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@@ -1,6 +1,12 @@
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package com.yaoyicloud.render.test;
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+import com.lowagie.text.Image;
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+import com.lowagie.text.PageSize;
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import com.lowagie.text.pdf.BaseFont;
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+import com.lowagie.text.pdf.PdfContentByte;
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+import com.lowagie.text.pdf.PdfReader;
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+import com.lowagie.text.pdf.PdfStamper;
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+import com.lowagie.text.pdf.parser.PdfTextExtractor;
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import fr.opensagres.poi.xwpf.converter.core.FileImageExtractor;
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import fr.opensagres.poi.xwpf.converter.core.FileURIResolver;
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import fr.opensagres.poi.xwpf.converter.core.ImageManager;
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@@ -24,6 +30,11 @@ import java.io.FileWriter;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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+import java.util.ArrayList;
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+import java.util.Arrays;
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+import java.util.HashMap;
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+import java.util.LinkedHashMap;
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+import java.util.Map;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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@@ -53,19 +64,21 @@ public class TestPdf {
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System.err.println("写入 2.html 文件时发生错误: " + e.getMessage());
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e.printStackTrace();
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}
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- String docxHtml1 = formatHtml(docxHtml);
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+
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+ String docxHtml1 = formatHtml(docxHtml,true);
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try (BufferedWriter writer1 = new BufferedWriter(new FileWriter("1.html"))) {
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writer1.write(docxHtml1);
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} catch (IOException e) {
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System.err.println("写入 1.html 文件时发生错误: " + e.getMessage());
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e.printStackTrace();
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}
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-
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-
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convertHtmlToPdf(docxHtml1, "./output.pdf");
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+ convertHtmlToPdf2(docxHtml, "./output2.pdf");
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+
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}
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+ private static Map<String, Integer> pageNumberMap = new LinkedHashMap<>();
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/**
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* 将docx转为html
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@@ -131,55 +144,224 @@ public class TestPdf {
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* @return 规范化后的html
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*/
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- public static String formatHtml(String html) {
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+// public static String formatHtml(String html,boolean flag) {
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+// Document doc = Jsoup.parse(html);
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+//
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+// removeEmptyParagraphs(doc);
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+// Elements images = doc.select("img");
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+// Element firstImg = images.first();
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+// // 4. 删除第一个img元素
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+// firstImg.parent().remove();
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+// String baseCss = "@page {"
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+// + " size: A4;"
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+// + "}"
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+// + "body { font-family: 思源黑体; }"
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+// + "table {"
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+// + " width: 100%;"
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+// + " border-collapse: collapse;"
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+// + " page-break-inside: auto;"
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+// + " -fs-table-paginate: paginate;"
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+// + "}"
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+// + "thead {"
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+// + " display: table-header-group;"
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+// + "}"
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+// + "td, th {"
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+// + " -fs-table-paginate: paginate;"
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+// + " background-clip: padding-box;"
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+// + " -webkit-print-color-adjust: exact;"
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+// + " page-break-inside: avoid; /* 防止单元格跨页 */"
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+// + "}"
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+// + ".avoid-break {"
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+// + " break-inside: avoid;"
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+// + " page-break-inside: avoid;"
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+// + "}"
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+// + "p.X1.X2 {"
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+// + " -fs-pdf-bookmark-level: 1;"
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+// + " -fs-pdf-bookmark-open: true;"
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+// + "}"
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+// + "p.X1.X3 {"
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+// + " -fs-pdf-bookmark-level: 2;"
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+// + "}";
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+//
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+// doc.head().appendElement("style").text(baseCss);
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+//
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+// Elements trs = doc.select("tr");
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+// for (Element tr : trs) {
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+// String trStyle = tr.attr("style");
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+// trStyle = (trStyle == null) ? "" : trStyle;
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+// trStyle += " page-break-inside: avoid !important;"; // 强制不分页
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+// tr.attr("style", trStyle);
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+// }
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+//
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+// processTableCells(doc);
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+// Elements divs = doc.select("div");
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+// divs.attr("style", "");
