When to use AtomicReference in Java?
Atomic reference should be used in a setting where you need to do simple atomic (i.e. thread-safe, non-trivial) operations on a reference, for which monitor-based synchronization is not appropriate. Suppose you want to set a specific field only if the state of the object has changed during processing: AtomicReference<Object> cache = new AtomicReference<Object>(); Object cachedValue … Read more