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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
#pragma once
#include <memory>
#include "opentelemetry/nostd/span.h"
#include "opentelemetry/sdk/common/exporter_utils.h"
#include "opentelemetry/sdk/trace/recordable.h"
OPENTELEMETRY_BEGIN_NAMESPACE
namespace sdk
{
namespace trace
{
/**
* SpanExporter defines the interface that protocol-specific span exporters must
* implement.
*/
class SpanExporter
{
public:
virtual ~SpanExporter() = default;
/**
* Create a span recordable. This object will be used to record span data and
* will subsequently be passed to SpanExporter::Export. Vendors can implement
* custom recordables or use the default SpanData recordable provided by the
* SDK.
* @return a newly initialized Recordable object
*
* Note: This method must be callable from multiple threads.
*/
virtual std::unique_ptr<Recordable> MakeRecordable() noexcept = 0;
/**
* Exports a batch of span recordables. This method must not be called
* concurrently for the same exporter instance.
* @param spans a span of unique pointers to span recordables
*/
virtual sdk::common::ExportResult Export(
const nostd::span<std::unique_ptr<opentelemetry::sdk::trace::Recordable>>
&spans) noexcept = 0;
/**
* Shut down the exporter.
* @param timeout an optional timeout.
* @return return the status of the operation.
*/
virtual bool Shutdown(
std::chrono::microseconds timeout = std::chrono::microseconds::max()) noexcept = 0;
};
} // namespace trace
} // namespace sdk
OPENTELEMETRY_END_NAMESPACE
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