// Get the context needed by Velocity.
Context context = TurbineVelocity.getContext(pipelineData);
// variable for the screen in the layout template
context.put(TurbineConstants.SCREEN_PLACEHOLDER,
new TemplateScreen(data));
// variable to reference the navigation screen in the layout template
context.put(TurbineConstants.NAVIGATION_PLACEHOLDER,
new TemplateNavigation(data));