public static Ordering definedBy()

in src/main/java/org/junit/runner/manipulation/Ordering.java [55:79]

• 24 lines of code
• 5 McCabe index (conditional complexity)

    public static Ordering definedBy(
            Class<? extends Ordering.Factory> factoryClass, Description annotatedTestClass)
            throws InvalidOrderingException {
        if (factoryClass == null) {
            throw new NullPointerException("factoryClass cannot be null");
        }
        if (annotatedTestClass == null) {
            throw new NullPointerException("annotatedTestClass cannot be null");
        }

        Ordering.Factory factory;
        try {
            Constructor<? extends Ordering.Factory> constructor = factoryClass.getConstructor();
            factory = constructor.newInstance();
        } catch (NoSuchMethodException e) {
            throw new InvalidOrderingException(String.format(
                    CONSTRUCTOR_ERROR_FORMAT,
                    getClassName(factoryClass),
                    factoryClass.getSimpleName()));
        } catch (Exception e) {
            throw new InvalidOrderingException(
                    "Could not create ordering for " + annotatedTestClass, e);
        }
        return definedBy(factory, annotatedTestClass);
    }