Itext 生成PDF

Itext生成pdf

• 添加依赖

   <dependency>
              <groupId>com.itextpdf</groupId>
              <artifactId>itextpdf</artifactId>
              <version>5.5.13</version>
          </dependency>
  
          <dependency>
              <groupId>com.itextpdf</groupId>
              <artifactId>itext-asian</artifactId>
              <version>5.2.0</version>
          </dependency>
  

• PDFUtil类

  package com.qz.soft.sampling.util;
  
  import com.itextpdf.text.*;
  import com.itextpdf.text.pdf.BaseFont;
  import com.itextpdf.text.pdf.PdfPCell;
  import com.itextpdf.text.pdf.PdfPTable;
  import com.itextpdf.tool.xml.XMLWorkerFontProvider;
  
  import java.util.Map;
  
  
  /**
   * @author xuxin
   * @date 2021/10/14
   */
  public class PdfUtil {
  
  
      // main测试
      public static void main(String[] args) throws Exception {
          try {
  /*           // 1.新建document对象
              Document document = new Document(PageSize.A4);// 建立一个Document对象
  
              // 2.建立一个书写器(Writer)与document对象关联
              File file = new File("E:\\PDFDemo.pdf");
              File html = new File("E:\\徐鑫\\项目\\平板抽样\\1.四川纤检\\资料\\bbbb.html");
  
            Resource classPathResource = new ClassPathResource("/static/bbbb.html");
  
  
              file.createNewFile();
              PdfWriter pdfWriter = PdfWriter.getInstance(document, new FileOutputStream(file));
  
              document.open();
              document.addTitle("Title@PDF-Java");// 标题
              document.addAuthor("Author@umiz");// 作者
              document.addSubject("Subject@iText pdf sample");// 主题
              document.addKeywords("Keywords@iTextpdf");// 关键字
              document.addCreator("Creator@umiz`s");// 创建者
  
              XMLWorkerHelper worker = XMLWorkerHelper.getInstance();
              worker.parseXHtml(pdfWriter, document, classPathResource.getInputStream(), Charset.forName("UTF-8"));
              document.close();*/
  
  
  /*
              // 3.打开文档
              document.open();
              document.addTitle("Title@PDF-Java");// 标题
              document.addAuthor("Author@umiz");// 作者
              document.addSubject("Subject@iText pdf sample");// 主题
              document.addKeywords("Keywords@iTextpdf");// 关键字
              document.addCreator("Creator@umiz`s");// 创建者
  
              // 4.向文档中添加内容
              new PdfUtil().generatePDF(document);
  
              // 5.关闭文档
              document.close();*/
  
  
  
          } catch (Exception e) {
              e.printStackTrace();
          }
      }
  
      // 定义全局的字体静态变量
      private static Font titlefont;
      private static Font headfont;
      private static Font keyfont;
      private static Font textfont;
      // 最大宽度
      private static int maxWidth = 520;
  
      // 静态代码块
      static {
          try {
              // 不同字体（这里定义为同一种字体：包含不同字号、不同style）
              BaseFont bfChinese = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
              titlefont = new Font(bfChinese, 16, java.awt.Font.BOLD);
              headfont = new Font(bfChinese, 14, java.awt.Font.BOLD);
              keyfont = new Font(bfChinese, 10, java.awt.Font.BOLD);
              textfont = new Font(bfChinese, 10, Font.NORMAL);
  
          } catch (Exception e) {
              e.printStackTrace();
          }
      }
  
  
      // 生成PDF文件
      public void generatePDF(Document document, Map<String,Object> map) throws Exception {
  
          // 段落
          Paragraph paragraph = new Paragraph("产品质量监督抽查/复查抽样单", titlefont);
          paragraph.setAlignment(1); //设置文字居中 0靠左   1，居中     2，靠右
          paragraph.setIndentationLeft(12); //设置左缩进
          paragraph.setIndentationRight(12); //设置右缩进
          paragraph.setFirstLineIndent(24); //设置首行缩进
          paragraph.setLeading(20f); //行间距
          paragraph.setSpacingBefore(5f); //设置段落上空白
          paragraph.setSpacingAfter(5f); //设置段落下空白
  
