Fix an issue with FilterImpl.toString which could throw a NullPointerException when several Threads where doing a toString at the same time. The fix is making the children member of Operator volatile and assign it optimistic. (FELIX-721)

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@694713 13f79535-47bb-0310-9956-ffa450edef68
2 files changed