if (instances == null) instances = new HashMap();  Object o = instances.get(component); MetalSplitPaneUI instance; if (o == null) { instance = new MetalSplitPaneUI(); instances.put(component, instance); } else instance = (MetalSplitPaneUI) o;  return instance;
return new MetalSplitPaneUI();
  public static ComponentUI createUI(JComponent component)  {    if (instances == null)      instances = new HashMap();    Object o = instances.get(component);    MetalSplitPaneUI instance;    if (o == null)      {      instance = new MetalSplitPaneUI();	instances.put(component, instance);      }    else      instance = (MetalSplitPaneUI) o;    return instance;  }