Return a collector for the specified metricId.

Synopsis

Declared in <balm_metric.h>

static
Collector*
lookupCollector(
    MetricId const& metricId,
    MetricsManager* manager = 0);

Description

Optionally specify a metrics manager used to provide the collector. If manager is 0, use the default metrics manager, if initialized; if manager is 0 and the default metrics manager has not been initialized, return 0. The behavior is undefined unless metricId is a valid metric id supplied by the MetricsRegistry of the indicated metrics manager.

Return Value

collector for metricId, or 0 if none is available

Parameters

Name

Description

metricId

identity of the metric to look up

manager

metrics manager used to provide the collector (optional)

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