//Mylog.h如下：
#pragma once//#include <iostream>#include <log4cpp/Category.hh>#include <log4cpp/Appender.hh>#include "log4cpp/FileAppender.hh"#include <log4cpp/OstreamAppender.hh>#include "log4cpp/NTEventLogAppender.hh"#include <log4cpp/StringQueueAppender.hh>#include <log4cpp/RollingFileAppender.hh>//#include "log4cpp/SyslogAppender.hh"#include <log4cpp/Layout.hh>#include <log4cpp/BasicLayout.hh>#include <log4cpp/SimpleLayout.hh>#include <log4cpp/PatternLayout.hh>#include <log4cpp/BasicConfigurator.hh>#include <log4cpp/PropertyConfigurator.hh>#include <log4cpp/Priority.hh>#include <log4cpp/NDC.hh>#include <string>#include "log4cppEnum.h "using namespace std;using namespace log4cpp;#pragma comment(lib,".\\Result\\log4cpp.lib") ////enum PriorityLevel//{ // EMERG, //EMERG = 0, // FATAL, //FATAL = 0,// ALERT, //ALERT = 100,// CRIT, //CRIT = 200,// ERROR, //ERROR = 300, // WARN, //WARN = 400,// NOTICE, //NOTICE = 500,// INFO, //INFO = 600,// DEBUG, //DEBUG = 700,// NOTSET, //NOTSET = 800,// PriorityLevel_Num //PriorityLevel_Num = 10//};////enum AppenderStyle//{// CONSOLE_APPENDER, //无// OSTREAM_APPENDER,// FILE_APPENDER,// ROLLING_FILE_APPENDER,// STRING_QUEUE_APPENDER,// NTEVENTLOG_APPENDER,// SYSLOG_APPENDER, //无 // LogStyle_Num//};////enum LayoutStyle//{// BASIC_LAYOUT,// SIMPLE_LAYOUT,// PATTERN_LAYOUT,// layoutStyle_Num//};class MyLog{private: PriorityLevel m_prioritylevel; AppenderStyle m_appenderstyle; LayoutStyle m_layoutstyle; log4cpp::Appender* m_pAppender; log4cpp::Layout* m_pLayout; log4cpp::Category* m_pCategory;public: MyLog(void); ~MyLog(void);public: //void NotSet(); void Debug(const char* msg); void Info(const char* msg); void Notice(const char* msg); void Warn(const char* msg); void Error(const char* msg); void Crit(const char* msg); void Alert(const char* msg); void Fatal(const char* msg); void Emerg(const char* msg); void SetPriority(PriorityLevel level); void SetAppender(AppenderStyle style, const char* filename = nullptr); void SetLayout(LayoutStyle style); void SetPatternFormat(const char* format = nullptr); void ShowAllStringQueueMessages(const char* filename = nullptr); void Message(PriorityLevel level, std::string format, ...); void SetNDC(const char* ndc); void ClearNDC(); void LoadConfigure(const char* filename = nullptr); MyLog& operator<<(PriorityLevel level); MyLog& operator<<(const char* msg); MyLog& operator<<(std::string& msg); MyLog& operator>>(AppenderStyle appender); MyLog& operator>>(const char* szFileName); std::string bin2str( const unsigned char* buf, int nstrlen );};
//MyLog.cpp如下：
#include "StdAfx.h"#include "MyLog.h"#include <queue>#include <fstream>#include <cstdio> // for vsprintf #include <cstdarg>//#include <vector>MyLog::MyLog(void){ log4cpp::NDC::clear(); m_prioritylevel = NOTSET; m_appenderstyle = OSTREAM_APPENDER; m_layoutstyle = BASIC_LAYOUT; m_pAppender = new log4cpp::OstreamAppender("OstreamAppender", &std::cout); m_pLayout = new log4cpp::BasicLayout(); m_pAppender->setLayout(m_pLayout); m_pCategory = &log4cpp::Category::getRoot(); m_pCategory->setAppender(m_pAppender); m_pCategory->setPriority(log4cpp::Priority::DEBUG);}MyLog::~MyLog(void){ log4cpp::NDC::clear(); log4cpp::Category::shutdown();}//void MyLog::NotSet()//{////}void MyLog::Debug(const char* msg) { m_pCategory->debug(msg);}void MyLog::Info(const char* msg) { m_pCategory->info(msg);}void MyLog::Notice(const char* msg){ m_pCategory->notice(msg);}void MyLog::Warn(const char* msg) { m_pCategory->warn(msg);}void MyLog::Error(const char* msg) { m_pCategory->error(msg);}void MyLog::Crit(const char* msg) { m_pCategory->crit(msg);}void MyLog::Alert(const char* msg) { m_pCategory->alert(msg);}void MyLog::Fatal(const char* msg) { m_pCategory->fatal(msg);}void MyLog::Emerg(const char* msg) { m_pCategory->emerg(msg);}void MyLog::SetPriority(PriorityLevel level){ m_prioritylevel = level; switch (m_prioritylevel) { case EMERG: m_pCategory->setPriority(log4cpp::Priority::EMERG); break; case FATAL: m_pCategory->setPriority(log4cpp::Priority::FATAL); break; case ALERT: m_pCategory->setPriority(log4cpp::Priority::ALERT); break; case CRIT: m_pCategory->setPriority(log4cpp::Priority::CRIT); break; case ERROR: m_pCategory->setPriority(log4cpp::Priority::ERROR); break; case WARN: m_pCategory->setPriority(log4cpp::Priority::WARN); break; case NOTICE: m_pCategory->setPriority(log4cpp::Priority::NOTICE); break; case INFO: