Hi,

I guess, that, in short, what I'm really trying to find out is:

If I construct a Lucene query, can I (somehow) use that to query a String 
object that I have, rather than querying against a Lucene index?

Thanks,
Jim


---- oh...@cox.net wrote: 
> Hi,
> 
> This question is going to be a little complicated to explain, but let me try.
> 
> I have implemented an indexer app based on the demo IndexFiles app, and a web 
> app based on the luceneweb web app for the searching.
> 
> In my case, the "Documents" that I'm indexing are a proprietary file type, 
> and each document has kind of "sub-documents".  So, in my indexer, I parse 
> each of the sub-documents, and, for a given "Document", I build a long string 
> containing terms that I extracted from each of the sub-documents, then I do:
> 
> doc.add(new Field("contents", longstring, Field.Store.YES, 
> Field.Index.ANALYZED));
> 
> I also add the longstring to another non-indexed field, summary:
> 
> doc.add(new Field("summary", longstring, Field.Store.YES, Field.Index.NO));
> 
> The modified luceneweb web app that I use is pretty vanilla, and originally, 
> what I was asked to do was to be able to search just for a Document, i.e., 
> given a query like "X and Y" (document containing both term=X and term=Y), 
> return the file path+name for the document.  I also was displaying the terms 
> associated with each sub-document by parsing the 'summary' string.
> 
> So, for example, if "Document1" contained 3 sub-documents (which contained 
> (term1, term2), (term1a, term2a), and (term1b, term2b), respectively), and if 
> I queried for "term1a AND term2a", the web app would display something like:
> 
> Document1                 subdoc1 term1 term2
>                                       subdoc2 term1a term2a
>                                       subdoc3 term1b term2b
> 
> However, I've now been asked to implement the ability to query the 
> sub-documents. 
> 
> In other words, rather than the web app displaying what I showed above, they 
> want it to return something like just:
> 
> Document1                 subdoc2 term1a term2a
> 
> Right now, the web app gets the 'summary' (again, in a long string), then 
> just breaks it into subdoc1, subdoc2, and subdoc3 lines, just for display 
> purposes, so to do what I've been asked, I need to query the 3 sub-strings 
> from the 'summary', i.e., run the "term1a AND term2a" query against the 
> following strings:
> 
> subdoc1 term1 term2
> subdoc2 term1a term2a
> subdoc3 term1b term2b
> 
> I guess that I can write a method to do that, but I want to make sure that 
> the sub-document/string query "duplicates" the behavior of the Lucene query.
> 
> It seems like there should be a way to duplicate the Lucene query logic by 
> using something (methods) in Lucene itself??
> 
> I've been reviewing the Javadocs, but I'm still fairly new to Lucene, so I 
> was hoping that someone could point me in the right direction?
> 
> My apologies for the longish post, but I hope that I've been able to explain 
> clearly :)!!
> 
> Thanks,
> Jim
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
> For additional commands, e-mail: java-user-h...@lucene.apache.org
> 


---------------------------------------------------------------------
To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org
For additional commands, e-mail: java-user-h...@lucene.apache.org

Reply via email to