public PdfService(SpringTemplateEngine templateEngine) this.templateEngine = templateEngine;
createPDF(null) returns byte[] in newer Flying Saucer versions. Otherwise, use a ByteArrayOutputStream . 5. Controller – Download PDF import org.springframework.http.HttpHeaders; import org.springframework.http.MediaType; import org.springframework.http.ResponseEntity; import org.springframework.web.bind.annotation.*; @RestController public class PdfController
private final SpringTemplateEngine templateEngine;
public byte[] generateInvoicePdf(InvoiceDto invoice) Context context = new Context(); context.setVariable("invoice", invoice);
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
private final PdfService pdfService;
return ResponseEntity.ok() .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=invoice_" + id + ".pdf") .contentType(MediaType.APPLICATION_PDF) .body(pdfBytes);
public PdfController(PdfService pdfService) this.pdfService = pdfService;
