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package org.bouncycastle.asn1.oiw;
import java.math.BigInteger;
import java.util.Enumeration;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Integer;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DERSequence;
public class ElGamalParameter
extends ASN1Object
{
ASN1Integer p, g;
public ElGamalParameter(
BigInteger p,
BigInteger g)
{
this.p = new ASN1Integer(p);
this.g = new ASN1Integer(g);
}
private ElGamalParameter(
ASN1Sequence seq)
{
Enumeration e = seq.getObjects();
p = (ASN1Integer)e.nextElement();
g = (ASN1Integer)e.nextElement();
}
public static ElGamalParameter getInstance(Object o)
{
if (o instanceof ElGamalParameter)
{
return (ElGamalParameter)o;
}
else if (o != null)
{
return new ElGamalParameter(ASN1Sequence.getInstance(o));
}
return null;
}
public BigInteger getP()
{
return p.getPositiveValue();
}
public BigInteger getG()
{
return g.getPositiveValue();
}
public ASN1Primitive toASN1Primitive()
{
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(p);
v.add(g);
return new DERSequence(v);
}
}
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