使用freemarker导出word、pdf、图片
2024-05-10 03:01:28
安装openoffic启动服务请参考：
java 调用OpenOffice将word格式文件转换为pdf格式 - warrior1234 - 博客园
maven包：
<!-- https://mvnrepository.com/artifact/freemarker/freemarker -->
<dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-freemarker</artifactId>
</dependency>
<dependency><groupId>org.apache.poi</groupId><artifactId>poi</artifactId><version>3.17</version>
</dependency>
<dependency><groupId>org.apache.poi</groupId><artifactId>poi-ooxml</artifactId><version>3.9</version>
</dependency>
<dependency><groupId>org.apache.poi</groupId><artifactId>poi-scratchpad</artifactId><version>3.16</version>
</dependency>
<!-- https://mvnrepository.com/artifact/com.jacob/jacob -->
<dependency><groupId>com.jacob</groupId><artifactId>jacob</artifactId><version>1.18</version><scope>system</scope><systemPath>E:/jacob-1.18/jacob-1.18/jacob.jar</systemPath>
</dependency>
<dependency><groupId>com.artofsolving</groupId><artifactId>jodconverter</artifactId><version>2.2.1</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.pdfbox/pdfbox -->
<dependency><groupId>org.apache.pdfbox</groupId><artifactId>pdfbox</artifactId><version>2.0.12</version>
</dependency>直接干活：
package com.nwpusct.csal.common.util;import freemarker.template.Configuration;
import freemarker.template.Template;
import freemarker.template.TemplateException;
import sun.misc.BASE64Encoder;import java.io.*;/*** freemarker + word模板 导出word** @author bobo* @date 2019/4/14 17:41*/
public class FreemarkeExportrWordUtil {/** 默FreeMarker配置实例 */private static final Configuration configuration = new Configuration(Configuration.DEFAULT_INCOMPATIBLE_IMPROVEMENTS);/** 默认采用UTF-8编码 */private static final String ENCODING = "UTF-8";/** buffer */private static final int BUFFER_SIZE = 1024;/*** 从指定freemarker模板所在文件夹** “/” 对应 classpath* “/templates/” 对应 classpath下的templates/*/private static final String DEFAULT_POSITION = "/";static {configuration.setDefaultEncoding(ENCODING);}/*** 导出excel** @param templateFileName* 模板文件名(含后缀，如:abc.ftl)* @param resultFileAllPathName* 结果文件全路径文件名 (如: C:/Users/result.doc 再如: C:/Users/result.docx)* @param dataObject* 与模板中的占位符 对应的 数据信息(一般为:一个专门创建的对象， 或者是Map)* @return 生成的word文件* @throws IOException* @throws TemplateException* @date 2019/4/16 10:52*/public static File doExport(String templateFileName, String resultFileAllPathName, Object dataObject)throws IOException, TemplateException {return doExport(templateFileName, DEFAULT_POSITION, resultFileAllPathName, dataObject);}/*** 导出excel** @param templateFileName* 模板文件名(含后缀，如:abc.ftl)* @param templateFileDir* 模板文件所在位置名(如: "/" 代表 classpath)* @param resultFileAllPathName* 结果文件全路径文件名 (如: C:/Users/result.doc 再如: C:/Users/result.docx)* @param dataObject* 与模板中的占位符 对应的 数据信息(一般为:一个专门创建的对象， 或者是Map)* @return 生成的word文件* @throws IOException* @throws TemplateException* @date 2019/4/16 10:52*/public static File doExport(String templateFileName, String templateFileDir,String resultFileAllPathName, Object dataObject)throws IOException, TemplateException {// 指定模板文件所在 位置configuration.setClassForTemplateLoading(FreemarkeExportrWordUtil.class, templateFileDir);// 根据模板文件、编码;获取Template实例Template template = configuration.getTemplate(templateFileName, ENCODING);File resultFile = new File(resultFileAllPathName);// 判断要生成的word文件所在目录是否存在,不存在则创建if (!resultFile.getParentFile().exists()) {boolean result = resultFile.getParentFile().mkdirs();}// 写出文件try (OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream(resultFile),"UTF-8");Writer writer = new BufferedWriter(osw, BUFFER_SIZE)) {template.process(dataObject, writer);}return resultFile;}/*** 获取图片对应的base64码** @param imgFile* 图片* @return 图片对应的base64码* @throws IOException* @date 2019/4/16 17:05*/public static String getImageBase64String(File imgFile) throws IOException {InputStream inputStream = new FileInputStream(imgFile);byte[] data = new byte[inputStream.available()];int totalNumberBytes = inputStream.read(data);BASE64Encoder encoder = new BASE64Encoder();return encoder.encode(data);}}
