/// <summary>
/// demoDP demonstrates turning a file into tokens and then parse
/// trees.
/// </summary>
/// <remarks>
/// demoDP demonstrates turning a file into tokens and then parse
/// trees. Note that the trees are printed by calling pennPrint on
/// the Tree object. It is also possible to pass a PrintWriter to
/// pennPrint if you want to capture the output.
/// This code will work with any supported language.
/// </remarks>
public static void DemoDP(LexicalizedParser lp, string filename)
{
// This option shows loading, sentence-segmenting and tokenizing
// a file using DocumentPreprocessor.
ITreebankLanguagePack tlp = lp.TreebankLanguagePack();
// a PennTreebankLanguagePack for English
IGrammaticalStructureFactory gsf = null;
if (tlp.SupportsGrammaticalStructures())
{
gsf = tlp.GrammaticalStructureFactory();
}
// You could also create a tokenizer here (as below) and pass it
// to DocumentPreprocessor
foreach (IList <IHasWord> sentence in new DocumentPreprocessor(filename))
{
Tree parse = lp.Apply(sentence);
parse.PennPrint();
System.Console.Out.WriteLine();
if (gsf != null)
{
GrammaticalStructure gs = gsf.NewGrammaticalStructure(parse);
ICollection tdl = gs.TypedDependenciesCCprocessed();
System.Console.Out.WriteLine(tdl);
System.Console.Out.WriteLine();
}
}
}