m_pCategory->setPriority(log4cpp::Priority::INFO); break; case DEBUG: m_pCategory->setPriority(log4cpp::Priority::DEBUG); break; case NOTSET: //default //break; default: //m_pCategory->setPriority(log4cpp::Priority::NOTSET); //根节点不能设置为NOTSET m_pCategory->setPriority(log4cpp::Priority::DEBUG); break; }}void MyLog::SetAppender(AppenderStyle style, const char* filename){ m_pCategory->removeAppender(m_pAppender); m_appenderstyle = style; switch (m_appenderstyle) { case FILE_APPENDER: if (nullptr == filename) { filename = "fileappender.log"; } m_pAppender = new log4cpp::FileAppender("FileAppender", filename); break; case ROLLING_FILE_APPENDER: if (nullptr == filename) { filename = "RollingFileAppender.log"; } m_pAppender = new log4cpp::RollingFileAppender( "RollingFileAppender",filename, 1*1024*1024, 10); break; case STRING_QUEUE_APPENDER: m_pAppender = new log4cpp::StringQueueAppender("StringQueueAppender"); break; case NTEVENTLOG_APPENDER: if (nullptr == filename) { filename = "NTEventLogAppender.log"; } m_pAppender = new log4cpp::NTEventLogAppender("NTEventLogAppender", filename); break; case SYSLOG_APPENDER: //NULL //break; case CONSOLE_APPENDER: //NULL //break; case OSTREAM_APPENDER: //default //break; default: m_pAppender = new log4cpp::OstreamAppender("OstreamAppender", &std::cout); break; } m_pCategory->setAppender(m_pAppender);}void MyLog::SetLayout(LayoutStyle style){ m_layoutstyle = style; switch (m_layoutstyle) { case SIMPLE_LAYOUT: m_pLayout = new log4cpp::SimpleLayout(); break; case PATTERN_LAYOUT: m_pLayout = new log4cpp::PatternLayout(); ((PatternLayout*)m_pLayout)->setConversionPattern("%t\t%p\t%x:%m\t\t%d{%Y-%m-%d %H:%M:%S.%l}%n"); break; case BASIC_LAYOUT: default: m_pLayout = new log4cpp::BasicLayout(); break; } m_pAppender->setLayout(m_pLayout);}void MyLog::ShowAllStringQueueMessages(const char* filename){ if (m_appenderstyle == STRING_QUEUE_APPENDER) { queue<string>& myStrQ = ((StringQueueAppender*)m_pAppender)->getQueue(); if (filename == nullptr) { filename = "stringqueue.log"; } ofstream writetofile(filename); while(!myStrQ.empty()) { std::string& stringqueue = myStrQ.front(); cout<< stringqueue; //writetofile.write(stringqueue.c_str(),stringqueue.size()); writetofile<<stringqueue<<endl; writetofile.flush(); myStrQ.pop(); } writetofile.close(); }}void MyLog::SetPatternFormat(const char* format){ if (m_layoutstyle == PATTERN_LAYOUT) { if (format != nullptr) { ((PatternLayout*)m_pLayout)->setConversionPattern(format); } else { ((PatternLayout*)m_pLayout)->setConversionPattern("%t\t%p\t%x:%m\t\t%d{%Y-%m-%d %H:%M:%S.%l}%n"); } }}void MyLog::Message(PriorityLevel level, std::string format, ...){ std::string message; //vector<char> va_list args; va_start(args,format); message.reserve(_vscprintf(format.c_str(),args) + 1); //_vscprintf只能在windows上使用 vsprintf((char*)message.c_str(),format.c_str(),args); switch (level) { case EMERG: Emerg(message.c_str()); break; case FATAL: Fatal(message.c_str()); break; case ALERT: Alert(message.c_str()); break; case CRIT: Crit(message.c_str()); break; case ERROR: Error(message.c_str()); break; case WARN: //default Warn(message.c_str()); break; case NOTICE: Notice(message.c_str()); break; case INFO: Info(message.c_str()); break; case DEBUG: Debug(message.c_str()); break; case NOTSET: //break; default: Warn(message.c_str()); break; }}void MyLog::SetNDC(const char* ndc){ log4cpp::NDC::push(ndc);}void MyLog::ClearNDC(){ log4cpp::NDC::clear();}void MyLog::LoadConfigure(const char* filename){ if (filename == nullptr) { filename = ".\\include\\tests\\log4cpp.property"; } log4cpp::PropertyConfigurator::configure(filename); m_pCategory = &log4cpp::Category::getRoot();}MyLog& MyLog::operator<<(PriorityLevel level){ SetPriority(level); return *this;}MyLog& MyLog::operator<<(const char* msg){ Message(m_prioritylevel, msg); return *this;}MyLog& MyLog::operator<<(std::string& msg){ Message(m_prioritylevel, msg); return *this;}MyLog& MyLog::operator>>(AppenderStyle appender){ SetAppender(appender); return *this;}MyLog& MyLog::operator>>(const char* filename){ SetAppender(m_appenderstyle,filename); return *this;}std::string MyLog::bin2str( const unsigned char* buf, int nstrlen ){ stringstream ss; ss.setf(ios::hex | ios::uppercase ); ss.width(2); ss.fill('0'); for (int i = 0;i < nstrlen ; ++i) { ss << hex << (short)buf[i]; } return ss.str();}
转载于:https://www.cnblogs.com/shenchao/p/3263646.html
相关资源：log4cpp--C 的一个强大的日志管理类(log4j很相似)使用示例