What are alternatives to ReadWriteLock and how do they compare?

Alternatives to ReadWriteLock in Java, such as StampedLock and Semaphore, offer varying levels of concurrency control, allowing for improved performance and flexibility in different threading scenarios.
alternatives to ReadWriteLock, Java concurrency, StampedLock, Semaphore, thread management
<?php // Example of using StampedLock in Java import java.util.concurrent.locks.StampedLock; public class StampedLockExample { private final StampedLock lock = new StampedLock(); private double x = 0.0, y = 0.0; // Method to update the coordinates public void updateCoordinates(double newX, double newY) { long stamp = lock.writeLock(); try { x = newX; y = newY; } finally { lock.unlockWrite(stamp); } } // Method to read the coordinates public double[] readCoordinates() { long stamp = lock.readLock(); try { return new double[] { x, y }; } finally { lock.unlockRead(stamp); } } } ?>

alternatives to ReadWriteLock Java concurrency StampedLock Semaphore thread management