interface PKCSObjectIdentifiers
{
    static final String                 pkcs_1                    = "1.2.840.113549.1.1";
    static final DERObjectIdentifier    rsaEncryption             = new DERObjectIdentifier(pkcs_1 + ".1");
     static final DERObjectIdentifier    md2WithRSAEncryption      = new DERObjectIdentifier(pkcs_1 + ".2");
//     static final DERObjectIdentifier    md4WithRSAEncryption      = new DERObjectIdentifier(pkcs_1 + ".3");
//     static final DERObjectIdentifier    md5WithRSAEncryption      = new DERObjectIdentifier(pkcs_1 + ".4");
//     static final DERObjectIdentifier    sha1WithRSAEncryption     = new DERObjectIdentifier(pkcs_1 + ".5");
//     static final DERObjectIdentifier    srsaOAEPEncryptionSET     = new DERObjectIdentifier(pkcs_1 + ".6");
//     static final DERObjectIdentifier    id_RSAES_OAEP             = new DERObjectIdentifier(pkcs_1 + ".7");
//     static final DERObjectIdentifier    id_mgf1                   = new DERObjectIdentifier(pkcs_1 + ".8");
//     static final DERObjectIdentifier    id_pSpecified             = new DERObjectIdentifier(pkcs_1 + ".9");
//     static final DERObjectIdentifier    id_RSASSA_PSS             = new DERObjectIdentifier(pkcs_1 + ".10");
//     static final DERObjectIdentifier    sha256WithRSAEncryption   = new DERObjectIdentifier(pkcs_1 + ".11");
}

class DERObjectIdentifier
{
    public static void main(String[] args) { }

    String      identifier;
    public DERObjectIdentifier(
        String  identifier)
    {
        this.identifier = identifier;
    }


}