Mon Apr 25 10:31:35 AEST 2022 collectionPerformance comparison for various implementation - http://java-performance.info[..]-sachs-hppc-koloboke-trove-january-2015/ Java Hashtable, HashMap, ConcurrentHashMap – Performance impact - https://blog.fastthread.io[..]ap-concurrenthashmap-performance-impact/ http://marxsoftware.blogspot.com/2015/12/discovering-trove.html Using Red-Black tree in Map - https://dzone.com[..]shmaps-keys-and-the-comparable-interface (google search) (amazon search) second |