System.out.println("Key = " + key);
  public void setKey(String key) {    if (!key.equals(this.key)) {      this.key = key;      System.out.println("Key = " + key);      updateImage();      String toolTip = (String) toolTipHash.get(key);      label.setToolTipText(toolTip == null ? "" : toolTip);    }  }