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package org.bouncycastle.asn1.pkcs;
import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;
public class KeyDerivationFunc
extends ASN1Object
{
private AlgorithmIdentifier algId;
public KeyDerivationFunc(
ASN1ObjectIdentifier objectId,
ASN1Encodable parameters)
{
this.algId = new AlgorithmIdentifier(objectId, parameters);
}
private KeyDerivationFunc(
ASN1Sequence seq)
{
this.algId = AlgorithmIdentifier.getInstance(seq);
}
public static final KeyDerivationFunc getInstance(Object obj)
{
if (obj instanceof KeyDerivationFunc)
{
return (KeyDerivationFunc)obj;
}
else if (obj != null)
{
return new KeyDerivationFunc(ASN1Sequence.getInstance(obj));
}
return null;
}
public ASN1ObjectIdentifier getAlgorithm()
{
return algId.getAlgorithm();
}
public ASN1Encodable getParameters()
{
return algId.getParameters();
}
public ASN1Primitive toASN1Primitive()
{
return algId.toASN1Primitive();
}
}
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