ftp.icm.edu.pl/1/packages/apache/spark/docs/2.2.1/api/java/org/apache/spark/launcher

  HTML SparkAppHandle.Listener.html
  HTML SparkAppHandle.State.html
  HTML SparkAppHandle.html
  HTML SparkLauncher.html
  HTML package-frame.html
  HTML package-summary.html
  HTML package-tree.html