Summary:
Detail:
<T> Optional<T>
get(String group, String key)
getAndRemove(String group, String key)
<T> T
put(String group, String key, T value)
put(String group, String key, T value, long ttl, TimeUnit ttlUnit)
put(String group, String key, T value, long ttl, TimeUnit ttlUnit, long maxIdleTime, TimeUnit maxIdleUnit)
boolean
remove(String group)