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returned fast_oss with optimizations

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This commit is contained in:
gabime
2014-03-07 00:52:50 +02:00
parent 63812d7a03
commit c9dd1169f2
16 changed files with 117 additions and 85 deletions
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6
include/c11log/common_types.h
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@@ -2,11 +2,13 @@
#include <chrono>
namespace c11log {
namespace c11log
{
typedef std::chrono::system_clock log_clock;
namespace level {
namespace level
{
typedef enum {
DEBUG,
INFO,

9
include/c11log/details/blocking_queue.h
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@@ -10,11 +10,14 @@
#include <mutex>
#include <condition_variable>
namespace c11log {
namespace details {
namespace c11log
{
namespace details
{
template<typename T>
class blocking_queue {
class blocking_queue
{
public:
using queue_t = std::queue<T>;
using size_type = typename queue_t::size_type;

9
include/c11log/details/factory.h
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@@ -5,10 +5,13 @@
#include <memory>
#include <mutex>
namespace c11log {
namespace c11log
{
class logger;
namespace details {
class factory {
namespace details
{
class factory
{
public:
typedef std::shared_ptr<c11log::logger> logger_ptr;
typedef std::unordered_map<std::string, logger_ptr> logger_map;

37
include/c11log/details/fast_oss.h
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@@ -1,27 +1,29 @@
#pragma once
// Fast ostringstream like supprt which return its string by ref and nothing more
#include<streambuf>
#include<string>
namespace c11log {
namespace details {
class str_devicebuf:public std::streambuf {
namespace c11log
{
namespace details
{
class str_devicebuf:public std::streambuf
{
public:
str_devicebuf() = default;
~str_devicebuf() = default;
str_devicebuf(const str_devicebuf& other):std::streambuf(),_str(other._str) {}
str_devicebuf(str_devicebuf&& other) :std::streambuf(), _str(std::move(other._str)) {
other._str.clear();
}
str_devicebuf(const str_devicebuf& other) = delete;
str_devicebuf(str_devicebuf&& other) = delete;
str_devicebuf& operator=(const str_devicebuf&) = delete;
str_devicebuf& operator=(str_devicebuf&&) = delete;
const std::string& str_ref() const {
return _str;
std::ostringstream oss;
}
void clear() {
@@ -47,29 +49,22 @@ private:
std::string _str;
};
class fast_oss:public std::ostream {
class fast_oss:public std::ostream
{
public:
fast_oss():std::ostream(&_dev) {}
~fast_oss() = default;
fast_oss(const fast_oss& other) :std::basic_ios<char>(), std::ostream(&_dev), _dev(other._dev) {}
fast_oss(fast_oss&& other) :std::basic_ios<char>(), std::ostream(&_dev), _dev(std::move(other._dev)) {}
fast_oss(const fast_oss& other) = delete;
fast_oss(fast_oss&& other) = delete;
fast_oss& operator=(const fast_oss& other) = delete;
const std::string& str_ref() const {
return _dev.str_ref();
}
const std::string str() const {
return _dev.str_ref();
}
void clear() {
_dev.clear();
}
private:
str_devicebuf _dev;
};

9
include/c11log/details/flush_helper.h
View File

@@ -3,9 +3,12 @@
#include <iostream>
// Flush to file every X writes..
namespace c11log {
namespace details {
class file_flush_helper {
namespace c11log
{
namespace details
{
class file_flush_helper
{
public:
explicit file_flush_helper(const std::chrono::milliseconds &flush_every): _flush_every(flush_every), _last_flush() {};

17
include/c11log/details/line_logger.h
View File

@@ -2,13 +2,17 @@
#include "../common_types.h"
#include "../logger.h"
#include "fast_oss.h"
#include <iostream>
namespace c11log {
namespace c11log
{
class logger;
namespace details {
namespace details
{
class line_logger {
class line_logger
{
public:
line_logger(logger* callback_logger, level::level_enum msg_level, bool enabled):
_callback_logger(callback_logger),
@@ -25,7 +29,7 @@ public:
line_logger(line_logger&& other) :
_callback_logger(other._callback_logger),
_oss(std::move(other._oss)),
_oss(),
_level(other._level) {
};
@@ -36,7 +40,7 @@ public:
~line_logger() {
if (_enabled) {
_oss << '\n';
_callback_logger->_log_it(_oss.str(), _level);
_callback_logger->_log_it(_oss.str_ref(), _level);
}
}
@@ -50,7 +54,8 @@ public:
private:
logger* _callback_logger;
std::ostringstream _oss;
//std::ostringstream _oss;
details::fast_oss _oss;
level::level_enum _level;
bool _enabled;

9
include/c11log/details/os.h
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@@ -3,9 +3,12 @@
#include<cstdio>
#include<ctime>
namespace c11log {
namespace details {
namespace os {
namespace c11log
{
namespace details
{
namespace os
{
inline std::tm localtime(const std::time_t &time_tt)
{

