docs: public static Boolean getBooleanSetting(Map<String, Object> settings, String key, Boolean defaultVal) {
  		final Object value = settings.get(key);
  
  		if (value == null) {
  			return defaultVal;
  		}
  		if (value instanceof Boolean) {
  			return (Boolean) value;
  		}
  		if (value instanceof String) {
  			return Boolean.valueOf((String) value);
  		}
  		return defaultVal;
  	}