プロトコルバージョン

URL url = new URL("http://www.mydomain.com/down.zip";); 
HttpURLConnection httpConnection=(HttpURLConnection) url.openConnection(); 
    //            
    httpConnection.setRequestProperty("RANGE","bytes=10000"); 
    //      
    httpConnection.setRequestProperty("GET","/down.zip HTTP/1.1");
    //      
httpConnection.setRequestProperty("Accept","image/gif,image/x-xbitmap,application/
msword,*/*");
    //      
    httpConnection.setRequestProperty("Connection","Keep-Alive"); 
    //      
InputStream input = httpConnection.getInputStream();