code: public String getQualifiedLocation(Class<? extends NlsBundle> nlsBundleInterface) {
  
      String fqn = nlsBundleInterface.getName();
      if (fqn.endsWith(NlsBundle.INTERFACE_NAME_SUFFIX)) {
        fqn = fqn.substring(0, fqn.length() - NlsBundle.INTERFACE_NAME_SUFFIX.length());
      } else {
        LOG.error("Illegal NlsBundle interface '" + nlsBundleInterface.getName() + "': has to end with the suffix '" + NlsBundle.INTERFACE_NAME_SUFFIX + "'.");
      }
      return fqn;
    }
docs: This method gets the location of the {@link java.util.ResourceBundle} base name for the given {@link NlsBundle}
  interface.
  
  @param nlsBundleInterface is the {@link NlsBundle} interface.
  @return the fully qualified {@link java.util.ResourceBundle} base name for the given {@link NlsBundle} interface.