pion-net  4.0.9
common/include/pion/PionLogger.hpp
00001 // -----------------------------------------------------------------------
00002 // pion-common: a collection of common libraries used by the Pion Platform
00003 // -----------------------------------------------------------------------
00004 // Copyright (C) 2007-2008 Atomic Labs, Inc.  (http://www.atomiclabs.com)
00005 //
00006 // Distributed under the Boost Software License, Version 1.0.
00007 // See http://www.boost.org/LICENSE_1_0.txt
00008 //
00009 
00010 #ifndef __PION_PIONLOGGER_HEADER__
00011 #define __PION_PIONLOGGER_HEADER__
00012 
00013 #include <pion/PionConfig.hpp>
00014 
00015 
00016 #if defined(PION_USE_LOG4CXX)
00017 
00018     // unfortunately, the current version of log4cxx has many problems that
00019     // produce very annoying warnings
00020 
00021     // log4cxx headers
00022     #include <log4cxx/logger.h>
00023 #ifdef _MSC_VER
00024     #pragma warning(push)
00025     #pragma warning(disable: 4231) // nonstandard extension used : 'extern' before template explicit instantiation
00026 #endif
00027     #include <log4cxx/basicconfigurator.h>
00028     #include <log4cxx/propertyconfigurator.h>
00029 #ifdef _MSC_VER
00030     #pragma warning(pop)
00031 #endif
00032 
00033     #if defined _MSC_VER
00034         #if defined _DEBUG
00035             #pragma comment(lib, "log4cxxd")
00036         #else
00037             #pragma comment(lib, "log4cxx")
00038         #endif
00039         #pragma comment(lib, "odbc32")
00040     #endif 
00041 
00042     namespace pion {
00043         typedef log4cxx::LoggerPtr  PionLogger;
00044         typedef log4cxx::AppenderSkeleton   PionLogAppender;
00045         typedef PionLogAppender *   PionLogAppenderPtr;
00046     }
00047     
00048     #define PION_HAS_LOG_APPENDER   1
00049     #define PION_LOG_CONFIG_BASIC   log4cxx::BasicConfigurator::configure();
00050     #define PION_LOG_CONFIG(FILE)   log4cxx::PropertyConfigurator::configure(FILE);
00051     #define PION_GET_LOGGER(NAME)   log4cxx::Logger::getLogger(NAME)
00052 
00053     #define PION_LOG_SETLEVEL_DEBUG(LOG)    LOG->setLevel(log4cxx::Level::toLevel(log4cxx::Level::DEBUG_INT));
00054     #define PION_LOG_SETLEVEL_INFO(LOG)     LOG->setLevel(log4cxx::Level::toLevel(log4cxx::Level::INFO_INT));
00055     #define PION_LOG_SETLEVEL_WARN(LOG)     LOG->setLevel(log4cxx::Level::toLevel(log4cxx::Level::WARN_INT));
00056     #define PION_LOG_SETLEVEL_ERROR(LOG)    LOG->setLevel(log4cxx::Level::toLevel(log4cxx::Level::ERROR_INT));
00057     #define PION_LOG_SETLEVEL_FATAL(LOG)    LOG->setLevel(log4cxx::Level::toLevel(log4cxx::Level::FATAL_INT));
00058     #define PION_LOG_SETLEVEL_UP(LOG)       LOG->setLevel(LOG->getLevel()->toInt()+1);
00059     #define PION_LOG_SETLEVEL_DOWN(LOG)     LOG->setLevel(LOG->getLevel()->toInt()-1);
00060 
00061     #define PION_LOG_DEBUG  LOG4CXX_DEBUG
00062     #define PION_LOG_INFO   LOG4CXX_INFO
00063     #define PION_LOG_WARN   LOG4CXX_WARN
00064     #define PION_LOG_ERROR  LOG4CXX_ERROR
00065     #define PION_LOG_FATAL  LOG4CXX_FATAL
00066 
00067 #elif defined(PION_USE_LOG4CPLUS)
00068 
00069 
00070     // log4cplus headers
00071     #include <log4cplus/logger.h>
