/**
* Constructor for AlgorithmIdentifier.
*
* @param oid ObjectIdentifier
* @param param AlgorithmParameters
* @throws ASN1Exception
*/
public AlgorithmIdentifier(ObjectIdentifier oid, AlgorithmParameters param) throws ASN1Exception {
this.ident = ASN1Factory.encodeASN1Object(new Tag(Tag.OBJECTID), oid.getEncoded());
this.ai.addComponent(this.ident);
if (param == null) {
try {
this.param = new NULL();
} catch (TLVEncodingException e) {
throw new ASN1Exception(e);
}
this.ai.addComponent(this.param);
}
}
/**
* Method decode.
*
* @throws ASN1Exception
*/
private void decode() throws ASN1Exception {
Enumeration<ASN1Object> en = null;
try {
en = ASN1Factory.decodeASN1Object(this.ai.getValue());
} catch (TLVEncodingException e) {
throw new ASN1Exception(e);
}
if (en.hasMoreElements()) {
this.ident = en.nextElement();
}
if (en.hasMoreElements()) {
this.param = en.nextElement();
}
}