You could iterate manually over the leaves (IndexReader#leaves) of your IndexReader and call Weight#matches on every leaf?
On Sat, Oct 19, 2019 at 7:41 PM Yoav Goldberg <yoav.goldb...@gmail.com> wrote: > > Hello, > > Is there a way to supply a new Scorer implementation to an existing query? > From what I've been able to understand, the only way to provide a new > scorer is to change the scorer() method Weight, which in itself requires > implementing a new Weight, which in itself requires implementing a whole > new Query. Is there something I am missing here? > > To be more concrete about what I want to achieve (maybe there is a > different / better way): > I would like to collect the *match positions* of several sub-queries, for > all matching documents. The ideal interface would be to perform search as > usual, and supply a collector that has access and collects this > information. Alternatively, to have it available in the returned results > object. > > The needed information is available during search (in the internal > iterators), but I did not find a way to access it. The Weight.matches() and > SpanWeight.getSpans() methods return the iterators I'd need, but they also > require a LeafReaderContext, which I believe is only available during > search? So I thought I'd create a scorer (that gets a context and gets > called for the relevant document), but I do not see a way to supply a > custom scorer. > > Any tips are greatly appreciated. > > Thanks! > > Yoav -- Adrien --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
