log4cplus将日志文件名按日期创建

日志文件一般会带上日期，或者创建以日期命名名的文件夹，将日志文件创建于其中。log4cplus网上有不少教程，但是似乎没有人说这种方案。事实上源码里有这个类TimeBasedRollingFileAppender，就满足此需求。

#include <cstdio>#include <string>#include <pthread.h>#include <log4cplus/logger.h>#include <log4cplus/configurator.h>#include <log4cplus/loggingmacros.h>#include <log4cplus/fileappender.h>using namespace std;static log4cplus::Logger lgPltf = log4cplus::Logger::getInstance("loggerPlatform");void *threadFun(void *arg) {        char name[64] = {0};        snprintf(name, sizeof(name)-1, "loggerMkt.%s", (const char *)arg);        log4cplus::Logger loggerMkt1 = log4cplus::Logger::getInstance(name);        //snprintf(name, sizeof(nameAppendFile)-1, "SQFront.%s.log", arg);        //log4cplus::SharedAppenderPtr apd(new log4cplus::TimeBasedRollingFileAppender(nameAppendFile));        //std::auto_ptr<log4cplus::Layout> _layout(new log4cplus::TTCCLayout());        //apd->setLayout(_layout);        //loggerCallback.addAppender(apd);        LOG4CPLUS_TRACE_METHOD(loggerMkt1, LOG4CPLUS_TEXT(__FUNCTION__));        LOG4CPLUS_DEBUG(loggerMkt1, "This is a DEBUG message");        LOG4CPLUS_INFO(loggerMkt1, "This is a INFO message");        LOG4CPLUS_WARN(loggerMkt1, "This is a WARN message");        LOG4CPLUS_ERROR(loggerMkt1, "This is a ERROR message");        LOG4CPLUS_FATAL(loggerMkt1, "This is a FATAL message");        return NULL;}void printDebug() {  LOG4CPLUS_TRACE_METHOD(lgPltf, LOG4CPLUS_TEXT(__FUNCTION__));        LOG4CPLUS_DEBUG(lgPltf, "This is a DEBUG message");        LOG4CPLUS_INFO(lgPltf, "This is a INFO message");        LOG4CPLUS_WARN(lgPltf, "This is a WARN message");        LOG4CPLUS_ERROR(lgPltf, "This is a ERROR message");        LOG4CPLUS_FATAL(lgPltf, "This is a FATAL message");}int main() {        pthread_t pthread1, pthread2;        log4cplus::PropertyConfigurator::doConfigure(LOG4CPLUS_TEXT("SQFront.log.properties"));        log4cplus::Logger loggerMktBase = log4cplus::Logger::getInstance("loggerMkt");        pthread_create(&pthread1, NULL, threadFun, (void *)"tdf");        pthread_create(&pthread2, NULL, threadFun, (void *)"gta");        printDebug();        pthread_join(pthread1, NULL);        pthread_join(pthread2, NULL);        return 0;}

#SQFront.log.properties---------------------------------------#这里命名logger对象。我给logger对象的命名是loggerPlatform（表示输出程序基础运行平台的日志）和loggerMkt（表示输出行情业务相关的日志）#每个logger对象可以使用多个appender对象（这里有apdPlatform,apdMkt）。类似于每次打日志的时候，会输出到多个文件。（ALL是我调试时用的）log4cplus.logger.loggerPlatform=ALL, apdPlatform#, apdStdoutlog4cplus.logger.loggerMkt=ALL, apdMkt#对appender对象apdStdout（这里我是调试时用的）进行设置。#log4cplus.appender.apdStdout=log4cplus::ConsoleAppender#log4cplus.appender.apdStdout.layout=log4cplus::PatternLayout#log4cplus.appender.apdStdout.layout.ConversionPattern=%D{%Y-%m-%d %H:%M:%S.%q} %-5p - %m [%l]%n#对appender对象apdPlatform进行设置。TimeBasedRollingFileAppender可以按日期转储日志文件log4cplus.appender.apdPlatform=log4cplus::TimeBasedRollingFileAppenderlog4cplus.appender.apdPlatform.FilenamePattern=log/%d{yyyy-MM-dd}/SQFront.loglog4cplus.appender.apdPlatform.Append=truelog4cplus.appender.apdPlatform.MaxHistory=999log4cplus.appender.apdPlatform.ImmediateFlush=truelog4cplus.appender.apdPlatform.RollOnClose=falselog4cplus.appender.apdPlatform.CreateDirs=truelog4cplus.appender.apdPlatform.layout=log4cplus::PatternLayoutlog4cplus.appender.apdPlatform.layout.ConversionPattern=[%T] %D{%Y-%m-%d %H:%M:%S.%q} %-5p - %m [%c]%n#可不配置。日志文件会按此等级范围显示#log4cplus.appender.apdRoot.filters.1=log4cplus::spi::LogLevelRangeFilter#log4cplus.appender.apdRoot.filters.1.LogLevelMin=ERROR#log4cplus.appender.apdRoot.filters.1.LogLevelMax=FATALlog4cplus.appender.apdMkt=log4cplus::TimeBasedRollingFileAppenderlog4cplus.appender.apdMkt.FilenamePattern=log/%d{yyyy-MM-dd}/SQFront.mkt.loglog4cplus.appender.apdMkt.Append=truelog4cplus.appender.apdMkt.MaxHistory=999log4cplus.appender.apdMkt.ImmediateFlush=truelog4cplus.appender.apdMkt.RollOnClose=falselog4cplus.appender.apdMkt.CreateDirs=truelog4cplus.appender.apdMkt.layout=log4cplus::PatternLayoutlog4cplus.appender.apdMkt.layout.ConversionPattern=[%T] %D{%Y-%m-%d %H:%M:%S.%q} %-5p - %m [%c]%n