LRUCache.java

package peergos.shared.util;

import java.util.*;

public class LRUCache<K, V> extends LinkedHashMap<K, V> {
    private final int cacheSize;

    public LRUCache(int cacheSize) {
        super(16, 0.75f, true);
        this.cacheSize = cacheSize;
    }

    protected boolean removeEldestEntry(Map.Entry<K, V> eldest) {
        return size() >= cacheSize;
    }
}