LogLevel.hpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:4k
- /* 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 */
- #ifndef _LOG_LEVEL_HPP
- #define _LOG_LEVEL_HPP
- #include <ndb_global.h>
- #include <mgmapi_config_parameters.h>
- /**
- *
- */
- class LogLevel {
- friend class Config;
- public:
- /**
- * Constructor
- */
- LogLevel();
-
- /**
- * Howto add a new event category:
- * 1. Add the new event category to EventCategory below
- * 2. Update #define _LOGLEVEL_CATEGORIES (found below) with the number of
- * items in EventCategory
- * 3. Update LogLevelCategoryName in LogLevel.cpp
- * 4. Add the event in EventLogger
- */
- /**
- * Copy operator
- */
- LogLevel & operator= (const LogLevel &);
- enum EventCategory {
- llInvalid = -1,
- llStartUp = CFG_LOGLEVEL_STARTUP - CFG_MIN_LOGLEVEL,
- llShutdown = CFG_LOGLEVEL_SHUTDOWN - CFG_MIN_LOGLEVEL,
- llStatistic = CFG_LOGLEVEL_STATISTICS - CFG_MIN_LOGLEVEL,
- llCheckpoint = CFG_LOGLEVEL_CHECKPOINT - CFG_MIN_LOGLEVEL,
- llNodeRestart = CFG_LOGLEVEL_NODERESTART - CFG_MIN_LOGLEVEL,
- llConnection = CFG_LOGLEVEL_CONNECTION - CFG_MIN_LOGLEVEL,
- llInfo = CFG_LOGLEVEL_INFO - CFG_MIN_LOGLEVEL,
- llWarning = CFG_LOGLEVEL_WARNING - CFG_MIN_LOGLEVEL,
- llError = CFG_LOGLEVEL_ERROR - CFG_MIN_LOGLEVEL,
- llGrep = CFG_LOGLEVEL_GREP - CFG_MIN_LOGLEVEL,
- llDebug = CFG_LOGLEVEL_DEBUG - CFG_MIN_LOGLEVEL
- ,llBackup = CFG_LOGLEVEL_BACKUP - CFG_MIN_LOGLEVEL
- };
- /**
- * No of categories
- */
- #define _LOGLEVEL_CATEGORIES (CFG_MAX_LOGLEVEL - CFG_MIN_LOGLEVEL + 1)
- STATIC_CONST( LOGLEVEL_CATEGORIES = _LOGLEVEL_CATEGORIES );
-
- void clear();
-
- /**
- * Note level is valid as 0-15
- */
- int setLogLevel(EventCategory ec, Uint32 level = 7);
-
- /**
- * Get the loglevel (0-15) for a category
- */
- Uint32 getLogLevel(EventCategory ec) const;
-
- /**
- * Set this= max(this, ll) per category
- */
- LogLevel& set_max(const LogLevel& ll);
-
- bool operator==(const LogLevel& l) const {
- return memcmp(this, &l, sizeof(* this)) == 0;
- }
- LogLevel& operator=(const struct EventSubscribeReq & req);
-
- private:
- /**
- * The actual data
- */
- Uint8 logLevelData[LOGLEVEL_CATEGORIES];
- };
- inline
- LogLevel::LogLevel(){
- clear();
- }
- inline
- LogLevel &
- LogLevel::operator= (const LogLevel & org){
- memcpy(logLevelData, org.logLevelData, sizeof(logLevelData));
- return * this;
- }
- inline
- void
- LogLevel::clear(){
- for(Uint32 i = 0; i<LOGLEVEL_CATEGORIES; i++){
- logLevelData[i] = 0;
- }
- }
- inline
- int
- LogLevel::setLogLevel(EventCategory ec, Uint32 level){
- if (ec >= 0 && (Uint32) ec < LOGLEVEL_CATEGORIES)
- {
- logLevelData[ec] = (Uint8)level;
- return 0;
- }
- return 1;
- }
- inline
- Uint32
- LogLevel::getLogLevel(EventCategory ec) const{
- assert(ec >= 0 && (Uint32) ec < LOGLEVEL_CATEGORIES);
- return (Uint32)logLevelData[ec];
- }
- inline
- LogLevel &
- LogLevel::set_max(const LogLevel & org){
- for(Uint32 i = 0; i<LOGLEVEL_CATEGORIES; i++){
- if(logLevelData[i] < org.logLevelData[i])
- logLevelData[i] = org.logLevelData[i];
- }
- return * this;
- }
- #include <signaldata/EventSubscribeReq.hpp>
- inline
- LogLevel&
- LogLevel::operator=(const EventSubscribeReq& req)
- {
- clear();
- for(size_t i = 0; i<req.noOfEntries; i++){
- logLevelData[(req.theData[i] >> 16)] = req.theData[i] & 0xFFFF;
- }
- return * this;
- }
- #endif