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+// addTableOfContents(doc,flag);
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+//
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+// // 7. 处理特殊span元素
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+// Elements spans = doc.select("span.X1.X2");
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+// for (Element span : spans) {
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+// String style = span.attr("style");
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+// style = style.replaceAll("margin-left:\\s*[^;]+;?", "");
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+// if (!span.text().contains("重要声明")) {
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+// style += "color:#1677ff; ";
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+// }
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+// span.attr("style", style);
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+// }
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+// // 8. 一级标题前分页样式
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+// Elements paragraphs = doc.select("p.X1.X2");
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+// for (Element p : paragraphs) {
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+// p.attr("style", p.attr("style") + "page-break-before:always;");
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+// }
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+//
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+// processTables(doc);
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+// doc.outputSettings().syntax(Document.OutputSettings.Syntax.xml);
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+// doc.outputSettings().escapeMode(Entities.EscapeMode.xhtml);
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+// doc.head().prepend("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">");
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+//
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+// return doc.html();
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+// }
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+
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+ public static String formatHtml(String html,boolean flag) {
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Document doc = Jsoup.parse(html);
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+ Elements pTags = doc.select("p");
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+ for (Element p : pTags) {
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+ boolean isValidEmpty = true;
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- removeEmptyParagraphs(doc);
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- String baseCss = "@page {"
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- + " size: A4;"
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- + " @bottom-center {"
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- + " content: \"第 \" counter(page) \" 页，共 \" counter(pages) \" 页\";"
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- + " font-family: 思源黑体;"
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- + " font-size: 10pt;"
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- + " color: #000000;"
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- + " }"
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- + "}"
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- + "body { font-family: 思源黑体; }"
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- + "table {"
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- + " width: 100%;"
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- + " border-collapse: collapse;"
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- + " page-break-inside: auto;"
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- + " -fs-table-paginate: paginate;"
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- + "}"
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- + "thead {"
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- + " display: table-header-group;"
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- + "}"
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- + "td, th {"
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- + " -fs-table-paginate: paginate;"
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- + " background-clip: padding-box;"
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- + " -webkit-print-color-adjust: exact;"
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- + "}"
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- + ".avoid-break {"
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- + " break-inside: avoid;"
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- + " page-break-inside: avoid;"
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- + "}"
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- + "p.X1.X2 {"
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- + " -fs-pdf-bookmark-level: 1;"
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- + " -fs-pdf-bookmark-open: true;"
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- + "}"
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- + "p.X1.X3 {"
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- + " -fs-pdf-bookmark-level: 2;"
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+ for (org.jsoup.nodes.Node child : p.childNodes()) {
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+ if (child instanceof Element) {
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+ if (!((Element) child).tagName().equalsIgnoreCase("br")) {
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+ isValidEmpty = false;
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+ break;
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+ }
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+ } else {
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+ if (!child.outerHtml().trim().isEmpty()) {
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+ isValidEmpty = false;
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+ break;
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+ }
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+ }
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+ }
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+ if (isValidEmpty) {
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+ p.attr("style", "line-height: 25px;");
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+ }
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+ }
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+ Integer startpage = pageNumberMap.getOrDefault("startpage", 0);
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+
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+ String baseCss =
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+ "@page {" +
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+ " size: A4;" +
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+ " @bottom-center {" +
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+ " content: none;" + // 只显示数字页码
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+ " font-family: 思源黑体;" +
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+ " font-size: 10pt;" +
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+ " color: #000000;" +
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+ " }" +
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+ "}" +
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+ "@page show-page-number {" +
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+ " @bottom-center {" +
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+ " content: counter(page);" +
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+ " font-family: 思源黑体;" +
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+ " font-size: 10pt;" +
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+ " color: #000000;" +
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+ " }" +
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+ " counter-reset: page 1;" + // 关键！在这里重置页码
