Mercurial > dive4elements > framework
view artifacts-common/src/main/java/de/intevation/artifacts/common/utils/LRUCache.java @ 306:9dbeb88006e9
Added simple in-memory LRU cache
artifacts/trunk@2414 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 28 Jul 2011 14:08:25 +0000 |
parents | |
children | c40729bfe06d |
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package de.intevation.artifacts.common.utils; import java.util.Map; import java.util.LinkedHashMap; public class LRUCache<K, V> extends LinkedHashMap<K, V> { public static final int DEFAULT_MAX_CAPACITY = 25; private int maxCapacity; public LRUCache() { this(DEFAULT_MAX_CAPACITY); } public LRUCache(int maxCapacity) { this.maxCapacity = maxCapacity; } @Override protected boolean removeEldestEntry(Map.Entry<K, V> eldest) { return size() > maxCapacity; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :