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Part IV: Advanced Topics > Explicit Locks

Chapter 13. Explicit Locks

Before Java 5.0, the only mechanisms for coordinating access to shared data were synchronized and volatile. Java 5.0 adds another option: ReentrantLock. Contrary to what some have written, ReentrantLock is not a replacement for intrinsic locking, but rather an alternative with advanced features for when intrinsic locking proves too limited.


  

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