OpenOffice 将word文档转为pdf再转为图片

package com.ist.util;

import java.awt.image.BufferedImage;
import java.awt.image.RenderedImage;
import java.io.File;
import java.io.IOException;
import java.net.ConnectException;
import java.util.ArrayList;
import java.util.List;

import javax.imageio.ImageIO;

import org.apache.commons.io.FilenameUtils;
import org.icepdf.core.pobjects.Document;
import org.icepdf.core.pobjects.Page;
import org.icepdf.core.util.GraphicsRenderingHints;
import com.artofsolving.jodconverter.DefaultDocumentFormatRegistry;
import com.artofsolving.jodconverter.DocumentConverter;
import com.artofsolving.jodconverter.DocumentFormat;
import com.artofsolving.jodconverter.openoffice.connection.OpenOfficeConnection;
import com.artofsolving.jodconverter.openoffice.connection.SocketOpenOfficeConnection;
import com.artofsolving.jodconverter.openoffice.converter.OpenOfficeDocumentConverter;

/**
* 将文件转换为图片工具类
* @author songqiang
* @createtime 2015-11-11
*/
public class FileToImgUtil {

private static OpenOfficeConnection startOpenOffice(){

//openOfficePath="C:\\Program Files (x86)\\OpenOffice 4\\program\\soffice.exe"

//opt/openoffice4/program/soffice -headless -accept="socket,host=127.0.0.1,port=8100;urp;" -nofirststartwizard &

//ip=127.0.0.1

        //port=8100
       //OpenOffice的安装目录，linux环境下需要手动启动openoffice服务
       String OpenOffice_HOME = PropertiesUtil.getOpenOfficeParam("openOfficePath");
       String OpenOffice_IP = PropertiesUtil.getOpenOfficeParam("ip");
       int OpenOffice_Port = Integer.parseInt(PropertiesUtil.getOpenOfficeParam("port"));
       // 启动OpenOffice的服务
       String command = OpenOffice_HOME+ " -headless -accept=\"socket,host="+OpenOffice_IP+",port="+OpenOffice_Port+";urp;\"";
       try {
           Process pro = Runtime.getRuntime().exec(command);
       } catch (IOException e) {
           e.printStackTrace();
       }
       //创建连接
       OpenOfficeConnection connection = new SocketOpenOfficeConnection(OpenOffice_IP, OpenOffice_Port);
       return connection;
   }

   private static void doc2Pdf(String docPath, String pdfPath) throws ConnectException {
        File inputFile = new File(docPath);
        File outputFile = new File(pdfPath);
        OpenOfficeConnection connection = startOpenOffice();
        connection.connect();
        DocumentConverter converter = new OpenOfficeDocumentConverter(connection);
        //converter.convert(inputFile, outputFile);
        DefaultDocumentFormatRegistry formatReg = new DefaultDocumentFormatRegistry();
        DocumentFormat txt = formatReg.getFormatByFileExtension("odt") ;
        DocumentFormat pdf = formatReg.getFormatByFileExtension("pdf") ;
        converter.convert(inputFile, txt, outputFile, pdf);
        connection.disconnect();
    }

    /**
     * 把ppt word excel等文件生成图片文件
     * @param docPath 文件路径
     * @param imgDirPath 图片保存文件夹
     * @param fileName 文件名称点的前部分
     */
    public static void doc2Imags(String docPath, String imgDirPath,String fileName){
       String pdfPath =String.format("%s%s.pdf", FilenameUtils.getFullPath(docPath), FilenameUtils.getBaseName(docPath));
       try {
           doc2Pdf(docPath, pdfPath);
           pdf2Imgs(pdfPath, imgDirPath,fileName);
           File pdf = new File(pdfPath);
           if(pdf.isFile()){
               pdf.delete();
           }

       } catch (ConnectException e) {
           e.printStackTrace();
       } catch (Exception e) {
           e.printStackTrace();
       }
    }
    /**
     * 将pdf转换成图片
     *
     * @param pdfPath
     * @param imagePath
     * @return 返回转换后图片的名字
     * @throws Exception
     */
    private static List<String> pdf2Imgs(String pdfPath, String imgDirPath,String fileName) throws Exception {
        Document document = new Document();
        document.setFile(pdfPath);

        float scale = 2f;//放大倍数
        float rotation = 0f;//旋转角度

        List<String> imgNames = new ArrayList<String>();
        int pageNum = document.getNumberOfPages();
        File imgDir = new File(imgDirPath);
        if (!imgDir.exists()) {
            imgDir.mkdirs();
        }
        for (int i = 0; i < pageNum; i++) {
            BufferedImage image = (BufferedImage) document.getPageImage(i, GraphicsRenderingHints.SCREEN,
                    Page.BOUNDARY_CROPBOX, rotation, scale);
            RenderedImage rendImage = image;
            try {
                String filePath = imgDirPath + File.separator +fileName+i + ".jpg";
                File file = new File(filePath);
                ImageIO.write(rendImage, "jpg", file);
                imgNames.add(FilenameUtils.getName(filePath));
            } catch (IOException e) {
                e.printStackTrace();
                return null;
            }
            image.flush();
        }
        document.dispose();
        return imgNames;
    }

    public static void main(String[] args) {
       //String docPath = "d:/94_storage安装.doc";
       String docPath = "d:/公司通讯录.xlsx";
       String pdfPath = "d:/pdf/";
       doc2Imags(docPath, pdfPath,"公司通讯录");
   }
}

maven的jar包引用

<dependency>
            <groupId>com.artofsolving</groupId>
            <artifactId>jodconverter</artifactId>
            <version>2.2.1</version>

</dependency>

<dependency>
          <groupId>org.icepdf</groupId>
          <artifactId>icepdf-core</artifactId>
          <version>1.0</version>
        </dependency>

linux环境可能出现的bug

1. Office图片乱码

因为没有执行步骤4

2.Fatal exception: Signal6

Word文档中使用的字体样式linux系统中没有。可以把所有的字体样式都改成宋体，或是把你需要的字体，安装步骤4移到linux openoffice中。/opt/openoffice4/share/fonts/truetype/simhei.ttf下

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OpenOffice 将word文档转为pdf再转为图片

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