Aaru/Extents/ExtentsConverter.cs

// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename       : ExtentsConverter.cs
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// Component      : XML metadata.
//
// --[ Description ] ----------------------------------------------------------
//
//     Converts extents to/from XML.
//
// --[ License ] --------------------------------------------------------------
//
//     Permission is hereby granted, free of charge, to any person obtaining a
//     copy of this software and associated documentation files (the
//     "Software"), to deal in the Software without restriction, including
//     without limitation the rights to use, copy, modify, merge, publish,
//     distribute, sublicense, and/or sell copies of the Software, and to
//     permit persons to whom the Software is furnished to do so, subject to
//     the following conditions:
//
//     The above copyright notice and this permission notice shall be included
//     in all copies or substantial portions of the Software.
//
//     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
//     OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
//     MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
//     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
//     CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
//     TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
//     SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2020 Natalia Portillo
// ****************************************************************************/

using System;
using System.Collections.Generic;
using System.Linq;
using Schemas;

namespace Aaru.CommonTypes.Extents
{
    public static class ExtentsConverter
    {
        public static ExtentType[] ToMetadata(ExtentsULong extents)
        {
            if(extents == null)
                return null;

            Tuple<ulong, ulong>[] tuples = extents.ToArray();
            ExtentType[]          array  = new ExtentType[tuples.Length];

            for(ulong i = 0; i < (ulong)array.LongLength; i++)
                array[i] = new ExtentType
                {
                    Start = tuples[i].Item1, End = tuples[i].Item2
                };

            return array;
        }

        public static ExtentsULong FromMetadata(ExtentType[] extents)
        {
            if(extents == null)
                return null;

            List<Tuple<ulong, ulong>> tuples =
                extents.Select(extent => new Tuple<ulong, ulong>(extent.Start, extent.End)).ToList();

            return new ExtentsULong(tuples);
        }
    }
}