the begginning

utils/loggingcpp/sqllogger.cpp

@@ -0,0 +1,75 @@
+/* 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:  $
+ *
+ *
+ ***********************************************************************/
+
+#include <string>
+using namespace std;
+
+#include "messageobj.h"
+#include "messageids.h"
+#include "loggingid.h"
+#include "sqllogger.h"
+
+namespace logging
+{
+
+const unsigned LogDefaultMsg = M0000;
+const unsigned LogStartSql = M0041;
+const unsigned LogEndSql = M0042;
+
+//We can't use a member Logger here.  When used with DML and DDL, the syslog gets closed by calls to DMLLog and DDLLog.
+SQLLogger::SQLLogger(const std::string sql, unsigned subsys, unsigned session, unsigned txn, unsigned thread)
+	  : fLogId(subsys, session, txn, thread), fLog(!sql.empty())
+{
+	makeMsgMap();
+	if (fLog) logMessage(LOG_TYPE_DEBUG, sql, LogStartSql);
+}
+
+SQLLogger::SQLLogger(const std::string sql, const LoggingID& logId)
+	: fLogId(logId.fSubsysID, logId.fSessionID, logId.fTxnID, logId.fThdID), fLog(!sql.empty())
+{
+	makeMsgMap();
+	if (fLog) logMessage(LOG_TYPE_DEBUG, sql, LogStartSql);
+}
+
+void SQLLogger::makeMsgMap()
+{
+	fMsgMap[LogDefaultMsg] = Message(LogDefaultMsg);
+	fMsgMap[LogStartSql] = Message(LogStartSql);
+	fMsgMap[LogEndSql] = Message(LogEndSql);
+}
+
+SQLLogger::~SQLLogger()
+{	
+	if (fLog) logMessage(LOG_TYPE_DEBUG, "", LogEndSql);
+}
+
+std::string SQLLogger::logMessage(logging::LOG_TYPE logLevel, const std::string& msg, logging::Message::MessageID mid )
+{
+	logging::Message::Args args;
+	args.add(msg);
+	Logger logger(fLogId.fSubsysID);
+	logger.msgMap(fMsgMap);
+	return logger.logMessage(logLevel, mid, args, fLogId);
+}
+
+}