code: public static void setupProperties(String propertyAndValue, String separator) {
          String[] tokens = propertyAndValue.split(separator, 2);
          if (tokens.length == 2) {
              String name = MonitoringViewProperties.PARFAIT + "." + tokens[0];
              String value = tokens[1];
              System.setProperty(name, value);
          }
      }
docs: extract properties from arguments, properties files, or intuition