/*

 * 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/mdc.h>

#include <log4cxx/helpers/transcoder.h>

#include <log4cxx/helpers/threadspecificdata.h>

#if LOG4CXX_CFSTRING_API

  #include <CoreFoundation/CFString.h>

#endif

using namespace LOG4CXX_NS;

using namespace LOG4CXX_NS::helpers;

MDC::MDC(const std::string& key1, const std::string& value) : key()

{

  Transcoder::decode(key1, key);

  LOG4CXX_DECODE_CHAR(v, value);

  putLS(key, v);

}

MDC::~MDC()

{

  LogString prevVal;

  remove(key, prevVal);

}

void MDC::putLS(const LogString& key, const LogString& value)

{

  ThreadSpecificData::put(key, value);

}

void MDC::put(const std::string& key, const std::string& value)

{

  LOG4CXX_DECODE_CHAR(lkey, key);

  LOG4CXX_DECODE_CHAR(lvalue, value);

  putLS(lkey, lvalue);

}

bool MDC::get(const LogString& key, LogString& value)

{

  ThreadSpecificData* data = ThreadSpecificData::getCurrentData();

  if (data != 0)

  {

    Map& map = data->getMap();

    Map::iterator it = map.find(key);

    if (it != map.end())

    {

      value.append(it->second);

      return true;

    }

    data->recycle();

  }

  return false;

}

std::string MDC::get(const std::string& key)

{

  LOG4CXX_DECODE_CHAR(lkey, key);

  LogString lvalue;

  if (get(lkey, lvalue))

  {

    LOG4CXX_ENCODE_CHAR(value, lvalue);

    return value;

  }

  return std::string();

}

bool MDC::remove(const LogString& key, LogString& value)

{

  ThreadSpecificData* data = ThreadSpecificData::getCurrentData();

  if (data != 0)

  {

    Map& map = data->getMap();

    Map::iterator it;

    if ((it = map.find(key)) != map.end())

    {

      value = it->second;

      map.erase(it);

      data->recycle();

      return true;

    }

  }

  return false;

}

std::string MDC::remove(const std::string& key)

{

  LOG4CXX_DECODE_CHAR(lkey, key);

  LogString lvalue;

  if (remove(lkey, lvalue))

  {

    LOG4CXX_ENCODE_CHAR(value, lvalue);

    return value;

  }

  return std::string();

}

void MDC::clear()

{

  ThreadSpecificData* data = ThreadSpecificData::getCurrentData();

  if (data != 0)

  {

    Map& map = data->getMap();

    map.erase(map.begin(), map.end());

    data->recycle();

  }

}

#if LOG4CXX_WCHAR_T_API

MDC::MDC(const std::wstring& key1, const std::wstring& value) : key()

{

  Transcoder::decode(key1, key);

  LOG4CXX_DECODE_WCHAR(v, value);

  putLS(key, v);

}

std::wstring MDC::get(const std::wstring& key)

{

  LOG4CXX_DECODE_WCHAR(lkey, key);

  LogString lvalue;

  if (get(lkey, lvalue))

  {

    LOG4CXX_ENCODE_WCHAR(value, lvalue);

    return value;

  }

  return std::wstring();

}

void MDC::put(const std::wstring& key, const std::wstring& value)

{

  LOG4CXX_DECODE_WCHAR(lkey, key);

  LOG4CXX_DECODE_WCHAR(lvalue, value);

  putLS(lkey, lvalue);

}

std::wstring MDC::remove(const std::wstring& key)

{

  LOG4CXX_DECODE_WCHAR(lkey, key);

  LogString lvalue;

  if (remove(lkey, lvalue))

  {

    LOG4CXX_ENCODE_WCHAR(value, lvalue);

    return value;

  }

  return std::wstring();

}

#endif

#if LOG4CXX_UNICHAR_API

MDC::MDC(const std::basic_string<UniChar>& key1, const std::basic_string<UniChar>& value)

{

  Transcoder::decode(key1, key);

  LOG4CXX_DECODE_UNICHAR(v, value);

  putLS(key, v);

}

std::basic_string<LOG4CXX_NS::UniChar> MDC::get(const std::basic_string<LOG4CXX_NS::UniChar>& key)

{

  LOG4CXX_DECODE_UNICHAR(lkey, key);

  LogString lvalue;

  if (get(lkey, lvalue))

  {

    LOG4CXX_ENCODE_UNICHAR(value, lvalue);

    return value;

  }

  return std::basic_string<UniChar>();

}

void MDC::put(const std::basic_string<UniChar>& key, const std::basic_string<LOG4CXX_NS::UniChar>& value)

{

  LOG4CXX_DECODE_UNICHAR(lkey, key);

  LOG4CXX_DECODE_UNICHAR(lvalue, value);

  putLS(lkey, lvalue);

}

std::basic_string<LOG4CXX_NS::UniChar> MDC::remove(const std::basic_string<LOG4CXX_NS::UniChar>& key)

{

  LOG4CXX_DECODE_UNICHAR(lkey, key);

  LogString lvalue;

  if (remove(lkey, lvalue))

  {

    LOG4CXX_ENCODE_UNICHAR(value, lvalue);

    return value;

  }

  return std::basic_string<UniChar>();

}

#endif

#if LOG4CXX_CFSTRING_API

MDC::MDC(const CFStringRef& key1, const CFStringRef& value)

{

  Transcoder::decode(key1, key);

  LOG4CXX_DECODE_CFSTRING(v, value);

  putLS(key, v);

}

CFStringRef MDC::get(const CFStringRef& key)

{

  LOG4CXX_DECODE_CFSTRING(lkey, key);

  LogString lvalue;

  if (get(lkey, lvalue))

  {

    LOG4CXX_ENCODE_CFSTRING(value, lvalue);

    return value;

  }

  return CFSTR("");

}

void MDC::put(const CFStringRef& key, const CFStringRef& value)

{

  LOG4CXX_DECODE_CFSTRING(lkey, key);

  LOG4CXX_DECODE_CFSTRING(lvalue, value);

  putLS(lkey, lvalue);

}

CFStringRef MDC::remove(const CFStringRef& key)

{

  LOG4CXX_DECODE_CFSTRING(lkey, key);

  LogString lvalue;

  if (remove(lkey, lvalue))

  {

    LOG4CXX_ENCODE_CFSTRING(value, lvalue);

    return value;

  }

  return CFSTR("");

}

#endif