Merge pull request #3235 from izeye/ehcache
* ehcache: Polish Fix EhCache hit/miss ratio
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a33deee9f3
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@ -37,8 +37,10 @@ public class EhCacheStatisticsProvider implements CacheStatisticsProvider<EhCach
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statistics.setSize(ehCacheStatistics.getSize());
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Double hitRatio = ehCacheStatistics.cacheHitRatio();
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if (!hitRatio.isNaN()) {
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statistics.setHitRatio(hitRatio);
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statistics.setMissRatio(1 - hitRatio);
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// ratio is calculated 'racily' and can drift marginally above unity, so we cap it here
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double sanitizedHitRatio = hitRatio > 1 ? 1 : hitRatio;
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statistics.setHitRatio(sanitizedHitRatio);
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statistics.setMissRatio(1 - sanitizedHitRatio);
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}
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return statistics;
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}
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