pdf导出实例（itestpdf）

依赖 <!-- mvnrepository /artifact/com.itextpdf/itextpdf --> <dependency> <groupId>com.itextpdf</groupId> <artifactId>itextpdf</artifactId> <version>5.5.10</version> </dependency> 工具类 package org.jeecg.utils; import com.itextpdf.text.*; import com.itextpdf.text.pdf.*; import io.swagger.annotations.ApiOperation; import org.springframework.beans.factory.annotation.Value; import org.springframework.core.io.ClassPathResource; import org.springframework.core.io.Resource; import org.springframework.stereotype.Component; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; import javax.servlet.http.HttpServletResponse; import java.io.ByteArrayOutputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; import java.net.URLEncoder; import java.util.*; import java.util.List; public class PDFUtil { /** * pdf模板导出 * * @param map 导出结果 * @param filePath 空pdf路径，作物前端访问路径 * @throws Exception */ public static void creatPdf(Map<String, Object> map, String filePath) throws Exception { try { FileOutputStream fos = new FileOutputStream(filePath);; BaseFont bf = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED); // 读取pdf模板路径 Resource resource = new ClassPathResource(String.valueOf(map.get("tempPath"))); PdfReader reader = new PdfReader(resource.getURL()); ByteArrayOutputStream bos = new ByteArrayOutputStream(); PdfStamper stamper = new PdfStamper(reader, bos); stamper.setFormFlattening(true); AcroFields form = stamper.getAcroFields(); // 文字类的内容处理 Map<String, String> datemap = (Map<String, String>) map.get("dataMap"); form.addSubstitutionFont(bf); for (String key : datemap.keySet()) { String value = datemap.get(key); form.setField(key, value); form.setFieldProperty(key,"textsize",9f,null); } // 图片类的内容处理 Map<String, String> imgmap = (Map<String, String>) map.get("imgMap"); for (String key : imgmap.keySet()) { String value = imgmap.get(key); String imgpath = value; int pageNo = form.getFieldPositions(key).get(0).page; Rectangle signRect = form.getFieldPositions(key).get(0).position; float x = signRect.getLeft(); float y = signRect.getBottom(); // 根据路径读取图片 Image image = Image.getInstance(imgpath); // 获取图片页面 PdfContentByte under = stamper.getOverContent(pageNo); // 图片大小自适应 image.scaleToFit(signRect.getWidth(), signRect.getHeight()); // 添加图片 image.setAbsolutePosition(x, y); under.addImage(image); } // 如果为false，生成的PDF文件可以编辑，如果为true，生成的PDF文件不可以编辑 stamper.setFormFlattening(false); stamper.close(); Document doc = new Document(); PdfCopy copy = new PdfCopy(doc, fos); doc.open(); int pageNum = reader.getNumberOfPages(); for (int i = 1; i <= pageNum; i++) { PdfImportedPage importPage = copy.getImportedPage(new PdfReader(bos.toByteArray()), i); copy.addPage(importPage); } doc.close(); fos.close(); } catch (IOException e) { System.out.println(e); } catch (DocumentException e) { System.out.println(e); } } } 导出结果数据实例（仅供参考） package com.fiftheconomic.dataCalculate.service.impl; import com.fiftheconomic.dataCalculate.domain.TjDataCalculateBase; import com.fiftheconomic.dataCalculate.domain.TjDataCalculateDetail; import com.fiftheconomic.dataCalculate.domain.resCompenyIndex; import com.fiftheconomic.dataCalculate.service.IPdfService; import org.springframework.stereotype.Service; import java.text.SimpleDateFormat; import java.time.LocalDate; import java.util.