使用java jacob转换office到pdf

          使用java jacob转换office到pdf,注意事项:

      1.本机需要安装office,或者openoffice(未测试过)

       2.下载最新的jacob的jar,解压后将相关的dll文件拷贝到java/jre/bin目录下.

       3.如果包如下错误:

            no jacob-1.18-x64 in java.library.path  原因可能是找不到相关dll文件,将配套dll文件拷贝到相关使用的jdk/jre/bin目录

转换代码(代码来源于互联网,由于时间原因,原创暂时无法考证):

import com.jacob.activeX.ActiveXComponent;
import com.jacob.com.Dispatch;
/**
 * 
* @ClassName: OfficeToPDF
* @Description: 使用jacob转换office为pdf,也可以将txt文件转换为pdf.
* @author ***************
* @date 2015年9月21日 上午11:15:44
*
 */
public class OfficeToPDF {
	 
	 private static final int wdFormatPDF = 17;
	 private static final int xlTypePDF = 0;
	 private static final int ppSaveAsPDF = 32;
	 private static final int msoTrue = -1;
	 private static final int msofalse = 0;
	 
	public static void main(String[] args) {
		convert2PDF("D:\\aaaa.ppt","D:\\bbbbb.pdf");
		
	}
	
    public static boolean convert2PDF(String inputFile, String pdfFile) {
        String suffix =  getFileSufix(inputFile);
        File file = new File(inputFile);
        if(!file.exists()){
            System.out.println("文件不存在!");
            return false;
        }
        if(suffix.equals("pdf")){
            System.out.println("PDF not need to convert!");
            return false;
        }
        if(suffix.equals("doc")||suffix.equals("docx")||suffix.equals("txt")){
            return word2PDF(inputFile,pdfFile);
        }else if(suffix.equals("ppt")||suffix.equals("pptx")){
            return ppt2PDF(inputFile,pdfFile);
        }else if(suffix.equals("xls")||suffix.equals("xlsx")){
            return excel2PDF(inputFile,pdfFile);
        }else{
            System.out.println("文件格式不支持转换!");
            return false;
        }
    }
    
    public static String getFileSufix(String fileName){
        int splitIndex = fileName.lastIndexOf(".");
        return fileName.substring(splitIndex + 1);
    }
    
    /**
     * 
    * @Title: word2PDF
    * @Description: 转换word文档为pdf
    * @param @param inputFile
    * @param @param pdfFile
    * @param @return    设定文件
    * @return boolean    返回类型
    * @throws
     */
    public static boolean word2PDF(String inputFile,String pdfFile){
        try{
        //打开word应用程序
        ActiveXComponent app = new ActiveXComponent("Word.Application");
        //设置word不可见
        app.setProperty("Visible", false);
        //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
                );
        //关闭文档
        Dispatch.call(doc, "Close",false);
        //关闭word应用程序
        app.invoke("Quit", 0);
        return true;
    }catch(Exception e){
        return false;
    }
    }
    
    /**
     * 
    * @Title: excel2PDF
    * @Description: 转换excel为PDF
    * @param @param inputFile
    * @param @param pdfFile
    * @param @return    设定文件
    * @return boolean    返回类型
    * @throws
     */
    public static boolean excel2PDF(String inputFile,String pdfFile){
        try{
            ActiveXComponent app = new ActiveXComponent("Excel.Application");
        app.setProperty("Visible", false);
        Dispatch excels = app.getProperty("Workbooks").toDispatch();
        Dispatch excel = Dispatch.call(excels,
                                    "Open",
                                    inputFile,
                                    false,
                                    true
                                    ).toDispatch();
        Dispatch.call(excel,
                    "ExportAsFixedFormat",
                    xlTypePDF,      
                    pdfFile
                    );
        Dispatch.call(excel, "Close",false);
        app.invoke("Quit");
        return true;
    }catch(Exception e){
        return false;
    }
         
    }
    
    /**
     * 
    * @Title: ppt2PDF
    * @Description: 转换ppt为office
    * @param @param inputFile
    * @param @param pdfFile
    * @param @return    设定文件
    * @return boolean    返回类型
    * @throws
     */
    public static boolean ppt2PDF(String inputFile,String pdfFile){
        try{
        ActiveXComponent app = new ActiveXComponent("PowerPoint.Application");
        //app.setProperty("Visible", msofalse);
        Dispatch ppts = app.getProperty("Presentations").toDispatch();
         
        Dispatch ppt = Dispatch.call(ppts,
                                    "Open",
                                    inputFile,
                                    true,//ReadOnly
                                    true,//Untitled指定文件是否有标题
                                    false//WithWindow指定文件是否可见
                                    ).toDispatch();
         
        Dispatch.call(ppt,
                    "SaveAs",
                    pdfFile,
                    ppSaveAsPDF 
                    );
                 
        Dispatch.call(ppt, "Close");
         
        app.invoke("Quit");
        return true;
        }catch(Exception e){
            return false;
        }
     }
}

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转载自flyeagle.iteye.com/blog/2250985