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Interface Summary | |
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Metered | An object which maintains mean and exponentially-weighted rate. |
Metric | A tag interface to indicate that a class is a metric. |
MetricPredicate | A MetricPredicate is used to determine whether a metric should be included when sorting
and filtering metrics. |
MetricProcessor<T> | A processor of metric instances. |
MetricsRegistryListener | Listeners for events from the registry. |
Sampling | An object which samples values. |
Stoppable | Interface for Metric instances that can be stopped. |
Summarizable | An object which can produce statistical summaries. |
Class Summary | |
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Clock | An abstraction for how time passes. |
Clock.CpuTimeClock | A clock implementation which returns the current thread's CPU time. |
Clock.UserTimeClock | A clock implementation which returns the current time in epoch nanoseconds. |
Counter | An incrementing and decrementing counter metric. |
Gauge<T> | A gauge metric is an instantaneous reading of a particular value. |
HealthCheck | A health check for a component of your application. |
HealthCheck.Result | The result of a HealthCheck being run. |
HealthCheckRegistry | A registry for health checks. |
Histogram | A metric which calculates the distribution of a value. |
Meter | A meter metric which measures mean throughput and one-, five-, and fifteen-minute exponentially-weighted moving average throughputs. |
MetricName | A value class encapsulating a metric's owning class and name. |
MetricsRegistry | A registry of metric instances. |
Timer | A timer metric which aggregates timing durations and provides duration statistics, plus
throughput statistics via Meter . |
TimerContext | A timing context. |
VirtualMachineMetrics | A collection of Java Virtual Machine metrics. |
VirtualMachineMetrics.BufferPoolStats | The management interface for a buffer pool, for example a pool of direct or mapped
buffers. |
VirtualMachineMetrics.GarbageCollectorStats | Per-GC statistics. |
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