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https://github.com/aaronpo97/the-biergarten-app.git
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55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
/**
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* @file services/logging/channel_logger.h
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* @brief Channel-backed producer for asynchronous pipeline logging.
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*
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* Intent: Decouple logging from synchronous I/O by forwarding entries to a
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* bounded channel. LogConsumer drains the channel on a dedicated thread.
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*/
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#ifndef BIERGARTEN_PIPELINE_INCLUDES_SERVICES_LOGGING_CHANNEL_LOGGER_H_
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#define BIERGARTEN_PIPELINE_INCLUDES_SERVICES_LOGGING_CHANNEL_LOGGER_H_
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#include <string_view>
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#include "concurrency/bounded_channel.h"
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#include "services/logging/log_entry.h"
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#include "services/logging/logger.h"
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/**
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* @class ChannelLogger
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* @brief ILogger implementation that sends entries to a BoundedChannel.
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*
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* Non-copyable, non-movable. Holds a non-owning reference to the channel.
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*/
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class ChannelLogger final : public ILogger {
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public:
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/**
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* @brief Construct a channel-backed logger.
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*
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* @param channel Reference to bounded channel for log entry transfer.
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* Channel must outlive this logger instance.
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*/
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explicit ChannelLogger(BoundedChannel<LogEntry>& channel);
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ChannelLogger(const ChannelLogger&) = delete;
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ChannelLogger& operator=(const ChannelLogger&) = delete;
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ChannelLogger(ChannelLogger&&) = delete;
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ChannelLogger& operator=(ChannelLogger&&) = delete;
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~ChannelLogger() override = default;
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/**
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* @brief Queue a log entry for asynchronous processing.
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*
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* Blocks if the channel is full (backpressure). Returns immediately
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* if the channel is closed.
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*/
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void Log(LogLevel level, PipelinePhase phase,
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std::string_view message) override;
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private:
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BoundedChannel<LogEntry>& channel_;
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};
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#endif // BIERGARTEN_PIPELINE_INCLUDES_SERVICES_LOGGING_CHANNEL_LOGGER_H_
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