protected AugmentScorer(
BoboIndexReader reader, Scorer innerScorer, ScoreAugmentFunction func, JSONObject jsonParms)
throws IOException {
super(innerScorer.getSimilarity());
_innerScorer = innerScorer;
_func = func;
_func.initializeReader(reader, jsonParms);
}
@Override
protected Explanation createExplain(Explanation innerExplain, IndexReader reader, int doc)
throws IOException {
if (reader instanceof BoboIndexReader) {
Explanation finalExpl = new Explanation();
finalExpl.addDetail(innerExplain);
_func.initializeReader((BoboIndexReader) reader, _jsonParam);
float innerValue = innerExplain.getValue();
float value = 0;
if (_func.useInnerScore()) value = _func.newScore(innerValue, doc);
else value = _func.newScore(doc);
finalExpl.setValue(value);
finalExpl.setDescription("Custom score: " + _func.getExplainString(innerValue, doc));
return finalExpl;
} else {
throw new IllegalStateException("reader not instance of " + BoboIndexReader.class);
}
}