【文件属性】：
文件名称：批量打包下载
文件大小：2KB
文件格式：RAR
更新时间：2016-08-27 10:52:48
java 批量下载
批量打包下载.txt
/**
* 文件下载
* @param response
* @param str
*/
private void downFile(HttpServletResponse response, String str) {
try {
//String FilePath = "D:\\";
String FilePath = "\\D:\\apache-tomcat-6.0.29\\webapps\\js-edu\\";
String path = FilePath + str;
File file = new File(path);
if (file.exists()) {
InputStream ins = new FileInputStream(path);
BufferedInputStream bins = new BufferedInputStream(ins);// 放到缓冲流里面
OutputStream outs = response.getOutputStream();// 获取文件输出IO流
BufferedOutputStream bouts = new BufferedOutputStream(outs);
response.setContentType("application/x-download");// 设置response内容的类型
response.setHeader(
"Content-disposition",
"attachment;filename="
+ URLEncoder.encode(str, "UTF-8"));// 设置头部信息
int bytesRead = 0;
byte[] buffer = new byte[8192];
// 开始向网络传输文件流
【文件预览】：
批量打包下载.txt