# Package org.apache.ignite.spi.metric

Contains common classes and interfaces for metric SPI implementations.

See: Description

Interface Summary
BooleanMetric: Interface for the metrics that holds boolean primitive.
DoubleMetric: Interface for the metrics that holds double primitive.
HistogramMetric: Histogram metric calculates counts of measurements that gets into each bounds interval.
IntMetric: Interface for the metrics that holds int primitive.
LongMetric: Interface for the metrics that holds long primitive.
Metric: Base interface for all metrics.
MetricExporterSpi: Exporter of metric information to the external recipient.
ObjectMetric<T>: Interface for the metrics that holds typed value.
ReadOnlyMetricManager: Read only metric manager.
ReadOnlyMetricRegistry: Read only metric registry.

## Package org.apache.ignite.spi.metric Description

Contains common classes and interfaces for metric SPI implementations.

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Ignite Database and Caching Platform | : ver. 2.9.1
Release Date | : December 9 2020