/**
     * Return a -1 if no idea what happened, or the actual status code from the shutdown command
     *
     * @param initialWorkingDirectory
     * @param command
     * @param environment
     * @param monitor
     * @param delay
     * @param exit
     * @return
     * @throws CoreException
     */
    public int executeRemoteCommandGetStatus(
        String initialWorkingDirectory,
        String command,
        String[] environment,
        IProgressMonitor monitor,
        int delay,
        boolean exit)
        throws CoreException {
      executeRemoteCommand(initialWorkingDirectory, command, environment, monitor);
      final String[] statusLine = new String[2]; // [0] is last, [1] is new
      final boolean[] done = new boolean[1];
      done[0] = false;
      statusLine[0] = null;
      IHostShellOutputListener statusListener =
          new IHostShellOutputListener() {
            public void shellOutputChanged(IHostShellChangeEvent event) {
              IHostOutput[] lines = event.getLines();
              for (int i = 0; i < lines.length; i++) {
                // shift
                if (!done[0]) {
                  statusLine[0] = statusLine[1];
                  statusLine[1] = lines[i].getString();
                  System.out.println("RSEHostShellModel debug out:  " + lines[i].getString());
                }

                if (serverId.equals(statusLine[1]))
                  // Then the real answer is the line before this one... statusLine[0]
                  done[0] = true;
              }
            }
          };
      singleUseShell.getStandardOutputReader().addOutputListener(statusListener);

      singleUseShell.writeToShell("echo $? && echo \"" + serverId + "\"");
      ThreadUtils.sleepFor(delay);
      if (exit && singleUseShell != null && singleUseShell.isActive()) {
        singleUseShell.exit();
        singleUseShell = null;
      }
      String s = statusLine[0];
      done[0] = true; // ensure a cleanup
      if (s != null) {
        try {
          Integer i = Integer.parseInt(s);
          return i.intValue();
        } catch (NumberFormatException nfe) {
        }
      }
      Trace.trace(
          Trace.STRING_FINER,
          NLS.bind("Command {0} exited with status {1}", command, statusLine[0]));
      return -1;
    }
 public void executeRemoteCommand(
     String initialWorkingDirectory,
     String command,
     String[] environment,
     IProgressMonitor monitor,
     int delay,
     boolean exit)
     throws CoreException {
   executeRemoteCommand(initialWorkingDirectory, command, environment, monitor);
   ThreadUtils.sleepFor(delay);
   if (exit && singleUseShell != null) {
     singleUseShell.exit();
     singleUseShell = null;
   }
 }