*; /** * @Author: 苏子龙 * @Date: 2023/08/01/17:00 * @Description: */ @Service public class PdfServiceImpl implements IPdfService { /** * 123 工业单位填报 124 批发和零售业单位填报 125 住宿和餐饮业单位填报 126 制造业，信息传输、软件和信息技术服务业，科学研究和技术服务业单位填报 * * @param resMap * @param list * @return */ @Override public Map<String, Object> oneThree(List<resCompenyIndex> resMap, TjDataCalculateBase base, List<TjDataCalculateDetail> list) { List<List<String>> lists = new ArrayList<>();//表格 （一行数据一个list） SimpleDateFormat dft = new SimpleDateFormat("yyyy-MM-dd"); Map<String, String> map = new HashMap<>();//文本域 for (int i = 0; i < resMap.size(); i++) { if (resMap.get(i).getIndexCode() != null) { if (!map.containsKey(resMap.get(i).getIndexCode())) { map.put(resMap.get(i).getIndexCode(), resMap.get(i).getIndexValue()); } } } //添加tj_data_calculate_index基础信息表数据 for (int j = 0; j < list.size(); j++) { System.out.println("++++++++" + j); TjDataCalculateDetail data = list.get(j); map.put("name" + j, data.getIndexName()); map.put("unit" + j, data.getUnitof()); map.put("value" + j, data.getIndexValue()); } // map.put("name", "无"); //添加tj_data_calculate_index头信息 // map.put("nameInfo", "无"); //填表人姓名 // map.put("phoen", "无");//填表人电话 // map.put("nameBy", "无");//单位负责人 // map.put("USCI", base.getUSCI());//企业社会信用统一代码 // map.put("comName", base.getComName());//单位详细名称 // //添加日期 // LocalDate now = LocalDate.now(); // map.put("y", String.valueOf(now.getYear())); // map.put("m", String.valueOf(now.getMonthValue())); // map.put("d", String.valueOf(now.getDayOfMonth())); // map.put("time", String.valueOf(now));//填表人电话 Map<String, Object> o = new HashMap<>(); String s = base.getIndustryCode(); if (s.equals("1")) { o.put("tempPath", "static/pdf/123.pdf"); } else if (s.equals("2") || s.equals("3")) { o.put("tempPath", "static/pdf/124.pdf"); } else if (s.equals("4") || s.equals("5")) { o.put("tempPath", "static/pdf/125.pdf"); } else { o.put("tempPath", "static/pdf/126.pdf"); } o.put("dataMap", map); o.put("imgMap", new HashMap<>()); Map<String, List<List<String>>> listMap = new HashMap<>(); listMap.put("table", lists); o.put("tableList", listMap); return o; } public static void main(String[] args) { LocalDate now = LocalDate.now(); System.out.println(now.getYear()); System.out.println(now.getMonthValue()); System.out.println(now.getDayOfMonth()); } } 优化工具包 public static String creatPdf1(Map<String, Object> map ,OutputStream out,float width[]) throws Exception { BaseFont bf = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED); // // 输出流 // String outPutPath = "E:/excel/files/pdf模板导出.pdf"; // FileOutputStream out = new FileOutputStream(filePath); // 读取pdf模板路径 Resource resource = new ClassPathResource(String.valueOf(map.get("tempPath"))); PdfReader reader = new PdfReader(resource.getURL()); ByteArrayOutputStream bos = new ByteArrayOutputStream(); PdfStamper stamper = new PdfStamper(reader, bos); stamper.setFormFlattening(true); AcroFields form = stamper.getAcroFields(); // 文字类的内容处理 Map<String, String> datemap = (Map<String, String>) map.get("dataMap"); form.addSubstitutionFont(bf); for (String key : datemap.keySet()) { String value = datemap.get(key); form.setField(key, value); form.setFieldProperty(key, "textsize", 9f, null); } // 图片类的内容处理 Map<String, String> imgmap = (Map<String, String>) map.get("imgMap"); for (String key : imgmap.keySet()) { String value = imgmap.get(key); String imgpath = value; int pageNo = form.getFieldPositions(key).get(0).page; Rectangle signRect = form.getFieldPositions(key).get(0).position; float