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+ "}" +
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+
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+ // 为最后一个div设置页码显示并重置计数器
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+ ".start-counting {" +
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+ " page: show-page-number;" +
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+ " counter-reset: page 1;" + // 重置页码
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+ " page-break-before: always;" + // 强制新页开始
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+ "}"
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+// // 隐藏 startpage 之前的所有页码
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+// "@page :nth(1-5) {" +
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+// " @bottom-center { content: none; }" +
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+// "}" +
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+// // 重置计数器，使 startpage 页显示为1
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+// "@page :nth(8) {" +
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+// " -fs-counter-reset: page 0;" + // 从0开始计数，下一页就是1
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+// "}"
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+
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+
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+ + "td, th { "
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+ + " page-break-inside: avoid; " // 尽量保持单元格不分页
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+ + " -fs-table-paginate: paginate; " // 允许分页
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+ + " background-clip: padding-box; " // 确保背景色覆盖
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+ + " -webkit-print-color-adjust: exact; " // 确保打印时颜色准确
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+ "}";
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-
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+ Elements table = doc.select("table");
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+ String tbaleStyle = table.attr("style");
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+ tbaleStyle += "width:100%;";
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+ table.attr("style", tbaleStyle);
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+
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+ Elements trs = doc.select("tr");
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+ for (Element tr : trs) {
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+ String trStyle = tr.attr("style");
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+ trStyle = (trStyle == null) ? "" : trStyle;
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+ trStyle += " page-break-inside: avoid !important;"; // 强制不分页
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+ tr.attr("style", trStyle);
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+ }
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doc.head().appendElement("style").text(baseCss);
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- processFirstImageAsBackground(doc);
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+ Elements tds = doc.select("td");
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+ for (Element td : tds) {
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+ Elements ps = td.select("p");
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+ if (ps.size() > 1) {
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+ for (int i = 1; i < ps.size(); i++) {
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+ ps.get(i).remove();
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+ }
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+ Element p = ps.first();
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+ String pStyle = p.attr("style");
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+ pStyle = removeWhiteSpacePreWrap(pStyle);
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+ pStyle += " display: table-cell; vertical-align: middle;";
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+ p.attr("style", pStyle);
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+ }
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+ if (ps.size() > 0) {
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+ Element p = ps.first();
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+ String pStyle = p.attr("style");
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+ pStyle = removeWhiteSpacePreWrap(pStyle);
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+ p.attr("style", pStyle);
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+
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+ Elements spans = p.select("span");
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+ if (!spans.isEmpty()) {
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+ for (Element span : spans) {
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+ String spanStyle = span.attr("style");
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+ spanStyle = removeWhiteSpacePreWrap(spanStyle);
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+ spanStyle = (spanStyle == null) ? "" : spanStyle;
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+ spanStyle += " margin-left: 0.5em;";
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+ span.attr("style", spanStyle);
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+ }
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+ } else {
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+ String oriPstyle = p.attr("style");
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+ oriPstyle = removeWhiteSpacePreWrap(oriPstyle);
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+ p.attr("style", oriPstyle + " margin-left: 0.5em;");
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+ }
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+ }
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- processTableCells(doc);
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+ String oristyle = td.attr("style");
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+ oristyle = (oristyle == null) ? "" : oristyle;
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+ oristyle += " border-collapse: collapse; border: 0.75pt solid #E3EDFB;";
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+ oristyle += " background-clip: padding-box; break-inside: avoid !important; page-break-inside: avoid";
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+ td.attr("style", oristyle);
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+ }
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Elements divs = doc.select("div");
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divs.attr("style", "");
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-
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- addTableOfContents(doc);
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+divs.last().addClass("start-counting");
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+ divs.last().attr("style", "-fs-page-sequence:start");
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+ Elements images = doc.select("img");
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+ Element firstImg = images.first();
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+ // 4. 删除第一个img元素
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+ firstImg.parent().remove();
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+ // 方法二：将所有 white-space:pre-wrap 改为 normal去除转换时的奇怪空白
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+ Elements allElements = doc.getAllElements();
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+
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+ for (Element element : allElements) {
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+ String style = element.attr("style");
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+ if (style.contains("white-space:pre-wrap")) {
