9.2/includes/opentelemetry/sdk/logs/logger.h

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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
 
#pragma once
 
#include <memory>
#include <string>
 
#include "logger_config.h"
#include "opentelemetry/logs/log_record.h"
#include "opentelemetry/logs/logger.h"
#include "opentelemetry/logs/noop.h"
#include "opentelemetry/nostd/string_view.h"
#include "opentelemetry/nostd/unique_ptr.h"
#include "opentelemetry/sdk/instrumentationscope/instrumentation_scope.h"
#include "opentelemetry/sdk/logs/logger_context.h"
#include "opentelemetry/version.h"
 
OPENTELEMETRY_BEGIN_NAMESPACE
namespace sdk
{
namespace logs
{
 
class Logger final : public opentelemetry::logs::Logger
{
public:
  explicit Logger(
      opentelemetry::nostd::string_view name,
      std::shared_ptr<LoggerContext> context,
      std::unique_ptr<instrumentationscope::InstrumentationScope> instrumentation_scope =
          instrumentationscope::InstrumentationScope::Create("")) noexcept;
 
  const opentelemetry::nostd::string_view GetName() noexcept override;
 
  nostd::unique_ptr<opentelemetry::logs::LogRecord> CreateLogRecord() noexcept override;
 
  using opentelemetry::logs::Logger::EmitLogRecord;
 
  void EmitLogRecord(
      nostd::unique_ptr<opentelemetry::logs::LogRecord> &&log_record) noexcept override;
 
  const opentelemetry::sdk::instrumentationscope::InstrumentationScope &GetInstrumentationScope()
      const noexcept;
 
  OPENTELEMETRY_DEPRECATED_MESSAGE("Please use GetInstrumentationScope instead")
  const opentelemetry::sdk::instrumentationscope::InstrumentationScope &GetInstrumentationLibrary()
      const noexcept
  {
    return GetInstrumentationScope();
  }
 
private:
  // The name of this logger
  std::string logger_name_;
 
  // order of declaration is important here - instrumentation scope should destroy after
  // logger-context.
  std::unique_ptr<instrumentationscope::InstrumentationScope> instrumentation_scope_;
  std::shared_ptr<LoggerContext> context_;
  LoggerConfig logger_config_;
  static opentelemetry::logs::NoopLogger kNoopLogger;
};
 
}  // namespace logs
}  // namespace sdk
OPENTELEMETRY_END_NAMESPACE