/*

 * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#include "precompiled.hpp"

#include "logging/logLevel.hpp"

#include "utilities/globalDefinitions.hpp"

#include "utilities/stringUtils.hpp"

const char* LogLevel::_name[] = {

  "off",

#define LOG_LEVEL(name, printname) #printname,

  LOG_LEVEL_LIST

#undef LOG_LEVEL

};

LogLevelType LogLevel::from_string(const char* str) {

  for (uint i = 0; i < Count; i++) {

    if (strcasecmp(str, _name[i]) == 0) {

      return static_cast<LogLevelType>(i);

    }

  }

  return Invalid;

}

LogLevelType LogLevel::fuzzy_match(const char *level) {

  size_t len = strlen(level);

  LogLevelType match = LogLevel::Invalid;

  double best = 0.4; // required similarity to be considered a match

  for (uint i = 1; i < Count; i++) {

    LogLevelType cur = static_cast<LogLevelType>(i);

    const char* levelname = LogLevel::name(cur);

    double score = StringUtils::similarity(level, len, levelname, strlen(levelname));

    if (score >= best) {

      match = cur;

      best= score;

    }

  }

  return match;

}