docs: private void stopServer() throws IOException {
  
          // build stop command for Unix platforms
          String cmd = dir + File.separator + "wlp" + File.separator + "bin" + File.separator + "server stop " + serverName;
  
          if (platformType == SelfExtractUtils.PlatformType_UNIX) {
              // use command as-is
          } else if (platformType == SelfExtractUtils.PlatformType_WINDOWS) {
              cmd = "cmd /k " + cmd;
          } else if (platformType == SelfExtractUtils.PlatformType_CYGWIN) {
              cmd = "bash -c  " + '"' + cmd.replace('\\', '/') + '"';
          }
  
          Runtime.getRuntime().exec(cmd, SelfExtractUtils.runEnv(dir), null); // stop server
  
      }