工作中有需求需要將回單進行繪製生成pdf以便列印，所以記錄下來

準備工作：

相關jar包：
示例：
iText-2.1.7.jar //核心jar
字型包：
iTextAsian.jar
iTextAsianCmaps.jar

ps:不同版本的iText的功能有所差異

Java類示例：

package com.test;

import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.HashMap;
import java.util.Map;

import com.lowagie.text.Document;
import com.lowagie.text.DocumentException;
import com.lowagie.text.Element;
import com.lowagie.text.Font;
import com.lowagie.text.Image;
import com.lowagie.text.Paragraph;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfPCell;
import com.lowagie.text.pdf.PdfPTable;
import com.lowagie.text.pdf.PdfWriter;

public class TestCreatePdf {
    public static void main(String[] args) throws Exception {
        try {
            String FileName = "C:\\Users\\Administrator.SC-201606041031\\Desktop\\test.pdf";
            Map map = getMap();

            File srcFile = new File(FileName);
            byte[] fileByte = new byte[1024];

            FileName = srcFile.getName();

            BufferedInputStream bufferedInputStream;
            bufferedInputStream = new BufferedInputStream(new FileInputStream(srcFile));

            ByteArrayOutputStream out = new ByteArrayOutputStream();

            while (bufferedInputStream.read(fileByte) != -1) {
                out.write(fileByte);
            }

            BaseFont   bf = BaseFont.createFont( "STSong-Light", "UniGB-UCS2-H",  BaseFont.NOT_EMBEDDED);//建立字型 
            Font  font = new Font(bf,9,Font.BOLD);//使用字型 
            Font  font1 = new Font(bf,8);//使用字型
            Font font2 = new Font(bf,12,Font.BOLD);//使用字型
            Document document = new Document(); 
            PdfWriter.getInstance(document, out);
              try { 
                  document.open(); 
                  Image image = Image.getInstance("C:\\Users\\Administrator.SC-201606041031\\Desktop\\101.png");
                  //獲取印章圖片路徑
                  Image image1 = Image.getInstance("C:\\Users\\Administrator.SC-201606041031\\Desktop\\101.png");
                  image.setAlignment(Image.ALIGN_LEFT);
                   image.scaleAbsolute(200f, 30f);
                   image1.setAlignment(Image.ALIGN_LEFT);
                   image1.scaleAbsolute(75, 55);

                  float[] widths = {15f,25f,15f ,25f,15f,25f};// 設定表格的列寬和列數 預設是6列   
                  float[] midWidths = {15f,30f,15f,30f};
                  PdfPTable table = new PdfPTable(widths);
                  table.setSpacingBefore(20f);   
                  table.setWidthPercentage(100);   

                  float[] widths1 = {10f,10f,40f ,10f,10f,40f};
                  PdfPTable table1 = new PdfPTable(widths1); 
                  table1.setSpacingBefore(20f);   
                  table1.setWidthPercentage(100);// 設定表格寬度為100%   

                  // 第一行 
               // 第一行 
                  PdfPCell cell = null;

                  cell = new PdfPCell(image);//   
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER); //單元垂直對齊方式
                  cell.setBorderWidth(0);
                  cell.setPaddingBottom(15);
                  cell.setColspan(3);
                  table.addCell(cell); 

                  cell = new PdfPCell(new Paragraph("電子回單",font2));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                  cell.setVerticalAlignment(Element.ALIGN_LEFT);
                  cell.setBorderWidth(0);
                  cell.setPaddingTop(15);
                  cell.setColspan(3);
                  table.addCell(cell);

                  cell = new PdfPCell(new Paragraph("業務型別",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  table.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransChannel").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  table.addCell(cell); 

                  cell = new PdfPCell(new Paragraph("記賬日期",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  table.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransDate").toString(),font1));   
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  table.addCell(cell);

                  cell = new PdfPCell(new Paragraph("回單編號",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  table.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransJnlNo").toString(),font1));   
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  table.addCell(cell);

                  PdfPTable midTable = new PdfPTable(midWidths);
                 //第二行
                  cell = new PdfPCell(new Paragraph("代發工資名稱",font));//   
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);

                  cell = new PdfPCell(new Paragraph("付款賬號",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);
                  //第三行
                  cell = new PdfPCell(new Paragraph("總筆數",font));//   
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);

                  cell = new PdfPCell(new Paragraph("總金額",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);
                  //第四行
                  cell = new PdfPCell(new Paragraph("總手續費",font));//   
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);

                  cell = new PdfPCell(new Paragraph("交易日期",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);
                  //第五行
                  cell = new PdfPCell(new Paragraph("成功筆數",font));//   
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);

                  cell = new PdfPCell(new Paragraph("成功金額",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);
                  //第六行
                  cell = new PdfPCell(new Paragraph("失敗筆數",font));//   
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);

                  cell = new PdfPCell(new Paragraph("失敗金額",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);
                  //第7行
                  cell = new PdfPCell(new Paragraph("批次狀態",font));//   
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell);

                  cell = new PdfPCell(new Paragraph("授權狀態",font));
                  cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  midTable.addCell(cell); 

                  cell = new PdfPCell(new Paragraph(map.get("TransName").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  cell.setColspan(2);
                  midTable.addCell(cell);
                  cell = new PdfPCell(midTable);
                  cell.setColspan(6);
                  table.addCell(cell);

                  cell = new PdfPCell(new Paragraph("附加資訊及用途 :",font));   
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  cell.setBorderWidthBottom(0);
                  cell.setColspan(3);
                  table.addCell(cell); 

                  cell = new PdfPCell(new Paragraph("銀行蓋章:",font));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  cell.setBorderWidthBottom(0);
                  cell.setColspan(3);
                  table.addCell(cell);


                  cell = new PdfPCell(new Paragraph(map.get("Remark").toString(),font1));
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  cell.setBorderWidthTop(0);
                  cell.setColspan(3);
                  table.addCell(cell); 

