[jsword-devel] Update on JSword

DM Smith dmsmith at crosswire.org
Wed Oct 7 16:30:17 MST 2009

I've filled in the wiki page. Take a look.

On Oct 7, 2009, at 9:38 AM, DM Smith <dmsmith at crosswire.org> wrote:

> Manfred,
> I've started a page in the wiki (http://crosswire.org/wiki/DevTools:JSword/Personal_Commentary 
> ) as a whiteboard for communicating this information.
> DM
> On Oct 6, 2009, at 3:23 AM, Manfred Bergmann wrote:
>> Am 05.10.2009 um 22:58 schrieb DM Smith:
>>> On 10/05/2009 04:10 PM, Manfred Bergmann wrote:
>>>> Am 05.10.2009 um 14:22 schrieb DM Smith:
>>>>> On Oct 5, 2009, at 9:09 AM, Manfred Bergmann wrote:
>>>>>> Hi.
>>>>>> I think switching to Java 1.5 is a good decision.
>>>>>> As you said Java 1.5 is available for Mac OSX 10.4 and AFAIR  
>>>>>> this was the only door stopper.
>>>>>> Then it would also be nice to get Generics in JSword.
>>>>>> What actually is missing to bring JSword up to speed with C++  
>>>>>> Sword?
>>>>> The biggest things: av11n and ability to write modules (which  
>>>>> supports personal commentary). We probably should add FTP back  
>>>>> in. (Try to use HTTP first and on failure go to FTP automatically)
>>>> av11n I think is too big a challenge for me but I could have a  
>>>> look at writing modules.
>>> That sounds great. I'll tackle the av11n. It will be hard.
>>>> AFAIHS the low-level stuff is in jsword-sword and I guess here is  
>>>> the actual writing code to be implemented?
>>> The implementation will be in JSword. I can point you to the  
>>> classes that will need to change and I can document the layout of  
>>> the files too.
>> Ok, that would be great.
>> Can we manage new features and all this update stuff in JIRA?
>> I've already set up the project in IDEA, so I'm ready to go. :)
>>>>> I'm sure there are others, but I haven't thought about it in a  
>>>>> long time.
>>>> Did you need some distance from the project? Or were you busy  
>>>> with other things?
>>> I guess it was a little bit of both. I was busy with family  
>>> obligations and work. The big family events are past and work has  
>>> just eased up a bit. But then I just didn't get back into it.
>>>> Manfred
>>>>>> Am 05.10.2009 um 13:22 schrieb DM Smith:
>>>>>>> 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
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