private void checkParameterList(PsiParameter[] parameters, PsiElement context, String methodName) {
      final ParameterAccessVisitor visitor = new ParameterAccessVisitor(parameters);
      context.accept(visitor);
      for (PsiParameter unusedParameter : visitor.getUnusedParameters()) {
        registerVariableError(unusedParameter, InspectionGadgetsBundle.message(
          "suspicious.comparator.compare.descriptor.parameter.not.used", methodName));
      }
    }
private void checkParameterList(PsiParameter[] parameters, PsiElement context, String methodName)