00072     #include <log4cplus/configurator.h>
00073     #include <log4cplus/appender.h>
00074     #include <log4cplus/spi/loggingevent.h>
00075     #include <log4cplus/loglevel.h>
00076 
00077     #include <boost/circular_buffer.hpp>
00078     #include <boost/thread/mutex.hpp>
00079 
00080     #if defined _MSC_VER
00081         #if defined _DEBUG
00082             #pragma comment(lib, "log4cplusD")
00083         #else
00084             #pragma comment(lib, "log4cplus")
00085         #endif
00086     #endif 
00087 
00088     namespace pion {
00089         typedef log4cplus::Logger   PionLogger;
00090         typedef log4cplus::Appender PionLogAppender;
00091         typedef log4cplus::SharedAppenderPtr    PionLogAppenderPtr;
00092 
00096         class CircularBufferAppender : public log4cplus::Appender
00097         {
00098         public:
00099             typedef boost::circular_buffer<log4cplus::spi::InternalLoggingEvent> LogEventBuffer;
00100 
00101             // default constructor and destructor
00102             CircularBufferAppender(void) : m_log_events(1000) {};
00103             virtual ~CircularBufferAppender() {}
00104             
00106             const LogEventBuffer& getLogIterator() const {
00107                 return m_log_events;
00108             }
00109 
00110         public:
00111             // member functions inherited from the Appender interface class
00112             virtual void close() {}
00113         protected:
00114             virtual void append(const log4cplus::spi::InternalLoggingEvent& event) {
00115                 boost::mutex::scoped_lock log_lock(m_log_mutex);
00116                 m_log_events.push_back(*event.clone());
00117             }
00118 
00119         private:
00121             LogEventBuffer  m_log_events;
00122 
00124             boost::mutex    m_log_mutex;
00125         };
00126     }
00127 
00128     #define PION_HAS_LOG_APPENDER   1
00129     #define PION_LOG_CONFIG_BASIC   log4cplus::BasicConfigurator::doConfigure();
00130     #define PION_LOG_CONFIG(FILE)   log4cplus::PropertyConfigurator::doConfigure(FILE);
00131     #define PION_GET_LOGGER(NAME)   log4cplus::Logger::getInstance(NAME)
00132 
00133     #define PION_LOG_SETLEVEL_DEBUG(LOG)    LOG.setLogLevel(log4cplus::DEBUG_LOG_LEVEL);
00134     #define PION_LOG_SETLEVEL_INFO(LOG)     LOG.setLogLevel(log4cplus::INFO_LOG_LEVEL);
00135     #define PION_LOG_SETLEVEL_WARN(LOG)     LOG.setLogLevel(log4cplus::WARN_LOG_LEVEL);
00136     #define PION_LOG_SETLEVEL_ERROR(LOG)    LOG.setLogLevel(log4cplus::ERROR_LOG_LEVEL);
00137     #define PION_LOG_SETLEVEL_FATAL(LOG)    LOG.setLogLevel(log4cplus::FATAL_LOG_LEVEL);
00138     #define PION_LOG_SETLEVEL_UP(LOG)       LOG.setLogLevel(LOG.getLogLevel()+1);
00139     #define PION_LOG_SETLEVEL_DOWN(LOG)     LOG.setLogLevel(LOG.getLogLevel()-1);
00140 
00141     #define PION_LOG_DEBUG  LOG4CPLUS_DEBUG
00142     #define PION_LOG_INFO   LOG4CPLUS_INFO
00143     #define PION_LOG_WARN   LOG4CPLUS_WARN
00144     #define PION_LOG_ERROR  LOG4CPLUS_ERROR
00145     #define PION_LOG_FATAL  LOG4CPLUS_FATAL
00146 
00147 
00148 #elif defined(PION_USE_LOG4CPP)
00149 
00150 
00151     // log4cpp headers
00152     #include <log4cpp/Category.hh>
