumber = ASN1Integer.getInstance(seq.getObjectAt(2));
}
}
public static ECGOST3410ParamSetParameters getInstance(ASN1TaggedObject obj, boolean explicit) {
return getInstance(ASN1Sequence.getInstance(obj, explicit));
}