private NonTypedParameterElement GetParameterValueDefinition(ParameterElementKey key, string type, string value)
{
double i_fake = 0.0;
int year = 0;
string trimmedValue = value.Trim();
bool canParseAsNumber = Double.TryParse(trimmedValue, NumberStyles.Float, CultureInfo.InvariantCulture, out i_fake);
if (type != null)
{
if (type.ToLowerInvariant() == "s")
{
return(new ParameterElementConstant <string>(key, value));
}
else
{
throw new NotImplementedException();
}
}
else if (canParseAsNumber)
{
return(new ParameterElementConstant <double>(key, i_fake));
}
else if (trimmedValue.StartsWith(c_normalDistributionName + "(") && trimmedValue.EndsWith(")"))
{
string parameterPartOfValue = trimmedValue.Substring(c_normalDistributionName.Length + 1, trimmedValue.Length - (c_normalDistributionName.Length + 2));
string[] arguments = parameterPartOfValue.Split(';');
double bestGuess = Convert.ToDouble(arguments[0], CultureInfo.InvariantCulture);
double standardDeviation = Convert.ToDouble(arguments[1], CultureInfo.InvariantCulture);
double?lowerBound = null;
double?upperBound = null;
if (arguments.Length > 2)
{
if (arguments[2].Trim().Length > 0)
{
lowerBound = Convert.ToDouble(arguments[2], CultureInfo.InvariantCulture);
}
if (arguments.Length > 3)
{
if (arguments[3].Trim().Length > 0)
{
upperBound = Convert.ToDouble(arguments[3], CultureInfo.InvariantCulture);
}
}
}
return(new ParameterElementNormalDistribution(key, bestGuess, standardDeviation, lowerBound, upperBound));
}
else if (trimmedValue.StartsWith(c_triangularDistributionName + "(") && trimmedValue.EndsWith(")"))
{
string parameterPartOfValue = trimmedValue.Substring(c_triangularDistributionName.Length + 1, trimmedValue.Length - (c_triangularDistributionName.Length + 2));
string[] arguments = parameterPartOfValue.Split(';');
double min = Convert.ToDouble(arguments[0], CultureInfo.InvariantCulture);
double bestGuess = Convert.ToDouble(arguments[1], CultureInfo.InvariantCulture);
double max = Convert.ToDouble(arguments[2], CultureInfo.InvariantCulture);
return(new ParameterElementTriangularDistribution(key, bestGuess, min, max));
}
else if (trimmedValue.StartsWith(c_exponentialDistributionName + "(") && trimmedValue.EndsWith(")"))
{
string parameterPartOfValue = trimmedValue.Substring(c_exponentialDistributionName.Length + 1, trimmedValue.Length - (c_exponentialDistributionName.Length + 2));
string[] arguments = parameterPartOfValue.Split(';');
double lambda = Convert.ToDouble(arguments[0], CultureInfo.InvariantCulture);
double?lowerBound = null;
double?upperBound = null;
if (arguments.Length > 1)
{
if (arguments[1].Trim().Length > 0)
{
lowerBound = Convert.ToDouble(arguments[1], CultureInfo.InvariantCulture);
}
if (arguments.Length > 2)
{
if (arguments[2].Trim().Length > 0)
{
upperBound = Convert.ToDouble(arguments[2], CultureInfo.InvariantCulture);
}
}
}
return(new ParameterElementExponentialDistribution(key, lambda, lowerBound, upperBound));
}
else if (trimmedValue.StartsWith(c_gammaDistributionName + "(") && trimmedValue.EndsWith(")"))
{
string parameterPartOfValue = trimmedValue.Substring(c_gammaDistributionName.Length + 1, trimmedValue.Length - (c_gammaDistributionName.Length + 2));
string[] arguments = parameterPartOfValue.Split(';');
double alpha = Convert.ToDouble(arguments[0], CultureInfo.InvariantCulture);
double beta = Convert.ToDouble(arguments[1], CultureInfo.InvariantCulture);
double?lowerBound = null;
double?upperBound = null;
if (arguments.Length > 2)
{
if (arguments[2].Trim().Length > 0)
{
lowerBound = Convert.ToDouble(arguments[2], CultureInfo.InvariantCulture);
}
if (arguments.Length > 3)
{
if (arguments[3].Trim().Length > 0)
{
upperBound = Convert.ToDouble(arguments[3], CultureInfo.InvariantCulture);
}
}
}
return(new ParameterElementGammaDistribution(key, alpha, beta, lowerBound, upperBound));
}
else if (trimmedValue.EndsWith("y") && Int32.TryParse(trimmedValue.Substring(0, trimmedValue.Length - 1), out year))
{
