/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <log4cxx/logstring.h>
#include <log4cxx/spi/loggingevent.h>
#include <log4cxx/filter/levelmatchfilter.h>
#include <log4cxx/helpers/stringhelper.h>
#include <log4cxx/helpers/optionconverter.h>
#include <log4cxx/level.h>

using namespace log4cxx;
using namespace log4cxx::filter;
using namespace log4cxx::spi;
using namespace log4cxx::helpers;

IMPLEMENT_LOG4CXX_OBJECT(LevelMatchFilter)


LevelMatchFilter::LevelMatchFilter()
: acceptOnMatch(true)
{
}

void LevelMatchFilter::setOption(const LogString& option,
   const LogString& value)
{


   if (StringHelper::equalsIgnoreCase(option,
             LOG4CXX_STR("LEVELTOMATCH"), LOG4CXX_STR("leveltomatch")))
   {
      setLevelToMatch(value);
   }
   else if (StringHelper::equalsIgnoreCase(option,
             LOG4CXX_STR("ACCEPTONMATCH"), LOG4CXX_STR("acceptonmatch")))
   {
      acceptOnMatch = OptionConverter::toBoolean(value, acceptOnMatch);
   }
}

void LevelMatchFilter::setLevelToMatch(const LogString& levelToMatch1)
{
   this->levelToMatch = OptionConverter::toLevel(levelToMatch1, this->levelToMatch);
}

LogString LevelMatchFilter::getLevelToMatch() const
{
   return levelToMatch->toString();
}

Filter::FilterDecision LevelMatchFilter::decide(
   const log4cxx::spi::LoggingEventPtr& event) const
{
   if(levelToMatch != 0 && levelToMatch->equals(event->getLevel()))
   {
      if(acceptOnMatch)
      {
         return Filter::ACCEPT;
      }
      else
      {
         return Filter::DENY;
      }
   }
   else
   {
      return Filter::NEUTRAL;
   }
}