| // Copyright (C) 2017-2018 Baidu, Inc. All Rights Reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in |
| // the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Baidu, Inc., nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef LOG_H |
| #define LOG_H |
| |
| #include <log4cpp/Category.hh> |
| #include <log4cpp/Appender.hh> |
| #include <log4cpp/FileAppender.hh> |
| #include <log4cpp/OstreamAppender.hh> |
| #include <log4cpp/Layout.hh> |
| #include <log4cpp/BasicLayout.hh> |
| #include <log4cpp/Priority.hh> |
| |
| #include <boost/format.hpp> |
| #include <memory> |
| #include <bitset> |
| #include <mutex> |
| #include <string> |
| |
| using namespace std; |
| |
| namespace util { |
| |
| namespace log { |
| enum Severity { |
| verbose, |
| info, |
| warning, |
| error, |
| timer, |
| severity_count |
| }; |
| |
| typedef boost::format Fmt; |
| } |
| |
| |
| class LogBase { |
| |
| public: |
| static LogBase* Inst(); |
| void Log(const log::Fmt& msg, log::Severity s = log::info); |
| bool Enable(log::Severity s, bool enable = true); |
| bool IsEnabled(log::Severity s) const; |
| void DisableAll(bool b); |
| virtual ~LogBase(); |
| |
| private: |
| LogBase(); |
| |
| private: |
| std::bitset<log::severity_count> m_enabled; |
| static LogBase *instance; |
| log4cpp::Appender *appender; |
| log4cpp::Category &root = log4cpp::Category::getRoot(); |
| |
| struct timespec start; |
| vector<pair<string, string>> measurements; |
| }; |
| |
| void Log(const std::string& str, log::Severity s = log::info); |
| void DisableAllLogs(bool b); |
| |
| template <typename P1> |
| void Log(const std::string& fmt, const P1& p1, log::Severity s = log::info) { |
| LogBase::Inst()->Log(log::Fmt(fmt) % p1, s); |
| } |
| |
| template <typename P1, typename P2> |
| void Log(const std::string& fmt, const P1& p1, const P2& p2, log::Severity s = log::info) { |
| LogBase::Inst()->Log( log::Fmt(fmt) % p1 % p2, s ) ; |
| } |
| |
| template <typename P1, typename P2, typename P3> |
| void Log(const std::string& fmt, const P1& p1, const P2& p2, const P3& p3, log::Severity s = log::info) { |
| LogBase::Inst()->Log(log::Fmt(fmt) % p1 % p2 % p3, s); |
| } |
| |
| template <typename P1, typename P2, typename P3, typename P4> |
| void Log(const std::string& fmt, const P1& p1, const P2& p2, const P3& p3, const P4& p4, log::Severity s = log::info) { |
| LogBase::Inst()->Log(log::Fmt(fmt) % p1 % p2 % p3 % p4, s); |
| } |
| |
| template <typename P1, typename P2, typename P3, typename P4, typename P5> |
| void Log(const std::string& fmt, const P1& p1, const P2& p2, const P3& p3, const P4& p4, const P5& p5, log::Severity s = log::info) { |
| LogBase::Inst()->Log(log::Fmt(fmt) % p1 % p2 % p3 % p4 % p5, s); |
| } |
| |
| } |
| |
| #endif |