@Override
public NLGElement realise(NLGElement element) {
NLGElement realisedElement = null;
if (element != null && !element.getFeatureAsBoolean(Feature.ELIDED).booleanValue()) {
if (element instanceof DocumentElement) {
List<NLGElement> children = element.getChildren();
((DocumentElement) element).setComponents(realise(children));
realisedElement = element;
} else if (element instanceof PhraseElement) {
realisedElement = realisePhraseElement((PhraseElement) element);
} else if (element instanceof ListElement) {
realisedElement = new ListElement();
((ListElement) realisedElement).addComponents(realise(element.getChildren()));
} else if (element instanceof InflectedWordElement) {
String baseForm = ((InflectedWordElement) element).getBaseForm();
ElementCategory category = element.getCategory();
if (this.lexicon != null && baseForm != null) {
WordElement word = ((InflectedWordElement) element).getBaseWord();
if (word == null) {
if (category instanceof LexicalCategory) {
word = this.lexicon.lookupWord(baseForm, (LexicalCategory) category);
} else {
word = this.lexicon.lookupWord(baseForm);
}
}
if (word != null) {
((InflectedWordElement) element).setBaseWord(word);
}
}
realisedElement = element;
} else if (element instanceof WordElement) {
// AG: need to check if it's a word element, in which case it
// needs to be marked for inflection
InflectedWordElement infl = new InflectedWordElement((WordElement) element);
// the inflected word inherits all features from the base word
for (String feature : element.getAllFeatureNames()) {
infl.setFeature(feature, element.getFeature(feature));
}
realisedElement = realise(infl);
} else if (element instanceof CoordinatedPhraseElement) {
realisedElement = CoordinatedPhraseHelper.realise(this, (CoordinatedPhraseElement) element);
} else {
realisedElement = element;
}
}
// Remove the spurious ListElements that have only one element.
if (realisedElement instanceof ListElement) {
if (((ListElement) realisedElement).size() == 1) {
realisedElement = ((ListElement) realisedElement).getFirst();
}
}
return realisedElement;
}
