在线预览文档openoffice+swfTool

package com.haiyisoft.selearning.util;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

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;

/**
 * 
 * * * openoffice端口启动命令：
 * soffice -headless -accept="socket,port=8100;urp;
 * C:\Program Files (x86)\OpenOffice.org 3\program
 * @author muyunfei
 * 
 * <p>Modification History:</p> 
 * <p>Date       Author      Description</p>
 * <p>------------------------------------------------------------------</p>
 * <p>Mar 28, 2015           牟云飞       		 新建</p>
 */
public class DocConverter {
	private String SWFTools_Windows = "D:/SWFTools/pdf2swf.exe ";
	private String SWFTools_Linux = "D:/SWFTools/pdf2swf.exe ";
	
	
	private static final int environment = 1;// 环境1：windows,2:linux(涉及pdf2swf路径问题)
	private String fileString;
	private String outputPath = "";// 输入路径，如果不设置就输出在默认位置
	private String fileName;
	private File pdfFile;
	private File swfFile;
	private File docFile;
	private File odtFile;
	
	public DocConverter(String fileString) {
		ini(fileString);
	}

	/*
	 * 重新设置 file @param fileString
	 */
	public void setFile(String fileString) {
		ini(fileString);
	}
	
	/*
	 * 初始化 @param fileString
	 */
	private void ini(String fileString) {    
	     try {    
	         this.fileString = fileString;    
	         fileName = fileString.substring(0, fileString.lastIndexOf("/"));    
	         docFile = new File(fileString);    
	         String s = fileString.substring(fileString.lastIndexOf("/") + 1,fileString.lastIndexOf("."));    
	         fileName = fileName + "/" + s;    
	         // 用于处理TXT文档转化为PDF格式乱码,获取上传文件的名称（不需要后面的格式）    
	         String txtName = fileString.substring(fileString.lastIndexOf("."));    
	         // 判断上传的文件是否是TXT文件    
	         if (txtName.equalsIgnoreCase(".txt")) {    
	             // 定义相应的ODT格式文件名称    
	             odtFile = new File(fileName + ".odt");    
	             // 将上传的文档重新copy一份，并且修改为ODT格式，然后有ODT格式转化为PDF格式    
	             this.copyFile(docFile, odtFile);    
	             pdfFile = new File(fileName + ".pdf"); // 用于处理PDF文档    
	         } else if (txtName.equals(".PDF")) {    
	             pdfFile = new File(fileName + ".pdf");    
	             this.copyFile(docFile, pdfFile);    
	         } else {    
	             pdfFile = new File(fileName + ".pdf");    
	         }    
	         swfFile = new File(fileName + ".swf");    
	     } catch (Exception e) {    
	         e.printStackTrace();    
	     }    
	 }   
	
	/**
	 * @Title: copyFile
	 * @Description: TODO
	 * @param: @param docFile2
	 * @param: @param odtFile2
	 * @return: void
	 * @throws
	 */
	private void copyFile(File sourceFile,File targetFile)throws Exception{
		//新建文件输入流并对它进行缓冲
		FileInputStream input = new FileInputStream(sourceFile);
		BufferedInputStream inBuff = new BufferedInputStream(input);
		//新建文件输出流并对它进行缓冲
		FileOutputStream output = new FileOutputStream(targetFile);
		BufferedOutputStream outBuff  = new BufferedOutputStream(output);
		//缓冲数组
		byte[]b = new byte[1024 * 5];
		int len;
		while((len = inBuff.read(b)) != -1){
			outBuff.write(b,0,len);
		}
		//刷新此缓冲的输出流
		outBuff.flush();
		inBuff.close();
		outBuff.close();
		output.close();
		input.close();
	}
	
	
	//利用oppenoffice转换成pdf
	private void doc2pdf() throws Exception {
		if (docFile.exists()) {
			if (!pdfFile.exists()) {
				OpenOfficeConnection connection = new SocketOpenOfficeConnection(8100);
				try {
					connection.connect();
					DocumentConverter converter = new OpenOfficeDocumentConverter(connection);
					converter.convert(docFile, pdfFile);
					// close the connection
					connection.disconnect();
					//System.out.println("****pdf转换成功，PDF输出：" + pdfFile.getPath() + "****");
				} catch (java.net.ConnectException e) {
					// ToDo Auto-generated catch block
					e.printStackTrace();
					//System.out.println("****swf转换异常，openoffice服务未启动！****");
					throw e;
				} catch (com.artofsolving.jodconverter.openoffice.connection.OpenOfficeException e) {
					e.printStackTrace();
					//System.out.println("****swf转换器异常，读取转换文件失败****");
					throw e;
				} catch (Exception e) {
					e.printStackTrace();
					throw e;
				}
			} else {
				System.out.println("****已经转换为pdf，不需要再进行转化****");
			}
		} else {
			System.out.println("****swf转换器异常，需要转换的文档不存在，无法转换****");
		}
	}
	
	
	
