code: protected static boolean getBoolean(final Context context, final DataSource source) throws FlowException {
  
  		if (source != null) {
  
  			final Object value = source.get(context);
  			if (value instanceof Boolean) {
  
  				return (Boolean)value;
  			}
  
  			if (value instanceof String) {
  
  				return Boolean.valueOf((String)value);
  			}
  		}
  
  		return false;
  	}
docs: ----- protected methods -----