/*
 * 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_HELPERS_SIMPLE_DATE_FORMAT_H
#define _LOG4CXX_HELPERS_SIMPLE_DATE_FORMAT_H

#if defined(_MSC_VER)
    #pragma warning ( push )
    #pragma warning ( disable: 4231 4251 4275 4786 )
#endif


#include <log4cxx/helpers/dateformat.h>
#include <vector>
#include <time.h>

#include <locale>

using std::locale;

namespace log4cxx
{
namespace helpers
{
namespace SimpleDateFormatImpl
{
class PatternToken;
}

LOG4CXX_LIST_DEF(PatternTokenList, log4cxx::helpers::SimpleDateFormatImpl::PatternToken*);


/**
 * Concrete class for formatting and parsing dates in a
 * locale-sensitive manner.
 */
class LOG4CXX_EXPORT SimpleDateFormat : public DateFormat
{
    public:
        /**
         * Constructs a DateFormat using the given pattern and the default
         * time zone.
         *
         * @param pattern the pattern describing the date and time format
         */
        SimpleDateFormat(const LogString& pattern);
        SimpleDateFormat(const LogString& pattern, const std::locale* locale);
        ~SimpleDateFormat();

        virtual void format(LogString& s,
                            log4cxx_time_t tm,
                            log4cxx::helpers::Pool& p) const;

        /**
         * Set time zone.
         * @param zone new time zone.
         */
        void setTimeZone(const TimeZonePtr& zone);

    private:
        /**
         * Time zone.
         */
        TimeZonePtr timeZone;

        /**
         * List of tokens.
         */
        PatternTokenList pattern;

        static void addToken(const logchar spec, const int repeat, const std::locale* locale, PatternTokenList& pattern);
        static void parsePattern(const LogString& spec, const std::locale* locale, PatternTokenList& pattern);
};


}  // namespace helpers
} // namespace log4cxx

#if defined(_MSC_VER)
    #pragma warning ( pop )
#endif


#endif // _LOG4CXX_HELPERS_SIMPLE_DATE_FORMAT_H