I don't know of any pre-existing thing that does exactly this, but how about a token filter that counts tokens (or positions maybe), and then appends some special token encoding the length?
On Sat, Dec 28, 2019, 9:36 AM Matt Davis <kryptonics...@gmail.com> wrote: > Hello, > > I was wondering if it is possible to search for the number of tokens in a > text field. For example find book titles with 3 or more words. I don't > mind adding a field that is the number of tokens to the search index but I > would like to avoid analyzing the text two times. Can Lucene search for > the number of tokens in a text field? Or can I get the number of tokens > after analysis and add it to the Lucene document before/during indexing? > Or do I need to analysis the text myself and add the field to the document > (analyze the text twice, once myself, once in the IndexWriter). > > Thanks, > Matt Davis >
