word文件下载

 

package com.ocean.common.util;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;

import javax.servlet.http.HttpServletResponse;

public class DownloadUtil {
	/**
	 * word下载
	 * @param filePath 文件路径
	 * @param response
	 * @throws IOException 
	 */
	public static void downloadWord(String filePath,String fileName,HttpServletResponse response) throws IOException {
		 response.setContentType("text/html;charset=UTF-8");
	        BufferedInputStream in = null;
	        BufferedOutputStream out = null;

	        try {
	            File f = new File( filePath);
	            response.setContentType("application/msword");
	            response.setCharacterEncoding("UTF-8");
	            response.setHeader("Content-Disposition", "attachment; filename="+new String(fileName.getBytes("gb2312"), "ISO8859-1"));
	            response.setHeader("Content-Length",String.valueOf(f.length()));
	            in = new BufferedInputStream(new FileInputStream(f));
	            out = new BufferedOutputStream(response.getOutputStream());
	            byte[] data = new byte[1024];
	            int len = 0;
	            while (-1 != (len=in.read(data, 0, data.length))) {
	                out.write(data, 0, len);
	            }
	        } catch (Exception e) {
	            e.printStackTrace();
	        } finally {
	            if (in != null) {
	                in.close();
	            }
	            if (out != null) {
	                out.close();
	            }
	        }
	}

}