78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
// Copyright The OpenTelemetry Authors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
#pragma once
|
|
|
|
#include "opentelemetry/common/attribute_value.h"
|
|
#include "opentelemetry/nostd/string_view.h"
|
|
#include "opentelemetry/trace/span.h"
|
|
#include "opentelemetry/trace/span_context.h"
|
|
#include "opentelemetry/version.h"
|
|
|
|
OPENTELEMETRY_BEGIN_NAMESPACE
|
|
namespace trace
|
|
{
|
|
|
|
/**
|
|
* DefaultSpan provides a non-operational Span that propagates
|
|
* the tracer context by wrapping it inside the Span object.
|
|
*/
|
|
|
|
class DefaultSpan : public Span
|
|
{
|
|
public:
|
|
// Returns an invalid span.
|
|
static DefaultSpan GetInvalid() { return DefaultSpan(SpanContext::GetInvalid()); }
|
|
|
|
trace::SpanContext GetContext() const noexcept override { return span_context_; }
|
|
|
|
bool IsRecording() const noexcept override { return false; }
|
|
|
|
void SetAttribute(nostd::string_view /* key */,
|
|
const common::AttributeValue & /* value */) noexcept override
|
|
{}
|
|
|
|
void AddEvent(nostd::string_view /* name */) noexcept override {}
|
|
|
|
void AddEvent(nostd::string_view /* name */,
|
|
common::SystemTimestamp /* timestamp */) noexcept override
|
|
{}
|
|
|
|
void AddEvent(nostd::string_view /* name */,
|
|
const common::KeyValueIterable & /* attributes */) noexcept override
|
|
{}
|
|
|
|
void AddEvent(nostd::string_view /* name */,
|
|
common::SystemTimestamp /* timestamp */,
|
|
const common::KeyValueIterable & /* attributes */) noexcept override
|
|
{}
|
|
|
|
#if OPENTELEMETRY_ABI_VERSION_NO >= 2
|
|
void AddLink(const SpanContext & /* target */,
|
|
const common::KeyValueIterable & /* attrs */) noexcept override
|
|
{}
|
|
|
|
void AddLinks(const SpanContextKeyValueIterable & /* links */) noexcept override {}
|
|
#endif
|
|
|
|
void SetStatus(StatusCode /* status */, nostd::string_view /* description */) noexcept override {}
|
|
|
|
void UpdateName(nostd::string_view /* name */) noexcept override {}
|
|
|
|
void End(const EndSpanOptions & /* options */) noexcept override {}
|
|
|
|
nostd::string_view ToString() const noexcept { return "DefaultSpan"; }
|
|
|
|
DefaultSpan(SpanContext span_context) noexcept : span_context_(std::move(span_context)) {}
|
|
|
|
// movable and copiable
|
|
DefaultSpan(DefaultSpan &&spn) noexcept : Span(), span_context_(spn.GetContext()) {}
|
|
DefaultSpan(const DefaultSpan &spn) noexcept : Span(), span_context_(spn.GetContext()) {}
|
|
|
|
private:
|
|
SpanContext span_context_;
|
|
};
|
|
|
|
} // namespace trace
|
|
OPENTELEMETRY_END_NAMESPACE
|