POSTing a file to a web page and reading response

 someone12345 <>
Fri, 31 Aug 2007 12:15:10 -0000

I'm trying to read raw data from disk, POSTING it to a site that
converts the file to another format, and then read and save the

I have only found on the web information on how to post a string, not
binary data.
My code only writes the html page to file, not the response file.

This is my code so far:
    URL site = new URL("");

            URLConnection conn = site.openConnection();
    ("Content-Type", "multipart/form-data");
            DataOutputStream dos;

            OutputStream os = conn.getOutputStream();
            dos = new DataOutputStream(os);
            FileInputStream fis = new FileInputStream("c:\\temp\

            int data;
            while ((data = != -1) {

            DataInputStream in = new
            FileOutputStream fo = new FileOutputStream("c:\\temp\
            while ((data = != -1) {

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