[jsword-devel] Out of Memory Issues Loading repo module lists

Martin Denham mjdenham at gmail.com
Sat Jan 16 08:13:24 MST 2016 

Hi DM,

I think it is a good time to do another alpha build of AB.  Could you
commit Ini.java before I do a build?

Martin

On 15 January 2016 at 21:45, DM Smith <dmsmith at crosswire.org> wrote:

> Glad you like it. I missed Ini.java in the last commit. I had the change
> already in my system.
>
> On Jan 15, 2016, at 4:15 PM, Martin Denham <mjdenham at gmail.com> wrote:
>
> Wow, just tried Reduced the footprint of IniSection, used by
> SwordBookMetaData.
> <https://github.com/crosswire/jsword/commit/24343c32bfd25586a3b85a32df454525890ed51f> and
> it uses even less memory than my experiments: 3Mb for eBible and 4.5Mb for
> all repos.
>
> There seems to be a minor dependency error in Ini.java as a result of
> changes in IniSection.  I just changed List to Collection to make it
> compile.
>     public List<String> getKeys()
>
> Martin
>
> On 15 January 2016 at 18:36, DM Smith <dmsmith at crosswire.org> wrote:
>
>> I haven’t had a moment to look at the internal data structures. One of
>> the natures of IniSection is that it is a multi-map. That means a key can
>> be repeated one or more times. Though the typical case is that it is not
>> repeated.
>>
>> So get(String key, int index) is needed.
>>
>> The order of values for a repeated key needs to be retained. So for a
>> given key that has n values, they can be logically accessed as 0 .. n-1.
>> Being able to iterate over the list to get them is just fine. It doesn’t
>> need to be indexed access. Aside: The reason for keeping them ordered is
>> that a SWORD app expects GlobalOptionFilter to be executed in the order it
>> occurs. It is not readily obvious but each of the values for a
>> GlobalOptionFilter is the name of a C++ class. The collection of them forms
>> a chain of modification on the raw text from a module. While we are
>> independent of SWORD apps and library, we try to coexist and support the
>> same underlying abilities.
>> So HashMap<String, HashSet<String>> doesn’t retain the order of the
>> values.
>>
>> The current implementation has the keys being ordered by insertion order.
>> (TreeMap and List). This is no longer necessary. We’ve added the ability to
>> request the keys in a particular order. SWORD treats the conf file as a
>> database of key, value pairs where order (other than for repeated keys) is
>> unimportant.
>>
>> If a key/value is repeated, it is ignored. The code does this by using a
>> set. But it could have used a list and call contains on it. It is a
>> time/space trade-off.
>>
>> Couple of options:
>> 1) Have two data structures:
>> One to hold key, value pairs.
>> Another to hold key, value lists.
>> The invariant is that a stored key can be in at most one of these.
>> The trick is that when adding a key,value pair an entry may need to
>> migrate from the one data structure to the other.
>> Also, removing a key/value means looking at both data structures and
>> possibly migrating from one to the other.
>> The old code did something like this, but I opted for something simpler.
>> 2) Use lighterweight data structures that meet the minimum requirements
>> of order.
>>
>> I’ll give it a go.
>>
>> — DM
>>
>> On Jan 15, 2016, at 12:35 PM, Martin Denham <mjdenham at gmail.com> wrote:
>>
>> I have done a few experiments using different data structures in
>> IniSection and they seem to occupy a lot less memory but some IniSection
>> functions are no longer well supported e.g. get(String key, int index), so
>> I am not sure if this is worth pursuing.
>>
>> HashMap<String, String> 3Mb for all repos (forgot to check just eBible)
>> HashMap<String, HashSet<String>> 3.6Mb for eBible and 5Mb for all repos
>>
>> This compares to 10Mb just for eBible with the original data structure.
>>
>> Martin
>>
>> On 15 January 2016 at 15:05, Martin Denham <mjdenham at gmail.com> wrote:
>>
>>> I was also thinking that maybe the default should be to return a full
>>> sbmd and another method or parameter will cause a partial sbmd to be
>>> returned.  This would prevent surprises for other JSword users who don't
>>> have tight memory constraints.
>>>
>>> Martin
>>>
>>> On 15 January 2016 at 14:11, DM Smith <dmsmith at crosswire.org> wrote:
>>>
>>>> I’ll do that soon. And get back to you. I hadn’t meant to move
>>>> GatherAllReferences and ReadEverything from tests to examples at this time,
>>>> but later.
>>>>
>>>> — DM
>>>>
>>>> On Jan 15, 2016, at 9:09 AM, Martin Denham <mjdenham at gmail.com> wrote:
>>>>
>>>> Hi DM,
>>>>
>>>> Could you verify that you have checked in the Category fix as I still
>>>> have the problem after fetching the latest commit?  The last commit says