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+ style = style.replaceAll("white-space\\s*:\\s*[^;]+;", "");
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+ element.attr("style", style);
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+ }
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+ }
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// 7. 处理特殊span元素
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Elements spans = doc.select("span.X1.X2");
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for (Element span : spans) {
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@@ -196,14 +378,14 @@ public class TestPdf {
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p.attr("style", p.attr("style") + "page-break-before:always;");
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}
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- processTables(doc);
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+ addTableOfContents(doc,flag);
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+
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doc.outputSettings().syntax(Document.OutputSettings.Syntax.xml);
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doc.outputSettings().escapeMode(Entities.EscapeMode.xhtml);
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doc.head().prepend("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">");
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return doc.html();
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}
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-
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/**
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* 删除空白段落 清除因转换出的空白段落造成的空白页
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* @param doc
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@@ -228,145 +410,109 @@ public class TestPdf {
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}
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if (isValidEmpty) {
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- p.remove();
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- }
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- }
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- }
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- /**
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- * 处理第一张图片作为背景
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- * @param doc
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- */
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- private static void processFirstImageAsBackground(Document doc) {
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- Element firstDiv = doc.select("div").first();
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- if (firstDiv != null) {
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- Element firstImg = firstDiv.select("img").first();
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- if (firstImg != null) {
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- String imgSrc = firstImg.absUrl("src");
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-
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- Element pageContainer = new Element("div")
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- .attr("style",
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- "position: relative;"
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- + "width: 100%;"
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- + "height: 100vh;"
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- + "page-break-after: always;"
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- + "overflow: hidden;");
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-
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- Element backgroundLayer = new Element("div")
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- .attr("style",
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- "position: absolute;"
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- + "top: 0;"
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- + "left: 0;"
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- + "width: 100%;"
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- + "height: 100%;"
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- + "background-image: url('" + imgSrc + "');"
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- + "background-size: cover;"
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- + "background-position: center;"
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- + "background-repeat: no-repeat;"
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- + "z-index: 0;");
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-
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- Element contentContainer = new Element("div")
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- .attr("style",
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- "position: relative;"
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- + "z-index: 1;"
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- + "height: 100%;"
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- + "width: 100%;")
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- .html(firstDiv.html());
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-
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- firstImg.remove();
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- pageContainer.appendChild(backgroundLayer);
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- pageContainer.appendChild(contentContainer);
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- firstDiv.replaceWith(pageContainer);
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- }
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+ p.attr("style", "line-height: 25px;"); }
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}
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}
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+
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/**
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* 添加目录
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* @param doc
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*/
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- private static void addTableOfContents(Document doc) {
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- // 目录样式
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- String tocCss = ".toc-container { margin: 20px 0; }"
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- + ".toc-title { "
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- + " text-align: center; "
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- + " font-size: 18pt; "
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- + " margin-bottom: 15px; "
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- + " color: black;"
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- + "}"
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- + ".toc-list { "
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- + " list-style-type: none; "
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- + " padding: 0; "
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- + " width: 100%; "
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- + "}"
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- + ".toc-item { "
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- + " margin: 5px 0; "
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- + "}"
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- + ".toc-level-1 { padding-left: 0; }"
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- + ".toc-level-2 { padding-left: 2em; }"
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- + ".toc-link { "
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- + " display: block; "
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- + " position: relative; "
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- + " color: black !important; "
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- + " text-decoration: none !important; "
