package ex5;
import java.util.concurrent.atomic.LongAdder;
public final class Profiler {
private static final LongAdder safeAllocations = new LongAdder();
private static final LongAdder unsafeAllocation = new LongAdder();
static {
Runtime.getRuntime().addShutdownHook(new Thread(() -> {
System.out.printf("Safe allocation: %d%n", safeAllocations.longValue());
System.out.printf("Unsafe allocation: %d%n", unsafeAllocation.longValue());
}));
}
private Profiler() {
public static void addSafeAllocation(){
safeAllocations.increment();
public static void addUnsafeAllocation(){
unsafeAllocation.increment();