Mercurial > hg > blitz_condensed
view src/org/dancres/blitz/entry/CountersImpl.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.entry; /** Manages operation and instance counters */ class CountersImpl implements Counters { private OpSwitchListener theOpSwitchListener; private InstanceSwitchListener theInstanceSwitchListener; CountersImpl(String aType, int anInitialCount) { theOpSwitchListener = new OpSwitchListener(aType); theInstanceSwitchListener = new InstanceSwitchListener(aType, anInitialCount); } public int getInstanceCount() { return theInstanceSwitchListener.getTotal(); } public void didRead() { // Reads are only relevant to op counts not instance counts theOpSwitchListener.didRead(); } public void didTake() { theOpSwitchListener.didTake(); theInstanceSwitchListener.took(); } public void didWrite() { theOpSwitchListener.didWrite(); theInstanceSwitchListener.wrote(); } public void didPurge() { theInstanceSwitchListener.took(); } void destroy() { theOpSwitchListener.destroy(); theInstanceSwitchListener.destroy(); } }