public ParameterElementTriangularDistribution(ParameterElementKey key, double bestGuess, double min, double max)
: base(key)
{
_bestGuess = bestGuess;
_min = min;
_max = max;
}
public ParameterValueElementNonDimensional(ParameterElementKey key, string name, int id, T value)
: base(key)
{
Name = name;
Id = id;
Value = value;
}
public ParameterElementExponentialDistribution(ParameterElementKey key, double lambda, double?lowerBound, double?upperBound)
: base(key)
{
_lambda = lambda;
_lowerBound = lowerBound;
_upperBound = upperBound;
}
public ParameterElementEmpiricalDistribution(ParameterElementKey key, double bestGuess, IEnumerable <double> values)
: base(key)
{
_bestGuess = bestGuess;
_values = values.ToArray();
_currentPos = -1;
}
public ParameterElementEmpiricalDistribution(ParameterElementKey key, double bestGuess, double[] values)
: base(key)
{
_bestGuess = bestGuess;
_values = (double[])values.Clone();
_currentPos = -1;
}
public ParameterValueElementNonTyped GetElementByKey(ParameterElementKey key)
{
var p = _parametersById[key.Id];
if (p is IParameterValue1DimensionalTypeless)
{
var typedKey = (ParameterElementKey1Dimensional)key;
var typedParameterValue = (IParameterValue1DimensionalTypeless)p;
return(typedParameterValue.GetElement(typedKey.D1));
}
else if (p is IParameterValue2DimensionalTypeless)
{
var typedKey = (ParameterElementKey2Dimensional)key;
var typedParameterValue = (IParameterValue2DimensionalTypeless)p;
return(typedParameterValue.GetElement(typedKey.D1, typedKey.D2));
}
else if (p is IParameterValueNonDimensionalTypeless)
{
var typedParameterValue = (IParameterValueNonDimensionalTypeless)p;
return(typedParameterValue.GetElement());
}
else
{
throw new InvalidOperationException();
}
}
public ParameterValueElement1Dimensional(ParameterElementKey key, string name, int id, int index, T value)
: base(key)
{
Name = name;
Id = id;
Index = index;
Value = value;
}
public ParameterElementNormalDistribution(ParameterElementKey key, double bestGuess, double standardDeviation, double?lowerBound, double?upperBound)
: base(key)
{
_bestGuess = bestGuess;
_standardDeviation = standardDeviation;
_lowerBound = lowerBound;
_upperBound = upperBound;
}
public ParameterElementGammaDistribution(ParameterElementKey key, double alpha, double beta, double?lowerBound, double?upperBound)
: base(key)
{
_alpha = alpha;
_beta = beta;
_lowerBound = lowerBound;
_upperBound = upperBound;
}
public ParameterValueElement2Dimensional(ParameterElementKey key, string name, int id, int index1, int index2, T value)
: base(key)
{
Name = name;
Id = id;
Index1 = index1;
Index2 = index2;
Value = value;
}
public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
ParameterElementKey p = obj as ParameterElementKey;
if (p == null)
{
return(false);
}
return(_id == p._id);
}
public void SetParameter <T>(string name, T value)
{
int parameterId = -1;
if (!_parameterIdsByName.TryGetValue(name, out parameterId))
{
parameterId = _nextFreeId;
_parameterIdsByName.Add(name, parameterId);
_nextFreeId++;
}
var key = new ParameterElementKey(parameterId, name);
var parameter = new ParameterNonDimensional <T>(name, parameterId, new ParameterElementConstant <T>(key, value));
Add(parameter);
}
protected ParameterValueElementNonTyped(ParameterElementKey key)
{
Key = key;
}
public override IEnumerable <ParameterValueElementNonTyped> GetAllElements()
{
var key = new ParameterElementKey(Id, this.Name);
yield return(new ParameterValueElementNonDimensional <T>(key, Name, Id, _value));
}
protected ParameterValueElement(ParameterElementKey key)
: base(key)
{
}
public ParameterElementCodeDistribution(ParameterElementKey key, double bestGuess, IEnumerable <double> enumerator)
: base(key)
{
_bestGuess = bestGuess;
_enumerator = enumerator.GetEnumerator();
}
protected NonTypedParameterElement(ParameterElementKey key)
{
Key = key;
}
private void ReadExcel2007File(string filename)
{
var excelParameters = new Esmf.FundExcelParameterFile(filename);
excelParameters.Load();
foreach (Esmf.FundExcelParameterFile.Parameter p in excelParameters.Parameters)
