public void actionPerformed(ActionEvent e) {
   if (button.isEnabled() && button.getModel().isArmed()) {
     int value = boundedRangeModel.getValue();
     if (button == forwardButton) {
       boundedRangeModel.setValue(
           value == boundedRangeModel.getMaximum() ? boundedRangeModel.getMinimum() : value + 1);
     } else {
       boundedRangeModel.setValue(
           value == boundedRangeModel.getMinimum() ? boundedRangeModel.getMaximum() : value - 1);
     }
   }
 }
    /** Background thread used to receive data from the server. */
    public void run() {
      Long id;
      Integer message_type;
      String target;
      String soap;
      SOAPMonitorData data;
      int selected;
      int row;
      boolean update_needed;
      while (socket != null) {
        try {
          // Get the data from the server
          message_type = (Integer) in.readObject();
          // Process the data depending on its type
          switch (message_type.intValue()) {
            case SOAPMonitorConstants.SOAP_MONITOR_REQUEST:
              // Get the id, target and soap info
              id = (Long) in.readObject();
              target = (String) in.readObject();
              soap = (String) in.readObject();
              // Add new request data to the table
              data = new SOAPMonitorData(id, target, soap);
              model.addData(data);
              // If "most recent" selected then update
              // the details area if needed
              selected = table.getSelectedRow();
              if ((selected == 0) && model.filterMatch(data)) {
                valueChanged(null);
              }
              break;
            case SOAPMonitorConstants.SOAP_MONITOR_RESPONSE:
              // Get the id and soap info
              id = (Long) in.readObject();
              soap = (String) in.readObject();
              data = model.findData(id);
              if (data != null) {
                update_needed = false;
                // Get the selected row
                selected = table.getSelectedRow();
                // If "most recent", then always
                // update details area
                if (selected == 0) {
                  update_needed = true;
                }
                // If the data being updated is
                // selected then update details
                row = model.findRow(data);
                if ((row != -1) && (row == selected)) {
                  update_needed = true;
                }
                // Set the response and update table
                data.setSOAPResponse(soap);
                model.updateData(data);
                // Refresh details area (if needed)
                if (update_needed) {
                  valueChanged(null);
                }
              }
              break;
          }

        } catch (Exception e) {
          // Exceptions are expected here when the
          // server communication has been terminated.
          if (stop_button.isEnabled()) {
            stop();
            setErrorStatus(STATUS_CLOSED);
          }
        }
      }
    }
 public boolean getSelected() {
   return !_button.isEnabled();
 }