--2010-01-06 16:21:14--  http://download.sf.net/checkstyle/checkstyle-src-4.1.tar.gz
Resolving download.sf.net... 150.65.7.130, 128.101.240.209, 193.1.219.87, ...
Connecting to download.sf.net|150.65.7.130|:80... connected.
HTTP request sent, awaiting response... 404 Not Found
2010-01-06 16:22:14 ERROR 404: Not Found.