{
string parameterName = p.Name.ToLower();
int parameterId = -1;
if (!_parameterIdsByName.TryGetValue(parameterName, out parameterId))
{
parameterId = _nextFreeId;
_parameterIdsByName.Add(parameterName, parameterId);
_nextFreeId++;
}
if (p is Esmf.FundExcelParameterFile.NonDimensionalParameter)
{
var typedExcelParameter = (Esmf.FundExcelParameterFile.NonDimensionalParameter)p;
var key = new ParameterElementKey(parameterId, parameterName);
var parameterValueDef = GetParameterValueDefinition(key, p.Type, typedExcelParameter.Value);
if (parameterValueDef.GetElementType() == typeof(double))
{
var parameter = new ParameterNonDimensional <double>(parameterName, parameterId, (ParameterElement <double>)parameterValueDef);
Add(parameter);
}
else if (parameterValueDef.GetElementType() == typeof(Timestep))
{
var parameter = new ParameterNonDimensional <Timestep>(parameterName, parameterId, (ParameterElement <Timestep>)parameterValueDef);
Add(parameter);
}
else
{
throw new InvalidOperationException();
}
}
else if (p is Esmf.FundExcelParameterFile.OneDimensionalParameter)
{
var pp = (Esmf.FundExcelParameterFile.OneDimensionalParameter)p;
var parameterValueDef0 = GetParameterValueDefinition(null, p.Type, pp[0]);
if (parameterValueDef0.GetElementType() == typeof(double))
{
ParameterElement <double>[] values = new ParameterElement <double> [pp.Length];
for (int i = 0; i < pp.Length; i++)
{
var key = new ParameterElementKey1Dimensional(parameterId, parameterName, i);
values[i] = (ParameterElement <double>)GetParameterValueDefinition(key, p.Type, pp[i]);
}
var parameter = new ParameterOneDimensional <double>(parameterName, parameterId, values);
Add(parameter);
}
else if (parameterValueDef0.GetElementType() == typeof(Timestep))
{
ParameterElement <Timestep>[] values = new ParameterElement <Timestep> [pp.Length];
for (int i = 0; i < pp.Length; i++)
{
var key = new ParameterElementKey1Dimensional(parameterId, parameterName, i);
values[i] = (ParameterElement <Timestep>)GetParameterValueDefinition(key, p.Type, pp[i]);
}
var parameter = new ParameterOneDimensional <Timestep>(parameterName, parameterId, values);
Add(parameter);
}
else if (parameterValueDef0.GetElementType() == typeof(string))
{
ParameterElement <string>[] values = new ParameterElement <string> [pp.Length];
for (int i = 0; i < pp.Length; i++)
{
var key = new ParameterElementKey1Dimensional(parameterId, parameterName, i);
values[i] = (ParameterElement <string>)GetParameterValueDefinition(key, p.Type, pp[i]);
}
var parameter = new ParameterOneDimensional <string>(parameterName, parameterId, values);
Add(parameter);
}
else
{
throw new InvalidOperationException();
}
}
else if (p is Esmf.FundExcelParameterFile.TwoDimensionalParameter)
{
var pp = (Esmf.FundExcelParameterFile.TwoDimensionalParameter)p;
var parameterValueDef0 = GetParameterValueDefinition(null, p.Type, pp[0, 0]);
if (parameterValueDef0.GetElementType() == typeof(double))
{
ParameterElement <double>[,] values = new ParameterElement <double> [pp.Count0, pp.Count1];
for (int i = 0; i < pp.Count0; i++)
{
for (int l = 0; l < pp.Count1; l++)
{
var key = new ParameterElementKey2Dimensional(parameterId, parameterName, i, l);
values[i, l] = (ParameterElement <double>)GetParameterValueDefinition(key, p.Type, pp[i, l]);
}
}
var parameter = new Parameter2Dimensional <double>(parameterName, parameterId, values);
Add(parameter);
}
else if (parameterValueDef0.GetElementType() == typeof(Timestep))
{
ParameterElement <Timestep>[,] values = new ParameterElement <Timestep> [pp.Count0, pp.Count1];
for (int i = 0; i < pp.Count0; i++)
{
for (int l = 0; l < pp.Count1; l++)
{
var key = new ParameterElementKey2Dimensional(parameterId, parameterName, i, l);
values[i, l] = (ParameterElement <Timestep>)GetParameterValueDefinition(key, p.Type, pp[i, l]);
}
}
var parameter = new Parameter2Dimensional <Timestep>(parameterName, parameterId, values);
Add(parameter);
}
else
{
throw new NotImplementedException();
}
}
;
}
;
}
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*/));
}
}