00153     #include <log4cpp/BasicLayout.hh>
00154     #include <log4cpp/OstreamAppender.hh>
00155     #include <log4cpp/AppenderSkeleton.hh>
00156 
00157     namespace pion {
00158         typedef log4cpp::Category*  PionLogger;
00159         typedef log4cpp::AppenderSkeleton   PionLogAppender;
00160         typedef PionLogAppender *   PionLogAppenderPtr;
00161     }
00162 
00163     #define PION_HAS_LOG_APPENDER   1
00164     #define PION_LOG_CONFIG_BASIC   { log4cpp::OstreamAppender *app = new log4cpp::OstreamAppender("cout", &std::cout); app->setLayout(new log4cpp::BasicLayout()); log4cpp::Category::getRoot().setAppender(app); }
00165     #define PION_LOG_CONFIG(FILE)   { log4cpp::PropertyConfigurator::configure(FILE); }
00166     #define PION_GET_LOGGER(NAME)   (&log4cpp::Category::getInstance(NAME))
00167 
00168     #define PION_LOG_SETLEVEL_DEBUG(LOG)    { LOG->setPriority(log4cpp::Priority::DEBUG); }
00169     #define PION_LOG_SETLEVEL_INFO(LOG)     { LOG->setPriority(log4cpp::Priority::INFO); }
00170     #define PION_LOG_SETLEVEL_WARN(LOG)     { LOG->setPriority(log4cpp::Priority::WARN); }
00171     #define PION_LOG_SETLEVEL_ERROR(LOG)    { LOG->setPriority(log4cpp::Priority::ERROR); }
00172     #define PION_LOG_SETLEVEL_FATAL(LOG)    { LOG->setPriority(log4cpp::Priority::FATAL); }
00173     #define PION_LOG_SETLEVEL_UP(LOG)       { LOG->setPriority(LOG.getPriority()+1); }
00174     #define PION_LOG_SETLEVEL_DOWN(LOG)     { LOG->setPriority(LOG.getPriority()-1); }
00175 
00176     #define PION_LOG_DEBUG(LOG, MSG)    if (LOG->getPriority()>=log4cpp::Priority::DEBUG) { LOG->debugStream() << MSG; }
00177     #define PION_LOG_INFO(LOG, MSG)     if (LOG->getPriority()>=log4cpp::Priority::INFO) { LOG->infoStream() << MSG; }
00178     #define PION_LOG_WARN(LOG, MSG)     if (LOG->getPriority()>=log4cpp::Priority::WARN) { LOG->warnStream() << MSG; }
00179     #define PION_LOG_ERROR(LOG, MSG)    if (LOG->getPriority()>=log4cpp::Priority::ERROR) { LOG->errorStream() << MSG; }
00180     #define PION_LOG_FATAL(LOG, MSG)    if (LOG->getPriority()>=log4cpp::Priority::FATAL) { LOG->fatalStream() << MSG; }
00181 
00182 #elif defined(PION_DISABLE_LOGGING)
00183 
00184     // Logging is disabled -> add do-nothing stubs for logging
00185     namespace pion {
00186         typedef int     PionLogger;
00187         typedef int     PionLogAppender;
00188         typedef PionLogAppender *   PionLogAppenderPtr;
00189     }
00190 
00191     #undef PION_HAS_LOG_APPENDER
00192     #define PION_LOG_CONFIG_BASIC   {}
00193     #define PION_LOG_CONFIG(FILE)   {}
00194     #define PION_GET_LOGGER(NAME)   0
00195 
00196     // use "++LOG" to avoid warnings about LOG not being used
00197     #define PION_LOG_SETLEVEL_DEBUG(LOG)    { if (false) ++LOG; }
00198     #define PION_LOG_SETLEVEL_INFO(LOG)     { if (false) ++LOG; }
00199     #define PION_LOG_SETLEVEL_WARN(LOG)     { if (false) ++LOG; }
00200     #define PION_LOG_SETLEVEL_ERROR(LOG)    { if (false) ++LOG; }
00201     #define PION_LOG_SETLEVEL_FATAL(LOG)    { if (false) ++LOG; }
00202     #define PION_LOG_SETLEVEL_UP(LOG)       { if (false) ++LOG; }
00203     #define PION_LOG_SETLEVEL_DOWN(LOG)     { if (false) ++LOG; }
00204 
