the begginning

utils/loggingcpp/logger.h

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+/* Copyright (C) 2014 InfiniDB, Inc.
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License
+   as published by the Free Software Foundation; version 2 of
+   the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+   MA 02110-1301, USA. */
+
+/*
+ * $Id: logger.h 3495 2013-01-21 14:09:51Z rdempsey $
+ */
+
+/** @file */
+
+#ifndef LOGGING_LOGGER_H_
+#define LOGGING_LOGGER_H_
+
+#include <string>
+#include <map>
+#include <boost/shared_ptr.hpp>
+#include <boost/thread.hpp>
+
+#include "messageobj.h"
+#include "messagelog.h"
+#include "messageids.h"
+
+namespace logging
+{
+
+typedef std::map<Message::MessageID, Message> MsgMap;
+
+/** @brief message log wrapper class */
+class Logger
+{
+public:
+	/** @brief ctor
+	*
+	* @param subsys the subsystem id
+	*/
+	explicit Logger(unsigned subsys);
+
+	/** @brief log a message
+	*
+	* Log a message at a certain debug level
+	*/
+	const std::string logMessage(LOG_TYPE logLevel, Message::MessageID mid,
+		const Message::Args& args, const LoggingID& logInfo);
+	
+	/** @brief log a formated message
+	*
+	* For the error framework to use
+	*/
+	const std::string logMessage(LOG_TYPE logLevel, const Message& message, const LoggingID& logInfo);
+
+	/** @brief set the message map for this logger
+	*
+	* This method sets the message map for this logger. You need to call this (once and only once) before
+	* using the class. The map needs to be constructed before and given to this class.
+	*/
+	void msgMap(const MsgMap& msgMap) { fMsgMap = msgMap; }
+
+	/** @brief get the message map from this logger
+	*/
+	const MsgMap& msgMap() const { return fMsgMap; }
+
+private:
+	// not copyable (because of the mutex)
+	Logger(const Logger& rhs);
+	Logger& operator=(const Logger& rhs);
+
+	MsgMap fMsgMap;
+	MessageLog fMl1;
+	boost::mutex fLogLock;
+};
+
+typedef boost::shared_ptr<Logger> SPL;
+
+}
+
+#endif
+