Mercurial > hg > blitz_condensed
view src/org/dancres/blitz/entry/CacheListenerImpl.java @ 34:6f68e94c1fb8 default tip
Add CondensedStats monitoring utility, equivalent to vmstat
author | Dominic Cleal <dominic-cleal@cdo2.com> |
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date | Thu, 05 Aug 2010 11:07:25 +0100 |
parents | e92d83b192bb |
children |
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package org.dancres.blitz.entry; import org.dancres.blitz.cache.CacheListener; import org.dancres.blitz.cache.Identifiable; import org.dancres.blitz.entry.ci.CacheIndexer; /** * Sits between an ArcCache and the CacheIndexer. */ public class CacheListenerImpl implements CacheListener { private CacheIndexer _indexer; CacheListenerImpl(CacheIndexer anIndexer) { _indexer = anIndexer; } public void dirtied(Identifiable anIdentifiable) { } public void loaded(Identifiable anIdentifiable) { _indexer.loaded(anIdentifiable); } public void flushed(Identifiable anIdentifiable) { /* We say nothing - done in WriteScheduler and WriteBuffer CacheIndexer tracks newly written entry's not yet on disk. WriteScheduler and WriteBuffer are the objects which know when an entry has made it to disk hence we leave it to them to notify the CacheIndexer appropriately. */ } }