code: public void encode(DerOutputStream out) throws IOException {
          DerOutputStream tmp = new DerOutputStream();
  
          issuerDomain.encode(tmp);
          subjectDomain.encode(tmp);
          out.write(DerValue.tag_Sequence,tmp);
      }
docs: Write the CertificatePolicyMap to the DerOutputStream.
  
  @param out the DerOutputStream to write the object to.
  @exception IOException on errors.