UserSimulation.ErrorGenerator.GetDistributionOfStringsForCharReuse C# (CSharp) Méthode

        private Dictionary<string, double> GetDistributionOfStringsForCharReuse(OptChar c, Classification classification)
        {
            OptChar key = c;
            Dictionary<string, double> distribution;
            //if we have already generated a distribution for this character, return it
            if (_char_distributions_dict.TryGetValue(key, out distribution))
            {
                return distribution;
            }
            //otherwise generate the distribution and then return it
            else
            {
                distribution = GenerateDistributionForChar(key, classification);
                //If our dictionary does not have any information about this character, we return the character with probability 1.0
                if (distribution.Count == 0)
                {
                    distribution.Add("" + c.Value, 1.0);
                }
                _char_distributions_dict.Add(key, distribution);
                return distribution;
            }
        }