org.bouncycastle.asn1.eac.PublicKeyDataObject 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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/***************************************************************/
/******    DO NOT EDIT THIS CLASS bc-java SOURCE FILE     ******/
/***************************************************************/
package org.bouncycastle.asn1.eac;

import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.bouncycastle.asn1.ASN1Sequence;

public abstract class PublicKeyDataObject
    extends ASN1Object
{
    public static PublicKeyDataObject getInstance(Object obj)
    {
        if (obj instanceof PublicKeyDataObject)
        {
            return (PublicKeyDataObject)obj;
        }
        if (obj != null)
        {
            ASN1Sequence seq = ASN1Sequence.getInstance(obj);
            ASN1ObjectIdentifier usage = ASN1ObjectIdentifier.getInstance(seq.getObjectAt(0));

            if (usage.on(EACObjectIdentifiers.id_TA_ECDSA))
            {
                return new ECDSAPublicKey(seq);
            }
            else
            {
                return new RSAPublicKey(seq);
            }
        }

        return null;
    }

    public abstract ASN1ObjectIdentifier getUsage();
}