package com.nwpusct.csal.common.exportUtil;
import com.artofsolving.jodconverter.DocumentConverter;
import com.artofsolving.jodconverter.openoffice.connection.OpenOfficeConnection;
import com.artofsolving.jodconverter.openoffice.connection.SocketOpenOfficeConnection;
import com.artofsolving.jodconverter.openoffice.converter.OpenOfficeDocumentConverter;
import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.ComThread;
import com.jacob.com.Dispatch;
import com.jacob.com.Variant;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.rendering.ImageType;
import org.apache.pdfbox.rendering.PDFRenderer;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.ConnectException;
import java.util.ArrayList;
import java.util.List;
/**导出工具类
* pdf,图片
* @Author hebo
* @Date 9:55 2019/4/30
*/
public class exportUtil {public static String realWord(String source, String target) {ActiveXComponent app = null;Dispatch doc = null;try {app = new ActiveXComponent("Word.Application");app.setProperty("Visible", false);Dispatch documents = app.getProperty("Documents").toDispatch();// 打开FreeMarker生成的Word文档doc = Dispatch.call(documents, "Open", source, false, true).toDispatch();File tofile = new File(target);if (tofile.exists()) {tofile.delete();}// 另存为新的Word文档Dispatch.call(doc, "SaveAs", target, 12);Dispatch.call(doc, "Close", false);} catch (Exception e) {e.printStackTrace();} finally {if (app != null) {app.invoke("Quit", new Variant[]{});}ComThread.Release();String command = "taskkill /f /im WINWORD.EXE";try {Runtime.getRuntime().exec(command);} catch (Exception e) {e.printStackTrace();}}return target;}public static String wordTurnPdf(String doc, String pdf) {File outFile = null;File inputFile = new File(doc);outFile = new File(pdf);outFile.getParentFile().mkdirs();OpenOfficeConnection connection = new SocketOpenOfficeConnection(8100);try {connection.connect();} catch (ConnectException e) {e.printStackTrace();}DocumentConverter converter = new OpenOfficeDocumentConverter(connection);converter.convert(inputFile, outFile);connection.disconnect();return pdf;}public static String pdf2multiImage(String pdfFile, String outpath) {try {InputStream is = new FileInputStream(pdfFile);PDDocument pdf = PDDocument.load(is);int actSize = pdf.getNumberOfPages();List<BufferedImage> piclist = new ArrayList<BufferedImage>();for (int i = 0; i < actSize; i++) {BufferedImage image = new PDFRenderer(pdf).renderImageWithDPI(i,130, ImageType.RGB);piclist.add(image);}yPic(piclist, outpath);is.close();return outpath;} catch (IOException e) {e.printStackTrace();}return null;}public static void pdf2multiImage(InputStream is, String outpath) {try {PDDocument pdf = PDDocument.load(is);int actSize = pdf.getNumberOfPages();List<BufferedImage> piclist = new ArrayList<BufferedImage>();for (int i = 0; i < actSize; i++) {BufferedImage image = new PDFRenderer(pdf).renderImageWithDPI(i,130,ImageType.RGB);piclist.add(image);}yPic(piclist, outpath);is.close();} catch (IOException e) {e.printStackTrace();}}/*** 将宽度相同的图片，竖向追加在一起 ##注意：宽度必须相同* @param piclist* 文件流数组* @param outPath* 输出路径*/public static void yPic(List<BufferedImage> piclist, String outPath) {// 纵向处理图片if (piclist == null || piclist.size() <= 0) {System.out.println("图片数组为空!");return;}try {int height = 0, // 总高度width = 0, // 总宽度_height = 0, // 临时的高度 , 或保存偏移高度__height = 0, // 临时的高度，主要保存每个高度picNum = piclist.size();// 图片的数量int[] heightArray = new int[picNum]; // 保存每个文件的高度BufferedImage buffer = null; // 保存图片流List<int[]> imgRGB = new ArrayList<int[]>(); // 保存所有的图片的RGBint[] _imgRGB; // 保存一张图片中的RGB数据for (int i = 0; i < picNum; i++) {buffer = piclist.get(i);heightArray[i] = _height = buffer.getHeight();// 图片高度if (i == 0) {width = buffer.getWidth();// 