使用SaveAsPDFandXPS + jacob实现Java word转pdf

た入场券 2022-01-20 11:11 339阅读 0赞

## 简介 ##

SaveAsPDFandXPS,微软官方提供的插件。必须是windows系统并且安装了office。  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L0lNYW5peQ_size_16_color_FFFFFF_t_70]

## 下载和配置 ##

SaveAsPDFandXPS 下载地址 : [http://www.microsoft.com/zh-cn/download/details.aspx?id=7][http_www.microsoft.com_zh-cn_download_details.aspx_id_7]  
Jacob 的jar包 下载地址 :[https://sourceforge.net/projects/jacob-project/][https_sourceforge.net_projects_jacob-project]  
**先安装SaveAsPDFandXPS ，安装成功后 ， 打开jacob的jar包 ，里面的结构应该是这样的**  
![在这里插入图片描述][20190610211647350.png]  
把jacob.jar 放到项目下 ， 然后 这里注意 把 两个后缀为dll的文件 放到 jre目录bin的里面 必须放进去 不然会报错（java.lang.NoClassDefFoundError）

## 开发路径 ##

![在这里插入图片描述][20190610211726271.png]  
或者  
![在这里插入图片描述][2019061021174615.png]

## Word转PDF代码 ##

package office;
    
    import com.jacob.activeX.ActiveXComponent;
    import com.jacob.com.ComThread;
    import com.jacob.com.Dispatch;
    import com.jacob.com.Variant;
    
    import java.io.File;
    
    /**
     * @author liuzonghua
     * @Package office
     * @Description:
     * @date 2019/1/31 10:09
     */
    public class WordToPDF {
    
    
        private static final int wdFormatPDF = 17;// 指定17为转成pdf格式
    
        public static void main(String[] args) {
            wordToPDF("C:\\Users\\Admin\\Desktop\\2" + ".doc","C:\\Users\\Admin\\Desktop\\2"  + ".pdf");
        }
        
    
        public static void wordToPDF(String inFilePath, String outFilePath){
    
            ActiveXComponent app = null;
            Dispatch doc = null;
            try {
                app = new ActiveXComponent("Word.Application");
                app.setProperty("Visible", new Variant(false));
                Dispatch docs = app.getProperty("Documents").toDispatch();
    
                doc = Dispatch.call(docs,  "Open" , inFilePath).toDispatch();
                File tofile = new File(outFilePath);
                if (tofile.exists()) {
                    tofile.delete();
                }
                Dispatch.call(doc,"SaveAs", outFilePath, wdFormatPDF);
            } catch (Exception e) {
                System.out.println(e.getMessage());
            } finally {
                Dispatch.call(doc,"Close",false);
                if (app != null)
                    app.invoke("Quit", new Variant[] {});
            }
            //结束后关闭进程
            ComThread.Release();
        }
    }

## Excel转PDF代码 ##

package office;
    
    import com.jacob.activeX.ActiveXComponent;
    import com.jacob.com.ComThread;
    import com.jacob.com.Dispatch;
    import com.jacob.com.Variant;
    
    /**
     * @author liuzonghua
     * @Package office
     * @Description:
     * @date 2019/1/31 14:18
     */
    public class ExcelToPDF {
    
        public static void main(String[] args) {
           xlsToPdf("C:\\Users\\Admin\\Desktop\\2017年学生体质健康测试成绩.xls","C:\\Users\\Admin\\Desktop\\3.pdf");
        }
    
        public static boolean xlsToPdf(String inFilePath, String outFilePath) {
            ComThread.InitSTA(true);
            ActiveXComponent ax = new ActiveXComponent("Excel.Application");
            try {
                ax.setProperty("Visible", new Variant(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[] { inFilePath, 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
                                outFilePath, new Variant(0) // 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]);
    
    
                Dispatch.call(excel, "Close", new Variant(false));
    
    
                if (ax != null) {
                    ax.invoke("Quit", new Variant[] {});
                    ax = null;
                }
                ComThread.Release();
                return true;
            } catch (Exception es) {
                return false;
            }
        }
    }

## 注意 ##

**如果出现类似：com.jacob.com.ComFailException: Can’t map name to dispid: Close错误**  
一般情况下是本机设置问题，doc被admin锁定  
解决doc被admin锁定方法有多种，可以使用文件另存为解除锁定。

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L0lNYW5peQ_size_16_color_FFFFFF_t_70]: /images/20220120/0f0c364e4f5b43a68ec12fa8ecc41056.png
[http_www.microsoft.com_zh-cn_download_details.aspx_id_7]: http://www.microsoft.com/zh-cn/download/details.aspx?id=7
[https_sourceforge.net_projects_jacob-project]: https://sourceforge.net/projects/jacob-project/
[20190610211647350.png]: /images/20220120/66b3e09ad5e64e4ca9a6b5887252b4d8.png
[20190610211726271.png]: /images/20220120/0add1e64618c4511b7d1f7468974a3ec.png
[2019061021174615.png]: /images/20220120/3464474481da444d8b42ec071a489297.png