src/org/nutz/mvc/adaptor/injector/ObjectNaviNode.java
private static String fetchNode(String path) {
        if (path.indexOf(separator) <= 0) {
            return path;
        }
        return path.substring(0, path.indexOf(separator));
    }
private static String fetchNode(String path) {
        if (path.indexOf(separator) <= 0) {
            return path;
        }
        return path.substring(0, path.indexOf(separator));
    }
取得节点名