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Java > Open Source Codes > com > tc > stats > DSOStats


1 /*
2  * All content copyright (c) 2003-2006 Terracotta, Inc., except as may otherwise be noted in a separate copyright notice. All rights reserved.
3  */
4 package com.tc.stats;
5
6 import com.tc.objectserver.api.GCStats;
7 import com.tc.stats.statistics.CountStatistic;
8 import com.tc.stats.statistics.DoubleStatistic;
9 import com.tc.stats.statistics.Statistic;
10
11 /**
12  * This defines the statistics that DSO can provide. Implementation classes make use of the com.tc.stats.statistics
13  * package, consisting of implementations of the javax.management.j2ee.statistics.
14  *
15  * @see com.tc.stats.statistics.TimeStatisticImpl
16  * @see javax.management.j2ee.statistics.TimeStatistic
17  */
18
19 public interface DSOStats { // extends Stats { XXX: (TE) Not extending the generic Stats interface for now
20
21   Statistic[] getStatistics(String JavaDoc[] names);
22
23   DoubleStatistic getCacheHitRatio();
24
25   CountStatistic getCacheMissRate();
26
27   CountStatistic getTransactionRate();
28
29   CountStatistic getObjectFaultRate();
30
31   CountStatistic getObjectFlushRate();
32
33   GCStats[] getGarbageCollectorStats();
34
35 }
36
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