question: public boolean downloadToStream ( ImageTask imageTask , String urlString , OutputStream outputStream , ProgressUpdateHandler progressUpdateHandler ) { disableConnectionReuseIfNecessary ( ) ; HttpURLConnection urlConnection = null ; BufferedOutputStream out = null ; BufferedInputStream in = null ; try { final URL url = new URL ( urlString ) ; urlConnection = ( HttpURLConnection ) url . openConnection ( ) ; urlConnection . setReadTimeout ( 0 ) ; int len = urlConnection . getContentLength ( ) ; int total = 0 ; in = new BufferedInputStream ( urlConnection . getInputStream ( ) , IO_BUFFER_SIZE ) ; out = new BufferedOutputStream ( outputStream , IO_BUFFER_SIZE ) ; int b ; while ( ( b = in . read ( ) ) != - 1 ) { total ++ ; out . write ( b ) ; if ( progressUpdateHandler != null ) { progressUpdateHandler . onProgressUpdate ( total , len ) ; } } return true ; } catch ( final IOException e ) { CLog . e ( LOG_TAG , "Error in downloadBitmap - " + e ) ; } finally { if ( urlConnection != null ) { urlConnection . disconnect ( ) ; } try { if ( out != null ) { out . close ( ) ; } if ( in != null ) { in . close ( ) ; } } catch ( final IOException e ) { } } return false ; }
target:  Download a bitmap from a URL and write the content to an output stream.