private void searchDocument() {
RoleFiller[] start = new RoleFiller[_nQueries];
do {
try {
switch (nextDocument(start)) {
case 0: // multi group
_genHeap.start(start);
while (_genHeap.next(start)) ;
break;
case 1: // single group
if (_firstGenerator.next()) {
_firstGenerator.generateFillers(start);
while (_firstGenerator.next()) _firstGenerator.generateFillers(start);
}
break;
case 2: // reached the end
return;
}
} catch (Exception e) {
e.printStackTrace(System.err);
continue;
}
for (int i = 0; i < _nQueries; i++) {
RoleFiller next;
if ((next = start[i]) != null && next != RoleFiller.STOP)
next.scoreList(_query[i], _document);
}
_genHeap.reset();
} while (_nextDocGenHeap.isNonEmpty());
}
private ConceptGroupGenerator makeGenerator(int group) throws Exception {
int shift, index;
if (group > 0) {
index = _base + _offsets.at(group - 1);
shift = _maxConcepts.at(group - 1);
} else {
index = _base;
shift = 0;
}
// initialize generator
ConceptGroupGenerator gen = new ConceptGroupGenerator(_data, index, _kTable.at(2 * group + 1));
// decode concept table
_nConcepts = gen.decodeConcepts(_kTable.at(2 * group), shift, _concepts);
if (group < _limit) _max = _concepts[_nConcepts] = _maxConcepts.at(group);
else _max = _concepts[_nConcepts - 1];
_genHeap.addGenerator(gen);
_startingIndex = 0; // in _concepts; lower search index
return gen;
}
