class MemoryPool<T> {
private Queue<T> pool;
public MemoryPool() {
pool = new LinkedList<>();
}
public synchronized T allocate() {
if (pool.isEmpty()) {
return createObject();
}
return pool.poll();
}
public synchronized void deallocate(T object) {
pool.offer(object);
}
private T createObject() {
return new T();
}
}
class LowGCMemoryQueue<T> {
private MemoryPool<T> memoryPool;
private Queue<T> queue;
public LowGCMemoryQueue() {
memoryPool = new MemoryPool<>();
queue = new LinkedList<>();
}
public synchronized void enqueue(T object) {
queue.offer(object);
}
public synchronized T dequeue() {
T object = queue.poll();
memoryPool.deallocate(object);
return object;
}
}
public class Main {
public static void main(String[] args) {
LowGCMemoryQueue<String> queue = new LowGCMemoryQueue<>();
queue.enqueue("Object 1");
queue.enqueue("Object 2");
String object1 = queue.dequeue();
System.out.println(object1);
String object2 = queue.dequeue();
System.out.println(object2);
}
}
