docs: static void setResizeWeight(JSplitPane pane, double weight) {
          try {
              Method m = JSplitPane.class.getMethod("setResizeWeight",
                                                    new Class[]{double.class});
              m.invoke(pane, new Object[]{new Double(weight)});
          } catch (NoSuchMethodException exc) {
          } catch (IllegalAccessException exc) {
          } catch (java.lang.reflect.InvocationTargetException exc) {
          }
      }