                //處理圖章顯示
                  float[] widths2 = {25f,15f,25f};
                  PdfPTable sealTable = new PdfPTable(widths2);

                  cell = new PdfPCell(image1);
                  cell.setHorizontalAlignment(Element.ALIGN_RIGHT); 
                  cell.setVerticalAlignment(Element.ALIGN_RIGHT);
                  cell.setBorderWidth(0);
                  cell.setPaddingRight(5);
                  cell.setPaddingBottom(5);
                  cell.setColspan(3);
                  sealTable.addCell(cell);

                  cell = new PdfPCell();
                  cell.setHorizontalAlignment(Element.ALIGN_RIGHT); 
                  cell.setVerticalAlignment(Element.ALIGN_RIGHT);
                  cell.setBorderWidthTop(0);
                  cell.setColspan(3);
                  sealTable.setHorizontalAlignment(Element.ALIGN_RIGHT);
                  cell.addElement(sealTable);
                  table.addCell(cell);

                //第九行
                  cell = new PdfPCell(new Paragraph("重要提示：本回單不作為收付款方交易確認的最終依據。",font));   
                  cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                  cell.setVerticalAlignment(Element.ALIGN_CENTER);
                  cell.setColspan(6);
                  cell.setBorderWidth(0);
                  table.addCell(cell);
                  cell = new PdfPCell();
                  cell.setColspan(6);
                  cell.setPaddingBottom(15);
                  cell.setBorderWidth(0);
                  table.addCell(cell);


                  float[] lastWidths = {15f,25f,15f ,25f,15f,25f};// 設定表格的列寬和列數 預設是6列   
                  PdfPTable lastTable = new PdfPTable(lastWidths);
                  table.setSpacingBefore(20f);   
                  table.setWidthPercentage(100);

                  for(int i=0;i<10;i++){
                      cell = new PdfPCell(new Paragraph("名字a",font));
                      cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                      cell.setVerticalAlignment(Element.ALIGN_CENTER);
                      lastTable.addCell(cell); 

                      cell = new PdfPCell(new Paragraph(map.get("TransChannel").toString(),font1));
                      cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                      cell.setVerticalAlignment(Element.ALIGN_CENTER);
                      lastTable.addCell(cell); 

                      cell = new PdfPCell(new Paragraph("名字b",font));
                      cell.setHorizontalAlignment(Element.ALIGN_CENTER);
                      cell.setVerticalAlignment(Element.ALIGN_CENTER);
                      lastTable.addCell(cell); 

                      cell = new PdfPCell(new Paragraph(map.get("TransDate").toString(),font1));   
                      cell.setHorizontalAlignment(Element.ALIGN_LEFT); 
                      cell.setVerticalAlignment(Element.ALIGN_CENTER);
                      lastTable.addCell(cell);

                      cell = new PdfPCell(new Paragraph("名字c",font));
                      cell.setHorizontalAlignment(Element.ALIGN_CENTER); 
                      cell.setVerticalAlignment(Element.ALIGN_CENTER);
                      lastTable.addCell(cell); 

                      cell = new PdfPCell(new Paragraph(map.get("TransJnlNo").toString(),font1));   
                      cell.setHorizontalAlignment(Element.ALIGN_LEFT);
                      cell.setVerticalAlignment(Element.ALIGN_CENTER);
                      lastTable.addCell(cell);
                  }

                  document.add(table);
                  document.add(lastTable);
                  document.close();
                  if(bufferedInputStream!=null)
                  bufferedInputStream.close();
             } catch (Exception e) { 
                 System.out.println("file create exception" + e); 
             }
             String resultPath="C:\\Users\\Administrator.SC-201606041031\\Desktop\\result1.pdf";
              OutputStream os = new FileOutputStream(resultPath);
              os.write(out.toByteArray());
              os.flush();
              os.close();
              out.close();

        }  catch (IOException e) {

        } catch (DocumentException e1) {
            e1.printStackTrace();
        }
    }
    public static Map getMap(){
        Map map = new HashMap<>();
        map.put("DCFlag","C");
        map.put("DCFlagKey","test");
        map.put("TransName","test");
        map.put("TransDate","test");
        map.put("TransJnlNo","test");
        map.put("JnlOtherAcName","test");
        map.put("JnlAcName","test");
        map.put("JnlOtherAcNo","test");
        map.put("JnlAcNo","test");
        map.put("Currency","test");
        map.put("OtherBankName","test");
        map.put("Amount","test");
        map.put("AmountFmt","test");
        map.put("TransChannel","test");
        map.put("Remark","test");
        map.put("TransDeptName","test");
        map.put("TransDeptId","test");

        return map;
    }
}