Thanks guys, that helped a lot. Saurabh
On Sat, Jul 16, 2011 at 3:08 PM, Mihai Caraman <caraman.mi...@gmail.com>wrote: > > > > indexWriter = new IndexWriter(FSDirectory.open(new File(indexDirName)), > > getAnalyzer(), true, MaxFieldLength.UNLIMITED); > > > > Does this statement cleans up existing index files? > > yes > > > > If yes, then how do I > > tackle a scenario where lets say I brought down my application server > > hosting code to create lucene index and then start it again, this way a > new > > JVM will start creating indexWriter instance again which will eventually > > clean up my existing index files. > > > > indexWriter = new IndexWriter(FSDirectory.open(new File(indexDirName)), > getAnalyzer(), *false*, MaxFieldLength.UNLIMITED); > > Note: > To avoid using deprecated method use the equivalent code: > > Directory idx = new NIOFSDirectory(new File(indexDirName), null); > IndexWriterConfig iConfig = new > IndexWriterConfig(Version.LUCENE_31,getAnalyzer()); > iConfig.setOpenMode(IndexWriterConfig.OpenMode.CREATE_OR_APPEND); > indexWriter = new IndexWriter(idx, iConfig); >