图片宽度}height += _height; // 获取总高度_imgRGB = new int[width * _height];// 从图片中读取RGB_imgRGB = buffer.getRGB(0, 0, width, _height, _imgRGB, 0, width);imgRGB.add(_imgRGB);}_height = 0; // 设置偏移高度为0// 生成新图片BufferedImage imageResult = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);for (int i = 0; i < picNum; i++) {__height = heightArray[i];if (i != 0) _height += __height; // 计算偏移高度imageResult.setRGB(0, _height, width, __height, imgRGB.get(i), 0, width); // 写入流中}File outFile = new File(outPath);ImageIO.write(imageResult, "jpg", outFile);// 写图片} catch (Exception e) {e.printStackTrace();}}
}控制层：
package com.nwpusct.csal.controller.manage;import com.nwpusct.csal.common.exportUtil.exportUtil;
import com.nwpusct.csal.common.util.FreemarkeExportrWordUtil;
import com.nwpusct.csal.common.util.RestResult;
import com.nwpusct.csal.common.util.RestResultUtil;
import com.nwpusct.csal.mapper.NdeReportInfoMapper;
import com.nwpusct.csal.model.NdeReportInfo;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.json.JSONArray;
import org.json.JSONObject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.*;import java.io.*;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.List;/*** @Author hebo* @Date 14:09 2019/3/27*/
@Api(tags = {"导出文件"})
@CrossOrigin
@RestController
@RequestMapping(value = "/export")
public class NdeExportFile {@Autowiredprivate NdeReportInfoMapper ndeReportInfoMapper;@Value("${image.http-path}")private String httpPath;@Value("${export.path-pdf}")private String pathPdf;@Value("${export.path-word}")private String pathWord;@Value("${export.path-jpg}")private String pathJpg;@ApiOperation(value = "word文档导出")@RequestMapping(value = "getExportWord", method = RequestMethod.GET)public RestResult<String> getExportWord(@RequestParam(value = "infoId") String infoId) {try {NdeReportInfo ndeReportInfo = ndeReportInfoMapper.selectById(infoId);String reportParmeter = ndeReportInfo.getReportParmeter();// 模板文件名String templateFileName = "templates/4-18.ftl";// 要生成的文件 全路径文件名String fileName =pathWord + new SimpleDateFormat("yyyyMMDDHHmmss").format(new Date()) + ".doc";JSONArray jsonArray = new JSONArray(reportParmeter);Map<String, Object> datas = new HashMap<>();for (int i = 0; i < jsonArray.length(); i++) {JSONObject jsonObject = jsonArray.getJSONObject(i);JSONArray tables = jsonObject.getJSONArray("tables");List<Map<String, Object>> list = new ArrayList<>();datas.put("table" + i, list);for (int j = 0; j < tables.length(); j++) {JSONObject jsonObject1 = tables.getJSONObject(j);JSONObject tbs = jsonObject1.getJSONObject("tbody");JSONArray trsTbs = tbs.getJSONArray("trs");for (int k = 0; k < trsTbs.length(); k++) {JSONObject jsonTrs = trsTbs.getJSONObject(k);JSONArray tds = jsonTrs.getJSONArray("tds");Map<String, Object> tempMap = new HashMap<>();Integer string = jsonTrs.getInt("loop");if (string == 1) {int line = 0;for (int l = 0; l < tds.length(); l++) {JSONObject jsonTds = tds.getJSONObject(l);String type = jsonTds.getString("type");if (type.equals("input")) {String value = jsonTds.getString("value");tempMap.put("Td" + line, value);line++;} else if (type.equals("label")) {String value1 = jsonTds.getString("label_chn");String value2 = jsonTds.getString("label_en");tempMap.put("Td" + line, value1);line++;tempMap.put("Td" + line, value2);line++;}}list.add(tempMap);//特殊表格数据说明//if (tempMap.size() == 14) {// list.add(tempMap);//tempMap = new HashMap<>();//line=0;//}}if (string == 0) {for (int l = 0; l < tds.length(); l++) {JSONObject jsonTds = tds.getJSONObject(l);if (jsonTds.length() != 0) {String type = jsonTds.getString("type");if (type.equals("input")) {if (jsonTds.getString("filed").equals("examinationTo")) {String value = jsonTds.getString("value");datas.put("examinationTo", value);}if (jsonTds.getString("filed").equals("commissionNo")) {String value = jsonTds.getString("value");datas.put("commissionNo", value);}if (jsonTds.getString("filed").equals("reportNo")) {String value = jsonTds.getString("value");datas.put("reportNo", value);}}}}}}}}if (ndeReportInfo.getSketch() != null && ndeReportInfo.getSketch() != "") {try {File imageFile = new File(ndeReportInfo.getSketch());datas.put("myImage",FreemarkeExportrWordUtil.getImageBase64String(imageFile));} catch (IOException e) {e.printStackTrace();}}FreemarkeExportrWordUtil.doExport(templateFileName, fileName, datas);String doc = exportUtil.realWord(fileName, pathWord + ndeReportInfo.getInfoName() + ".doc");File fileDelete = new File(fileName);fileDelete.delete();return RestResultUtil.genSuccessResult(httpPath + doc.replaceAll("E:", ""));} catch (Exception e) {e.printStackTrace();}return RestResultUtil.failed("导出失败");}@ApiOperation(value = "pdf文档导出")@RequestMapping(value = "getExportPdf", method = RequestMethod.GET)public RestResult<String> getExportPdf(@RequestParam(value = "infoId") String infoId) {try {NdeReportInfo ndeReportInfo = ndeReportInfoMapper.selectById(infoId);String reportParmeter = ndeReportInfo.getReportParmeter();// 模板文件名String templateFileName = "templates/4-18.ftl";// 要生成的文件 全路径文件名E:\learn\SecurityTest\src\main\resources\importWordFile file1 = new File(pathWord);if (!file1.exists()) {file1.mkdir();}String fileName =pathWord + new SimpleDateFormat("yyyyMMDDHHmmss").format(new Date()) + ".doc";JSONArray jsonArray = new JSONArray(reportParmeter);Map<String, Object> datas = new HashMap<>();for (int i = 0; i < jsonArray.length(); i++) {JSONObject jsonObject = jsonArray.getJSONObject(i);JSONArray tables = jsonObject.getJSONArray("tables");List<Map<String, Object>> list = new ArrayList<>();datas.put("table" + i, list);for (int j = 0; j < tables.length(); j++) {JSONObject jsonObject1 = tables.getJSONObject(j);JSONObject tbs = jsonObject1.getJSONObject("tbody");JSONArray trsTbs = tbs.getJSONArray("trs");for (int k = 0; k < trsTbs.length(); k++) {JSONObject jsonTrs = trsTbs.getJSONObject(k);JSONArray tds = jsonTrs.getJSONArray("tds");Map<String, Object> tempMap = new HashMap<>();Integer string = jsonTrs.getInt("loop");if (string == 1) {int line = 0;for (int l = 0; l < tds.length(); l++) {JSONObject jsonTds = tds.getJSONObject(l);String type = jsonTds.getString("type");if (type.equals("input")) {String value = jsonTds.getString("value");tempMap.put("Td" + line, value);line++;} else if (type.equals("label")) {String value1 = jsonTds.getString("label_chn");String value2 = jsonTds.getString("label_en");tempMap.put("Td" + line, value1);line++;tempMap.put("Td" + line, value2);line++;}}list.add(tempMap);}if (string == 0) {for (int l = 0; l < tds.length(); l++) {JSONObject jsonTds = tds.getJSONObject(l);if (jsonTds.length() != 0) {String type = jsonTds.getString("type");if (type.equals("input")) {if (jsonTds.getString("filed").equals("examinationTo")) {String value = jsonTds.getString("value");datas.put("examinationTo", value);}if (jsonTds.getString("filed").equals("commissionNo")) {String value = jsonTds.getString("value");datas.put("commissionNo", value);}if (jsonTds.getString("filed").equals("reportNo")) {String value = jsonTds.getString("value");datas.put("reportNo", value);}}}}}}}}if (ndeReportInfo.getSketch() != null && ndeReportInfo.getSketch() != "") {try {File imageFile = new File(ndeReportInfo.getSketch());datas.put("myImage",FreemarkeExportrWordUtil.getImageBase64String(imageFile));} catch (IOException e) {e.printStackTrace();}}FreemarkeExportrWordUtil.doExport(templateFileName, fileName, datas);try {File file2 = new File(pathPdf);if (!file2.exists()) {file2.mkdir();}String doc = exportUtil.realWord(fileName,pathWord + ndeReportInfo.getInfoName() + ".doc");String pdf = exportUtil.wordTurnPdf(doc, pathPdf + ndeReportInfo.getInfoName() +".pdf");File fileDelete = new File(fileName);fileDelete.delete();File fileDoc = new File(doc);fileDoc.delete();fileDelete.delete();return RestResultUtil.genSuccessResult(httpPath + pdf.replaceAll("E:", ""));} catch (Exception e) {e.printStackTrace();}} catch (Exception e) {e.printStackTrace();}return RestResultUtil.failed("导出失败");}@ApiOperation(value = "图片导出")@RequestMapping(value = "getExportJPG", method = RequestMethod.GET)public RestResult<String> getExportJPG(@RequestParam(value = "infoId") String infoId) {try {NdeReportInfo ndeReportInfo = ndeReportInfoMapper.selectById(infoId);String reportParmeter = ndeReportInfo.getReportParmeter();// 模板文件名String templateFileName = "templates/4-18.ftl";// 要生成的文件 全路径文件名E:\learn\SecurityTest\src\main\resources\importWordFile file1 = new File(pathWord);if (!file1.exists()) {file1.mkdir();}String fileName =pathWord + new SimpleDateFormat("yyyyMMDDHHmmss").format(new Date()) + ".doc";JSONArray jsonArray = new JSONArray(reportParmeter);Map<String, Object> datas = new HashMap<>();for (int i = 0; i < jsonArray.length(); i++) {JSONObject jsonObject = jsonArray.getJSONObject(i);JSONArray tables = jsonObject.getJSONArray("tables");List<Map<String, Object>> list = new ArrayList<>();datas.put("table" + i, list);for (int j = 0; j < tables.length(); j++) {JSONObject jsonObject1 = tables.getJSONObject(j);JSONObject tbs = jsonObject1.getJSONObject("tbody");JSONArray trsTbs = tbs.getJSONArray("trs");for (int k = 0; k < trsTbs.length(); k++) {JSONObject jsonTrs = trsTbs.getJSONObject(k);JSONArray tds = jsonTrs.getJSONArray("tds");Map<String, Object> tempMap = new HashMap<>();Integer string = jsonTrs.getInt("loop");if (string == 1) {int line = 0;for (int l = 0; l < tds.length(); l++) {JSONObject jsonTds = tds.getJSONObject(l);String type = jsonTds.getString("type");if (type.equals("input")) {String value = jsonTds.getString("value");tempMap.put("Td" + line, value);line++;} else if (type.equals("label")) {String value1 = jsonTds.getString("label_chn");String value2 = jsonTds.getString("label_en");tempMap.put("Td" + line, value1);line++;tempMap.put("Td" + line, value2);line++;}}list.add(tempMap);}if (string == 0) {for (int l = 0; l < tds.length(); l++) {JSONObject jsonTds = tds.getJSONObject(l);if (jsonTds.length() != 0) {String type = jsonTds.getString("type");if (type.equals("input")) {if (jsonTds.getString("filed").equals("examinationTo")) {String value = jsonTds.getString("value");datas.put("examinationTo", value);}if (jsonTds.getString("filed").equals("commissionNo")) {String value = jsonTds.getString("value");datas.put("commissionNo", value);}if (jsonTds.getString("filed").equals("reportNo")) {String value = jsonTds.getString("value");datas.put("reportNo", value);}}}}}}}}if (ndeReportInfo.getSketch() != null && ndeReportInfo.getSketch() != "") {try {File imageFile = new File(ndeReportInfo.getSketch());datas.put("myImage",FreemarkeExportrWordUtil.getImageBase64String(imageFile));} catch (IOException e) {e.printStackTrace();}}FreemarkeExportrWordUtil.doExport(templateFileName, fileName, datas);try {File file2 = new File(pathPdf);if (!file2.exists()) {file2.mkdir();}File file3 = new File(pathJpg);if (!file3.exists()) {file3.mkdir();}String doc = exportUtil.realWord(fileName,pathWord + ndeReportInfo.getInfoName() + ".doc");String pdf = exportUtil.wordTurnPdf(doc, pathPdf + ndeReportInfo.getInfoName() +".pdf");String jpg = exportUtil.pdf2multiImage(pdf, pathJpg + ndeReportInfo.getInfoName() +".jpg");File fileDoc = new File(fileName);File Doc = new File(doc);File filePdf = new File(pdf);Doc.delete();fileDoc.delete();filePdf.delete();return RestResultUtil.genSuccessResult(httpPath + jpg.replaceAll("E:", ""));} catch (Exception e) {e.printStackTrace();}} catch (Exception e) {e.printStackTrace();}return RestResultUtil.failed("导出失败");}
}初学者，大神莫怪。互相学习特殊情况说明部分
模板下载：
我用阿里云盘分享了「word模板导出」，你可以不限速下载
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