Hi, Sorry, correction: If you call commit() without map, it should preserve the previous map (according to the docs).
You can read the Map without opening an IndexReader just by a static method in IndexReader that simply reads the segments file. ----- Uwe Schindler H.-H.-Meier-Allee 63, D-28213 Bremen http://www.thetaphi.de eMail: u...@thetaphi.de > -----Original Message----- > From: Uwe Schindler [mailto:u...@thetaphi.de] > Sent: Friday, November 04, 2011 8:31 AM > To: java-user@lucene.apache.org > Subject: RE: Adding metadata to Lucene indexes? > > It must be passed to every commit. > > ----- > Uwe Schindler > H.-H.-Meier-Allee 63, D-28213 Bremen > http://www.thetaphi.de > eMail: u...@thetaphi.de > > > -----Original Message----- > > From: Francisco A. Lozano [mailto:floz...@gmail.com] > > Sent: Friday, November 04, 2011 7:19 AM > > To: java-user@lucene.apache.org > > Subject: Re: Adding metadata to Lucene indexes? > > > > This metadata Map needs to be written on every commit, or if I just > > use plain > > commit() without the Map<> it keeps the old values? > > > > > > Francisco A. Lozano > > > > > > > > On Thu, Nov 3, 2011 at 22:22, Greg Bowyer <gbow...@shopzilla.com> wrote: > > > I would look at the meta data for this, the magic document is > > > something that I did previously for exactly this problem, and two > > > weeks later we removed it as so much of the code started having to > > > check if the document was the magic document. > > > > > > The only thing with lucene metadata is that solr, currently, does > > > not expose this. > > > On 03/11/11 14:14, Jochen wrote: > > >> > > >> Thanks for the help. Following-up on that, how can I create > > >> document that is not indexed and returned by "normal" searches, and > > >> retrieve it when I need access to my metadata? There seems to be no > > >> reliable "document id" that I can use for this. > > >> > > >> Regards, > > >> Jochen > > >> > > >> On 2011-11-03 16:51:48 +0000, Uwe Schindler said: > > >> > > >>> There is also commit user data (a String-Map). When you commit the > > >>> index writer you can attach that metadata. It's readable by IndexReader. > > >>> > > >>> ----- > > >>> Uwe Schindler > > >>> H.-H.-Meier-Allee 63, D-28213 Bremen http://www.thetaphi.de > > >>> eMail: u...@thetaphi.de > > >>> > > >>>> -----Original Message----- > > >>>> From: Ian Lea [mailto:ian....@gmail.com] > > >>>> Sent: Thursday, November 03, 2011 4:05 PM > > >>>> To: java-user@lucene.apache.org > > >>>> Subject: Re: Adding metadata to Lucene indexes? > > >>>> > > >>>> You could add a dedicated document to the index storing whatever > > >>>> you want. > > >>>> There is no requirement for lucene docs to bear any relation to > > >>>> each > > >>> > > >>> other. > > >>>> > > >>>> -- > > >>>> Ian. > > >>>> > > >>>> > > >>>> On Wed, Nov 2, 2011 at 10:09 AM, > > Jochen<jochen3...@gmail.com> wrote: > > >>>>> > > >>>>> Hi, > > >>>>> > > >>>>> is it possible to add metadata to a Lucene index (not to the > > >>>>> indivudual Fields or Documents contained in the index). We need > > >>>>> to periodically update an index by importing an XML document, > > >>>>> and are looking for a nice cozy place to store an import date > > >>>>> and a checksum that tells us if our input has changed. > > >>>>> > > >>>>> Regards, > > >>>>> Jochen > > >>>>> > > >>>>> > > >>>>> > > >>>>> ---------------------------------------------------------------- > > >>>>> -- > > >>>>> --- 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 > > >> > > >> > > >> > > >> ------------------------------------------------------------------- > > >> -- 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 > > > > > > > > > > --------------------------------------------------------------------- > > 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 --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
