Org.BouncyCastle.Asn1.DerGeneralizedTime.GetTime C# (CSharp) Méthode

        public string GetTime()
        {
            //
            // standardise the format.
            //
            if (time[time.Length - 1] == 'Z')
            {
                return time.Substring(0, time.Length - 1) + "GMT+00:00";
            }
            else
            {
                int signPos = time.Length - 5;
                char sign = time[signPos];
                if (sign == '-' || sign == '+')
                {
                    return time.Substring(0, signPos)
                        + "GMT"
                        + time.Substring(signPos, 3)
                        + ":"
                        + time.Substring(signPos + 3);
                }
                else
                {
                    signPos = time.Length - 3;
                    sign = time[signPos];
                    if (sign == '-' || sign == '+')
                    {
                        return time.Substring(0, signPos)
                            + "GMT"
                            + time.Substring(signPos)
                            + ":00";
                    }
                }
            }

            return time + CalculateGmtOffset();
        }