Package jetbrick.template.utils

Examples of jetbrick.template.utils.TimedSizeCache$CacheEntry

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     *
     * @since 1.2.0
     */
    public static void application_cache(JetTagContext ctx, String name, long timeout) throws IOException {
        ServletContext sc = (ServletContext) ctx.getContext().get(JetWebContext.SERVLET_CONTEXT);
        TimedSizeCache cache = (TimedSizeCache) sc.getAttribute(TimedSizeCache.CACHE_KEY);
        if (cache == null) {
            cache = new TimedSizeCache(128);
            sc.setAttribute(TimedSizeCache.CACHE_KEY, cache);
        }
        Object value = cache.get(name);
        if (value == null) {
            value = ctx.getBodyContent();
            cache.put(name, value, timeout * 1000);
        }
        ctx.getWriter().print(value);
    }
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     *
     * @since 1.2.0
     */
    public static void session_cache(JetTagContext ctx, String name, long timeout) throws IOException {
        HttpSession session = (HttpSession) ctx.getContext().get(JetWebContext.SESSION);
        TimedSizeCache cache = (TimedSizeCache) session.getAttribute(TimedSizeCache.CACHE_KEY);
        if (cache == null) {
            cache = new TimedSizeCache(128);
            session.setAttribute(TimedSizeCache.CACHE_KEY, cache);
        }
        Object value = cache.get(name);
        if (value == null) {
            value = ctx.getBodyContent();
            cache.put(name, value, timeout * 1000);
        }
        ctx.getWriter().print(value);
    }
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*/
public class LeastRecentlyUsedEvictionAlgorithm implements EvictionAlgorithm {

    @SuppressWarnings("unchecked")
    public void evict(CacheImpl cache) {
        CacheEntry lruCacheEntry = null;
        for (Object o : cache.getAll()) {
            CacheEntry cacheEntry = (CacheEntry) o;
            if (lruCacheEntry == null) {
                lruCacheEntry = cacheEntry;
            } else if (lruCacheEntry.getLastAccessed() > cacheEntry.getLastAccessed()) {
                lruCacheEntry = cacheEntry;
            }
        }
        if (lruCacheEntry != null) {
            cache.evict(lruCacheEntry.getKey());
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*/
public class MostRecentlyUsedEvictionAlgorithm implements EvictionAlgorithm {

    @SuppressWarnings("unchecked")
    public void evict(CacheImpl cache) {
        CacheEntry mruCacheEntry = null;
        for (Object o : cache.getAll()) {
            CacheEntry cacheEntry = (CacheEntry) o;
            if (mruCacheEntry == null) {
                mruCacheEntry = cacheEntry;
            } else if (mruCacheEntry.getLastAccessed() < cacheEntry.getLastAccessed()) {
                mruCacheEntry = cacheEntry;
            }
        }
        if (mruCacheEntry != null) {
            cache.evict(mruCacheEntry.getKey());
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public class RandomEvictionAlgorithm implements EvictionAlgorithm {
    private static Random random = new Random();

    @SuppressWarnings("unchecked")
    public void evict(CacheImpl cache) {
        CacheEntry lruCacheEntry = null;
        Collection all = cache.getAll();
        int evictionIndex = random.nextInt(all.size());
        int index = 0;

        for (Object anAll : all) {
            CacheEntry cacheEntry = (CacheEntry) anAll;
            if (index == evictionIndex) {
                lruCacheEntry = cacheEntry;
                break;
            }
            index++;
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