The DoubleCheckedLocking check has been removed in Checkstyle 5.6 and must be manually removed from your Checkstyle configuration.
See also: http://sourceforge.net/tracker/index.php?func=detail&aid=3571442&group_id=29721&atid=397078
The DoubleCheckedLocking check has been removed in Checkstyle 5.6 and must be manually removed from your Checkstyle configuration.
See also: http://sourceforge.net/tracker/index.php?func=detail&aid=3571442&group_id=29721&atid=397078