/*

 * 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/logmanager.h>

#include <log4cxx/defaultconfigurator.h>

#include <log4cxx/spi/defaultrepositoryselector.h>

#include <log4cxx/hierarchy.h>

#include <log4cxx/spi/rootlogger.h>

#include <log4cxx/spi/loggerfactory.h>

#include <stdexcept>

#include <log4cxx/level.h>

#include <log4cxx/spi/loggerrepository.h>

#include <log4cxx/helpers/exception.h>

#include <log4cxx/helpers/optionconverter.h>

#include <log4cxx/helpers/loglog.h>

#include <log4cxx/helpers/threadutility.h>

#include <log4cxx/spi/loggingevent.h>

#include <log4cxx/file.h>

#include <log4cxx/helpers/transcoder.h>

#if !defined(LOG4CXX)

  #define LOG4CXX 1

#endif

#include <log4cxx/helpers/aprinitializer.h>

using namespace LOG4CXX_NS;

using namespace LOG4CXX_NS::spi;

using namespace LOG4CXX_NS::helpers;

IMPLEMENT_LOG4CXX_OBJECT(DefaultRepositorySelector)

void* LogManager::guard = 0;

RepositorySelectorPtr LogManager::getRepositorySelector()

{

  auto result = APRInitializer::getOrAddUnique<spi::RepositorySelector>( []() -> ObjectPtr

    {

      LoggerRepositoryPtr hierarchy = Hierarchy::create();

      return std::make_shared<DefaultRepositorySelector>(hierarchy);

    }

  );

  return result;

}

void LogManager::setRepositorySelector(spi::RepositorySelectorPtr selector, void* guard1)

{

  if ((LogManager::guard != 0) && (LogManager::guard != guard1))

  {

    throw IllegalArgumentException(LOG4CXX_STR("Attempted to reset the LoggerFactory without possessing the guard."));

  }

  if (selector == 0)

  {

    throw IllegalArgumentException(LOG4CXX_STR("RepositorySelector must be non-null."));

  }

  LogManager::guard = guard1;

  APRInitializer::setUnique<spi::RepositorySelector>(selector);

}

LoggerRepositoryPtr LogManager::getLoggerRepository()

{

  return getRepositorySelector()->getLoggerRepository();

}

LoggerPtr LogManager::getRootLogger()

{

  // Delegate the actual manufacturing of the logger to the logger repository.

  auto r = getLoggerRepository();

  r->ensureIsConfigured(std::bind(DefaultConfigurator::configure, r));

  return r->getRootLogger();

}

/**

Retrieve the appropriate Logger instance.

*/

LoggerPtr LogManager::getLoggerLS(const LogString& name)

{

  auto r = getLoggerRepository();

  r->ensureIsConfigured(std::bind(DefaultConfigurator::configure, r));

  return r->getLogger(name);

}

/**

Retrieve the appropriate Logger instance.

*/

LoggerPtr LogManager::getLoggerLS(const LogString& name,

  const spi::LoggerFactoryPtr& factory)

{

  // Delegate the actual manufacturing of the logger to the logger repository.

  auto r = getLoggerRepository();

  r->ensureIsConfigured(std::bind(DefaultConfigurator::configure, r));

  return r->getLogger(name, factory);

}

LoggerPtr LogManager::getLogger(const std::string& name)

{

  LOG4CXX_DECODE_CHAR(n, name);

  return getLoggerLS(n);

}

LoggerPtr LogManager::getLogger(const std::string& name,

  const spi::LoggerFactoryPtr& factory)

{

  LOG4CXX_DECODE_CHAR(n, name);

  return getLoggerLS(n, factory);

}

LoggerPtr LogManager::exists(const std::string& name)

{

  LOG4CXX_DECODE_CHAR(n, name);

  return existsLS(n);

}

#if LOG4CXX_WCHAR_T_API

LoggerPtr LogManager::getLogger(const std::wstring& name)

{

  LOG4CXX_DECODE_WCHAR(n, name);

  return getLoggerLS(n);

}

LoggerPtr LogManager::getLogger(const std::wstring& name,

  const spi::LoggerFactoryPtr& factory)

{

  LOG4CXX_DECODE_WCHAR(n, name);

  return getLoggerLS(n, factory);

}

LoggerPtr LogManager::exists(const std::wstring& name)

{

  LOG4CXX_DECODE_WCHAR(n, name);

  return existsLS(n);

}

#endif

#if LOG4CXX_UNICHAR_API

LoggerPtr LogManager::getLogger(const std::basic_string<UniChar>& name)

{

  LOG4CXX_DECODE_UNICHAR(n, name);

  return getLoggerLS(n);

}

LoggerPtr LogManager::getLogger(const std::basic_string<UniChar>& name,

  const spi::LoggerFactoryPtr& factory)

{

  LOG4CXX_DECODE_UNICHAR(n, name);

  return getLoggerLS(n, factory);

}

LoggerPtr LogManager::exists(const std::basic_string<UniChar>& name)

{

  LOG4CXX_DECODE_UNICHAR(n, name);

  return existsLS(n);

}

#endif

#if LOG4CXX_CFSTRING_API

LoggerPtr LogManager::getLogger(const CFStringRef& name)

{

  LOG4CXX_DECODE_CFSTRING(n, name);

  return getLoggerLS(n);

}

LoggerPtr LogManager::getLogger(const CFStringRef& name,

  const spi::LoggerFactoryPtr& factory)

{

  LOG4CXX_DECODE_CFSTRING(n, name);

  return getLoggerLS(n, factory);

}

LoggerPtr LogManager::exists(const CFStringRef& name)

{

  LOG4CXX_DECODE_CFSTRING(n, name);

  return existsLS(n);

}

#endif

LoggerPtr LogManager::existsLS(const LogString& name)

{

  return getLoggerRepository()->exists(name);

}

LoggerList LogManager::getCurrentLoggers()

{

  return getLoggerRepository()->getCurrentLoggers();

}

void LogManager::shutdown()

{

  ThreadUtility::instance()->removeAllPeriodicTasks();

  getLoggerRepository()->shutdown();

}

void LogManager::resetConfiguration()

{

  getLoggerRepository()->resetConfiguration();

}

bool LogManager::removeLogger(const LogString& name, bool ifNotUsed)

{

#if LOG4CXX_ABI_VERSION <= 15

  bool result = false;

  if (auto r = dynamic_cast<Hierarchy*>(getLoggerRepository().get()))

    result = r->removeLogger(name, ifNotUsed);

  return result;

#else

  return getLoggerRepository()->removeLogger(name, ifNotUsed);

#endif

}