15
include/c11log/formatter.h
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@@ -10,15 +10,18 @@
#include "common_types.h"
#include "details/os.h"
namespace c11log {
namespace formatters {
namespace c11log
{
namespace formatters
{
typedef std::function<std::string(const std::string& logger_name, const std::string&, level::level_enum, const c11log::log_clock::time_point&)> format_fn;
std::string to_hex(const unsigned char* buf, std::size_t size);
class formatter {
class formatter
{
public:
formatter() {}
virtual ~formatter() {}
@@ -26,7 +29,8 @@ public:
};
class default_formatter: public formatter {
class default_formatter: public formatter
{
public:
// Format: [2013-12-29 01:04:42.900] [logger_name:Info] Message body
void format_header(const std::string& logger_name, level::level_enum level, const log_clock::time_point& tp, std::ostream& dest) override {
@@ -55,8 +59,7 @@ inline void c11log::formatters::default_formatter::_format_time(const log_clock:
auto tm_now = details::os::localtime(log_clock::to_time_t(tp));
using namespace c11log::details::os;
if(last_tm != tm_now)
{
if(last_tm != tm_now) {
#ifdef _MSC_VER
::sprintf_s
#else

16
include/c11log/logger.h
View File

@@ -12,15 +12,18 @@
#include "sinks/base_sink.h"
#include "details/factory.h"
namespace c11log {
namespace c11log
{
namespace details {
namespace details
{
class line_logger;
}
class logger {
class logger
{
public:
typedef std::shared_ptr<sinks::base_sink> sink_ptr_t;
@@ -30,8 +33,7 @@ public:
_logger_name(name),
_formatter(new formatters::default_formatter()),
_sinks(),
_mutex()
{
_mutex() {
//Seems that vs2013 doesnt support atomic member initialization in ctor, so its done here
_atomic_level = level::INFO;
}
@@ -72,13 +74,9 @@ private:
logger& get_logger(const std::string& name);
}
//
// Logger inline impl
//

9
include/c11log/sinks/async_sink.h
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@@ -8,10 +8,13 @@
#include "../logger.h"
#include "../details/blocking_queue.h"
namespace c11log {
namespace sinks {
namespace c11log
{
namespace sinks
{
class async_sink : public base_sink {
class async_sink : public base_sink
{
public:
using size_type = c11log::details::blocking_queue<std::string>::size_type;

12
include/c11log/sinks/base_sink.h
View File

@@ -6,9 +6,12 @@
#include "../formatter.h"
#include "../common_types.h"
namespace c11log {
namespace sinks {
class base_sink {
namespace c11log
{
namespace sinks
{
class base_sink
{
public:
base_sink() = default;
base_sink(level::level_enum l):_level(l) {
@@ -33,7 +36,8 @@ protected:
std::atomic<int> _level {level::INFO};
};
class null_sink:public base_sink {
class null_sink:public base_sink
{
protected:
void _sink_it(const std::string& ) override {
}

29
include/c11log/sinks/file_sinks.h
View File

@@ -6,13 +6,16 @@
#include "base_sink.h"
#include "../details/flush_helper.h"
namespace c11log {
namespace sinks {
namespace c11log
{
namespace sinks
{
/*
* Trivial file sink with single file as target
*/
class simple_file_sink : public base_sink {
class simple_file_sink : public base_sink
{
public:
explicit simple_file_sink(const std::string &filename,
const std::string& extension,
@@ -36,7 +39,8 @@ private:
/*
* Thread safe, size limited file sink
*/
class rotating_file_sink : public base_sink {
class rotating_file_sink : public base_sink
{
public:
rotating_file_sink(const std::string &base_filename, const std::string &extension,
size_t max_size, size_t max_files,
@@ -104,7 +108,8 @@ private:
/*
* Thread safe file sink that closes the log file at midnight and opens new one
*/
class daily_file_sink:public base_sink {
class daily_file_sink:public base_sink
{
public:
explicit daily_file_sink(const std::string& base_filename,
const std::string& extension,
@@ -140,14 +145,14 @@ private:
return system_clock::time_point(midnight + hours(24));
}
//Create filename for the form basename.YYYY-MM-DD.extension
//Create filename for the form basename.YYYY-MM-DD.extension
static std::string _calc_filename(const std::string& basename, const std::string& extension) {
std::tm tm = c11log::details::os::localtime();
std::ostringstream oss;
oss << basename << '.';
oss << tm.tm_year + 1900 << '-' << std::setw(2) << std::setfill('0') << tm.tm_mon + 1 << '-' << tm.tm_mday;
oss << '.' << extension;
return oss.str();
std::tm tm = c11log::details::os::localtime();
std::ostringstream oss;
oss << basename << '.';
oss << tm.tm_year + 1900 << '-' << std::setw(2) << std::setfill('0') << tm.tm_mon + 1 << '-' << tm.tm_mday;
oss << '.' << extension;
return oss.str();
}
std::string _base_filename;

17
include/c11log/sinks/stdout_sinks.h
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@@ -6,23 +6,26 @@
#include "base_sink.h"
namespace c11log {
namespace sinks {
class ostream_sink: public base_sink {
namespace c11log
{
namespace sinks
{
class ostream_sink: public base_sink
{
public:
explicit ostream_sink(std::ostream& os):_ostream(os) {}
ostream_sink(const ostream_sink&) = delete;
ostream_sink& operator=(const ostream_sink&) = delete;
ostream_sink(const ostream_sink&) = delete;
ostream_sink& operator=(const ostream_sink&) = delete;
virtual ~ostream_sink() = default;
protected:
virtual void _sink_it(const std::string& msg) override {
std::lock_guard<std::mutex> lock(_mutex);
std::lock_guard<std::mutex> lock(_mutex);
_ostream << msg;
}
std::ostream& _ostream;
std::mutex _mutex;
std::mutex _mutex;
};