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- + "}"
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- + ".toc-content { "
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- + " display: flex; "
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- + "}"
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- + ".toc-text { "
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- + " white-space: normal; "
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- + "}"
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- + ".toc-dots { "
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- + " vertical-align: bottom; "
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- + " min-width: 20px; "
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- + " border-bottom: 1px dotted #000000; "
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- + " margin: 0 5px; "
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- + " height: 1em; "
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- + " flex-grow: 1; "
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- + "}"
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- + ".toc-page { "
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- + " position: absolute; "
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- + " right: 0; "
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- + " bottom: 0; "
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- + "}";
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- doc.head().appendElement("style").text(tocCss);
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-
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- // 构建目录内容
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- Element tocList = new Element("ul").addClass("toc-list");
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- doc.select("p.X1.X2, p.X1.X3").forEach(el -> {
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- boolean isLevel1 = el.hasClass("X2");
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- String id = "sec_" + el.text().hashCode();
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-
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- el.attr("id", id);
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-
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- Element li = tocList.appendElement("li")
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- .addClass("toc-item " + (isLevel1 ? "toc-level-1" : "toc-level-2"));
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-
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- Element link = li.appendElement("a")
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- .attr("href", "#" + id)
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- .addClass("toc-link");
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-
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- Element content = link.appendElement("span").addClass("toc-content");
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- content.appendElement("span").addClass("toc-text").text(el.text());
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- content.appendElement("span").addClass("toc-dots");
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- content.appendElement("span").addClass("toc-page").text("1");
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- });
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-
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- // 插入目录
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- Element firstDiv = doc.select("div").first();
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- if (firstDiv != null) {
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- firstDiv.after(
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- "<div class='toc-container' style='page-break-before: always;'>"
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- + "<h1 class='toc-title'>目录</h1>"
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- + tocList.outerHtml()
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- + "</div>"
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- );
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- } else {
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- doc.body().prepend(
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- "<div class='toc-container' style='page-break-before: always;'>"
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- + "<h1 class='toc-title'>目录</h1>"
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- + tocList.outerHtml()
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- + "</div>"
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- );
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+ private static void addTableOfContents(Document doc,boolean flag) {
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+ if (flag) {
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+ // 目录样式
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+ String tocCss = ".toc-container { margin: 20px 0; font-family: 思源黑体; }"
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+ + ".toc-title { text-align: center; font-size: 18pt; margin-bottom: 15px; color: black; }"
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+ + ".toc-list { list-style-type: none; padding: 0; width: 100%; }"
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+ + ".toc-item { margin: 5px 0; padding-top: 2px; padding-bottom: 2px; line-height: 2; }"
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+ + ".toc-level-1 { padding-left: 0; }"
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+ + ".toc-level-2 { padding-left: 2em; }"
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+ + ".toc-link { "
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+ + " display: block; "
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+ + " position: relative; "
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+ + " color: black !important; "
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+ + " text-decoration: none !important; "
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+ + " line-height: 1.5; " // 新增：控制整体行高
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+ + "}"
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+ + ".toc-line-container { "
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+ + " display: table; "
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+ + " width: 100%; "
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+ + " vertical-align: middle; " // 关键：控制容器内垂直对齐
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+ + "}"
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+ + ".toc-text { "
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+ + " display: table-cell; "
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+ + " font-size: 9pt; "
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+ + " white-space: nowrap; "
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+ + " padding-right: 5px; "
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+ + " vertical-align: middle; " // 改为middle对齐
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+ + "}"
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+ + ".toc-dots { "
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+ + " display: table-cell; "
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+ + " width: 100%; "
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+ + " vertical-align: middle; " // 关键：改为middle对齐
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+ + " border-bottom: 1px dotted #000000; "
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+ + " height: 1em; " // 固定高度
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+ + " margin-top: 2px; " // 关键：正值下移，负值上移（按需调整）
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+ + "}"
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+ + "p.X1.X2 { -fs-pdf-bookmark: level 1; }"
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+ + "p.X1.X3 { -fs-pdf-bookmark: level 2; }"
