Examples of com.volantis.cache.impl.InternalCacheEntry

com.volantis.cache.impl.InternalCacheEntry
Internal interface for cache entries.
Warning: This is a facade provided for use by user code, not for implementation by user code. User implementations of this interface are highly likely to be incompatible with future releases of the product at both binary and source levels.

    }


    public Object perform(MethodActionEvent event)
            throws Throwable {


        InternalCacheEntry entry = (InternalCacheEntry)
                event.getArgument(CacheEntry.class);
        TestCaseAbstract.assertEquals(key, entry.getKey());
        TestCaseAbstract.assertEquals(value, entry.getValue());
        return null;
    }

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        }


        // Keep looping around until the group no longer exceeds its limit.
        boolean purgeRequired;
        do {
            InternalCacheEntry entry = null;


            // Synchronize on the group to get an entry. The entry cannot be
            // removed at this point because in order to do that the code needs
            // to synchronize on the entry which must always be done before
            // synchronizing on the group's entry mutex.
            synchronized(entries) {


                // While inside this block the group entries cannot be modified
                // but nested groups may have removed entries and are blocking
                // waiting to update this group. This means that we may
                // purge entries that we do not strictly need to purge but that
                // is unavoidable. We may also not be able to find any entries
                // to purge in the nested groups, they may all be empty for
                // example. In that case we just loop around and try again.
                if (totalCount > maxCount) {
                    purgeRequired = true;


                    if (logger.isDebugEnabled()) {
                        logger.debug("Count " + totalCount + " max count " +
                                maxCount);
                    }


                } else {
                    purgeRequired = false;


                    if (logger.isDebugEnabled()) {
                        logger.debug("Purge no longer required");
                    }
                }
            }


            // If a purge was required and an entry to remove was found then
            // try and remove it.
            if (purgeRequired) {


                // Select the entry that is from the group with the highest
                // percentage usage and is the least recently used.
                entry = selectLeastRecentlyUsedEntry();


                if (entry != null) {
                    if (logger.isDebugEnabled()) {
                        logger.debug("Attempting to purge " + entry);
                    }


                    boolean removed = entry.removeFromCache(null);
                    if (logger.isDebugEnabled()) {
                        if (removed) {
                            logger.debug("Removed " + entry);
                        } else {
                            logger.debug("Failed to remove " + entry);

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        // Select the group to prune, that is the group with the highest
        // percentage usage. This strategy is chosen because it should spread
        // the entries fairly across the groups in the cache. This method can
        // return the group passed in or one of its child groups.
        InternalGroup group = selectGroupWithHighestUsage();
        InternalCacheEntry entry;


        // If this group is the one with the highest usage then return the
        // entry that is least recently used.
        if (group == this) {
            entry = getLeastRecentlyUsedEntry();

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        List entries = getEntries();


        // Iterate over the list of entries removing those entries that are
        // matched by the filter.
        for (Iterator i = entries.iterator(); i.hasNext();) {
            InternalCacheEntry entry = (InternalCacheEntry) i.next();
            entry.removeFromCache(filter);
        }
    }

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            reporter.reportIssue("Expected count " + totalCount +
                    " actual count " + actualCount);
        }


        for (int i = 0; i < list.size(); i++) {
            InternalCacheEntry entry = (InternalCacheEntry) list.get(i);
            entry.performIntegrityCheck(this, reporter);
        }


        reporter.endChecking("Group " + description);
    }

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        // Iterate over all the entries in this group itself.
        List list = new ArrayList();
        addEntries(list);


        for (int i = 0; i < list.size(); i++) {
            InternalCacheEntry entry = (InternalCacheEntry) list.get(i);
            entry.debugStructure(writer);
        }


        // Iterate over the nested groups validating them and getting a count
        // of all the entries in the group.
        List groups = getGroupList();

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Related Classes of com.volantis.cache.impl.InternalCacheEntry

com.volantis.cache.ExpectCacheEntry

com.volantis.cache.impl.group.GroupImpl

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