code: public Iterator<String> getUrlNameSequence(String baseName) {
  
          String translatedTitle = OpenCms.getResourceManager().getFileTranslator().translateResource(baseName).replace(
              "/",
              "-");
          return new CmsNumberSuffixNameSequence(translatedTitle);
      }
docs: This default implementation will just generate a 5 digit sequence that is appended to the resource name in case
  of a collision of names.<p>
  
  @see org.opencms.loader.I_CmsFileNameGenerator#getUrlNameSequence(java.lang.String)