org.bouncycastle.asn1.cmp.CertOrEncCert Maven / Gradle / Ivy

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The Bouncy Castle Java APIs for ASN.1 extension and utility APIs used to support bcpkix and bctls with the BC FIPS provider. The APIs may also be used with other providers although if being used in a FIPS context it is the responsibility of the user to ensure that any other providers used are FIPS certified and used appropriately.

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package org.bouncycastle.asn1.cmp;

import org.bouncycastle.asn1.ASN1Choice;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.BERTags;
import org.bouncycastle.asn1.DERTaggedObject;
import org.bouncycastle.asn1.crmf.EncryptedKey;
import org.bouncycastle.asn1.crmf.EncryptedValue;

/**
 * CertOrEncCert ::= CHOICE {
 * certificate     [0] CMPCertificate,
 * encryptedCert   [1] EncryptedKey
 * }
 */
public class CertOrEncCert
    extends ASN1Object
    implements ASN1Choice
{
    private CMPCertificate certificate;
    private EncryptedKey encryptedCert;

    private CertOrEncCert(ASN1TaggedObject tagged)
    {
        if (tagged.getTagNo() == 0)
        {
            certificate = CMPCertificate.getInstance(tagged.getObject());
        }
        else if (tagged.getTagNo() == 1)
        {
            encryptedCert = EncryptedKey.getInstance(tagged.getObject());
        }
        else
        {
            throw new IllegalArgumentException("unknown tag: " + tagged.getTagNo());
        }
    }

    public CertOrEncCert(CMPCertificate certificate)
    {
        if (certificate == null)
        {
            throw new IllegalArgumentException("'certificate' cannot be null");
        }

        this.certificate = certificate;
    }

    public CertOrEncCert(EncryptedValue encryptedValue)
    {
        if (encryptedValue == null)
        {
            throw new IllegalArgumentException("'encryptedCert' cannot be null");
        }

        this.encryptedCert = new EncryptedKey(encryptedValue);
    }

    public CertOrEncCert(EncryptedKey encryptedKey)
    {
        if (encryptedKey == null)
        {
            throw new IllegalArgumentException("'encryptedCert' cannot be null");
        }

        this.encryptedCert = encryptedKey;
    }

    public static CertOrEncCert getInstance(Object o)
    {
        if (o instanceof CertOrEncCert)
        {
            return (CertOrEncCert)o;
        }

        if (o instanceof ASN1TaggedObject)
        {
            return new CertOrEncCert((ASN1TaggedObject)o);
        }

        return null;
    }

    public boolean hasEncryptedCertificate()
    {
        return encryptedCert != null;
    }

    public CMPCertificate getCertificate()
    {
        return certificate;
    }

    public EncryptedKey getEncryptedCert()
    {
        return encryptedCert;
    }

    /**
     *      * CertOrEncCert ::= CHOICE {
     *                      certificate     [0] CMPCertificate,
     *                      encryptedCert   [1] EncryptedKey
     *           }
     * 
     *
     * @return a basic ASN.1 object representation.
     */
    public ASN1Primitive toASN1Primitive()
    {
        if (certificate != null)
        {
            return new DERTaggedObject(true, 0, certificate);
        }

        return new DERTaggedObject(true, 1, encryptedCert);
    }
}