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IfcOpenShell/src/ifcparse/logger.h
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2026-08-08 07:42:45 +02:00

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/********************************************************************************
* *
* This file is part of IfcOpenShell. *
* *
* IfcOpenShell is free software: you can redistribute it and/or modify *
* it under the terms of the Lesser GNU General Public License as published by *
* the Free Software Foundation, either version 3.0 of the License, or *
* (at your option) any later version. *
* *
* IfcOpenShell is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* Lesser GNU General Public License for more details. *
* *
* You should have received a copy of the Lesser GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
********************************************************************************/
#ifndef IFCLOGGER_H
#define IFCLOGGER_H
#include "ifc_parse_api.h"
#include "express.h"
#include <boost/scope_exit.hpp>
#include <cstddef>
#include <cstdint>
#include <exception>
#include <map>
#include <mutex>
#include <optional>
#include <sstream>
#include <string>
#include <vector>
class IFC_PARSE_API log_message {
public:
char code[7];
int severity;
std::string timestamp, message, instance, product;
log_message(
int severity,
const std::string& code,
const std::string& timestamp,
const std::string& message,
const express::base& instance = express::base(),
const express::base& current_product = express::base());
};
class IFC_PARSE_API logger {
public:
typedef enum {
LOG_PERF,
LOG_DEBUG,
LOG_NOTICE,
LOG_WARNING,
LOG_ERROR
} severity;
typedef enum {
FMT_PLAIN,
FMT_JSON,
FMT_INMEMORY
} format;
private:
std::vector<log_message> log_messages_;
std::ostream* log1_ = nullptr;
std::ostream* log2_ = nullptr;
std::wostream* wlog1_ = nullptr;
std::wostream* wlog2_ = nullptr;
std::stringstream log_stream_;
express::base current_product_;
severity verbosity_ = LOG_NOTICE;
format format_ = FMT_PLAIN;
severity max_severity_ = LOG_NOTICE;
std::optional<long long> first_timepoint_;
std::map<std::string, double> performance_statistics_;
std::map<std::string, double> performance_signal_start_;
bool print_perf_stats_on_element_ = false;
std::mutex mutex_;
const express::base& current_product() const;
void current_product(const express::base& product);
void message(severity type, const std::string& code, const std::string& message, const express::base& instance);
public:
logger() = default;
logger(const logger&) = delete;
logger& operator=(const logger&) = delete;
static logger& root();
void set_product(std::optional<express::base> product);
void set_product(const express::base& product) { set_product(std::optional<express::base>(product)); }
void set_output(std::wostream* stream1, std::wostream* stream2);
void set_output(std::ostream* stream1, std::ostream* stream2);
void verbosity(severity severity);
severity verbosity() const;
severity max_severity() const;
void output_format(format format);
format output_format() const;
void message(severity type, const std::string& message, const express::base& instance = express::base());
void message(severity type, const std::exception& exception, const express::base& instance = express::base());
void message(severity type, const char (&code_prefix)[4], uint16_t code_number, const std::string& message, const express::base& instance = express::base());
void message(severity type, const char (&code_prefix)[4], uint16_t code_number, const std::exception& exception, const express::base& instance = express::base());
void notice(const std::string& message, const express::base& instance = express::base()) { this->message(LOG_NOTICE, message, instance); }
void warning(const std::string& message, const express::base& instance = express::base()) { this->message(LOG_WARNING, message, instance); }
void error(const std::string& message, const express::base& instance = express::base()) { this->message(LOG_ERROR, message, instance); }
void notice(const std::exception& exception, const express::base& instance = express::base()) { message(LOG_NOTICE, exception, instance); }
void warning(const std::exception& exception, const express::base& instance = express::base()) { message(LOG_WARNING, exception, instance); }
void error(const std::exception& exception, const express::base& instance = express::base()) { message(LOG_ERROR, exception, instance); }
void notice(const char (&code_prefix)[4], uint16_t code_number, const std::string& message, const express::base& instance = express::base()) { this->message(LOG_NOTICE, code_prefix, code_number, message, instance); }
void warning(const char (&code_prefix)[4], uint16_t code_number, const std::string& message, const express::base& instance = express::base()) { this->message(LOG_WARNING, code_prefix, code_number, message, instance); }
void error(const char (&code_prefix)[4], uint16_t code_number, const std::string& message, const express::base& instance = express::base()) { this->message(LOG_ERROR, code_prefix, code_number, message, instance); }
void notice(const char (&code_prefix)[4], uint16_t code_number, const std::exception& exception, const express::base& instance = express::base()) { message(LOG_NOTICE, code_prefix, code_number, exception, instance); }
void warning(const char (&code_prefix)[4], uint16_t code_number, const std::exception& exception, const express::base& instance = express::base()) { message(LOG_WARNING, code_prefix, code_number, exception, instance); }
void error(const char (&code_prefix)[4], uint16_t code_number, const std::exception& exception, const express::base& instance = express::base()) { message(LOG_ERROR, code_prefix, code_number, exception, instance); }
void status(const std::string& message, bool new_line = true);
void progress_bar(int progress);
std::string get_log();
std::size_t count(const std::string& code);
void clear();
void append(logger& other);
void print_performance_stats();
void print_performance_stats_on_element(bool enabled) { print_perf_stats_on_element_ = enabled; }
bool print_performance_stats_on_element() const { return print_perf_stats_on_element_; }
const std::vector<log_message>& log_messages() const { return log_messages_; }
};
// SWIG couldn't represent `logger::root()` default value using Python,
// so when translating signature it represents it just as `fn(*args)`, losing information about args.
// Using `logger* = nullptr` instead of `logger& = logger::root()` helps,
// since `nullptr` is convertable Python's `None`.
// `logger_or_root` is just covering the boilerplate for this pattern.
inline logger& logger_or_root(logger* logger) { return logger ? *logger : ::logger::root(); }
#define PERF(x) \
\
::logger::root().message(::logger::LOG_PERF, x); \
\
BOOST_SCOPE_EXIT(void) { \
::logger::root().message(::logger::LOG_PERF, "done " + std::string(x)); \
} \
BOOST_SCOPE_EXIT_END
#endif