protected NonTypedParameterElement(ParameterElementKey key)
{
Key = key;
}
public void ReadDirectory(string directoryname)
{
var filenames = Directory.EnumerateFiles(directoryname);
foreach (var filename in filenames)
{
string parameterName = Path.GetFileNameWithoutExtension(filename).ToLowerInvariant();
int parameterId = -1;
if (!_parameterIdsByName.TryGetValue(parameterName, out parameterId))
{
parameterId = _nextFreeId;
_parameterIdsByName.Add(parameterName, parameterId);
_nextFreeId++;
}
var lines = (from line in File.ReadLines(filename)
let uncommented = line.Contains('#') ? line.Substring(0, line.IndexOf('#')) : line
let trimmed = uncommented.Trim()
where trimmed.Length > 0
let columns = trimmed.Split(',')
select columns).ToArray();
if (lines.Select(l => l.Length).Distinct().Count() > 1)
{
throw new InvalidOperationException(String.Format("Parameter file {0} has different columns counts in different lines.", filename));
}
int columncount = lines.Select(l => l.Length).Distinct().First();
if (columncount == 1)
{
var key = new ParameterElementKey(parameterId, parameterName);
var parameterValueDef = GetParameterValueDefinition2(key, lines[0][0]);
if (parameterValueDef.GetElementType() == typeof(double))
{
var parameter = new ParameterNonDimensional <double>(parameterName, parameterId, (ParameterElement <double>)parameterValueDef);
Add(parameter);
}
else if (parameterValueDef.GetElementType() == typeof(Timestep))
{
var parameter = new ParameterNonDimensional <Timestep>(parameterName, parameterId, (ParameterElement <Timestep>)parameterValueDef);
Add(parameter);
}
else
{
throw new InvalidOperationException();
}
}
else if (columncount == 2)
{
var values = (from i in Enumerable.Range(0, lines.Length)
let key = new ParameterElementKey1Dimensional(parameterId, parameterName, i)
select GetParameterValueDefinition2(key, lines[i][1])).ToArray();
if (values.Select(i => i.GetElementType()).Distinct().Count() != 1)
{
throw new InvalidOperationException("Cannot load 1 dimensional parameter with different data types");
}
Type datatype = values.Select(i => i.GetElementType()).First();
if (datatype == typeof(double))
{
var parameter = new ParameterOneDimensional <double>(parameterName, parameterId, values.Cast <ParameterElement <double> >().ToArray());
Add(parameter);
}
else if (datatype == typeof(string))
{
var parameter = new ParameterOneDimensional <string>(parameterName, parameterId, values.Cast <ParameterElement <string> >().ToArray());
Add(parameter);
}
else
{
throw new InvalidOperationException();
}
}
else if (columncount == 3)
{
var index0 = lines.Select(i => i[0]).Distinct().ToList();
var index1 = lines.Select(i => i[1]).Distinct().ToList();
var values = (from i in Enumerable.Range(0, lines.Length)
let key = new ParameterElementKey2Dimensional(parameterId, parameterName, index0.IndexOf(lines[i][0]), index1.IndexOf(lines[i][1]))
select GetParameterValueDefinition2(key, lines[i][2])).ToArray();
if (values.Select(i => i.GetElementType()).Distinct().Count() != 1)
{
throw new InvalidOperationException("Cannot load 2 dimensional parameter with different data types");
}
Type datatype = values.Select(i => i.GetElementType()).First();
if (datatype == typeof(double))
{
ParameterElement <double>[,] vals = new ParameterElement <double> [index0.Count, index1.Count];
foreach (var v in values)
{
var key = (ParameterElementKey2Dimensional)v.Key;
vals[key.D1, key.D2] = (ParameterElement <double>)v;
}
for (int i = 0; i < index0.Count; i++)
{
for (int l = 0; l < index1.Count; l++)
{
if (vals[i, l] == null)
{
throw new InvalidOperationException("Missing element in 2 dimensional parameter");
}
}
}
var parameter = new Parameter2Dimensional <double>(parameterName, parameterId, vals);
Add(parameter);
}
else
{
throw new InvalidOperationException();
}
}
else
{
throw new InvalidOperationException("Cannot read parameter files with more than three columns.");
}
}
;
}
public ParameterElementConstant(ParameterElementKey key, T value)
: base(key)
{
_value = value;
}
// 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));
}
}
