code: public void setProperty(final String name, final String val) {
      if (props == null) {
        props = new Properties();
      }
  
      props.setProperty(name, val);
    }
docs: Allows applications to provide parameters to methods using this object class,
  
  <p>For example, a parameter "full" with value "true" might indicate a full
  XML dump is required.
  
  @param name
  @param val