com.metamx.common.scala.collection.concurrent
(Since version 1.13.0) SynchronizedBuffer are deprecated since scala 2.11.0. Consider java.util.concurrent.ConcurrentLinkedQueue as an alternative.
(Since version 1.13.0) SynchronizedMap is deprecated since scala 2.11.0. Consider java.util.concurrent.ConcurrentHashMap as an alternative.
(Since version 1.13.0) Consider java.util.concurrent.* as an alternative.