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java Programming Glossary: mutexes

Are Thread.stop and friends ever safe in Java?

http://stackoverflow.com/questions/1283328/are-thread-stop-and-friends-ever-safe-in-java

of any synchronization mechanism other that simple object mutexes. A stoppable thread must have a way to deliver the results of..

Does the JVM create a mutex for every object in order to implement the 'synchronized' keyword? If not, how?

http://stackoverflow.com/questions/1898374/does-the-jvm-create-a-mutex-for-every-object-in-order-to-implement-the-synchron

that the object supports such locking. Creating mutexes for every object seems like a heavy cost to be automatically.. cost to be automatically opted into. Besides memory usage mutexes are an OS limited resource on some platforms. You could spin.. limited resource on some platforms. You could spin lock if mutexes aren't available but the performance characteristics of that..