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+ + ".toc-page { "
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+ + " display: table-cell; "
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+ + " font-size: 9pt; "
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+ + " white-space: nowrap; "
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+ + " padding-left: 5px; "
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+ + " vertical-align: middle; " // 改为middle对齐
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+ + "}";
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+ doc.head().appendElement("style").text(tocCss);
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+
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+ // 构建目录内容
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+ Element tocList = new Element("ul").addClass("toc-list");
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+ doc.select("p.X1.X2, p.X1.X3").forEach(el -> {
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+ boolean isLevel1 = el.hasClass("X2");
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+ String id = "sec_" + el.text().hashCode();
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+
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+ el.attr("id", id);
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+ System.out.println(el.text());
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+ Integer pageNumber = pageNumberMap.getOrDefault(el.text(), 0);
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+
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+ Element li = tocList.appendElement("li")
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+ .addClass("toc-item " + (isLevel1 ? "toc-level-1" : "toc-level-2"));
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+
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+ Element link = li.appendElement("a")
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+ .attr("href", "#" + id)
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+ .addClass("toc-link");
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+
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+ // 使用表格布局替代flex
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+ Element lineContainer = link.appendElement("div").addClass("toc-line-container");
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+
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+
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+
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+ lineContainer.appendElement("span").addClass("toc-text").text(el.text());
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+
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+
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+ lineContainer.appendElement("span").addClass("toc-dots");
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+ lineContainer.appendElement("span").addClass("toc-page").text(String.valueOf(pageNumber));
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+ });
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+
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+ // 插入目录
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+ Element firstDiv = doc.select("div").first();
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+ if (firstDiv != null) {
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+ firstDiv.after(
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+ "<div class='toc-container' style='page-break-before: always;'>"
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+ + "<h1 class='toc-title'>目录</h1>"
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+ + tocList.outerHtml()
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+ + "</div>"
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+ );
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+ } else {
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+ doc.body().prepend(
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+ "<div class='toc-container' style='page-break-before: always;'>"
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+ + "<h1 class='toc-title'>目录</h1>"
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+ + tocList.outerHtml()
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+ + "</div>"
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+ );
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+ }
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}
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+
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}
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/**
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@@ -413,7 +559,7 @@ public class TestPdf {
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String oristyle = td.attr("style");
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oristyle = (oristyle == null) ? "" : oristyle;
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oristyle += " border-collapse: collapse; border: 0.75pt solid #E3EDFB;";
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- oristyle += " background-clip: padding-box;";
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+ oristyle += " background-clip: padding-box; break-inside: avoid !important; page-break-inside: avoid";
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td.attr("style", oristyle);
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}
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}
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@@ -556,11 +702,126 @@ public class TestPdf {
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.replace("\\", "/");
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// 设置HTML（确保CSS中使用相同的font-family）
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renderer.setDocumentFromString(html, "file:///");
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+ // 渲染PDF
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+ renderer.layout();
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+ renderer.createPDF(os);
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+ }
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+ addBackgroundToPdf(outputPdfPath,"./ou.pdf","C:\\Users\\yyy\\dev\\yyc3\\easier-be\\file\\image\\image1.jpeg");
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+
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+ }
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+ public static void convertHtmlToPdf2(String html, String outputPdfPath) throws Exception {
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+ String s = formatHtml(html, true);
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+
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+ try (OutputStream os = new FileOutputStream(outputPdfPath)) {
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+ ITextRenderer renderer = new ITextRenderer();
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+ ITextFontResolver fontResolver = renderer.getFontResolver();
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+
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+ // 字体路径
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+ String mediumFont = "C:/Users/yyy/AppData/Local/Microsoft/Windows/Fonts/SourceHanSansSC-Medium-2.otf";
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+ String boldFont = "C:/Users/yyy/AppData/Local/Microsoft/Windows/Fonts/SourceHanSansSC-Bold-2.otf";
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+
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+ // 注册字体并强制指定别名为 "思源黑体"
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+ fontResolver.addFont(
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+ mediumFont, // 字体文件路径
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+ "思源黑体", // fontFamilyNameOverride：覆盖默认字体名
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+ BaseFont.IDENTITY_H, // 编码（必须用于中文）
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+ true, // 是否嵌入PDF
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+ null // PFB路径（仅AFM/PFM字体需要）