00205     // use "++LOG" to avoid warnings about LOG not being used
00206     #define PION_LOG_DEBUG(LOG, MSG)    { if (false) ++LOG; }
00207     #define PION_LOG_INFO(LOG, MSG)     { if (false) ++LOG; }
00208     #define PION_LOG_WARN(LOG, MSG)     { if (false) ++LOG; }
00209     #define PION_LOG_ERROR(LOG, MSG)    { if (false) ++LOG; }
00210     #define PION_LOG_FATAL(LOG, MSG)    { if (false) ++LOG; }
00211 
00212 #else
00213 
00214     #define PION_USE_OSTREAM_LOGGING
00215 
00216     // Logging uses std::cout and std::cerr
00217     #include <iostream>
00218     #include <string>
00219     #include <ctime>
00220 
00221     namespace pion {
00222         struct PION_COMMON_API PionLogger {
00223             enum PionPriorityType {
00224                 LOG_LEVEL_DEBUG, LOG_LEVEL_INFO, LOG_LEVEL_WARN,
00225                 LOG_LEVEL_ERROR, LOG_LEVEL_FATAL
00226             };
00227             ~PionLogger() {}
00228             PionLogger(void) : m_name("pion") {}
00229             PionLogger(const std::string& name) : m_name(name) {}
00230             PionLogger(const PionLogger& p) : m_name(p.m_name) {}
00231             std::string                 m_name;
00232             static PionPriorityType     m_priority;
00233         };
00234         typedef int     PionLogAppender;
00235         typedef PionLogAppender *   PionLogAppenderPtr;
00236     }
00237 
00238     #undef PION_HAS_LOG_APPENDER
00239     #define PION_LOG_CONFIG_BASIC   {}
00240     #define PION_LOG_CONFIG(FILE)   {}
00241     #define PION_GET_LOGGER(NAME)   pion::PionLogger(NAME)
00242 
00243     #define PION_LOG_SETLEVEL_DEBUG(LOG)    { LOG.m_priority = pion::PionLogger::LOG_LEVEL_DEBUG; }
00244     #define PION_LOG_SETLEVEL_INFO(LOG)     { LOG.m_priority = pion::PionLogger::LOG_LEVEL_INFO; }
00245     #define PION_LOG_SETLEVEL_WARN(LOG)     { LOG.m_priority = pion::PionLogger::LOG_LEVEL_WARN; }
00246     #define PION_LOG_SETLEVEL_ERROR(LOG)    { LOG.m_priority = pion::PionLogger::LOG_LEVEL_ERROR; }
00247     #define PION_LOG_SETLEVEL_FATAL(LOG)    { LOG.m_priority = pion::PionLogger::LOG_LEVEL_FATAL; }
00248     #define PION_LOG_SETLEVEL_UP(LOG)       { ++LOG.m_priority; }
00249     #define PION_LOG_SETLEVEL_DOWN(LOG)     { --LOG.m_priority; }
00250 
00251     #define PION_LOG_DEBUG(LOG, MSG)    if (LOG.m_priority <= pion::PionLogger::LOG_LEVEL_DEBUG) { std::cout << time(NULL) << " DEBUG " << LOG.m_name << ' ' << MSG << std::endl; }
00252     #define PION_LOG_INFO(LOG, MSG)     if (LOG.m_priority <= pion::PionLogger::LOG_LEVEL_INFO) { std::cout << time(NULL) << " INFO " << LOG.m_name << ' ' << MSG << std::endl; }
00253     #define PION_LOG_WARN(LOG, MSG)     if (LOG.m_priority <= pion::PionLogger::LOG_LEVEL_WARN) { std::cerr << time(NULL) << " WARN " << LOG.m_name << ' ' << MSG << std::endl; }
00254     #define PION_LOG_ERROR(LOG, MSG)    if (LOG.m_priority <= pion::PionLogger::LOG_LEVEL_ERROR) { std::cerr << time(NULL) << " ERROR " << LOG.m_name << ' ' << MSG << std::endl; }
00255     #define PION_LOG_FATAL(LOG, MSG)    if (LOG.m_priority <= pion::PionLogger::LOG_LEVEL_FATAL) { std::cerr << time(NULL) << " FATAL " << LOG.m_name << ' ' << MSG << std::endl; }
00256 
00257 #endif
00258 
00259 #endif