//String watermarkfileName = this.getClass().getClassLoader().getResource("images/watermark.png").getPath();
ClassPathResource classPathResource = new ClassPathResource("images/watermark.png");
//String watermarkfileName = this.getClass().getClassLoader().getResource("images/watermark.png").getPath();
ClassPathResource classPathResource = new ClassPathResource("images/watermark.png");