/*

 * 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.

 */

#ifndef _LOG4CXX_PATTERN_NDC_PATTERN_CONVERTER

#define _LOG4CXX_PATTERN_NDC_PATTERN_CONVERTER

#include <log4cxx/pattern/loggingeventpatternconverter.h>

namespace LOG4CXX_NS

{

namespace pattern

{

/**

 * Return the event's NDC in a StringBuffer.

 *

 *

 *

 */

class LOG4CXX_EXPORT NDCPatternConverter : public LoggingEventPatternConverter

{

  public:

    DECLARE_LOG4CXX_PATTERN(NDCPatternConverter)

    BEGIN_LOG4CXX_CAST_MAP()

    LOG4CXX_CAST_ENTRY(NDCPatternConverter)

    LOG4CXX_CAST_ENTRY_CHAIN(LoggingEventPatternConverter)

    END_LOG4CXX_CAST_MAP()

    NDCPatternConverter();

    /**

     * Obtains an instance of NDCPatternConverter.

     * @param options options, may be null.

     * @return instance of NDCPatternConverter.

     */

    static PatternConverterPtr newInstance(

      const std::vector<LogString>& options);

    using LoggingEventPatternConverter::format;

    void format(const spi::LoggingEventPtr& event,

      LogString& toAppendTo,

      helpers::Pool& p) const override;

};

}

}

#endif