return(new ParameterElementConstant <Timestep>(key, Timestep.FromYear(year)));
}
else
{
throw new ApplicationException(string.Format("Syntax error: '[0}' is not a valid value for {1}.", trimmedValue /*, ParameterKey.Name*/));
}
}
private void ValueSetForIndex(Timestep index1, D2 index2)
{
_valuesHasBeenSet[index1.Value, index2.Index] = true;
_currentYear = index1;
}
private void ValueSetForIndex(Timestep index)
{
_valuesHasBeenSet[index.Value] = true;
_currentYear = index;
}
// This implementation uses the new ~ syntax for distributions
private NonTypedParameterElement GetParameterValueDefinition2(ParameterElementKey key, string value)
{
string trimmedValue = value.Trim().ToLowerInvariant();
double valueasnumber;
bool canParseAsNumber = Double.TryParse(trimmedValue, NumberStyles.Float, CultureInfo.InvariantCulture, out valueasnumber);
int year;
if (trimmedValue.StartsWith("~"))
{
int pos_openbracket = trimmedValue.IndexOf('(');
int pos_closebracket = trimmedValue.IndexOf(')');
string distributionname = trimmedValue.Substring(1, pos_openbracket - 1);
string argumentstring = trimmedValue.Substring(pos_openbracket + 1, pos_closebracket - pos_openbracket - 1);
string[] arguments = argumentstring.Split(';').Select(s => s.Trim()).ToArray();
string[] positionalargs = arguments.Where(s => !s.Contains('=')).ToArray();
var namedargs = (from a in arguments
where a.Contains('=')
let splitindex = a.IndexOf('=')
let argname = a.Substring(0, splitindex).ToLowerInvariant()
let argvalue = a.Substring(splitindex + 1)
select new
{
argname,
argvalue
}).ToDictionary(i => i.argname, i => i.argvalue);
if (distributionname == "n")
{
double bestGuess = Double.Parse(positionalargs[0], CultureInfo.InvariantCulture);
double standardDeviation = Double.Parse(positionalargs[1], CultureInfo.InvariantCulture);
double?lowerBound = namedargs.ContainsKey("min") ?
(double?)Double.Parse(namedargs["min"], CultureInfo.InvariantCulture) :
null;
double?upperBound = namedargs.ContainsKey("max") ?
(double?)Double.Parse(namedargs["max"], CultureInfo.InvariantCulture) :
null;
return(new ParameterElementNormalDistribution(key, bestGuess, standardDeviation, lowerBound, upperBound));
}
else if (distributionname == "gamma")
{
double alpha = Double.Parse(positionalargs[0], CultureInfo.InvariantCulture);
double beta = Double.Parse(positionalargs[1], CultureInfo.InvariantCulture);
double?lowerBound = namedargs.ContainsKey("min") ?
(double?)Double.Parse(namedargs["min"], CultureInfo.InvariantCulture) :
null;
double?upperBound = namedargs.ContainsKey("max") ?
(double?)Double.Parse(namedargs["max"], CultureInfo.InvariantCulture) :
null;
return(new ParameterElementGammaDistribution(key, alpha, beta, lowerBound, upperBound));
}
else if (distributionname == "exp")
{
double lambda = Double.Parse(positionalargs[0], CultureInfo.InvariantCulture);
double?lowerBound = namedargs.ContainsKey("min") ?
(double?)Double.Parse(namedargs["min"], CultureInfo.InvariantCulture) :
null;
double?upperBound = namedargs.ContainsKey("max") ?
(double?)Double.Parse(namedargs["max"], CultureInfo.InvariantCulture) :
null;
return(new ParameterElementExponentialDistribution(key, lambda, lowerBound, upperBound));
}
else if (distributionname == "triangular")
{
double min = Double.Parse(positionalargs[0], CultureInfo.InvariantCulture);
double max = Double.Parse(positionalargs[1], CultureInfo.InvariantCulture);
double bestGuess = Double.Parse(positionalargs[2], CultureInfo.InvariantCulture);
return(new ParameterElementTriangularDistribution(key, bestGuess, min, max));
}
else
{
throw new InvalidOperationException("Invalid distribution name");
}
}
else if (canParseAsNumber)
{
return(new ParameterElementConstant <double>(key, valueasnumber));
}
else if (trimmedValue.EndsWith("y") && Int32.TryParse(trimmedValue.Substring(0, trimmedValue.Length - 1), out year))
{
return(new ParameterElementConstant <Timestep>(key, Timestep.FromYear(year)));
}
else
{
return(new ParameterElementConstant <string>(key, value));
}
}