          //编号
          Paragraph paragraph_No = new Paragraph("编号："+map.get("record_no").toString(), textfont);
          paragraph_No.setAlignment(2); //设置文字居中 0靠左   1，居中     2，靠右
          paragraph_No.setIndentationLeft(12); //设置左缩进
          paragraph_No.setIndentationRight(12); //设置右缩进
          paragraph_No.setFirstLineIndent(24); //设置首行缩进
          paragraph_No.setLeading(10f); //行间距
          paragraph_No.setSpacingBefore(5f); //设置段落上空白
          paragraph_No.setSpacingAfter(5f); //设置段落下空白
  
          // 表格
          //PdfPTable table = createTable();
          PdfPTable table = new PdfPTable(8);
          table.setWidthPercentage(100);
          table.setWidths(new float[]{40, 40, 40, 60, 100, 120, 80, 80});
  
  
          table.addCell(createCell("任务来源", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("taskSourceDesc").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("抽样依据及文号", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("plan_no").toString(), textfont, Element.ALIGN_LEFT));
          table.addCell(createCell("任务类型", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("taskTypeDesc").toString(), textfont, Element.ALIGN_LEFT));
  
          //抽查对象
          table.addCell(createCell("抽查对象", textfont, Element.ALIGN_LEFT,1,9));
          table.addCell(createCell("名称", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("name").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("抽样环节", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("sample_links").toString(), textfont, Element.ALIGN_LEFT,2));
  
          table.addCell(createCell("地址", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("address").toString(), textfont, Element.ALIGN_LEFT,3));
          table.addCell(createCell("抽查对象类型", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("type").toString(), textfont, Element.ALIGN_LEFT,2));
  
          table.addCell(createCell("邮政编码", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("zip_code").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("经营者所在地", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("operate_location").toString(), textfont, Element.ALIGN_LEFT,2));
  
          table.addCell(createCell("法定代表人", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("legal_person").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("抽查检验场所", textfont, Element.ALIGN_LEFT,1,4));
          table.addCell(createCell(map.get("inspection_place").toString(), textfont, Element.ALIGN_LEFT,3,4));
  
          table.addCell(createCell("联系人", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("contacts").toString(), textfont, Element.ALIGN_LEFT,2));
  
          table.addCell(createCell("联系电话", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("phone").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("统一社会信用代码", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("licence").toString(), textfont, Element.ALIGN_LEFT,2));
  
          table.addCell(createCell("从业人员数", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("employees").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("是否产生购样费", textfont, Element.ALIGN_LEFT,1));
  
          table.addCell(createCell(map.get("purchase_fee").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("营业收入", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("income").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("无偿提供样品", textfont, Element.ALIGN_LEFT,1));
          table.addCell(createCell(map.get("provide_sample").toString(), textfont, Element.ALIGN_LEFT,3));
  
  
          //生产单位
          table.addCell(createCell("生产单位", textfont, Element.ALIGN_LEFT,1,2));
          table.addCell(createCell("单位名称", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("name").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("联系人", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("contacts").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("单位地址", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("address").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("联系电话", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("phone").toString(), textfont, Element.ALIGN_LEFT,3));
  
  
          //受检产品
          table.addCell(createCell("受检产品", textfont, Element.ALIGN_LEFT,1,10));
          table.addCell(createCell("工业产品生产许可证", textfont, Element.ALIGN_LEFT,4));
          table.addCell(createCell("抽查通知书", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("file1_url").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("产品名称", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("product_name").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("规格型号", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("version_sample").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("生产日期/批号", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("batch_number").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("商标", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("logo").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("抽样数量", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("sample_amount").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("产品等级", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("product_level").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("库存量", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("store_amount").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("标注执行标准/技术文件", textfont, Element.ALIGN_LEFT,1,2));
          table.addCell(createCell(map.get("execute_file").toString(), textfont, Element.ALIGN_LEFT,3,2));
  
          table.addCell(createCell("批量/进货量", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("purchase_amount").toString(), textfont, Element.ALIGN_LEFT,2));
  
          table.addCell(createCell("单价（元）", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("price").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("封样状态", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("storage_state").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("备样量及封存地点", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("count_bak").toString()+" , "+map.get("storage_address"), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("寄送样地点", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("send_address").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("抽样日期", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell((String) map.get("sample_time"), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("寄送样截至日期", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("send_end_time").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("抽样地点", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("sample_address").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("抽样方式", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("sample_mode").toString(), textfont, Element.ALIGN_LEFT,3));
  
