public final boolean isRequired( javax.faces.context.FacesContext facesContext) { return engine.getBoolProperty(Properties.REQUIRED, false, facesContext); }
public final boolean isRequired() { return isRequired(null); }
    public final boolean isRequired(            javax.faces.context.FacesContext facesContext) {        return engine.getBoolProperty(Properties.REQUIRED, false, facesContext);    }