http://snippets.dzone.com/posts Thu, 24 Jul 2008 06:20:17 GMT DZone Snippets: NIO code http://snippets.dzone.com/posts/show/4946 <code> <br /> public static void fileCopy( File in, File out ) <br /> throws IOException <br /> { <br /> FileChannel inChannel = new FileInputStream( in ).getChannel(); <br /> FileChannel outChannel = new FileOutputStream( out ).getChannel(); <br /> try <br /> { <br />// inChannel.transferTo(0, inChannel.size(), outChannel); // original -- apparently has trouble copying large files on Windows <br /> <br /> // magic number for Windows, 64Mb - 32Kb) <br /> int maxCount = (64 * 1024 * 1024) - (32 * 1024); <br /> long size = inChannel.size(); <br /> long position = 0; <br /> while ( position < size ) <br /> { <br /> position += inChannel.transferTo( position, maxCount, outChannel ); <br /> } <br /> } <br /> finally <br /> { <br /> if ( inChannel != null ) <br /> { <br /> inChannel.close(); <br /> } <br /> if ( outChannel != null ) <br /> { <br /> outChannel.close(); <br /> } <br /> } <br /> } <br /></code> Fri, 04 Jan 2008 22:40:01 GMT http://snippets.dzone.com/posts/show/4946 frost137 (Douglas Wyatt)