Program Listing for File default_span.h
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include "opentelemetry/common/attribute_value.h"
#include "opentelemetry/trace/canonical_code.h"
#include "opentelemetry/trace/span.h"
#include "opentelemetry/trace/span_context.h"
OPENTELEMETRY_BEGIN_NAMESPACE
namespace trace
{
class DefaultSpan : public Span
{
public:
// Returns an invalid span.
static DefaultSpan GetInvalid() { return DefaultSpan(SpanContext::GetInvalid()); }
trace::SpanContext GetContext() const noexcept { return span_context_; }
bool IsRecording() const noexcept { return false; }
void SetAttribute(nostd::string_view /* key */,
const common::AttributeValue & /* value */) noexcept
{}
void AddEvent(nostd::string_view /* name */) noexcept {}
void AddEvent(nostd::string_view /* name */, common::SystemTimestamp /* timestamp */) noexcept {}
void AddEvent(nostd::string_view /* name */,
common::SystemTimestamp /* timestamp */,
const common::KeyValueIterable & /* attributes */) noexcept
{}
void AddEvent(nostd::string_view name, const common::KeyValueIterable &attributes) noexcept
{
this->AddEvent(name, std::chrono::system_clock::now(), attributes);
}
void SetStatus(StatusCode /* status */, nostd::string_view /* description */) noexcept {}
void UpdateName(nostd::string_view /* name */) noexcept {}
void End(const EndSpanOptions & /* options */ = {}) noexcept {}
nostd::string_view ToString() { return "DefaultSpan"; }
DefaultSpan(SpanContext span_context) : span_context_(span_context) {}
// movable and copiable
DefaultSpan(DefaultSpan &&spn) : span_context_(spn.GetContext()) {}
DefaultSpan(const DefaultSpan &spn) : span_context_(spn.GetContext()) {}
private:
SpanContext span_context_;
};
} // namespace trace
OPENTELEMETRY_END_NAMESPACE