if (Configuration.DEBUG)
  void start() throws KeyStoreException, NoSuchAlgorithmException, IOException,      UnsupportedCallbackException, UnrecoverableKeyException,      CertificateException  {    log.entering(this.getClass().getName(), "start"); //$NON-NLS-1$    if (store.containsAlias(destinationAlias))      throw new SecurityException(Messages.getString("KeyCloneCmd.23")); //$NON-NLS-1$    Key privateKey = getAliasPrivateKey();    setNewKeyPassword(_newPassword);    Certificate[] chain = store.getCertificateChain(alias);    store.setKeyEntry(destinationAlias, privateKey, newKeyPasswordChars, chain);    saveKeyStore();    log.exiting(this.getClass().getName(), "start"); //$NON-NLS-1$  }