How can I guarantee a thread is safely unlocking a lock upon termination, while all methods already handle it?

A server project, might run for very long time and create many threads. In the following code I ask myself do i have to protect the lock somehow in addition to an overall try catch in method setData(…

Java happens-before relationship?

Consider the following code. public class Test { private boolean running = false; public void run() { running = true; } public void test() { boolean running1 = …

How to ensure thread safety of utility static method?

Is there any general way or rules exits by which we can ensure the thread safety of static methods specifically used in various Utility classes of any applications. Here I want to specifically point …

Thread Safe Singletons in Java

The wikipedia article on Singletons mentions a few thread safe ways to implement the structure in Java. For my questions, let’s consider Singletons that have lengthy initialization procedures and are …