// Try factories with the greatest number of parameters.
    for (Invokable<?, ?> factory : factories) {
      if (factory.getParameters().size() == numberOfParameters) {
        try {
          testEqualsUsing(factory);
          return;
        } catch (ParameterNotInstantiableException e) {
          paramErrors.add(e);
        } catch (ParameterHasNoDistinctValueException e) {
          distinctValueErrors.add(e);