What is a usecase for Java AtomicReference#getAndSet? In other words, is it correct assumption, that if the only method from AtomicReference that I use in my code is AtomicReference#getAndSet, then I …
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Tag: volatile
java – synchronization and volatile variable
I’ve read from this article that: …Synchronized blocks also guarantee that all variables accessed inside the synchronized block will be read in from main memory, and when the thread exits the …
Is it necessary to make `AtomicBoolean` also `volatile`?
My understanding: Declaring a variable volatile guarantees the visibility for other threads about writes to that variable. Essentially, every write to volatile variable happens-before subsequent reads….
Using volatile for skipping method execution
I’ve never used volatile very often. Is it possible to use it to skip method execution if another thread executing it? I think in the code below it’s still possible that multiple threads pass the …
Volatile variable explanation in Java docs
when a thread reads a volatile variable, it sees not just the latest change to the volatile, but also the side effects of the code that led up the change This is mentioned at http://docs.oracle.com/javase/tutorial/essential/concurrency/atomic.html Can someone please provide an example of this? This first gave me an impression that the thread that reads a volatile variable will synchronize with
why using volatile with synchronized block?
I saw some examples in java where they do synchronization on a block of code to change some variable while that variable was declared volatile originally .. I saw that in an example of singleton class …
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