Java 編輯html模板並生成pdf

  1.工具類html

  import com.hujiang.project.zhgd.Util;java

  import com.itextpdf.text.BaseColor;api

  import com.itextpdf.text.Document;app

  import com.itextpdf.text.Font;ide

  import com.itextpdf.text.pdf.BaseFont;工具

  import com.itextpdf.text.pdf.PdfWriter;字體

  import com.itextpdf.tool.xml.XMLWorkerFontProvider;this

  import com.itextpdf.tool.xml.XMLWorkerHelper;spa

  import freemarker.template.Configuration;.net

  import freemarker.template.DefaultObjectWrapper;

  import freemarker.template.Template;

  import org.junit.jupiter.api.Test;

  import java.io.*;

  import java.net.URLEncoder;

  import java.nio.charset.Charset;

  import java.util.HashMap;

  import java.util.Map;

  /**

  * @program: Consumer01

  * @description:

  * @author: Mr.LiuYong

  * @create: 2019-06-05 14:40

  **/

  public class PDFUtil {

  private String tempFilePath;

  private String tempFileName;

  public PDFUtil() {}

  public PDFUtil(String tempFilePath, String tempFileName) {

  this.tempFilePath=tempFilePath;

  this.tempFileName=tempFileName;

  }

  public String getTempFilePath() {

  return tempFilePath;

  }

  public void setTempFilePath(String tempFilePath) {

  this.tempFilePath = tempFilePath;

  }

  public String getTempFileName() {

  return tempFileName;

  }

  public void setTempFileName(String tempFileName) {

  this.tempFileName = tempFileName;

  }

  public static void main(String[] args) {

  String name = "jc.html";

  PDFUtil pdfUtil = new PDFUtil("E:\\workspace\\ZHGD\\user-consumer-01\\target\\classes\\static\\upload",name);

  Map paraMap = new HashMap();

  paraMap.put("constructionName","123");

  paraMap.put("empName","123");

  paraMap.put("idCode","123");

  paraMap.put("teamName","123");

  paraMap.put("projectName","123");

  try {

  String uploadfile = pdfUtil.fillTemplate(paraMap);

  System.out.println(uploadfile);

  } catch (Exception e) {

  e.printStackTrace();

  }

  }

  /*

  * 填充模板

  * @param paramMap

  * @throws Exception

  */

  public String fillTemplate(Map paramMap) throws Exception {

  File modelFile = new File(tempFilePath);

  if(!modelFile.exists()) {

  modelFile.mkdirs();

  }

  Configuration configuration = new Configuration(Configuration.VERSION_2_3_23);

  configuration.setDirectoryForTemplateLoading(modelFile);

  configuration.setObjectWrapper(new DefaultObjectWrapper(Configuration.VERSION_2_3_23));

  configuration.setDefaultEncoding("UTF-8"); //這個必定要設置,否則在生成的頁面中 會亂碼

  //獲取或建立一個模版。

  Template template = configuration.getTemplate(tempFileName);

  StringWriter stringWriter = new StringWriter();

  BufferedWriter writer = new BufferedWriter(stringWriter);

  template.process(paramMap, writer); //把值寫進模板

  String htmlStr = stringWriter.toString();

  writer.flush();

  writer.close();

  String tmpPath = tempFilePath + "/temp";

  File tmepFilePath = new File(tmpPath);

  if (!tmepFilePath.exists()) {

  tmepFilePath.mkdirs();

  }

  String tmpFileName =System.currentTimeMillis()+".pdf";

  String outputFile = tmpPath + File.separatorChar + tmpFileName;

  FileOutputStream outFile = new FileOutputStream(outputFile);

  createPDFFile(htmlStr, outFile);

  return outputFile;

  }

  /**

  * 根據HTML字符串建立PDF文件

  * @param htmlStr

  * @param os

  * @throws Exception

  */

  private void createPDFFile(String htmlStr, OutputStream os) throws Exception{

  ByteArrayInputStream bais = new ByteArrayInputStream(htmlStr.getBytes("UTF-8"));

  // step 1

  Document document = new Document();

  try {

  // step 2

  PdfWriter writer = PdfWriter.getInstance(document, os);

  // step 3

  document.open();

  FontProvider provider = new FontProvider();

  XMLWorkerHelper.getInstance().parseXHtml(writer, document, bais, Charset.forName("UTF-8"),provider);

  } catch (Exception e) {

  e.printStackTrace();

  throw e;

  }finally {

  try {

  document.close();

  } catch (Exception e) {

  e.printStackTrace();

  }

  try {

  bais.close();

  } catch (Exception e) {

  e.printStackTrace();

  }

  }

  }

  /**

  *

  * 字體

  *

  */

  private class FontProvider extends XMLWorkerFontProvider {

  public Font getFont(final String fontname, final String encoding,

  final boolean embedded, final float size, final int style,

  final BaseColor color) {

  BaseFont bf = null;

  try {

  bf = BaseFont.createFont("STSong-Light", "UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);

  } catch (Exception e) {

  e.printStackTrace();

  }

  Font font = new Font(bf, size, style, color);

  font.setColor(color);

  return font;

  }

  }

  /**無錫人流多少錢 http://www.bhnfkyy.com/

  * 生成html模板

  * @param content

  * @return

  */

  public String createdHtmlTemplate(String content){

  String fileName = tempFilePath + "/" + tempFileName;

  try{

  File file = new File(tempFilePath);

  if(!file.isDirectory()) {

  file.mkdir();

  }

  file = new File(fileName);

  if(!file.isFile()) {

  file.createNewFile();

  }

  //打開文件

  PrintStream printStream = new PrintStream(new FileOutputStream(fileName));

  //將HTML文件內容寫入文件中

  printStream.println(content);

  printStream.flush();

  printStream.close();

  System.out.println("生成html模板成功!");

  }catch(Exception e){

  e.printStackTrace();

  }

  return fileName;

  }

  }

  2.html

  工人進場承諾書

  本人__${empName}__(身份證號:__${idCode}__)

  是__${constructionName}__承建的__${projectName}

  __項目____${teamName}__班組的工人。本人鄭重承諾並保證作到如下幾點:

  1、知悉公司的各項規章制度、項目告示牌和權益維護牌上公示的各

  項內容,自願配合公司落實「項目實名制」各項做。

  2、不隱瞞且如實提供我的的身份信息。

  3、公司用於發放工資的銀行卡由本人使用和保管,本人按期與班組

  長覈實肯定工資款,不虛報出勤,不冒領工資,不然本人自願

  承擔相應法律責任。

  4、當本身合法權益受到侵害時(如勞資糾紛、工傷事故糾紛等),

  向公司(項目部)申訴或向總包單位請求協調解決,在處理無效的狀況

  下,依法向有關部門舉報投訴。自覺遵照法律法規,決不採起鬧訪、圍

  攻圍堵公共設施等非法過激行爲,決不惡意或過激討薪,經過合法途徑

  理性反映訴求。若有無理或非法行爲願意承擔一切法律責任。

  承諾人(簽字並加按指印):

  ____年____月____日

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