使用JAVA技术实现文件的上传

th;
    }

    class ByteDataSource implements DataSource
    {
        byte bytes;
        String contentType;
        String name;

        ByteDataSource(byte bytes,String contentType,String name)
        {
            this.bytes=bytes;
            this.contentType=contentType;
            this.name=name;
        }

        public String getContentType()
        {
            return contentType;
        }

        public InputStream getInputStream()
        {
            return new ByteArrayInputStream(bytes,0,bytes.length-2);
        }

        public String getName()
        {
            return name;
        }

        public OutputStream getOutputStream() throws IOException
        {
            throw new FileNotFoundException();
        }
    }//end of class
}