Package org.apache.dubbo.metrics.collector.sample

Interface MetricsSampler

All Known Subinterfaces:

MetricsCountSampler<S,K,M>

All Known Implementing Classes:

ErrorCodeSampler, MetricsNameCountSampler, SimpleMetricsCountSampler, ThreadPoolMetricsSampler, ThreadRejectMetricsCountSampler

public interface MetricsSampler

Method Summary

Modifier and Type	Method	Description
boolean	calSamplesChanged()	Check if samples have been changed.
List<MetricSample>	sample()

Method Details

sample

List<MetricSample> sample()

calSamplesChanged

boolean calSamplesChanged()

Check if samples have been changed. Note that this method will reset the changed flag to false using CAS.

Returns:

true if samples have been changed