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https://github.com/open-telemetry/opentelemetry-go.git
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070b657c21
* Add parent context to SpanProcessor.OnStart The spec requires doing so. Right now SpanProcessor implementations aren't doing anything with this argument. * Update changelog * Fix typo in test name
62 lines
1.9 KiB
Go
62 lines
1.9 KiB
Go
// Copyright The 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 trace // import "go.opentelemetry.io/otel/sdk/trace"
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import (
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"context"
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"go.opentelemetry.io/otel/global"
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export "go.opentelemetry.io/otel/sdk/export/trace"
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)
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// SimpleSpanProcessor is a SpanProcessor that synchronously sends all
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// SpanData to a trace.Exporter when the span finishes.
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type SimpleSpanProcessor struct {
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e export.SpanExporter
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}
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var _ SpanProcessor = (*SimpleSpanProcessor)(nil)
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// NewSimpleSpanProcessor returns a new SimpleSpanProcessor that will
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// synchronously send SpanData to the exporter.
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func NewSimpleSpanProcessor(exporter export.SpanExporter) *SimpleSpanProcessor {
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ssp := &SimpleSpanProcessor{
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e: exporter,
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}
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return ssp
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}
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// OnStart method does nothing.
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func (ssp *SimpleSpanProcessor) OnStart(parent context.Context, sd *export.SpanData) {
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}
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// OnEnd method exports SpanData using associated export.
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func (ssp *SimpleSpanProcessor) OnEnd(sd *export.SpanData) {
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if ssp.e != nil && sd.SpanContext.IsSampled() {
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if err := ssp.e.ExportSpans(context.Background(), []*export.SpanData{sd}); err != nil {
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global.Handle(err)
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}
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}
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}
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// Shutdown method does nothing. There is no data to cleanup.
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func (ssp *SimpleSpanProcessor) Shutdown(_ context.Context) error {
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return nil
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}
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// ForceFlush does nothing as there is no data to flush.
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func (ssp *SimpleSpanProcessor) ForceFlush() {
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}
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