Brilliant, that looks perfect. We're currently using an older version of Lucene in which this was an experimental class. Looks like we should upgrade.
Thanks Jim On 5 August 2011 02:10, Trejkaz <trej...@trypticon.org> wrote: > On Fri, Aug 5, 2011 at 1:57 AM, Jim Swainston > <jimswains...@googlemail.com> wrote: > > So if the Text input is: > > > > Marketing AND Smith OR Davies > > > > I want my program to work out that this should be grouped as the > following > > (as AND has higher precedence than OR): > > > > (Marketing AND Smith) OR Davies. > > > > I'm effectively looking for an algorithm that will properly group any > number > > of terms...... > > Have you tried using PrecedenceQueryParser instead of the standard one? > > > http://lucene.apache.org/java/3_3_0/api/all/org/apache/lucene/queryParser/precedence/PrecedenceQueryParser.html > > It probably does the right thing. > > (Related but not part of the answer: I solved the issue here by making > it a parser-level feature, since I was making my own parser anyway. > When we get the AST from the parser, the precedence has already been > figured out.) > > TX > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > >
