code: private String getPutStmt(String bindDir, String stagePath)
    {
      return String.format(PUT_STMT, bindDir, File.separator, stagePath)
          .replaceAll("\\\\", "\\\\\\\\");
    }
docs: Build PUT statement string. Handle filesystem differences and escaping backslashes.
  
  @param bindDir   the local directory which contains files with binds
  @param stagePath the stage path to upload to
  @return put statement for files in bindDir to stagePath