Package jdbm.recman

Examples of jdbm.recman.CacheRecordManager$CacheEntry

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        {
            LOG.debug( "Using the custom configured cache size of {} for {} partition", cacheSize, id );
        }

        // Now, create the entry cache for this partition
        recMan = new CacheRecordManager( base, new MRU( cacheSize ) );

        // Create the master table (the table containing all the entries)
        master = new JdbmMasterTable<Entry>( recMan, schemaManager );

        // -------------------------------------------------------------------
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            else
            {
                LOG.debug( "Using the custom configured cache size of {} for {} partition", cacheSize, id );
            }

            recMan = new CacheRecordManager( base, new MRU( cacheSize ) );

            // Create the master table (the table containing all the entries)
            master = new JdbmMasterTable( recMan, schemaManager );

            // get all index db files first
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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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