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From Lee <lee...@gmail.com>
Subject Re: IndexReader.reopen() question
Date Fri, 04 Mar 2011 17:31:33 GMT
Thanks Ian, and Mike -- the code below was the result of badly copying 
the Javadocs in exasperation and panic: all points taken with gratitude.

Cheers
Lee

On 04/03/2011 16:40, Ian Lea wrote:
> Looks basically OK to me.  I wonder if you need the isCurrent() check
> as well as if (newReader != reader) but shouldn't do any harm.
> Likewise there doesn't seem much point in reassigning reader and
> creating a new searcher if newReader is the same as reader.  But I
> don't think that either of those would cause new entries not to be
> picked up.
>
> I'd ask for some evidence and/or check that the new entries really
> have been added.
>
>
> --
> Ian.
>
>
> On Fri, Mar 4, 2011 at 1:20 PM, Lee Goddard<leegee@gmail.com>  wrote:
>> Hello list,
>>
>> Does this look correct?  I am told it is not functioning, in that new
>> entries to the index are not being picked-up?
>>
>> Thanks
>> Lee
>>
>>
>>         try {
>>             if (! reader.isCurrent()){
>>                 IndexReader newReader = reader.reopen();
>>                 if (newReader != reader) {
>>                     // reader was reopened
>>                     searcher.close();
>>                     reader.close();
>>                 }
>>                 reader = newReader;
>>                 searcher    = new IndexSearcher(reader);
>>                 if (searcher == null) throw new ServletException( "searcher
>> is null (init a)" );
>>             }
>>         } catch (CorruptIndexException e){
>>             throw new ServletException( "Could not refresh reader?
>> "+e.getMessage() );
>>         } catch (IOException e){
>>             throw new ServletException( "Could not refresh reader?
>> "+e.getMessage() );
>>         } catch (Exception e){
>>             throw new ServletException( "Could not re-open reader?
>> "+e.getMessage() );
>>         }
>>
>>
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