@InterfaceAudience.Public @InterfaceStability.Evolving public class NullContext extends AbstractMetricsContext
AbstractMetricsContext.MetricMap, AbstractMetricsContext.TagMap
DEFAULT_PERIOD
Constructor and Description |
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NullContext()
Creates a new instance of NullContext
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Modifier and Type | Method and Description |
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protected void |
emitRecord(String contextName,
String recordName,
OutputRecord outRec)
Do-nothing version of emitRecord
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protected void |
remove(MetricsRecordImpl record)
Do-nothing version of remove
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void |
startMonitoring()
Do-nothing version of startMonitoring
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protected void |
update(MetricsRecordImpl record)
Do-nothing version of update
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close, createRecord, flush, getAllRecords, getAttribute, getAttributeTable, getContextFactory, getContextName, getPeriod, init, isMonitoring, newRecord, parseAndSetPeriod, registerUpdater, setPeriod, stopMonitoring, unregisterUpdater
@InterfaceAudience.Private public NullContext()
@InterfaceAudience.Private public void startMonitoring()
startMonitoring
in interface MetricsContext
startMonitoring
in class AbstractMetricsContext
@InterfaceAudience.Private protected void emitRecord(String contextName, String recordName, OutputRecord outRec)
emitRecord
in class AbstractMetricsContext
@InterfaceAudience.Private protected void update(MetricsRecordImpl record)
update
in class AbstractMetricsContext
@InterfaceAudience.Private protected void remove(MetricsRecordImpl record)
remove
in class AbstractMetricsContext
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