file helper

This commit is contained in:
gabi
2014-10-26 01:29:50 +02:00
parent 8fb32dcb65
commit b94ca27ce4
10 changed files with 167 additions and 104 deletions

View File

@@ -1,13 +1,11 @@
#pragma once
#include <fstream>
#include <sstream>
#include <iomanip>
#include "./base_sink.h"
#include <mutex>
#include "./base_sink.h"
#include "../details/null_mutex.h"
#include "../details/flush_helper.h"
#include "../details/blocking_queue.h"
#include "../details/file_helper.h"
@@ -24,19 +22,18 @@ class simple_file_sink : public base_sink<Mutex>
{
public:
explicit simple_file_sink(const std::string &filename,
const std::size_t flush_every=0):
_ofstream(filename, std::ofstream::binary|std::ofstream::app),
_flush_helper(flush_every)
const std::size_t flush_inverval=0):
_file_helper(flush_inverval)
{
_file_helper.open(filename);
}
protected:
void _sink_it(const details::log_msg& msg) override
{
_flush_helper.write(msg, _ofstream);
_file_helper.write(msg);
}
private:
std::ofstream _ofstream;
details::file_flush_helper _flush_helper;
details::file_helper _file_helper;
};
typedef simple_file_sink<std::mutex> simple_file_sink_mt;
@@ -51,15 +48,15 @@ class rotating_file_sink : public base_sink<Mutex>
public:
rotating_file_sink(const std::string &base_filename, const std::string &extension,
const std::size_t max_size, const std::size_t max_files,
const std::size_t flush_every=0):
const std::size_t flush_inverval=0):
_base_filename(base_filename),
_extension(extension),
_max_size(max_size),
_max_files(max_files),
_current_size(0),
_ofstream(_calc_filename(_base_filename, 0, _extension), std::ofstream::binary),
_flush_helper(flush_every)
_file_helper(flush_inverval)
{
_file_helper.open(_calc_filename(_base_filename, 0, _extension));
}
protected:
@@ -71,7 +68,7 @@ protected:
_rotate();
_current_size = msg.formatted.size();
}
_flush_helper.write(msg, _ofstream);
_file_helper.write(msg);
}
@@ -95,25 +92,24 @@ private:
void _rotate()
{
_ofstream.close();
_file_helper.close();
//Remove oldest file
for (auto i = _max_files; i > 0; --i)
{
auto src = _calc_filename(_base_filename, i - 1, _extension);
auto target = _calc_filename(_base_filename, i, _extension);
std::string src = _calc_filename(_base_filename, i - 1, _extension);
std::string target = _calc_filename(_base_filename, i, _extension);
if (i == _max_files)
std::remove(target.c_str());
std::rename(src.c_str(), target.c_str());
}
_ofstream.open(_calc_filename(_base_filename, 0, _extension), std::ofstream::binary);
_file_helper.open(_calc_filename(_base_filename, 0, _extension));
}
std::string _base_filename;
std::string _extension;
std::size_t _max_size;
std::size_t _max_files;
std::size_t _current_size;
std::ofstream _ofstream;
details::file_flush_helper _flush_helper;
details::file_helper _file_helper;
};
typedef rotating_file_sink<std::mutex> rotating_file_sink_mt;
@@ -128,13 +124,13 @@ class daily_file_sink:public base_sink<Mutex>
public:
explicit daily_file_sink(const std::string& base_filename,
const std::string& extension,
const std::size_t flush_every=0):
const std::size_t flush_inverval=0):
_base_filename(base_filename),
_extension(extension),
_midnight_tp (_calc_midnight_tp() ),
_ofstream(_calc_filename(_base_filename, _extension), std::ofstream::binary|std::ofstream::app),
_flush_helper(flush_every)
_file_helper(flush_inverval)
{
_file_helper.open(_calc_filename(_base_filename, _extension));
}
protected:
@@ -142,11 +138,11 @@ protected:
{
if (std::chrono::system_clock::now() >= _midnight_tp)
{
_ofstream.close();
_ofstream.open(_calc_filename(_base_filename, _extension));
_file_helper.close();
_file_helper.open(_calc_filename(_base_filename, _extension));
_midnight_tp = _calc_midnight_tp();
}
_flush_helper.write(msg, _ofstream);
_file_helper.write(msg);
}
private:
@@ -176,8 +172,7 @@ private:
std::string _base_filename;
std::string _extension;
std::chrono::system_clock::time_point _midnight_tp;
std::ofstream _ofstream;
details::file_flush_helper _flush_helper;
details::file_helper _file_helper;
};