mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2025-01-07 23:02:15 +02:00
89 lines
2.0 KiB
Go
89 lines
2.0 KiB
Go
// Copyright 2019, OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package metric
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import (
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"github.com/open-telemetry/opentelemetry-go/api/core"
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"github.com/open-telemetry/opentelemetry-go/api/scope"
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"github.com/open-telemetry/opentelemetry-go/api/tag"
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"github.com/open-telemetry/opentelemetry-go/exporter/observer"
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)
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type (
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baseMetric struct {
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measure core.Measure
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mtype MetricType
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keys []core.Key
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eventID core.EventID
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status error // Indicates registry conflict
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}
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baseEntry struct {
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base *baseMetric
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metric Metric
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eventID core.EventID
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}
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)
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func initBaseMetric(name string, mtype MetricType, opts []Option, init Metric) Metric {
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var tagOpts []tag.Option
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bm := init.base()
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for _, opt := range opts {
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opt(bm, &tagOpts)
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}
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bm.measure = tag.NewMeasure(name, tagOpts...)
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bm.mtype = mtype
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bm.eventID = observer.Record(observer.Event{
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Type: observer.NEW_METRIC,
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Scope: bm.measure.DefinitionID().Scope(),
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})
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other, err := GetRegistry().RegisterMetric(init)
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if err != nil {
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bm.status = err
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}
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return other
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}
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func (bm *baseMetric) base() *baseMetric {
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return bm
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}
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func (bm *baseMetric) Measure() core.Measure {
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return bm.measure
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}
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func (bm *baseMetric) Type() MetricType {
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return bm.mtype
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}
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func (bm *baseMetric) Fields() []core.Key {
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return bm.keys
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}
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func (bm *baseMetric) Err() error {
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return bm.status
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}
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func (e *baseEntry) init(m Metric, values []core.KeyValue) {
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e.base = m.base()
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e.metric = m
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e.eventID = scope.New(core.ScopeID{}, values...).ScopeID().EventID
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}
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