Package org.apache.dubbo.metrics

Interface Summary

Interface	Description
BucketCounter	Store the count in multiple buckets, every event will go into one specific bucket according to the happening timestamp.
Compass	A metric that provides an easy way to collect method invocation, response time, success count, and error code count.
Counter	An incrementing and decrementing counter metric.
Counting	An interface for metric types which have counts.
Gauge<T>	A gauge metric is an instantaneous reading of a particular value.
IMetricManager
Metric	A tag interface to indicate that a class is a metric.
MetricFilter	A filter used to determine whether or not a metric should be reported, among other things.
MetricSet	A set of named metrics.

Class Summary

Class	Description
MetricManager	The design concept is heavily borrowed from SLF4j (http://www.slf4j.org/), the logging framework.
MetricName	This class is based on Dropwizard metrics, see io/dropwizard/metrics/MetricName.java The following changes are made: * Add metric level * Cache the hash code
MetricRegistry	A registry of metric instances.
NOPMetricManager	The empty implementation for IMetricManager

Enum Summary

Enum	Description
MetricLevel	An enumeration class to represent the metric level