class DefaultLaunchDataWrapper extends LaunchDataWrapper {

    protected String getStringFromFields(HandlerArgument commandLineArg, HandlerField environmentVar)
    {
        String payload = getStringFromFileArg(commandLineArg);

        return payload == null
            ? getEnvironmentRetriever().getField(environmentVar.name())
            : payload;
    }

    public  DefaultLaunchDataWrapper(String[] args);
    public  DefaultLaunchDataWrapper(ArgumentRetriever argumentRetriever, EnvironmentFieldRetriever environmentRetriever, PropertyRetriever propertyRetriever);
    public  DefaultLaunchDataWrapper(ArgumentRetriever argumentRetriever);

}