mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-14 10:13:10 +02:00
961121698b
* Move scope.Active to trace.CurrentSpan * Remove scope / does not build * Global tracer * Checkpoint * Checkpoint * Add key/key.go for key.New * Comments * Remove more EventID and ScopeID * Use Handle to describe static objects * TODOs * Remove empty file * Remove singletons * Update TODOs * TODO about map update * Make stats package option aliases (like key has) * Rename experimental/streaming * streaming SDK builds w/ many TODOs * Get the examples building * Tidy up metric API / add interface check * Remove logic from the registry; this is now a placeholder
55 lines
1.3 KiB
Go
55 lines
1.3 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 core
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import (
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"fmt"
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)
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type TraceID struct {
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High uint64
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Low uint64
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}
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type SpanContext struct {
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TraceID TraceID
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SpanID uint64
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}
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var (
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// INVALID_SPAN_CONTEXT is meant for internal use to return invalid span context during error
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// conditions.
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INVALID_SPAN_CONTEXT = SpanContext{}
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)
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func (sc SpanContext) HasTraceID() bool {
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return sc.TraceID.High != 0 || sc.TraceID.Low != 0
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}
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func (sc SpanContext) HasSpanID() bool {
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return sc.SpanID != 0
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}
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func (sc SpanContext) SpanIDString() string {
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p := fmt.Sprintf("%.16x", sc.SpanID)
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return p[0:3] + ".." + p[13:16]
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}
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func (sc SpanContext) TraceIDString() string {
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p1 := fmt.Sprintf("%.16x", sc.TraceID.High)
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p2 := fmt.Sprintf("%.16x", sc.TraceID.Low)
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return p1[0:3] + ".." + p2[13:16]
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}
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