# Uses of Package
java.util.concurrent.atomic

- Packages that use java.util.concurrent.atomic
  Package | Description
  --- | ---
  java.util.concurrent.atomic | A small toolkit of classes that support lock-free thread-safe programming on single variables.

- Classes in java.util.concurrent.atomic used by java.util.concurrent.atomic
  Class | Description
  --- | ---
  AtomicIntegerFieldUpdater | A reflection-based utility that enables atomic updates to designated `volatile int` fields of designated classes.
  AtomicLongFieldUpdater | A reflection-based utility that enables atomic updates to designated `volatile long` fields of designated classes.
  AtomicReferenceFieldUpdater | A reflection-based utility that enables atomic updates to designated `volatile` reference fields of designated classes.