openOffice和SWFTools 在线浏览
来源：互联网 发布：淘宝达人后如何直播 编辑：程序博客网 时间：2024/05/21 23:34
简单介绍一下以下代码整体思路 ：
1：为实现在线浏览阅读文档内容，首先要转换office 文档成pdf格式，在转换成swf，返回swf流就能实现在线浏览器形式阅读（图片可直接返回流，不用转换）
2：该代码未编写完全（要转换的类型未编写，写了个大概），只实现了我所用的需求，同时转换返回是否成功转换状态。
3：该代码实现了自动启动服务，无需担心关机重启服务忘记开启转换不了的情况（配置文件需要放在根目录下）
package com.mw.usims.fts.util;import com.artofsolving.jodconverter.DocumentConverter;import com.artofsolving.jodconverter.openoffice.connection.OpenOfficeConnection;import com.artofsolving.jodconverter.openoffice.connection.SocketOpenOfficeConnection;import com.artofsolving.jodconverter.openoffice.converter.OpenOfficeDocumentConverter;import com.ml.cs.Server;import org.apache.log4j.Logger;import org.apache.poi.ss.formula.functions.T;import org.dom4j.Document;import org.dom4j.DocumentException;import org.dom4j.Element;import org.dom4j.io.SAXReader;import java.io.*;import java.net.ConnectException;import java.text.SimpleDateFormat;import java.util.ArrayList;import java.util.Date;import java.util.List;import java.util.concurrent.*;/** * Created by LiAnAn on 2015/6/11. */public class NewFileConvertUtil implements Callable<Integer> { private static Logger log = Logger.getLogger(NewFileConvertUtil.class); private File inputFile; private File outputFile; private int success = -1; // 0：成功 else 失败 private String endType; private String beginType; private static boolean isStartServer = false; private static final String processName = "soffice.exe"; private static String SWFTools_HOME; private static String openOffice_INSTALL_PATH; public NewFileConvertUtil(File inputFile,File outputFile,ConvertType type){ initializeConfig(); this.inputFile = inputFile; this.outputFile = outputFile; this.beginType = getType(type.toString(), SubStringType.PREFIX); this.endType = getType(type.toString(), SubStringType.SUFFIX); } /** * 初始化配置 */ private void initializeConfig(){ if(null==SWFTools_HOME || null==openOffice_INSTALL_PATH){ SAXReader reader = new SAXReader(); String filePath = this.getClass().getResource("/")+"install-path-config.xml"; //String filePath = Server.getContext().getServerHome().getAbsolutePath()+"install-path-config.xml"; Document document = null; try { document = reader.read(filePath); Element element = document.getRootElement(); openOffice_INSTALL_PATH = element.elementText("openOffice"); SWFTools_HOME = element.elementText("SWFTools"); } catch (DocumentException e) { e.printStackTrace(); } } } public NewFileConvertUtil(File inputFile,File outputFile){ initializeConfig(); this.inputFile = inputFile; this.outputFile = outputFile; this.beginType = getFileType(inputFile); this.endType = getFileType(outputFile); } private String getType(String type,SubStringType subStringType){ int len = type.indexOf("_"); if(SubStringType.PREFIX.equals(subStringType)){ return type.substring(0,len); } if(SubStringType.SUFFIX.equals(subStringType)){ return type.substring(len + 1, type.length()); } return null; } @Override public Integer call() throws Exception { run(); return this.success; } enum SubStringType{ PREFIX, SUFFIX; } enum ConvertType{ DOT_PDF, HTML_PDF, PPTX_PDF, DOCX_PDF, TXT_PDF, XLSX_PDF, DOC_PDF, PDF_SWF; } private boolean startSofficeProcess(){ if(!isStartServer) { if (!isExistSofficeProcess()) { log.info("********************start soffice.exe process begin******************"); String command = openOffice_INSTALL_PATH + "\\program\\soffice.exe -headless -accept=\"socket,host=127.0.0.1,port=8100;urp;\""; try { log.info("Execute command"+command); Process pro = Runtime.getRuntime().exec(command); } catch (IOException e) { log.info("启动soffice.exe进程异常：（提示：异常1,配置openOffice安装目录异常；异常2，本机未安装openOffice应用程序;异常3，该文件类型不支持转换）", e) ; return false; } log.info("********************start soffice.exe process end******************"); } } return true; } private boolean isExistSofficeProcess(){ String[] command = new String[]{"cmd.exe", "/C","wmic process get name" }; int a=0; try { log.info("******* 获取所有进程名称判断soffice.exe是否存在 begin *******"); Process pro = Runtime.getRuntime().exec(command); InputStream inputStream = pro.getInputStream(); BufferedReader br = new BufferedReader(new InputStreamReader(inputStream)); String temp; while((temp=br.readLine())!