android 上传文件到服务器，FTP方式

public class UploadFileUtils {

    private static boolean flag;

    /**
     * 需在在子线程下执行
     * pathname 为：服务器存储地址 ，remote 为：上传到ftp服务器之后，文件的名字 ，path 为：要上传文件的地址
     * @param username
     * @param password
     * @param pathname
     * @param remote
     * @param path
     * @return
     */

    public static boolean uploadfile(String username,String password,String pathname,String remote,String path ) {
        Log.e("TAG","loginASDAAAAAAAAAAAAAAAAAA:");
       //服务器域名
        String host = "  ";
        int port = 21;
//        String username = "";
//        String password = "";
      //  String pathname = "E:/ftp";  //上传到服务器之后存放的位置
      //  String remote = "9.mp4"; //上传到ftp服务器之后，文件的名字
        InputStream is = null;
        try {
            Log.e("TAG","11111:");
            is = new FileInputStream(path);
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }

        //uploadFile(host, port, username, password, pathname, remote,is);
        try {
            Log.e("TAG","2222:");
            //创建FTPClient对象
            FTPClient client = new FTPClient();
            Log.e("TAG","3333:");
            //链接ftp服务
            client.connect(host, port);
            Log.e("TAG","555:");
            //登录ftp服务器
            boolean login = client.login(username, password);
            // System.out.println("login:" + login);
            Log.e("TAG","login:" + login);
            //判断pathname是否存在,//切换ftp服务的工作目录
            Log.e("TAG","666:");
            if (!client.changeWorkingDirectory(pathname)) {

                client.makeDirectory(pathname); //创建工作目录

                client.changeWorkingDirectory(pathname);
            }

            //设置上传的文件类型
            client.setFileType(FTP.BINARY_FILE_TYPE);

            //创建InputStream对象
            //InputStream is=new FileInputStream("F:/2.png");

            //完成文件上传
            flag = client.storeFile(remote, is);

            Log.e("TAG","flag:" + flag);
            client.logout(); //退出

            client.disconnect(); //断开链接

        } catch (Exception ex) {
            ex.printStackTrace();
        }
        return flag;
    }
}