          //抽样机构
          table.addCell(createCell("抽样机构", textfont, Element.ALIGN_LEFT,1,3));
          table.addCell(createCell("单位名称", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("cy_company_name").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("联系人", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("cy_company_contact").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("单位地址", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("cy_company_address").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("联系电话", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("cy_company_phone").toString(), textfont, Element.ALIGN_LEFT,3));
  
          table.addCell(createCell("邮政编码", textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell(map.get("cy_company_zip").toString(), textfont, Element.ALIGN_LEFT,2));
          table.addCell(createCell("传真/Email", textfont, Element.ALIGN_LEFT));
          table.addCell(createCell(map.get("cy_company_fax").toString(), textfont, Element.ALIGN_LEFT,3));
  
          //备注
         table.addCell(createCell(map.get("remark").toString(), textfont, Element.ALIGN_LEFT,8,1,60));
  
         //签名
          table.addCell(createCell("抽查对象对抽查过程无异议：确认所抽产品为境内生产、销售的合格待销产品：已阅读并核实抽样单内容，无异议\n抽查对象单位签名（盖章）\n\n\n                                           ______年______月______日 ", textfont, Element.ALIGN_LEFT,5,1,80));
          table.addCell(createCell("抽样人（签名）:\n\n\n\n                                           抽样机构（公章）\n\n                                              ______年______月______日", textfont, Element.ALIGN_LEFT,3,6,40));
          document.add(paragraph);
          document.add(paragraph_No);
          document.add(table);
  
      }
  
  
  /**------------------------创建表格单元格的方法start----------------------------*/
      /**
       * 创建单元格(指定字体)
       *
       * @param value
       * @param font
       * @return
       */
      public PdfPCell createCell(String value, Font font) {
          PdfPCell cell = new PdfPCell();
          cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
          cell.setHorizontalAlignment(Element.ALIGN_CENTER);
          cell.setPhrase(new Phrase(value, font));
          return cell;
      }
  
      /**
       * 创建单元格（指定字体、水平..）
       *
       * @param value
       * @param font
       * @param align
       * @return
       */
      public PdfPCell createCell(String value, Font font, int align) {
          PdfPCell cell = new PdfPCell();
          cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
          cell.setHorizontalAlignment(align);
          cell.setPhrase(new Phrase(value, font));
          return cell;
      }
  
      /**
       * 创建单元格（指定字体、水平居..、单元格跨x列合并）
       *
       * @param value
       * @param font
       * @param align
       * @param colspan
       * @return
       */
      public PdfPCell createCell(String value, Font font, int align, int colspan) {
          PdfPCell cell = new PdfPCell();
          cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
          cell.setHorizontalAlignment(align);
          cell.setColspan(colspan);
          cell.setPhrase(new Phrase(value, font));
          return cell;
      }
  
  
  
      /**
       * 创建单元格（指定字体、水平居..、单元格跨x列 Y列合并）
       *
       * @param value
       * @param font
       * @param align
       * @param colspan
       * @param rowspan
       * @return
       */
      public PdfPCell createCell(String value, Font font, int align, int colspan, int rowspan) {
          PdfPCell cell = new PdfPCell();
          cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
          cell.setHorizontalAlignment(align);
          cell.setColspan(colspan);
          cell.setRowspan(rowspan);
          cell.setPhrase(new Phrase(value, font));
          return cell;
      }
  
      public PdfPCell createCell(String value, Font font, int align, int colspan, int rowspan,int height) {
          PdfPCell cell = new PdfPCell();
          cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
          cell.setHorizontalAlignment(align);
          cell.setColspan(colspan);
          cell.setRowspan(rowspan);
          cell.setPhrase(new Phrase(value, font));
          cell.setFixedHeight(height);
          return cell;
      }
      /**
       * 创建单元格（指定字体、水平居..、单元格跨x列合并、设置单元格内边距）
       *
       * @param value
       * @param font
       * @param align
       * @param colspan
       * @param boderFlag
       * @return
       */
      public PdfPCell createCell(String value, Font font, int align, int colspan, boolean boderFlag) {
          PdfPCell cell = new PdfPCell();
          cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
          cell.setHorizontalAlignment(align);
          cell.setColspan(colspan);
          cell.setPhrase(new Phrase(value, font));
          cell.setPadding(3.0f);
          if (!boderFlag) {
              cell.setBorder(0);
              cell.setPaddingTop(15.0f);
              cell.setPaddingBottom(8.0f);
          } else if (boderFlag) {
              cell.setBorder(0);
              cell.setPaddingTop(0.0f);
              cell.setPaddingBottom(15.0f);
          }
          return cell;
      }
  