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+ );
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+
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+ fontResolver.addFont(
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+ boldFont,
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+ "思源黑体 Medium",
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+ BaseFont.IDENTITY_H,
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+ true,
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+ null
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+ );
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+ html = html.replace("C:\\", "file:///C:/")
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+ .replace("\\", "/");
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+
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+ // 设置HTML（确保CSS中使用相同的font-family）
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+ renderer.setDocumentFromString(s, "file:///");
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// 渲染PDF
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renderer.layout();
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renderer.createPDF(os);
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}
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+
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+ addBackgroundToPdf(outputPdfPath,"./ou.pdf","C:\\Users\\yyy\\dev\\yyc3\\easier-be\\file\\image\\image1.jpeg");
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+
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+ }
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+
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+
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+ private static void addBackgroundToPdf(String inputPdfPath, String outputPdfPath, String backgroundImagePath)
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+ throws Exception {
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+ PdfReader reader = new PdfReader(inputPdfPath);
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+ PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(outputPdfPath));
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+ // 获取第一页
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+ PdfContentByte background = stamper.getUnderContent(1); // 在现有内容下方绘制
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+ int startPage = 0;
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+ // 加载背景图片
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+ Image image = Image.getInstance(backgroundImagePath);
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+ image.scaleAbsolute(PageSize.A4.getWidth(), PageSize.A4.getHeight()); // 撑满 A4
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+ image.setAbsolutePosition(0, 0); // 从 (0,0) 开始
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+
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+ // 添加到第一页
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+ background.addImage(image);
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+
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+ Pattern startPattern = Pattern.compile("^1\\.\\s+报告概述$");
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+ for (int pageNum = 1; pageNum <= reader.getNumberOfPages(); pageNum++) {
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+ String pageText = new PdfTextExtractor(reader).getTextFromPage(pageNum);
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+ String[] lines = pageText.split("\\r?\\n");
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+ for (String line : lines) {
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+ if (startPattern.matcher(line.trim()).matches()) {
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+ startPage = pageNum;
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+ pageNumberMap.put("startPage", startPage);
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+ }
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+ }
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+ }
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+
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+ Pattern titlePattern = Pattern.compile(
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+ "^((\\d+)\\.\\s+|(\\d+\\.\\d+)\\s+)([\\u4e00-\\u9fa5a-zA-Z].*)$",
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+ Pattern.MULTILINE);
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+ Pattern specialPattern = Pattern.compile("^重要声明\\s*[:：]?\\s*(.*)$");
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+ for (int pageNum = startPage; pageNum <= reader.getNumberOfPages(); pageNum++) {
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+ String pageText = new PdfTextExtractor(reader).getTextFromPage(pageNum);
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+ String[] lines = pageText.split("\\r?\\n");
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+ for (int i = 0; i < lines.length; i++) {
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+ String line = lines[i].trim();
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+ if (line.isEmpty())
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+ continue;
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+ if (line.startsWith("6.3 ISO体系认证证书或行业经营许可证")) {
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+ String nextLine = (i + 1 < lines.length) ? lines[i + 1].trim() : "";
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+ // 拼接当前行和下一行
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+ line = line + (nextLine.isEmpty() ? "" : nextLine);
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+ }
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+ Matcher matcher = titlePattern.matcher(line);
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+ if (matcher.matches()) {
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+ pageNumberMap.put(line, pageNum - startPage + 1);
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+ System.out.println("收集标题: " + line + " | 页码: " + pageNum);
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+ }
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+
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+ if (line.startsWith("重要声明")) {
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+ Matcher specialMatcher = specialPattern.matcher(line);
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+ if (specialMatcher.matches()) {
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+ pageNumberMap.put(line, pageNum - startPage + 1);
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+ System.out.println("收集特殊标题: " + line + " | 页码: " + pageNum);
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+ continue;
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+ }
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+ }
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+ }
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+ }
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+ int lastPageIndex = reader.getNumberOfPages();
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+ String lastPageText = new PdfTextExtractor(reader).getTextFromPage(lastPageIndex);
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+ // 使用 selectPages 方法删除最后一页
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+ ArrayList<Integer> pagesToKeep = new ArrayList<>();
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+ for (int i = 1; i < lastPageIndex; i++) {
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+ pagesToKeep.add(i);
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+ }
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+ reader.selectPages(pagesToKeep);
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+
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+ stamper.close();
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+ reader.close();
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}
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}
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