What is thread safety in Java?

What is thread safety in Java?

Thread safety in Java refers to the property of an object to be safely used by multiple threads at the same time without leading to inconsistent data or unexpected behavior.

Why is thread safety important?

Thread safety is crucial because it prevents data corruption and ensures that shared resources are accessed in a controlled manner, which is essential in multi-threaded applications.

How can I achieve thread safety in my Java application?

You can achieve thread safety in Java by using synchronized methods, locks, or concurrent data structures from the java.util.concurrent package.

Can you give an example of a thread-safe class?

Sure! The java.util.concurrent.CopyOnWriteArrayList is a thread-safe variant of ArrayList that allows safe iteration while modifying the list.