=null){ if(processName.equals(temp.trim())){ isStartServer = true; a=1; break; } } if(null!=br)br.close(); if(null!=inputStream)inputStream.close(); } catch (IOException e) { log.error("获取所有进程名判断是否存在soffice.exe异常：",e); } if(a==1){ log.info("soffice.exe进程已存在，无需重新创建！"); }else{ log.info("创建soffice.exe进程成功！"); } log.info("******* 获取所有进程名称判断soffice.exe是否存在 end *******"); return isStartServer; } void convertPDF(){ log.info("********************* 转换文件开始********************"); if(startSofficeProcess()) { OpenOfficeConnection connection; try { connection = new SocketOpenOfficeConnection(8100); if(!connection.isConnected()) { connection.connect(); } DocumentConverter converter = new OpenOfficeDocumentConverter(connection); converter.convert(inputFile, outputFile); } catch (ConnectException ce) { log.error(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date())+"--转换文件异常：",ce); return; } success = 0; connection.disconnect(); } log.info("********************* 转换文件结束********************"); } void convertSWF() throws IOException { if(!outputFile.exists()){ if(outputFile.isDirectory() || !inputFile.exists()){ return; } if(outputFile.isFile()){ outputFile.createNewFile(); } } if(!inputFile.exists()){ return ; } log.info("************* "+beginType+" begin*********************"); String command = SWFTools_HOME + "\\pdf2swf.exe " + inputFile.getAbsolutePath() + " -o " + outputFile.getAbsolutePath() + " -T 9 "; log.info("Execute command:"+command); Process pro = Runtime.getRuntime().exec(command); try { pro.waitFor(); } catch (InterruptedException e) { log.error("转换swf异常(提示：异常1，SWFTolls程序未安装；异常2，SWFTools安装目录未配置)：",e); } log.info("************* "+beginType+"转换swf end*********************"); success = pro.exitValue(); } /** * 删除目录下所有文件、目录以及目录下文件 * @param file * @return */ public static boolean removeFile(File file){ if(file.isDirectory()){ String[] strings = file.list(); for(int i=0;i<strings.length;i++){ boolean success = removeFile(new File(file,strings[i])); if(!success){ return false; } } } file.delete(); return true; } /** * 获取大写的文件后缀名 * @param file * @return */ private String getFileType(File file){ String fileName = file.getName(); return fileName.substring(fileName.lastIndexOf(".")+1,fileName.length()).toUpperCase(); } public synchronized void run() { try { Thread.sleep(10000); if(endType!=null){ if("PDF".equals(endType)) { convertPDF(); } if("PDF".equals(beginType) && "SWF".equals(endType)){ convertSWF(); } }else{ log.info("转换的文件类型和ConvertType不匹配，无法转换程序停止运行"); return; } } catch (InterruptedException e) { log.error("转换pdf异常：",e); } catch (IOException e) { log.error("转换SWF异常：",e); } } public static List<Integer> execute(List<NewFileConvertUtil> task){ ExecutorService exec = Executors.newCachedThreadPool(); ArrayList<Future<Integer>> list = new ArrayList<>(task.size()); for(int i=0;i<task.size();i++){ list.add(exec.submit(task.get(i))); } ArrayList<Integer> results = new ArrayList<>(task.size()); for(Future<Integer> fs : list){ try { results.add(fs.get().intValue()); } catch (InterruptedException e) { e.printStackTrace(); } catch (ExecutionException e) { e.printStackTrace(); } } if(!exec.isShutdown()){ exec.shutdown(); } return results; } public static Integer execute(File inputFile,File outputFile) { ExecutorService exec = Executors.newCachedThreadPool(); NewFileConvertUtil convert = new NewFileConvertUtil(inputFile,outputFile); Future<Integer> fs = exec.submit(convert); try { return fs.get(); } catch (InterruptedException e) { e.printStackTrace(); } catch (ExecutionException e) { e.printStackTrace(); }finally { if(!exec.isShutdown()){ exec.shutdown(); } } return -1; } public static void main(String arg0[]) throws Exception { ExecutorService exec = Executors.newCachedThreadPool(); NewFileConvertUtil convert = new NewFileConvertUtil(new File("E:\\51job_宋庆亨(86307153).doc"),new File("E://123456.pdf")); Future fs = exec.submit(convert); System.out.println(fs.get()); if(!exec.isShutdown()){ exec.shutdown(); } }}下面是配置文件，放到根目录下，会自动加载
<?xml version="1.0" encoding="UTF-8"?><main> <common>程序安装路径配置</common> <openOffice>C:\Program Files (x86)\OpenOffice 4</openOffice> <SWFTools>C:\Program Files (x86)\SWFTools</SWFTools></main>
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