/** Merge the transactional caches into the shared cache */ public void beforeCommit(boolean readOnly) { if (isDebugEnabled) { logger.debug("Processing before-commit"); } TransactionData txnData = getTransactionData(); try { if (txnData.isClearOn) { // clear shared cache final long startNanos = cacheStatsEnabled ? System.nanoTime() : 0; sharedCache.clear(); final long endNanos = cacheStatsEnabled ? System.nanoTime() : 0; if (cacheStatsEnabled) { TransactionStats stats = txnData.stats; stats.record(startNanos, endNanos, OpType.CLEAR); } if (isDebugEnabled) { logger.debug("Clear notification recieved in commit - clearing shared cache"); } } else { // transfer any removed items for (Serializable key : txnData.removedItemsCache) { final long startNanos = System.nanoTime(); sharedCache.remove(key); final long endNanos = System.nanoTime(); TransactionStats stats = txnData.stats; stats.record(startNanos, endNanos, OpType.REMOVE); } if (isDebugEnabled) { logger.debug( "Removed " + txnData.removedItemsCache.size() + " values from shared cache in commit"); } } // transfer updates Set<Serializable> keys = (Set<Serializable>) txnData.updatedItemsCache.keySet(); for (Map.Entry<Serializable, CacheBucket<V>> entry : (Set<Map.Entry<Serializable, CacheBucket<V>>>) txnData.updatedItemsCache.entrySet()) { Serializable key = entry.getKey(); CacheBucket<V> bucket = entry.getValue(); bucket.doPreCommit( sharedCache, key, this.isMutable, this.allowEqualsChecks, txnData.isReadOnly); } if (isDebugEnabled) { logger.debug("Pre-commit called for " + keys.size() + " values."); } } catch (Throwable e) { throw new AlfrescoRuntimeException("Failed to transfer updates to shared cache", e); } finally { // Block any further updates txnData.isClosed = true; } }
/** * Ensures that the transactional caches are removed from the common cache manager. * * @param txnData the data with references to the the transactional caches */ private void removeCaches(TransactionData txnData) { txnData.isClosed = true; }