x = signRect.getLeft(); float y = signRect.getBottom(); // 根据路径读取图片 Image image = Image.getInstance(imgpath); // 获取图片页面 PdfContentByte under = stamper.getOverContent(pageNo); // 图片大小自适应 image.scaleToFit(signRect.getWidth(), signRect.getHeight()); // 添加图片 image.setAbsolutePosition(x, y); under.addImage(image); } // 表格类 Map<String, List<List<String>>> listMap = (Map<String, List<List<String>>>) map.get("tableList"); if (listMap != null) { Object[] arr = new Object[]{}; if (listMap.containsKey("table1")) { List<List<String>> lists1 = listMap.get("table1"); if (lists1.size() > 0) { arr = new Object[]{"table", "table1"}; } else { arr = new Object[]{"table"}; } }else { arr = new Object[]{"table"}; arr = new Object[]{"tableInfo"}; } // for (Object key : arr) { List<List<String>> lists = listMap.get("table"); List<List<String>> listInfo = listMap.get("tableInfo"); List<List<String>> listBy = listMap.get("table1"); //判断 if (listBy!= null && listBy.size()>0) { //遍历数据添加序号 for (int i = 0; i < listBy.size(); i++) { List<String> list = listBy.get(i); // List<String> list = listBy.get(0); String data = list.get(0); String on = i + 1 + " " + data; // String on = 0 + 1 + " " + data; list.set(0, on);} int pageNo = 0; if (form.getFieldPositions("table1") == null) { pageNo = 0; } else { pageNo = form.getFieldPositions("table1").get(0).page; } PdfContentByte pcb = stamper.getOverContent(pageNo); List<AcroFields.FieldPosition> listAf = form.getFieldPositions("table1"); Rectangle signRect = listAf.get(0).position; //表格位置 int columnInfo = listBy.get(0).size(); int rowInfo = listBy.size(); PdfPTable tableInfo = new PdfPTable(columnInfo); // float tatalWidth = signRect.getRight() - signRect.getLeft() - 1; tableInfo.setTotalWidth(width); tableInfo.setLockedWidth(true); tableInfo.setKeepTogether(true); tableInfo.setSplitLate(false); tableInfo.setSplitRows(true); Font FontProve = new Font(bf, 8, 0); //表格数据填写 for (int k = 0; k < rowInfo; k++) { List<String> listTo = listBy.get(k); // List<String> listTo = listBy.get(i); for (int j = 0; j < columnInfo; j++) { Paragraph paragraph = new Paragraph(String.valueOf(listTo.get(j)), FontProve); PdfPCell cell = new PdfPCell(paragraph); cell.setBorderWidth(1); cell.setMinimumHeight(1); if (j == 0) { cell.setVerticalAlignment(Element.ALIGN_LEFT); cell.setHorizontalAlignment(Element.ALIGN_LEFT); } else { cell.setVerticalAlignment(Element.ALIGN_CENTER); cell.setHorizontalAlignment(Element.ALIGN_CENTER); } cell.setLeading(0, (float) 1.4); cell.disableBorderSide(15);//隐藏 tableInfo.addCell(cell); } } tableInfo.writeSelectedRows(0, -1, signRect.getLeft(), signRect.getTop(), pcb); // } } if (listInfo!= null && listInfo.size()>0) { //遍历数据添加序号 for (int i = 0; i < listInfo.size(); i++) { List<String> list = listInfo.get(i); String data = list.get(0); String on = i + 1 +" " + data ; list.set(0,on); } int pageNo = 0; if (form.getFieldPositions("tableInfo") == null) { pageNo = 0; } else { pageNo = form.getFieldPositions("tableInfo").get(0).page; } PdfContentByte pcb = stamper.getOverContent(pageNo); List<AcroFields.FieldPosition> listAf = form.getFieldPositions("tableInfo"); Rectangle signRect = listAf.get(0).position; //表格位置 int columnInfo = listInfo.get(0).size(); int rowInfo = listInfo.size(); PdfPTable tableInfo = new PdfPTable(columnInfo); float tatalWidth = signRect.getRight() - signRect.getLeft() - 