Mercurial > hg > blitz_condensed
view src/org/dancres/blitz/txn/TransientPersonality.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 | 3dc0c5604566 |
children |
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package org.dancres.blitz.txn; import java.io.File; import java.util.logging.Level; import org.prevayler.implementation.NullPrevayler; import org.prevayler.implementation.SnapshotPrevayler; import org.prevayler.PrevalentSystem; import org.dancres.blitz.disk.Disk; class TransientPersonality implements StoragePersonality { private String theLogDir; TransientPersonality(String aLogDir) { theLogDir = aLogDir; TxnManager.theLogger.log(Level.INFO, "TransientPersonality"); destroy(); Disk.setTransient(true); Disk.init(); } public CheckpointTrigger getCheckpointTrigger(Checkpointer aCheckpointer) { return new NeverTrigger(); } public SnapshotPrevayler getPrevayler(PrevalentSystem aSystem) throws Exception { return new NullPrevayler(aSystem); } public void destroy() { Disk.destroy(); Disk.clean(theLogDir); } }