[jsword-devel] Update on JSword

DM Smith dmsmith at crosswire.org
Wed Oct 7 06:38:11 MST 2009

I've started a page in the wiki (http://crosswire.org/wiki/DevTools:JSword/Personal_Commentary 
) as a whiteboard for communicating this information.

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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