springBoot基于itext实现pdf打印

最新推荐文章于 2025-09-14 15:48:33 发布

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最新推荐文章于 2025-09-14 15:48:33 发布 · 1.8k 阅读

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本文介绍了一种使用iText库在Spring MVC框架下生成带有详细采购信息的PDF文档的方法。通过示例代码展示了如何从数据库获取采购订单数据，并将其转换为PDF格式，包括设置页面布局、表格样式和中文字符显示。

pom：

        <dependency>
            <groupId>com.lowagie</groupId>
            <artifactId>itext</artifactId>
            <version>2.1.7</version>
        </dependency>
        <dependency>
            <groupId>com.itextpdf</groupId>
            <artifactId>itextpdf</artifactId>
            <version>5.0.6</version>
        </dependency>

控制器Controller

 @RequestMapping(value = "/purchase/order/print", method = RequestMethod.GET)
    public ModelAndView printInvoice(@RequestParam Long id) throws IOException {
        List<Map> list = purchaseOrderService.getList(id);
        Map<String, Object> model = new HashMap<>();
        model.put("sheet", list);
        model.put("row", 8);
        String[] title = new String[]{
                "商品条码","商品名称", "规格/单位", "进价/元", "折扣", "采购数量",
                "进货金额/元"
        };
        model.put("titles", title);
        return new ModelAndView(new ViewPDF(), model);
    }

ViewPDF文件：

/**
 * @作者:huangliang
 * @时间:2020-03-16 15:35
 * @注释:ViewPDF
 */
public class ViewPDF extends AbstractPdfView {
    @Override
    protected void buildPdfDocument(Map<String, Object> model, Document document, PdfWriter writer, HttpServletRequest request, HttpServletResponse response) throws Exception {
        String fileName = new java.util.Date().getTime() + "_order.pdf";
        response.setCharacterEncoding("UTF-8");
        response.setContentType("application/pdf");
        response.setHeader("Content-Disposition", "filename=" + new String(fileName.getBytes(), "iso8859-1"));
        List<Map> products = (List<Map>) model.get("sheet");
        PdfUtil pdfUtil = new PdfUtil();
        int row = (int) model.get("row");
        String[] ti

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