public GeneralSubtree(ASN1Sequence seq) {
base = GeneralName.getInstance(seq.getObjectAt(0));
switch (seq.size()) {
case 1:
break;
case 2:
ASN1TaggedObject o = ASN1TaggedObject.getInstance(seq.getObjectAt(1));
switch (o.getTagNo()) {
case 0:
minimum = DERInteger.getInstance(o, false);
break;
case 1:
maximum = DERInteger.getInstance(o, false);
break;
default:
throw new IllegalArgumentException("Bad tag number: " + o.getTagNo());
}
break;
case 3:
minimum = DERInteger.getInstance(ASN1TaggedObject.getInstance(seq.getObjectAt(1)));
maximum = DERInteger.getInstance(ASN1TaggedObject.getInstance(seq.getObjectAt(2)));
break;
default:
throw new IllegalArgumentException("Bad sequence size: " + seq.size());
}
}
public AccessDescription(ASN1Sequence seq) {
if (seq.size() != 2) {
throw new IllegalArgumentException("wrong number of elements in sequence");
}
accessMethod = DERObjectIdentifier.getInstance(seq.getObjectAt(0));
accessLocation = GeneralName.getInstance(seq.getObjectAt(1));
}
/**
* Constructor that builds an instance of <code>RoleSyntax</code> by extracting the encoded
* elements from the <code>ASN1Sequence</code> object supplied.
*
* @param seq an instance of <code>ASN1Sequence</code> that holds the encoded elements used to
* build this <code>RoleSyntax</code>.
*/
private RoleSyntax(ASN1Sequence seq) {
if (seq.size() < 1 || seq.size() > 2) {
throw new IllegalArgumentException("Bad sequence size: " + seq.size());
}
for (int i = 0; i != seq.size(); i++) {
ASN1TaggedObject taggedObject = ASN1TaggedObject.getInstance(seq.getObjectAt(i));
switch (taggedObject.getTagNo()) {
case 0:
roleAuthority = GeneralNames.getInstance(taggedObject, false);
break;
case 1:
roleName = GeneralName.getInstance(taggedObject, true);
break;
default:
throw new IllegalArgumentException("Unknown tag in RoleSyntax");
}
}
}