public void setParametersAreUnknown() {
    for (RefParameter parameter : getParameters()) {
      parameter.initializeIfNeeded();
      ((RefParameterImpl)parameter).clearTemplateValue();
    }
    for (RefMethod method : getSuperMethods()) {
      method.initializeIfNeeded();
      ((RefMethodImpl)method).setParametersAreUnknown();
    }
  }
public void setParametersAreUnknown()