code: public static String runShellCommand( Session session, String command ) throws JSchException, IOException {
          String remoteResponseStr = launchACommand(session, command);
          return remoteResponseStr;
      }
docs: Launch a shell command.
  
  @param session the session to use.
  @param command the command to launch.
  @return the output of the command.
  @throws JSchException
  @throws IOException