ClientLogger.h

/* This file is part of VoltDB.
 * Copyright (C) 2008-2016 VoltDB Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef VOLT_CLIENTLOGGER_H_
#define VOLT_CLIENTLOGGER_H_
#include <string>


namespace voltdb {
/*
 * A Client logger is the callback interface for recieving log messages from VoltClient component
 */

class ClientLogger {
public:
/*
* @brief   Values that represent logging levels.
*/
    enum CLIENT_LOG_LEVEL {
        ERR      = 1,
        WARNING  = 2, 
        INFO     = 4,
        DEBUG    = 8,
   };

    /*
    * Log a message with it's severity level. No Client API must called from that callback callback
    *
    * @param severity Logging level. See ::CLIENT_LOG_LEVEL for possible values
    * @param message A message to be logged
    */
    virtual void log(const CLIENT_LOG_LEVEL severity, const std::string &message) = 0;

    virtual ~ClientLogger() {}
};

}

#endif /* VOLT_CLIENTLOGGER_H_ */