1; // tableInfo.setTotalWidth(tatalWidth); tableInfo.setLockedWidth(true); tableInfo.setKeepTogether(true); tableInfo.setSplitLate(false); tableInfo.setSplitRows(true); Font FontProve = new Font(bf, 8, 0); //表格数据填写 for (int i = 0; i < rowInfo; i++) { List<String> list = listInfo.get(i); for (int j = 0; j < columnInfo; j++) { Paragraph paragraph = new Paragraph(String.valueOf(list.get(j)), FontProve); PdfPCell cell = new PdfPCell(paragraph); cell.setBorderWidth(1); cell.setMinimumHeight(1); if (j == 0) { cell.setVerticalAlignment(Element.ALIGN_LEFT); cell.setHorizontalAlignment(Element.ALIGN_LEFT); } else { cell.setVerticalAlignment(Element.ALIGN_CENTER); cell.setHorizontalAlignment(Element.ALIGN_CENTER); } cell.setLeading(0, (float) 1.4); cell.disableBorderSide(15);//隐藏 tableInfo.addCell(cell); } } System.out.println(signRect.getLeft()); System.out.println(signRect.getTop()); System.out.println(pcb); tableInfo.writeSelectedRows(0, -1, signRect.getLeft(), signRect.getTop(), pcb); } if (lists!= null && lists.size()>0) { //遍历数据添加序号 for (int i = 0; i < lists.size(); i++) { List<String> list = lists.get(i); String data = list.get(0); String on = i + 1 +" "+ data ; list.set(0,on); } int pageNo = 0; if (form.getFieldPositions("table") == null) { pageNo = 0; } else { pageNo = form.getFieldPositions("table").get(0).page; } PdfContentByte pcb = stamper.getOverContent(pageNo); List<AcroFields.FieldPosition> listAf = form.getFieldPositions("table"); Rectangle signRect = listAf.get(0).position; //表格位置 int column = lists.get(0).size(); int row = lists.size(); PdfPTable table = new PdfPTable(column); // float tatalWidth = signRect.getRight() - signRect.getLeft() - 1; // table.setTotalWidth(width); table.setLockedWidth(true); table.setKeepTogether(true); table.setSplitLate(false); table.setSplitRows(true); Font FontProve = new Font(bf, 8, 0); //表格数据填写 for (int i = 0; i < row; i++) { List<String> list = lists.get(i); for (int j = 0; j < column; j++) { Paragraph paragraph = new Paragraph(String.valueOf(list.get(j)), FontProve); PdfPCell cell = new PdfPCell(paragraph); cell.setBorderWidth(1); cell.setMinimumHeight(1); if (j == 0) { cell.setVerticalAlignment(Element.ALIGN_LEFT); cell.setHorizontalAlignment(Element.ALIGN_LEFT); } else { cell.setVerticalAlignment(Element.ALIGN_CENTER); cell.setHorizontalAlignment(Element.ALIGN_CENTER); } cell.setLeading(0, (float) 1.4); cell.disableBorderSide(15);//隐藏 table.addCell(cell); } } table.writeSelectedRows(1, -1, signRect.getLeft(), signRect.getTop(), pcb); } } // 如果为false，生成的PDF文件可以编辑，如果为true，生成的PDF文件不可以编辑 stamper.setFormFlattening(true); stamper.close(); Document doc = new Document(); PdfCopy copy = new PdfCopy(doc, out); doc.open(); // File file = new File("ruoyi-admin/src/main/resources/static/pdf/111.pdf"); // File file = new File("D:\\feishu\\yihe\\111.pdf"); //本地路径 File file = new File("E:\\item\\yihe\\ruoyi-admin\\src\\main\\resources\\static\\pdf\\111.pdf"); //线上路径 // File file = new File("D:\\feishu\\yihe\\111.pdf"); PdfCopy copy1 = new PdfCopy(doc, new FileOutputStream(file)); doc.open(); int pageNum = reader.getNumberOfPages(); for (int i = 1; i <= pageNum; i++) { PdfImportedPage importPage = copy.getImportedPage(new PdfReader(bos.toByteArray()), i); copy.addPage(importPage); copy1.addPage(importPage); } // String url = AliyunOSSUtil.upload(getMultipartFile(file)); // System.out.println("url = " + url); doc.close(); return "url"; }