code: protected Properties setupProperties() {
          // use the System properties in case the user specified them as
          // -Dprop=<val> to the JVM directly.
          Properties props = System.getProperties();
  
           if (argOptions.hasOption("windowSize")) {
               props.setProperty(
                       GenericWordSpace.WINDOW_SIZE_PROPERTY,
                       argOptions.getStringOption("windowSize"));
           }
  
           if (argOptions.hasOption("useWordOrder")) {
               props.setProperty(
                       GenericWordSpace.USE_WORD_ORDER_PROPERTY, "true");
           }        
  
          return props;
      }
docs: {@inheritDoc}