All Classes and Interfaces

Annotation Types
Class
Description
The field or method to which this annotation is applied can only be accessed when holding a particular lock, which may be a built-in (synchronization) lock, or may be an explicit java.util.concurrent.Lock.
The class to which this annotation is applied is immutable.
The class to which this annotation is applied is not thread-safe.
The class to which this annotation is applied is thread-safe.