How to use

burp.TriggerParamGuesser

constructor

probeButton.addActionListener(new TriggerParamGuesser(reqs, false, IParameter.PARAM_URL, paramGrabber, taskEngine));
options.add(probeButton);
cookieProbeButton.addActionListener(new TriggerParamGuesser(reqs, false, IParameter.PARAM_COOKIE, paramGrabber, taskEngine));
options.add(cookieProbeButton);
headerProbeButton.addActionListener(new TriggerParamGuesser(reqs, false, Utilities.PARAM_HEADER, paramGrabber, taskEngine));
options.add(headerProbeButton);
  if (Utilities.countMatches(resp, Utilities.helpers.stringToBytes("%253c%2561%2560%2527%2522%2524%257b%257b%255c")) > 0) {
    JMenuItem backendProbeButton = new JMenuItem("*Identify backend parameters*");
    backendProbeButton.addActionListener(new TriggerParamGuesser(reqs, true, IParameter.PARAM_URL, paramGrabber, taskEngine));
    options.add(backendProbeButton);
      postProbeButton.addActionListener(new TriggerParamGuesser(reqs, false, type, paramGrabber, taskEngine));
      options.add(postProbeButton);

  @Override
  public List<JMenuItem> createMenuItems(IContextMenuInvocation invocation) {
    List<JMenuItem> options = new ArrayList<>();
    if (invocation == null || invocation.getSelectedMessages() == null || invocation.getSelectedMessages().length == 0) {
      return options;
    }
    IHttpRequestResponse req = invocation.getSelectedMessages()[0];
    byte[] resp = req.getRequest();
    if (resp == null) {
      return options;
    }
    if (Utilities.countMatches(resp, Utilities.helpers.stringToBytes("%253c%2561%2560%2527%2522%2524%257b%257b%255c")) > 0) {
      JMenuItem probeButton = new JMenuItem("*Identify backend parameters*");
      probeButton.addActionListener(new TriggerParamGuesser(req));
      options.add(probeButton);
    }
    return options;
  }
}