      /**
       * 创建单元格（指定字体、水平..、边框宽度：0表示无边框、内边距）
       *
       * @param value
       * @param font
       * @param align
       * @param borderWidth
       * @param paddingSize
       * @param flag
       * @return
       */
      public PdfPCell createCell(String value, Font font, int align, float[] borderWidth, float[] paddingSize, boolean flag) {
          PdfPCell cell = new PdfPCell();
          cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
          cell.setHorizontalAlignment(align);
          cell.setPhrase(new Phrase(value, font));
          cell.setBorderWidthLeft(borderWidth[0]);
          cell.setBorderWidthRight(borderWidth[1]);
          cell.setBorderWidthTop(borderWidth[2]);
          cell.setBorderWidthBottom(borderWidth[3]);
          cell.setPaddingTop(paddingSize[0]);
          cell.setPaddingBottom(paddingSize[1]);
          if (flag) {
              cell.setColspan(2);
          }
          return cell;
      }
  /**------------------------创建表格单元格的方法end----------------------------*/
  
  
  /**--------------------------创建表格的方法start------------------- ---------*/
      /**
       * 创建默认列宽，指定列数、水平(居中、右、左)的表格
       *
       * @param colNumber
       * @param align
       * @return
       */
      public PdfPTable createTable(int colNumber, int align) {
          PdfPTable table = new PdfPTable(colNumber);
          try {
              table.setTotalWidth(maxWidth);
              table.setLockedWidth(true);
              table.setHorizontalAlignment(align);
              table.getDefaultCell().setBorder(1);
          } catch (Exception e) {
              e.printStackTrace();
          }
          return table;
      }
  
      /**
       * 创建指定列宽、列数的表格
       *
       * @param widths
       * @return
       */
      public PdfPTable createTable(float[] widths) {
          PdfPTable table = new PdfPTable(widths);
          try {
              table.setTotalWidth(maxWidth);
              table.setLockedWidth(true);
              table.setHorizontalAlignment(Element.ALIGN_CENTER);
              table.getDefaultCell().setBorder(1);
          } catch (Exception e) {
              e.printStackTrace();
          }
          return table;
      }
  
      /**
       * 创建空白的表格
       *
       * @return
       */
      public PdfPTable createBlankTable() {
          PdfPTable table = new PdfPTable(1);
          table.getDefaultCell().setBorder(0);
          table.addCell(createCell("", keyfont));
          table.setSpacingAfter(20.0f);
          table.setSpacingBefore(20.0f);
          return table;
      }
  /**--------------------------创建表格的方法end------------------- ---------*/
  
  }
  
  class AsianFontProvider extends XMLWorkerFontProvider {
      @Override
      public Font getFont(final String fontname, String encoding, float size, final int style) {
          try {
              BaseFont bfChinese = BaseFont.createFont("STSongStd-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
              return new Font(bfChinese, size, style);
          } catch (Exception e) {
          }
          return super.getFont(fontname, encoding, size, style);
      }
  }
  
  

Html转PDF

• 添加依赖

  <dependency>
      <groupId>com.itextpdf</groupId>
      <artifactId>html2pdf</artifactId>
      <version>4.0.0</version>
  </dependency>
  

• 代码

  import com.itextpdf.html2pdf.HtmlConverter;
  
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.FileOutputStream;
  import java.io.IOException;
  
  public class HtmlToPDF {
      private static final String ORIG = "/uploads/input.html";
      private static final String OUTPUT_FOLDER = "/myfiles/";
  
      public static void main(String[] args) throws IOException {
          File htmlSource = new File(ORIG);
          File pdfDest = new File(OUTPUT_FOLDER + "output.pdf");
          HtmlConverter.convertToPdf(new FileInputStream(htmlSource), new FileOutputStream(pdfDest));
      }
  
  }
  
  
  

官网地址：Convert HTML & CSS to rich, smart PDF documents - iText (itextpdf.com)