package com.fasterxml.jackson.jaxrs.util;

import java.util.LinkedHashMap;
import java.util.Map;

Helper for simple bounded LRU maps used for reusing lookup values.
Since:2.2
/** * Helper for simple bounded LRU maps used for reusing lookup values. * * @since 2.2 */
@SuppressWarnings("serial") public class LRUMap<K,V> extends LinkedHashMap<K,V> { protected final int _maxEntries; public LRUMap(int initialEntries, int maxEntries) { super(initialEntries, 0.8f, true); _maxEntries = maxEntries; } @Override protected boolean removeEldestEntry(Map.Entry<K,V> eldest) { return size() > _maxEntries; } }