libraries/spongycastle/pkix/src/main/jdk1.3/org/spongycastle/cms/jcajce/JceKeyTransRecipientId.java


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package org.spongycastle.cms.jcajce;

import java.security.cert.CertificateEncodingException;
import java.security.cert.X509Certificate;

import org.spongycastle.asn1.x500.X500Name;
import org.spongycastle.cms.KeyTransRecipientId;
import org.spongycastle.jce.PrincipalUtil;
import org.spongycastle.jce.X509Principal;

public class JceKeyTransRecipientId
    extends KeyTransRecipientId
{
    public JceKeyTransRecipientId(X509Certificate certificate)
    {
        super(X500Name.getInstance(extractIssuer(certificate)), certificate.getSerialNumber(), CMSUtils.getSubjectKeyId(certificate));
    }

    private static X509Principal extractIssuer(X509Certificate certificate)
    {
        try
        {
            return PrincipalUtil.getIssuerX509Principal(certificate);
        }
        catch (CertificateEncodingException e)
        {
            throw new IllegalStateException("can't extract issuer");
        }
    }
}