예제 #1
0
        public override BitNumber Decode(BitNumber codeWord)
        {
            BitNumber result = null;
            if (isPossibleBuildTriangular(codeWord.Length))
            {
                int diagonalSize = getLengthDiagonal(codeWord.Length);
                BitNumber[] triangle = messageToTriangle(codeWord);
                //Создаём исходную матрицу (если не было ошибки)
                BitNumber[] sourceTriange = new BitNumber[triangle.Length - 1];
                Array.Copy(triangle, sourceTriange, sourceTriange.Length);
                for (int i = 0; i < sourceTriange.Length; i++)
                {
                    sourceTriange[i].Length--;
                }

                BitNumber maybeCodeWord = Generate(BitNumber.Split(sourceTriange));
                if (codeWord.Equals(maybeCodeWord))
                {
                    result = BitNumber.Split(sourceTriange);
                }
                else //возникла ошибка
                {

                }
            }
            else
            {
                throw new ImpossibleBuildTriangularException("Impossible build triangular!");
            }

            return result;
        }
예제 #2
0
 public BitNumber Decode(BitNumber message, BitNumber[][] tableAdjacentClasses)
 {
     for (int i = 0; i < tableAdjacentClasses.GetLength(0); i++)
     {
         for (int j = 0; j < tableAdjacentClasses.GetLength(i); j++)
         {
             if (message.Equals(tableAdjacentClasses[i][j]))
             {
                 return message ^ tableAdjacentClasses[i][0];
             }
         }
     }
     return null;
 }