| java.lang.Object
 com.versant.core.metric.Metric
com.versant.core.metric.DerivedMetric
com.versant.core.metric.DifferenceMetric
| DifferenceMetric | | public class DifferenceMetric extends DerivedMetric (Code) | | A performance metric that is the difference of two other metrics.
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| Constructor Summary | |
| public | DifferenceMetric(String name, String displayName, String category, String descr, Metric[] args)
| | public | DifferenceMetric(String name, String displayName, String category, String descr, Metric metricA, Metric metricB, int defaultCalc, int decimals)
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| Method Summary | |
| public double | get(MetricDataSource dataSet, int firstSampleNo, int lastSampleNo, int calc, double seconds)
Get the value of this metric for the given range of samples in the
data set. | | public int | getArgCount()
How many arguments does this metric accept? Return 0 for any number
of arguments. | | public int | getDefaultCalc()
What calculation method makes the most sense for this Metric. |
| get | | public double get(MetricDataSource dataSet, int firstSampleNo, int lastSampleNo, int calc, double seconds)(Code) | | Get the value of this metric for the given range of samples in the
data set.
Parameters:
dataSet - The raw data
Parameters:
firstSampleNo - The first sample
Parameters:
lastSampleNo - The last sample (inclusive)
Parameters:
calc - The duration of the sample range in seconds |
| getArgCount | | public int getArgCount()(Code) | | How many arguments does this metric accept? Return 0 for any number
of arguments.
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| getDefaultCalc | | public int getDefaultCalc()(Code) | | What calculation method makes the most sense for this Metric.
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| Methods inherited from com.versant.core.metric.DerivedMetric | abstract public int getArgCount()(Code)(Java Doc)
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