Java使用Jacob将Word、Excel、PPT转化成PDF

使用Jacob将金山WPS转化成PDF，其中WPS文字使用KWPS.Aplication、Excel表格是KET.Application、演示文档是KWPP.Application，废话不多说，直接上代码：

 import com.jacob.activeX.ActiveXComponent;
 import com.jacob.com.ComThread;
 import com.jacob.com.Dispatch;
 import com.jacob.com.Variant;

 /***
  *
  * @author create by 沙漠的波浪
  *
  * @date 2017年2月21日---下午2:29:27
  *
  */
 public class Word2PDF {
     private static final int wdFormatPDF = 17;
     private static final int xlTypePDF = 0;
     private static final int ppSaveAsPDF = 32;

     public static void main(String[] args) {

         int time = convert2PDF("D:/17-2-17诉保通服务平台(法院).ppt", "D:/17-2-17诉保通服务平台(法院).pdf");

         if (time == -4) {
             System.out.println("转化失败，未知错误...");
         } else if(time == -3) {
             System.out.println("原文件就是PDF文件,无需转化...");
         } else if (time == -2) {
             System.out.println("转化失败，文件不存在...");
         }else if(time == -1){
             System.out.println("转化失败，请重新尝试...");
         }else if (time < -4) {
             System.out.println("转化失败，请重新尝试...");
         }else {
             System.out.println("转化成功，用时：  " + time + "s...");
         }

     }

     /***
      * 判断需要转化文件的类型（Excel、Word、ppt）
      *
      * @param inputFile
      * @param pdfFile
      */
     private static int convert2PDF(String inputFile, String pdfFile) {
         String kind = getFileSufix(inputFile);
         File file = new File(inputFile);
         if (!file.exists()) {
             return -2;//文件不存在
         }
         if (kind.equals("pdf")) {
             return -3;//原文件就是PDF文件
         }
         if (kind.equals("doc")||kind.equals("docx")||kind.equals("txt")) {
             return Word2PDF.word2PDF(inputFile, pdfFile);
         }else if (kind.equals("ppt")||kind.equals("pptx")) {
             return Word2PDF.ppt2PDF(inputFile, pdfFile);
         }else if(kind.equals("xls")||kind.equals("xlsx")){
             return Word2PDF.Ex2PDF(inputFile, pdfFile);
         }else {
             return -4;
         }
     }

     /***
      * 判断文件类型
      *
      * @param fileName
      * @return
      */
     public static String getFileSufix(String fileName) {
         int splitIndex = fileName.lastIndexOf(".");
         return fileName.substring(splitIndex + 1);
     }

     /***
      *
      * Word转PDF
      *
      * @param inputFile
      * @param pdfFile
      * @return
      */

     private static int word2PDF(String inputFile, String pdfFile) {
         // TODO Auto-generated method stub
         try {
             // 打开Word应用程序
             ActiveXComponent app = new ActiveXComponent("KWPS.Application");
             System.out.println("开始转化Word为PDF...");
             long date = new Date().getTime();
             // 设置Word不可见
             app.setProperty("Visible", new Variant(false));
             // 禁用宏
             app.setProperty("AutomationSecurity", new Variant(3));
             // 获得Word中所有打开的文档，返回documents对象
             Dispatch docs = app.getProperty("Documents").toDispatch();
             // 调用Documents对象中Open方法打开文档，并返回打开的文档对象Document
             Dispatch doc = Dispatch.call(docs, "Open", inputFile, false, true).toDispatch();
             /***
              *
              * 调用Document对象的SaveAs方法，将文档保存为pdf格式
              *
              * Dispatch.call(doc, "SaveAs", pdfFile, wdFormatPDF
              * word保存为pdf格式宏，值为17 )
              *
              */
             Dispatch.call(doc, "ExportAsFixedFormat", pdfFile, wdFormatPDF);// word保存为pdf格式宏，值为17
             System.out.println(doc);
             // 关闭文档
             long date2 = new Date().getTime();
             int time = (int) ((date2 - date) / 1000);

             Dispatch.call(doc, "Close", false);
             // 关闭Word应用程序
             app.invoke("Quit", 0);
             return time;
         } catch (Exception e) {
             // TODO: handle exception
             return -1;
         }

     }

     /***
      *
      * Excel转化成PDF
      *
      * @param inputFile
      * @param pdfFile
      * @return
      */
     private static int Ex2PDF(String inputFile, String pdfFile) {
         try {

             ComThread.InitSTA(true);
             ActiveXComponent ax = new ActiveXComponent("KET.Application");
             System.out.println("开始转化Excel为PDF...");
             long date = new Date().getTime();
             ax.setProperty("Visible", false);
             ax.setProperty("AutomationSecurity", new Variant(3)); // 禁用宏
             Dispatch excels = ax.getProperty("Workbooks").toDispatch();

             Dispatch excel = Dispatch
                     .invoke(excels, "Open", Dispatch.Method,
                             new Object[] { inputFile, new Variant(false), new Variant(false) }, new int[9])
                     .toDispatch();
             // 转换格式
             Dispatch.invoke(excel, "ExportAsFixedFormat", Dispatch.Method, new Object[] { new Variant(0), // PDF格式=0
                     pdfFile, new Variant(xlTypePDF) // 0=标准 (生成的PDF图片不会变模糊) 1=最小文件
                                             // (生成的PDF图片糊的一塌糊涂)
             }, new int[1]);

             // 这里放弃使用SaveAs
             /*
              * Dispatch.invoke(excel,"SaveAs",Dispatch.Method,new Object[]{
              * outFile, new Variant(57), new Variant(false), new Variant(57),
              * new Variant(57), new Variant(false), new Variant(true), new
              * Variant(57), new Variant(true), new Variant(true), new
              * Variant(true) },new int[1]);
              */
             long date2 = new Date().getTime();
             int time = (int) ((date2 - date) / 1000);
             Dispatch.call(excel, "Close", new Variant(false));

             if (ax != null) {
                 ax.invoke("Quit", new Variant[] {});
                 ax = null;
             }
             ComThread.Release();
             return time;
         } catch (Exception e) {
             // TODO: handle exception
             return -1;
         }
     }

     /***
      * ppt转化成PDF
      *
      * @param inputFile
      * @param pdfFile
      * @return
      */
     private static int ppt2PDF(String inputFile, String pdfFile) {
         try {
             ComThread.InitSTA(true);
             ActiveXComponent app = new ActiveXComponent("KWPP.Application");
 //            app.setProperty("Visible", false);
             System.out.println("开始转化PPT为PDF...");
             long date = new Date().getTime();
             Dispatch ppts = app.getProperty("Presentations").toDispatch();
             Dispatch ppt = Dispatch.call(ppts, "Open", inputFile, true, // ReadOnly
                 //    false, // Untitled指定文件是否有标题
                     false// WithWindow指定文件是否可见
             ).toDispatch();
             Dispatch.invoke(ppt, "SaveAs", Dispatch.Method, new Object[]{
                     pdfFile,new Variant(ppSaveAsPDF)},new int[1]);
             System.out.println("PPT");
             Dispatch.call(ppt, "Close");
             long date2 = new Date().getTime();
             int time = (int) ((date2 - date) / 1000);
             app.invoke("Quit");
             return time;
         } catch (Exception e) {
             // TODO: handle exception
             return -1;
         }
     }
 }

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