// note that addFrontModifier, addPostModifier, addPreModifier are inherited
// from PhraseElement
// likewise getFrontModifiers, getPostModifiers, getPreModifiers
/**
* Add a modifier to a clause Use heuristics to decide where it goes
*
* @param modifier
*/
public override void addModifier(object modifier)
{
// adverb is frontModifier if sentenceModifier
// otherwise adverb is preModifier
// string which is one lexicographic word is looked up in lexicon,
// above rules apply if adverb
// Everything else is postModifier
if (modifier == null)
{
return;
}
// get modifier as NLGElement if possible
INLGElement modifierElement = null;
if (modifier is INLGElement)
{
modifierElement = (INLGElement)modifier;
}
else if (modifier is string)
{
var modifierString = (string)modifier;
if (modifierString.length() > 0 && !modifierString.contains(" "))
{
modifierElement = getFactory().createWord(modifier,
new LexicalCategory_ANY());
}
}
// if no modifier element, must be a complex string
if (modifierElement == null)
{
addPostModifier((string)modifier);
return;
}
// AdvP is premodifer (probably should look at head to see if
// sentenceModifier)
if (modifierElement is AdvPhraseSpec)
{
addPreModifier(modifierElement);
return;
}
// extract WordElement if modifier is a single word
WordElement modifierWord = null;
if (modifierElement != null && modifierElement is WordElement)
{
modifierWord = (WordElement)modifierElement;
}
else if (modifierElement != null && modifierElement is InflectedWordElement)
{
modifierWord = ((InflectedWordElement)modifierElement)
.getBaseWord();
}
if (modifierWord != null && (modifierWord.getCategory().enumType == (int)LexicalCategoryEnum.ADVERB))
{
// adverb rules
if (modifierWord
.getFeatureAsBoolean(LexicalFeature.SENTENCE_MODIFIER))
{
addFrontModifier(modifierWord);
}
else
{
addPreModifier(modifierWord);
}
return;
}
// default case
addPostModifier(modifierElement);
}
