package fx; import java.util.HashMap; import java.util.Map; public class Cache { private final Map storage = new HashMap<>(); public void put(K key, V value) { storage.put(key, value); } public V get(K key) { return storage.get(key); } public boolean containsKey(K key) { return storage.containsKey(key); } public void remove(K key) { storage.remove(key); } public void clear() { storage.clear(); } public int size() { return storage.size(); } }