Package org.apache.storm.metrics.sigar
Class CPUMetric
- java.lang.Object
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- org.apache.storm.metrics.sigar.CPUMetric
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Constructor Summary
Constructors Constructor Description CPUMetric()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Object
getValueAndReset()
Get value and reset.-
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.storm.metric.api.IMetric
getDimensions
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Method Detail
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getValueAndReset
public Object getValueAndReset()
Description copied from interface:IMetric
Get value and reset.- Specified by:
getValueAndReset
in interfaceIMetric
- Returns:
- an object that will be sent to
IMetricsConsumer.handleDataPoints(org.apache.storm.metric.api.IMetricsConsumer.TaskInfo, java.util.Collection)
. Ifnull
is returned nothing will be sent. If this value can be reset, like with a counter, a side effect of calling this should be that the value is reset.
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