CxxLog4j

C++ logging library like Log4j

Characteristics
Example
Configuration
Dependency
TODO
Support

Characteristics

Cross platform: support Linux32/64, OSX64, Win64 platforms;
High performance: with the advantages of C/C++ and Java concurrent Libraries tegother, bursting performance;
Easy development: High imitation from Log4j1.2, support multiple log format output, api easy to use;
New feature: support modify log configuration file when program is running!

Example

c++:

#include "Efc.hh"
#include "ELog.hh"

static sp<ELogger> logger = ELoggerManager::getLogger("XXX.YYY.ZZZ");

static void test_logger() {
  try {
    throw EException(__FILE__, __LINE__, "error");
  } catch (EException& e) {
    logger->error(e);
  }
  
  logger->trace("no log file line number information");
  logger->trace(__FILE__, __LINE__, "message");
}

int main(int argc, const char **argv) {
  // CxxJDK init.
  ESystem::init(argc, argv);
  // CxxLog4j init.
  ELoggerManager::init("log4e.properties");
  
  while (true) {
    test_logger();
    
    ELoggerManager::flushConfig(); //refresh configuration!
    EThread::sleep(500);
  }
  
  return 0;
}

more examples:
testlog.cpp

Configuration

Reference the log4j 1.2 official properties configuration manual.

Example: log4e.properties

New feature: CxxLog4j support the definition of internal variables, the method for obtaining the variable value is like $(variable), see:

log.path = ./

log4j.appender.file.File = ${log.path}/logs/all.log

Dependency

CxxLog4j is based on CxxJDK.

TODO

AsyncAppender

Support

Email: cxxjava@163.com

baiyfcu/CxxLog4j