LRUCache.java

	class LRUCache extends LinkedHashMap<String, String> {
		private int tamanho;

		public LRUCache(int tamanho) {
			super(3, 0.75f, true);
			this.tamanho = tamanho;
		}

		protected boolean removeEldestEntry(
				java.util.Map.Entry<String, String> eldest) {
			return this.size() > tamanho;
		}
	}