C++ log4cplus 类库的封装

C++ log4cplus 类库的封装

对 log4cplus 库的封装，修改自网路

LogUtils.h

/*

 * LogUtils.h

 *

 *  Created on: 2018年8月9日

 *      Author: oftenlin

 */

#ifndef UTILS_LOGUTILS_H_

#define UTILS_LOGUTILS_H_

// LogUtils.h: interface for the LogUtils class.

//

//////////////////////////////////////////////////////////////////////

#include "log4cplus/loglevel.h"

#include "log4cplus/ndc.h"

#include "log4cplus/logger.h"

#include "log4cplus/configurator.h"

#include "iomanip"

#include "log4cplus/fileappender.h"

#include "log4cplus/layout.h"

#include <log4cplus/loggingmacros.h>

using namespace log4cplus;

using namespace log4cplus::helpers;

#define PATH_SIZE 100

//日志封装

#define TRACE(p) LOG4CPLUS_TRACE(LogUtils::_logger, p)

#define DEBUG(p) LOG4CPLUS_DEBUG(LogUtils::_logger, p)

#define NOTICE(p) LOG4CPLUS_INFO(LogUtils::_logger, p)

#define WARNING(p) LOG4CPLUS_WARN(LogUtils::_logger, p)

#define FATAL(p) LOG4CPLUS_ERROR(LogUtils::_logger, p)

// 日志控制类，全局共用一个日志

class LogUtils

{

public:

    // 打开日志

    bool open_log();

    // 获得日志实例

    static LogUtils& instance();

    static Logger _logger;

private:

    LogUtils();

    virtual ~LogUtils();

    //log文件路径及名称

    char _log_path[PATH_SIZE];

    char _log_name[PATH_SIZE];

};

#endif /* UTILS_LOGUTILS_H_ */

LogUtils.cpp

/*

 * LogUtils.cpp

 *

 *  Created on: 2018年8月9日

 *      Author: oftenlin

 */

// Log.cpp: implementation of the Log class.

//

//////////////////////////////////////////////////////////////////////

#include "LogUtils.h"

#include <memory>

//////////////////////////////////////////////////////////////////////

// Construction/Destruction

//////////////////////////////////////////////////////////////////////

Logger LogUtils::_logger = log4cplus::Logger::getInstance("main_log");

LogUtils::LogUtils()

{

    snprintf(_log_path, sizeof(_log_path), "%s", "./log");

    snprintf(_log_name, sizeof(_log_name), "%s/%s.%s", _log_path, "app", "log");

}

LogUtils::~LogUtils()

{

}

LogUtils& LogUtils::instance()

{

    static LogUtils log;

    return log;

}

bool LogUtils::open_log()

{

    int Log_level = ;

    /* step 1: Instantiate an appender object */

    SharedAppenderPtr _append(new FileAppender(_log_name));

    _append->setName("file log test");

    /* step 2: Instantiate a layout object */

    std::string pattern = "[%p] [%d{%m/%d/%y %H:%M:%S}] [%t] - %m %n";

    std::auto_ptr<Layout> _layout(new PatternLayout(pattern));

//    std::auto_ptr<Layout> pTTCLayout(new TTCCLayout());

    /* step 3: Attach the layout object to the appender */

    _append->setLayout(_layout);

//    _append->setLayout(pTTCLayout);

    /* step 4: Instantiate a logger object */

    /* step 5: Attach the appender object to the logger  */

    LogUtils::_logger.addAppender(_append);

    /* step 6: Set a priority for the logger  */

    LogUtils::_logger.setLogLevel(Log_level);

    return true;

}