private int getDockerBrowserCount() {
    int count = 0;
    if (context != null) {
        Optional<Class<?>> testClass = context.getTestClass();
        if (testClass.isPresent()) {
            Class<?> tClass = testClass.get();
            count = getCountForClass(count, tClass);
            while (tClass.isAnnotationPresent(Nested.class)) {
                try {
                    String tClassName = tClass.getName();
                    String parentClass = tClassName.substring(0, tClassName.lastIndexOf('$'));
                    log.trace("{} is Nested, adding count from parent class {}", tClassName, parentClass);
                    tClass = tClass.getClassLoader().loadClass(parentClass);
                    count += getCountForClass(count, tClass);
                } catch (ClassNotFoundException e) {
                    log.trace("Error while loading parent class", e);
                }
            }
        }
    } else {
        // Interactive mode
        count = 1;
    }
    log.trace("Number of required Docker browser(s): {}", count);
    return count;
}
 

private CreateBrowsersUsing getClassLevelAnnotation(Field field) {
    Class<?> testClass = field.getDeclaringClass();
    CreateBrowsersUsing isPresent = testClass.getAnnotation(CreateBrowsersUsing.class);
    if (isPresent == null && testClass.isAnnotationPresent(Nested.class)) {
        Class<?> declaringClass = testClass.getDeclaringClass();
        while (declaringClass != null && isPresent == null) {
            isPresent = declaringClass.getAnnotation(CreateBrowsersUsing.class);
            declaringClass = declaringClass.getDeclaringClass();
        }
    }
    return isPresent;
}