java使用jacob将office转pdf

  1 import java.io.File;
  2 
  3 import com.jacob.activeX.ActiveXComponent;
  4 import com.jacob.com.Dispatch;
  5 
  6 public class OfficeToPdfTools {
  7     
  8     private static final int wdFormatPDF = 17;
  9     private static final int xlsFormatPDF = 0;
 10     private static final int pptFormatPDF = 32;
 11     private static final int msoTrue = -1;
 12     private static final int msofalse = 0;
 13 
 14     
 15     public static boolean convert2PDF(String inputFile, String pdfFile) {
 16         String suffix = getFileSufix(inputFile);
 17         File file = new File(inputFile);
 18         if (!file.exists()) {
 19             System.out.println("文件不存在！");
 20             return false;
 21         }
 22         if (suffix.equals("pdf")) {
 23             System.out.println("PDF not need to convert!");
 24             return false;
 25         }
 26         if (suffix.equals("doc") || suffix.equals("docx")) {
 27             return word2PDF(inputFile, pdfFile);
 28         } else if (suffix.equals("ppt") || suffix.equals("pptx")) {
 29             return ppt2PDF(inputFile, pdfFile);
 30         } else if (suffix.equals("xls") || suffix.equals("xlsx")) {
 31             return excel2PDF(inputFile, pdfFile);
 32         } else {
 33             System.out.println("文件格式不支持转换!");
 34             return false;
 35         }
 36     }
 37 
 38     private static String getFileSufix(String fileName) {
 39         int splitIndex = fileName.lastIndexOf(".");
 40         return fileName.substring(splitIndex + 1);
 41     }
 42 
 43     private static boolean word2PDF(String inputFile, String pdfFile) {
 44         try {
 45             ActiveXComponent app = new ActiveXComponent("Word.Application");
 46             app.setProperty("Visible", false);
 47             Dispatch docs = app.getProperty("Documents").toDispatch();
 48             Dispatch doc = Dispatch.call(docs, "Open", inputFile, false, true)
 49                     .toDispatch();
 50             File tofile = new File(pdfFile);
 51             if (tofile.exists()) {
 52                 tofile.delete();
 53             }
 54             Dispatch.call(doc, "ExportAsFixedFormat", pdfFile, wdFormatPDF 
 55                     );
 56             Dispatch.call(doc, "Close", false);
 57             app.invoke("Quit", 0);
 58             return true;
 59         } catch (Exception e) {
 60             return false;
 61         }
 62     }
 63 
 64     private static boolean excel2PDF(String inputFile, String pdfFile) {
 65         try {
 66             ActiveXComponent app = new ActiveXComponent("Excel.Application");
 67             app.setProperty("Visible", false);
 68             Dispatch excels = app.getProperty("Workbooks").toDispatch();
 69             Dispatch excel = Dispatch.call(excels, "Open", inputFile, false,
 70                     true).toDispatch();
 71             File tofile = new File(pdfFile);
 72             if (tofile.exists()) {
 73                 tofile.delete();
 74             }
 75             Dispatch.call(excel, "ExportAsFixedFormat", xlsFormatPDF, pdfFile);
 76             Dispatch.call(excel, "Close", false);
 77             app.invoke("Quit");
 78             return true;
 79         } catch (Exception e) {
 80             return false;
 81         }
 82 
 83     }
 84 
 85     private static boolean ppt2PDF(String inputFile, String pdfFile) {
 86         try {
 87             ActiveXComponent app = new ActiveXComponent(
 88                     "PowerPoint.Application");
 89             Dispatch ppts = app.getProperty("Presentations").toDispatch();
 90             Dispatch ppt = Dispatch.call(ppts, "Open", inputFile, true,// ReadOnly
 91                     true,// Untitled指定文件是否有标题
 92                     false// WithWindow指定文件是否可见
 93                     ).toDispatch();
 94             File tofile = new File(pdfFile);
 95             if (tofile.exists()) {
 96                 tofile.delete();
 97             }
 98             Dispatch.call(ppt, "SaveAs", pdfFile, pptFormatPDF);
 99             Dispatch.call(ppt, "Close");
100             app.invoke("Quit");
101             return true;
102         } catch (Exception e) {
103             return false;
104         }
105     }
106     
107     
108     public static void main(String[] args) {
109         //OfficeToPdfTools.convert2PDF("c:\\ppt.pptx", "c:\\ppt.pdf");
110         OfficeToPdfTools.convert2PDF("c:\\excel.xls", "c:\\excel.pdf");
111         //OfficeToPdfTools.convert2PDF("c:\\word.docx", "c:\\word.pdf");
112         
113     }
114