hi, i appreciate see you guys planning for a new feature of Lucene, but this topic started a with a question, it is possible get a list of terms from MultiTermQuery?? as it was possible in the release 1.2.
Thank you, -- On Mon, 24 Feb 2003 08:51:22 Doug Cutting wrote: >Tatu Saloranta wrote: >> It would be nice if all queries would have a method that allows terms to be >> collected, ie. so that Query base class would have an abstract method. >> Visitor pattern might make most sense; so we could have a TermCollector >> object, and queries could have method like: >> >> void collectTerms(TermCollector c) >> >> which would do something like >> >> c.collectTerm(t, this); >> >> for each term it contains, and/or >> >> q.collectTerms(c) >> >> for each sub-query it contains, to get terms recursively. >> >> Then, TermCollector would need to define 'collectTerm(Term t, Query q);' to >> collect all terms, and have method(s) for getting all terms plus resetting it >> (if it's to be reused). Some TermCollectors could also keep track of queries >> terms came from, to allow keeping track of phrase query term dependencies >> etc. etc. >> Using visitor would be more elegant than having to check class types and casts >> when traversing. Plus, when adding new queries, would only need to add that >> one method, and visitors would still work ok. >> >> ... having described this, I probably should just go and implement it I guess. > >+1 > > >--------------------------------------------------------------------- >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] > > _____________________________________________________________ Get 25MB, POP3, Spam Filtering with LYCOS MAIL PLUS for $19.95/year. http://login.mail.lycos.com/brandPage.shtml?pageId=plus&ref=lmtplus --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
