sprockets/src/main/java/net/sf/sprockets/widget/Layouts.java
public static RelativeLayout.LayoutParams addRule(View view, int verb, int anchor) {
        RelativeLayout.LayoutParams params = getParams(view);
        params.addRule(verb, anchor);
        view.requestLayout();
        return params;
    }
public static RelativeLayout.LayoutParams addRule(View view, int verb, int anchor) {
        RelativeLayout.LayoutParams params = getParams(view);
        params.addRule(verb, anchor);
        view.requestLayout();
        return params;
    }
Add the rule to the View's RelativeLayout params and request a layout of the View.