histogram.go

/*
	Copyright NetFoundry Inc.

	Licensed under the Apache License, Version 2.0 (the "License");
	you may not use this file except in compliance with the License.
	You may obtain a copy of the License at

	https://www.apache.org/licenses/LICENSE-2.0

	Unless required by applicable law or agreed to in writing, software
	distributed under the License is distributed on an "AS IS" BASIS,
	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	See the License for the specific language governing permissions and
	limitations under the License.
*/

package metrics

import (
	"github.com/openziti/foundation/v2/concurrenz"
	"github.com/rcrowley/go-metrics"
)

// Histogram represents a metric which is measuring the distribution of values for some measurement
type Histogram interface {
	Metric
	Clear()
	Update(int64)
}

type histogramImpl struct {
	metrics.Histogram
	name     string
	registry *registryImpl
	concurrenz.RefCount
}

func (self *histogramImpl) Name() string {
	return self.name
}

func (self *histogramImpl) Dispose() {
	self.registry.disposeRefCounted(self)
}

func (self *histogramImpl) stop() {
	// no resources to cleanup
}