Package org.apache.flink.metrics

Interface Summary

Interface	Description
CharacterFilter	Interface for a character filter function.
Counter	A Counter is a Metric that measures a count.
Gauge<T>	A Gauge is a Metric that calculates a specific value at a point in time.
Histogram	Histogram interface to be used with Flink's metrics system.
LogicalScopeProvider	Extension for metric groups that support logical scopes.
Meter	Metric for measuring throughput.
Metric	Common super interface for all metrics.
MetricGroup	A MetricGroup is a named container for Metrics and further metric subgroups.
Reporter	Parent interface to all reporters, defining their common lifecycle.
View	An interface for metrics which should be updated in regular intervals by a background thread.

Class Summary

Class	Description
HistogramStatistics	Histogram statistics represent the current snapshot of elements recorded in the histogram.
MeterView	A MeterView provides an average rate of events per second over a given time period.
MetricConfig	A properties class with added utility method to extract primitives.
SimpleCounter	A simple low-overhead Counter that is not thread-safe.
ThreadSafeSimpleCounter	A simple low-overhead Counter that is thread-safe.

Enum Summary

Enum	Description
MetricType	Enum describing the different metric types.