[jsword-devel] Update on JSword

[Manfred Bergmann]

Brian.

Am 11.10.2009 um 21:37 schrieb Brian Fernandes:

> DM,
>
> Thanks for the really detailed update, good to see search always  
> improving with Lucene. I am eagerly awaiting the av11n support, and  
> I know only you can pull this off, having said that - if you need  
> any help with it, just let me know.
>
> I just filed two BD bugs:
> http://www.crosswire.org/bugs/browse/BD-144
> http://www.crosswire.org/bugs/browse/BD-145
>
> I can take a look at fixing these myself (unless they are already  
> fixed / being worked on?), they now affect FireBible users too,  
> since I've integrated the book installer from BD. Please let me know  
> if you have any thoughts on either (esp where you prefer the button  
> on 144). I had raised these on the mailing list earlier but received  
> no response, I guess the JIRA is the most appropriate place for them  
> anyway.
>
> Manfred, I couldn't locate the start of your thread, but I assume  
> you switching MacSword over to using JSword? Glad to have you over!

No, MacSword using JSword wouldn't really make sense. But I'm keen on  
helping out on JSword and get some things done.


Manfred

>
> On 05/10/09 5:52 PM, DM Smith wrote:
>> I'm working on JSword again after a long time of not being able to.
>>
>> A couple of notes:
>> I've upgraded all the QA tools (e.g. findbugs, checkstyle) and in  
>> the process broke the nightly build. I'll fix that shortly.
>>
>> I am applying patches, fixing bugs, upgrading 3-rd party components  
>> and satisfying requests that others have made. I checked in a  
>> change for Tonny the other night. (Tonny hopefully you grabbed  
>> that. If not you might need to build the jars yourself.)
>>
>> If you develop on a Mac in Eclipse and have upgraded to Snow  
>> Leopard, you'll need to go into Preferences -> Java and delete all  
>> the JREs and re-add them. Without doing that, it will not let you  
>> run the program w/in Eclipse.
>>
>> Lucene has just released version 2.9. This is in preparation for  
>> the 3.0 release, with the only real difference between the two is  
>> that deprecations are being removed. The second minor difference is  
>> that 3.0 will require Java 5 as it is introducing Generics into the  
>> API (supposedly in a backward compatible, drop-in the new jar, kind  
>> of way. We'll see.) I'm working on upgrading to it. Lots has  
>> changed internally. The impact to JSword is that our lucene search  
>> indexes will need to be rebuilt, requiring us to finish their  
>> versioning and handling a version difference in the front-ends.
>>
>> Speaking of Snow Leopard for Mac OSX. Our policy has been to  
>> support old OSes for a long time, but not forever. I.E. the current  
>> and two prior. Soon we'll be dropping support for Panther, which  
>> came out 6 years ago this month. (A year and a half ago Panther was  
>> on 23% of all Macs.) This will happen when we go to Lucene 3.0 and  
>> Java 5. (Note: Tiger does not install Java 5 but it is available  
>> for install. We'll need to provide notes.) I'd still like to  
>> release ELEPHANT (see other threads or JIRA for a description) as  
>> the last Java 1.4 application.
>>
>> With the new version of Lucene, I am a new method to PassageTally  
>> called getTotal and SearchModifier with (set/get)MaxResults. This  
>> optimization will give us a place to hang the total number of hits  
>> in a search request when the user only wants to see the top 20 or  
>> so. The current code would prioritize all the verses coming back  
>> from a search and then sort them. These results were then pruned to  
>> the top N verses. Lucene has now simplified how this can happen  
>> with its new Collector method. There is a Collector that only  
>> retains the hits that have a higher score than the N-th one with  
>> the lowest score, but counts all of them. PassageTally is at its  
>> best when it is small. So now only the top N are put into the  
>> PassageTally and the total hits are recorded.
>>
>> Lucene has also introduced new Arabic and Persian analyzers. These  
>> will make searches on those much nicer. I'll need some testing  
>> volunteers for that when I've got it all checked in.
>>
>> In His Service,
>>    DM Smith
>>
>>
>>
>>
>> _______________________________________________
>> jsword-devel mailing list
>> jsword-devel at crosswire.org
>> http://www.crosswire.org/mailman/listinfo/jsword-devel
>>
>
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