Method expandRoot

unused/javax/swing/JTree.java:2988–2994

Expands the root path, assuming the current TreeModel has been set.

()

     * Expands the root path, assuming the current TreeModel has been set.
     */
    private void expandRoot() {
        TreeModel              model = getModel();

        if(model != null && model.getRoot() != null) {
            expandPath(new TreePath(model.getRoot()));
        }
    }

    /**
     * Returns the TreePath to the next tree element that