freemarker/freemarker — pull request #8 by andy-tran (2013-07-31 21:35:03+00:00)
Title: Apply _ConcurrentMapFactory patterns to freemarker.ext.beans.OverloadedM...

Add _ConcurrentMapFactory concurrency optimizations from 2.3.20 to one more area as discussed here https://sourceforge.net/p/freemarker/patches/38/ .