CaseInsensitiveConcurrentMap

A concurrent hash map with a case-insensitive string key, that also allows NULL as a key.

Methods
boolean	containsKey(Object key)
boolean	containsKey(Object key)
V	get(Object key)
V	get(Object key)
V	put(String key, V value)
V	put(String key, V value)
V	remove(Object key)
V	remove(Object key)