public PdfService(SpringTemplateEngine templateEngine) this.templateEngine = templateEngine;

<img src="file:/absolute/path/logo.png" /> (register in ITextRenderer):

String html = templateEngine.process("invoice", context);

Here’s a focused feature guide for — covering setup, templating, rendering, and streaming. 1. Core Concept Thymeleaf alone doesn’t generate PDFs. Common approach: Thymeleaf → HTML → Flying Saucer / OpenPDF → PDF