I extend my original post: How is it possible to use lucene in 2 diffent classes / objects, if I dont want to use static methods/variables? (one object read/writer, the other is read only)
Kind regards, D. Penning Zender00 wrote: > > Hi, > I tried to implement a singleton pattern for my already working lucene > object. > But there is a strange error when I tried to access the instance. > > When my Singleton GetInstance() method is executed for the first time it > creates a new instance of my lucene object. There are some member > variables in this object like an IndexWriter and IndexReader. These > objects are created in the constructor and I can access them directly in > the constructor successfully. > GetInstance() now returns this lucene object and I have to execute some > operations on it. But the IndexWriter seems to be closed meanwhile and I > got the exception: > > "org.apache.lucene.store.AlreadyClosed Exception: this IndexWriter is > closed" when my object tries to writer some documents. > > How could this happen? Isn't it possible to use lucene with a > singleton-pattern? > > Kind regards, > D. Penning > -- View this message in context: http://www.nabble.com/Singleton-and-Lucene%3A-org.apache.lucene.store.AlreadyClosed-tp20983056p21011945.html Sent from the Lucene - Java Users mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
