public class Add...Feature extends AbstractAddShapeFeature {

...

 @Override
	public PictogramElement add(IAddContext context) {

        IGaService gaService = Graphiti.getGaService();
        RoundedRectangle roundedRectangle;
        
        {/*do something*/}

            link(parentShape, addedClass);
        }
        Shape imageShape = peCreateService.createShape(containerShape, false);
        { /*do something*/
            link(imageShape, addedClass);
        }  

        Shape textShape = peCreateService.createShape(containerShape, false);
        {
         /*do something*/
        
         link(textShape, addedClass);
        }
}