mirror of
https://github.com/open-telemetry/opentelemetry-go.git
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1414d363de
* Initial skeleton * Revert noop provider removal * Checkpoint * Checkpoint * Implement Bound instrument and LabelSet * Add test * Add a benchmark * Add a release test * Document LabelSetDelegator * Lint and comments * Add a second Meter test; fix typo; add a panic * Add a test for the builtin SDK * Address feedback
51 lines
1.7 KiB
Go
51 lines
1.7 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 global
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import (
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"go.opentelemetry.io/otel/api/global/internal"
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"go.opentelemetry.io/otel/api/metric"
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"go.opentelemetry.io/otel/api/trace"
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)
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// TraceProvider returns the registered global trace provider.
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// If none is registered then an instance of trace.NoopProvider is returned.
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//
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// Use the trace provider to create a named tracer. E.g.
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// tracer := global.TraceProvider().Tracer("example.com/foo")
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func TraceProvider() trace.Provider {
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return internal.TraceProvider()
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}
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// SetTraceProvider registers `tp` as the global trace provider.
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func SetTraceProvider(tp trace.Provider) {
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internal.SetTraceProvider(tp)
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}
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// MeterProvider returns the registered global meter provider. If
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// none is registered then a default meter provider is returned that
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// forwards the Meter interface to the first registered Meter.
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//
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// Use the meter provider to create a named meter. E.g.
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// meter := global.MeterProvider().Meter("example.com/foo")
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func MeterProvider() metric.Provider {
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return internal.MeterProvider()
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}
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// SetMeterProvider registers `mp` as the global meter provider.
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func SetMeterProvider(mp metric.Provider) {
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internal.SetMeterProvider(mp)
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}
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