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Diffstat (limited to 'vendor/go.opentelemetry.io/otel/sdk/metric/meter.go')
-rw-r--r--vendor/go.opentelemetry.io/otel/sdk/metric/meter.go63
1 files changed, 51 insertions, 12 deletions
diff --git a/vendor/go.opentelemetry.io/otel/sdk/metric/meter.go b/vendor/go.opentelemetry.io/otel/sdk/metric/meter.go
index beb7876ec..2309e5b2b 100644
--- a/vendor/go.opentelemetry.io/otel/sdk/metric/meter.go
+++ b/vendor/go.opentelemetry.io/otel/sdk/metric/meter.go
@@ -1,16 +1,5 @@
// Copyright The OpenTelemetry Authors
-//
-// 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
-//
-// http://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.
+// SPDX-License-Identifier: Apache-2.0
package metric // import "go.opentelemetry.io/otel/sdk/metric"
@@ -119,6 +108,21 @@ func (m *meter) Int64Histogram(name string, options ...metric.Int64HistogramOpti
return i, validateInstrumentName(name)
}
+// Int64Gauge returns a new instrument identified by name and configured
+// with options. The instrument is used to synchronously record the
+// distribution of int64 measurements during a computational operation.
+func (m *meter) Int64Gauge(name string, options ...metric.Int64GaugeOption) (metric.Int64Gauge, error) {
+ cfg := metric.NewInt64GaugeConfig(options...)
+ const kind = InstrumentKindGauge
+ p := int64InstProvider{m}
+ i, err := p.lookup(kind, name, cfg.Description(), cfg.Unit())
+ if err != nil {
+ return i, err
+ }
+
+ return i, validateInstrumentName(name)
+}
+
// int64ObservableInstrument returns a new observable identified by the Instrument.
// It registers callbacks for each reader's pipeline.
func (m *meter) int64ObservableInstrument(id Instrument, callbacks []metric.Int64Callback) (int64Observable, error) {
@@ -181,6 +185,11 @@ func (m *meter) Int64ObservableCounter(name string, options ...metric.Int64Obser
// configured with options. The instrument is used to asynchronously record
// int64 measurements once per a measurement collection cycle. Only the
// measurements recorded during the collection cycle are exported.
+//
+// If Int64ObservableUpDownCounter is invoked repeatedly with the same Name,
+// Description, and Unit, only the first set of callbacks provided are used.
+// Use meter.RegisterCallback and Registration.Unregister to manage callbacks
+// if instrumentation can be created multiple times with different callbacks.
func (m *meter) Int64ObservableUpDownCounter(name string, options ...metric.Int64ObservableUpDownCounterOption) (metric.Int64ObservableUpDownCounter, error) {
cfg := metric.NewInt64ObservableUpDownCounterConfig(options...)
id := Instrument{
@@ -197,6 +206,11 @@ func (m *meter) Int64ObservableUpDownCounter(name string, options ...metric.Int6
// configured with options. The instrument is used to asynchronously record
// instantaneous int64 measurements once per a measurement collection cycle.
// Only the measurements recorded during the collection cycle are exported.
+//
+// If Int64ObservableGauge is invoked repeatedly with the same Name,
+// Description, and Unit, only the first set of callbacks provided are used.
+// Use meter.RegisterCallback and Registration.Unregister to manage callbacks
+// if instrumentation can be created multiple times with different callbacks.
func (m *meter) Int64ObservableGauge(name string, options ...metric.Int64ObservableGaugeOption) (metric.Int64ObservableGauge, error) {
cfg := metric.NewInt64ObservableGaugeConfig(options...)
id := Instrument{
@@ -253,6 +267,21 @@ func (m *meter) Float64Histogram(name string, options ...metric.Float64Histogram
return i, validateInstrumentName(name)
}
+// Float64Gauge returns a new instrument identified by name and configured
+// with options. The instrument is used to synchronously record the
+// distribution of float64 measurements during a computational operation.
+func (m *meter) Float64Gauge(name string, options ...metric.Float64GaugeOption) (metric.Float64Gauge, error) {
+ cfg := metric.NewFloat64GaugeConfig(options...)
+ const kind = InstrumentKindGauge
+ p := float64InstProvider{m}
+ i, err := p.lookup(kind, name, cfg.Description(), cfg.Unit())
+ if err != nil {
+ return i, err
+ }
+
+ return i, validateInstrumentName(name)
+}
+
// float64ObservableInstrument returns a new observable identified by the Instrument.
// It registers callbacks for each reader's pipeline.
func (m *meter) float64ObservableInstrument(id Instrument, callbacks []metric.Float64Callback) (float64Observable, error) {
@@ -315,6 +344,11 @@ func (m *meter) Float64ObservableCounter(name string, options ...metric.Float64O
// and configured with options. The instrument is used to asynchronously record
// float64 measurements once per a measurement collection cycle. Only the
// measurements recorded during the collection cycle are exported.
+//
+// If Float64ObservableUpDownCounter is invoked repeatedly with the same Name,
+// Description, and Unit, only the first set of callbacks provided are used.
+// Use meter.RegisterCallback and Registration.Unregister to manage callbacks
+// if instrumentation can be created multiple times with different callbacks.
func (m *meter) Float64ObservableUpDownCounter(name string, options ...metric.Float64ObservableUpDownCounterOption) (metric.Float64ObservableUpDownCounter, error) {
cfg := metric.NewFloat64ObservableUpDownCounterConfig(options...)
id := Instrument{
@@ -331,6 +365,11 @@ func (m *meter) Float64ObservableUpDownCounter(name string, options ...metric.Fl
// configured with options. The instrument is used to asynchronously record
// instantaneous float64 measurements once per a measurement collection cycle.
// Only the measurements recorded during the collection cycle are exported.
+//
+// If Float64ObservableGauge is invoked repeatedly with the same Name,
+// Description, and Unit, only the first set of callbacks provided are used.
+// Use meter.RegisterCallback and Registration.Unregister to manage callbacks
+// if instrumentation can be created multiple times with different callbacks.
func (m *meter) Float64ObservableGauge(name string, options ...metric.Float64ObservableGaugeOption) (metric.Float64ObservableGauge, error) {
cfg := metric.NewFloat64ObservableGaugeConfig(options...)
id := Instrument{