public static bool IsForestSpecificationValid(ForestSpecification fs, NodeSymbol backTrack, out string errorInformation)
{
if (null == fs)
{
errorInformation = "Forest Specification is null.";
return(false);
}
if (string.IsNullOrEmpty(backTrack))
{
errorInformation = "Invalid back track symbol.";
return(false);
}
if (null == fs.Labels || fs.Labels.Count <= 0)
{
errorInformation = "Number of labels must be larger than 0.";
return(false);
}
if (fs.Labels.Contains(backTrack))
{
errorInformation = string.Format("The set of labels should not contain '{0}', it is reserved for back tracking.", backTrack);
return(false);
}
if (fs.Labels.Distinct().Count() != fs.Labels.Count)
{
errorInformation = GetDuplicationInformation(fs.Labels);
return(false);
}
errorInformation = "Forest Specification is valid.";
return(true);
}
private static bool IsForestSpecificationValid(ForestSpecification fs, NodeSymbol backTrack)
{
string errMsg;
if (ForestSpecification.IsForestSpecificationValid(fs, backTrack, out errMsg))
{
return(true);
}
MessageBox.Show(errMsg);
return(false);
}
public static List <ITextTree> Generate(ForestSpecification fs, NodeSymbol backTrack)
{
if (!IsForestSpecificationValid(fs, backTrack))
{
return(null);
}
var forest = new List <ITextTree>();
var ts = new TreeSpecification(fs.Labels)
{
MaxDepth = fs.MaxTreeDepth, MaxDegree = fs.MaxDegree
};
for (var i = 0; i < fs.NumberOfTrees; i++)
{
var tree = PlantTree(string.Format("{0:00000000}", i), ts, Random);
forest.Add(tree);
}
return(forest);
}