I had the same problem, only got it to work when I set the system property
the way you do... UGLY!
So if there is a solution like you ask for that use 2.4 I would be
interested to know as well.
Wouter
> That does not help. The File/path is not stored with the instance. It is
> in
> a map FSDirectory keeps statically. Should subclasses of FSDirectory be
> modifying the map?
> This is not a question about how to subclass or customize FSDirectory.
> This
> is more on how to use NIOFSDirectory class. I am hoping for a simply
> answer,
> is what I am doing (setting the class name statically on system property)
> the right way?
>
> -John
>
> On Thu, Dec 4, 2008 at 2:00 PM, Yonik Seeley <[EMAIL PROTECTED]> wrote:
>
>> On Thu, Dec 4, 2008 at 4:32 PM, Glen Newton <[EMAIL PROTECTED]>
>> wrote:
>> > Sorry....what version are we talking about? :-)
>>
>> The current development version of Lucene allows you to directly
>> instantiate FSDirectory subclasses.
>>
>> -Yonik
>>
>>
>> > thanks,
>> >
>> > Glen
>> >
>> > 2008/12/4 Yonik Seeley <[EMAIL PROTECTED]>:
>> >> On Thu, Dec 4, 2008 at 4:11 PM, John Wang <[EMAIL PROTECTED]>
>> wrote:
>> >>> Hi guys:
>> >>> We did some profiling and benchmarking:
>> >>>
>> >>> The thread contention on FSDIrectory is gone, and for the set of
>> queries
>> >>> we are running, performance improved by a factor of 5 (to be
>> conservative).
>> >>>
>> >>> Great job, this is awesome, a simple change and made a huge
>> difference.
>> >>>
>> >>> To get NIOFSDirectory installed, I didn't find any documentation
>> >>> (doesn't mean there aren't any), after reading the code, I resorted
>> to:
>> >>>
>> >>> static
>> >>> {
>> >>>
>> >>>
>> System.setProperty("org.apache.lucene.FSDirectory.class",NIOFSDirectory.class.getName());
>> >>> }
>> >>> I am sure this is not the intended usage, as this is really ugly.
>> What is
>> >>> the suggested usage?
>> >>
>> >> Instantiate NIOFSDirectory directly and pass it to the
>> IndexReader.open()
>> >>
>> >> -Yonik
>> >>
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>> >
>> >
>> >
>> > --
>> >
>> > -
>> >
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