public static void clear() {
   UsusModel.clear();
 }
 public static void acceptAndGuide(IMetricsResultVisitor visitor) {
   UsusModel.ususModel().acceptAndGuide(visitor);
 }
 public static IMetricsWriter getMetricsWriter() {
   return UsusModel.ususModel().getMetricsWriter();
 }
 public static IUsusModelForAdapter ususModelForAdapter() {
   return UsusModel.ususModel();
 }
 public static IUsusModel ususModel() {
   return UsusModel.ususModel();
 }