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/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include "LogHandler.hpp"
#include <NdbTick.h>
//
// PUBLIC
//
LogHandler::LogHandler() :
m_pDateTimeFormat("%d-%.2d-%.2d %.2d:%.2d:%.2d"),
m_errorCode(0)
{
m_max_repeat_frequency= 3; // repeat messages maximum every 3 seconds
m_count_repeated_messages= 0;
m_last_category[0]= 0;
m_last_message[0]= 0;
m_last_log_time= 0;
m_now= 0;
m_last_level= (Logger::LoggerLevel)-1;
}
LogHandler::~LogHandler()
{
}
void
LogHandler::append(const char* pCategory, Logger::LoggerLevel level,
const char* pMsg)
{
time_t now;
now= ::time((time_t*)NULL);
if (level != m_last_level ||
strcmp(pCategory, m_last_category) ||
strcmp(pMsg, m_last_message))
{
if (m_count_repeated_messages > 0) // print that message
append_impl(m_last_category, m_last_level, m_last_message);
m_last_level= level;
strncpy(m_last_category, pCategory, sizeof(m_last_category));
strncpy(m_last_message, pMsg, sizeof(m_last_message));
}
else // repeated message
{
if (now < (time_t) (m_last_log_time+m_max_repeat_frequency))
{
m_count_repeated_messages++;
m_now= now;
return;
}
}
m_now= now;
append_impl(pCategory, level, pMsg);
m_last_log_time= now;
}
void
LogHandler::append_impl(const char* pCategory, Logger::LoggerLevel level,
const char* pMsg)
{
writeHeader(pCategory, level);
if (m_count_repeated_messages <= 1)
writeMessage(pMsg);
else
{
BaseString str(pMsg);
str.appfmt(" - Repeated %d times", m_count_repeated_messages);
writeMessage(str.c_str());
}
m_count_repeated_messages= 0;
writeFooter();
}
const char*
LogHandler::getDefaultHeader(char* pStr, const char* pCategory,
Logger::LoggerLevel level) const
{
char time[MAX_DATE_TIME_HEADER_LENGTH];
BaseString::snprintf(pStr, MAX_HEADER_LENGTH, "%s [%s] %s -- ",
getTimeAsString((char*)time),
pCategory,
Logger::LoggerLevelNames[level]);
return pStr;
}
const char*
LogHandler::getDefaultFooter() const
{
return "\n";
}
const char*
LogHandler::getDateTimeFormat() const
{
return m_pDateTimeFormat;
}
void
LogHandler::setDateTimeFormat(const char* pFormat)
{
m_pDateTimeFormat = (char*)pFormat;
}
char*
LogHandler::getTimeAsString(char* pStr) const
{
struct tm* tm_now;
#ifdef NDB_WIN32
tm_now = localtime(&m_now);
#else
tm_now = ::localtime(&m_now); //uses the "current" timezone
#endif
BaseString::snprintf(pStr, MAX_DATE_TIME_HEADER_LENGTH,
m_pDateTimeFormat,
tm_now->tm_year + 1900,
tm_now->tm_mon + 1, //month is [0,11]. +1 -> [1,12]
tm_now->tm_mday,
tm_now->tm_hour,
tm_now->tm_min,
tm_now->tm_sec);
return pStr;
}
int
LogHandler::getErrorCode() const
{
return m_errorCode;
}
void
LogHandler::setErrorCode(int code)
{
m_errorCode = code;
}
bool
LogHandler::parseParams(const BaseString &_params) {
Vector<BaseString> v_args;
bool ret = true;
_params.split(v_args, ",");
for(size_t i=0; i < v_args.size(); i++) {
Vector<BaseString> v_param_value;
if(v_args[i].split(v_param_value, "=", 2) != 2)
ret = false;
else if (!setParam(v_param_value[0], v_param_value[1]))
ret = false;
}
if(!checkParams())
ret = false;
return ret;
}
bool
LogHandler::checkParams() {
return true;
}
//
// PRIVATE
//
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