	/*
	 * 转换成swf
	 */
	@SuppressWarnings("unused")
	private void pdf2swf() throws Exception {
		Runtime r = Runtime.getRuntime();
		if (!swfFile.exists()) {
			if (pdfFile.exists()) {
				if (environment == 1){// windows环境处理
					try {
						// 这里根据SWFTools安装路径需要进行相应更改
						Process p = r.exec(SWFTools_Windows + pdfFile.getPath() + " -o " + swfFile.getPath() + " -T 9");
						System.out.println(loadStream(p.getInputStream()));
						System.out.println(loadStream(p.getErrorStream()));
						System.out.println(loadStream(p.getInputStream()));
						//System.err.println("****swf转换成功，文件输出：" + swfFile.getPath() + "****");
						if (pdfFile.exists()) {
							pdfFile.delete();
						}
					} catch (Exception e) {
						e.printStackTrace();
						throw e;
					}
				} else if (environment == 2){// linux环境处理
					try {
						Process p = r.exec("pdf2swf " + pdfFile.getPath() + " -o " + swfFile.getPath() + " -T 9");
						loadStream(p.getInputStream());
						loadStream(p.getErrorStream());
						//System.err.println("****swf转换成功，文件输出：" + swfFile.getPath() + "****");
						if (pdfFile.exists()) {
							pdfFile.delete();
						}
					} catch (Exception e) {
						e.printStackTrace();
						throw new RuntimeException();
					}
				}
			} else {
				System.out.println("****pdf不存在，无法转换****");
			}
		} else {
			System.out.println("****swf已存在不需要转换****");
		}
	}

	static String loadStream(InputStream in) throws IOException {
		int ptr = 0;
		//把InputStream字节流 替换为BufferedReader字符流 2013-07-17修改
		BufferedReader reader = new BufferedReader(new InputStreamReader(in));
		StringBuilder buffer = new StringBuilder();
		while ((ptr = reader.read()) != -1) {
			buffer.append((char) ptr);
		}
		return buffer.toString();
	}

	/*
	 * 转换主方法
	 */
	public boolean conver() {
		if (swfFile.exists()) {
			//System.out.println("****swf转换器开始工作，该文件已经转换为swf****");
			return true;
		}

		if (environment == 1) {
			//System.out.println("****swf转换器开始工作，当前设置运行环境windows****");
		} else {
			//System.out.println("****swf转换器开始工作，当前设置运行环境linux****");
		}

		try {
			doc2pdf();
			pdf2swf();
		} catch (Exception e) {
			// TODO: Auto-generated catch block
			e.printStackTrace();
			return false;
		}

		if (swfFile.exists()) {
			return true;
		} else {
			return false;
		}
	}

	/*
	 * 返回文件路径 @param s
	 */
	public String getswfPath() {
		if (swfFile.exists()) {
			String tempString = swfFile.getPath();
			tempString = tempString.replaceAll("\\\\", "/");
			return tempString;
		} else {
			return "";
		}
	}

	/*
	 * 设置输出路径
	 */
	public void setOutputPath(String outputPath) {
		this.outputPath = outputPath;
		if (!outputPath.equals("")) {
			String realName = fileName.substring(fileName.lastIndexOf("/"), fileName.lastIndexOf("."));
			if (outputPath.charAt(outputPath.length()) == '/') {
				swfFile = new File(outputPath + realName + ".swf");
			} else {
				swfFile = new File(outputPath + realName + ".swf");
			}
		}
	}



	
	//测试
	public static void main(String s[]) {
		DocConverter d = new DocConverter("E:/TDDOWNLOAD/test.doc");
		d.conver();
	}
}

-----action

if(all_text.contains(last_name)){
					//如果是文本课件
					//ftpName实际是存放在ftp上的文件名
					String fileItemName = (int)(Math.random()*100)+System.currentTimeMillis()+name2;
					
					//先传到本地，在本地转换成pdf，然后再转换成swf
					//获得本地路径
					HttpServletRequest reqeuest = ServletActionContext.getRequest();
					String rootPath=reqeuest.getRealPath("../uploadFileTemp/")+"\\";
					//判断文件夹是否存在
					File fileDri=new File(rootPath);
					if(!fileDri.exists()){
						fileDri.mkdirs();
					}
					//获取需要转换的文件名,将路径名中的'\'替换为'/'
			        String converfilename = rootPath.replaceAll("\\\\", "/")+fileItemName;
			        //System.out.println(converfilename);
			        //1、先存到本地
			        File local_file=new File(converfilename);
			        local_file.createNewFile();//创建一个新的文件
			        InputStream is = new FileInputStream(file);
			         FileOutputStream out = new FileOutputStream(local_file);
			         int size=-1;
			         byte[] data=new byte[1024 * 1024];//设置缓冲字节
			         size=is.read(data);//输入到缓冲数据
			         while(-1!=size){
			        	 out.write(data, 0, size);
			        	 size = is.read(data);
			         }
			         is.close();
			         out.flush();
			         out.close();
			        //调用转换类DocConverter,并将需要转换的文件传递给该类的构造方法
			        DocConverter d = new DocConverter(converfilename);
			        //调用conver方法开始转换，先执行doc2pdf()将office文件转换为pdf;再执行pdf2swf()将pdf转换为swf;
			     	d.conver();
			     	//调用getswfPath()方法，打印转换后的swf文件路径
			        System.out.println(d.getswfPath());
			     	//生成swf相对路径，以便传递给flexpaper播放器
			        //String swfpath = "uploadFileTemp"+d.getswfPath().substring(d.getswfPath().lastIndexOf("/"));
			        
			        //2、将swf文件上传到ftp
			        String ftpName =fileItemName.substring(0,fileItemName.lastIndexOf("."))+".swf";
			        File swfFile= new File(rootPath.replaceAll("\\\\", "/")+ ftpName);
			        TelnetOutputStream telnetOut = ftpClient.put(ftpName);
			        DataOutputStream dataOut = new DataOutputStream(telnetOut);
			        FileInputStream ftpIs = new FileInputStream(swfFile);
					byte buffer[] = new byte[1024 * 1024];
					int count = 0;
					while ((count = ftpIs.read(buffer)) != -1) {
						dataOut.write(buffer, 0, count);
					}
					ftpIs.close();
					telnetOut.flush();
					telnetOut.close();
					dataOut.flush();
					dataOut.close();
					ftpClient.closeServer();
			        //3、保存名字
			        ftpFileNameList.add(ftpName);
			        //4.删除缓存文件
			        swfFile.delete();
			        local_file.delete();
			        System.out.println(ftpName);
				}