>>>> 'Fixed bug in category' but only includes changes in the examples package.
>>>> Also, the changes in the examples package, GatherAllReferences and
>>>> ReadEverything, do not compile as they are in the wrong package.
>>>>
>>>> Martin
>>>>
>>>> On 14 January 2016 at 02:16, DM Smith <dmsmith at crosswire.org> wrote:
>>>>
>>>>> Glad it is a good, workable solution.
>>>>>
>>>>> I saw that category problem earlier today and checked in a fix for it.
>>>>> I was addressing a problem with Bible Desktop’s display of a red ? over the
>>>>> cult bibles in the installer. Tried breaking it out into it’s own category.
>>>>> Tried putting it into “Other”. Not satisfied quite yet. But all the others
>>>>> are appropriately classified.
>>>>> — DM
>>>>>
>>>>> On Jan 13, 2016, at 5:30 PM, Martin Denham <mjdenham at gmail.com> wrote:
>>>>>
>>>>> The latest code seems to be running quite smoothly.
>>>>> eBible 680 modules 10Mb ram
>>>>>
>>>>> I could not notice any new major pauses.
>>>>> sbmd.reload works well and AB can show the About dialog.  I can see a
>>>>> slight but insignificant pause as the full attributes are loaded.
>>>>> I have installed various modules from different repositories.
>>>>> The above tests were done on a fairly low spec Android 2.2 AVD with
>>>>> 64Mb heap.
>>>>>
>>>>> The only issue I have noticed is that non-Bibles are appearing in the
>>>>> list of Bibles so I think there may be an issue with Category.  I can see
>>>>> some commentaries and GenBooks in a list that should just contain Bibles.
>>>>> If the problem is not obvious I can investigate further later.
>>>>>
>>>>> Thanks
>>>>> Martin
>>>>>
>>>>> On 12 January 2016 at 13:58, DM Smith <dmsmith at crosswire.org> wrote:
>>>>>
>>>>>> I’m working on transforming the tar.gz to a zip. The zip has much
>>>>>> faster access to files in it. The same amount of time per file. The tar.gz
>>>>>> is Tape ARchive and is fast to get the first and slow to get the last.
>>>>>>
>>>>>> I just did some computations and unpacking the tar.gz is not good for
>>>>>> your app. But you told me that…. :)
>>>>>>
>>>>>> In Him,
>>>>>> DM
>>>>>>
>>>>>> On Jan 12, 2016, at 8:16 AM, Martin Denham <mjdenham at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>> I like this idea: "A file in a jar has an URL that is something like
>>>>>> …/fred.jar!file"
>>>>>>
>>>>>> Martin
>>>>>>
>>>>>> On 11 January 2016 at 23:29, DM Smith <dmsmith at crosswire.org> wrote:
>>>>>>
>>>>>>>
>>>>>>> On Jan 11, 2016, at 6:07 PM, Martin Denham <mjdenham at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>> My estimate of file size might be too low because I forgot to take
>>>>>>> into account block size.  Quickly playing around with my android adds about
>>>>>>> 40% making it at least 7Mb for the conf files.
>>>>>>>
>>>>>>>
>>>>>>> Understand.
>>>>>>>
>>>>>>>
>>>>>>> By 'fluff' do you mean extract all the files from mods.d.tar.gz and
>>>>>>> write them all to disk.  I am a little concerned about writing and deleting
>>>>>>> hundreds of small files to the sd card repeatedly.  SD cards are not as
>>>>>>> good at high r/w as normal disks or flash drives.  That is the reason I do
>>>>>>> not store the AB database on the SD card.
>>>>>>>
>>>>>>>
>>>>>>> By fluff, I meant that the conf file would be re-read without a
>>>>>>> filter, thus getting everything.
>>>>>>>
>>>>>>>
>>>>>>> The process described would also make viewing a description (in AB
>>>>>>> right-click About) an unexpectedly expensive operation involving writing
>>>>>>> hundreds of files to the sd card.
>>>>>>>
>>>>>>>
>>>>>>> It would involve re-reading the one file without a filter. It should
>>>>>>> happen fast.
>>>>>>>
>>>>>>>
>>>>>>> I did not know about sbmd.toOSIS() and have not used it.  AB just
>>>>>>> pops up a little dialog with a few fields like About, copyright, licence,
>>>>>>> version, versification.
>>>>>>>
>>>>>>>
>>>>>>> Ok. Then you’ll need to call “fluff” before retreiving those fields.
>>>>>>> The code for fluff (or whatever we call it) would be something like:
>>>>>>> public void fluff() {
>>>>>>>   if (partiallyLoaded) {
>>>>>>> re-read and process the conf without a filter
>>>>>>> partiallyLoaded = false;
>>>>>>>    }
>>>>>>> }
>>>>>>>
>>>>>>>
>>>>>>> For the 2 reasons above my preference would be to avoid writing
>>>>>>> hundreds of files to the SD card but I can't think of a perfect solution.
>>>>>>> While grappling with this last week I was just trying to get the original
>>>>>>> code to work more efficiently (but failed).  I am not very experienced in
>>>>>>> Memory Analysis but suspected the memory use was higher than it might have
>>>>>>> been.
>>>>>>>
>>>>>>> By design, which files do you write to SD card? If they are only
>>>>>>> written when the mods.d.tar.gz is downloaded, would that help?
>>>>>>>
>>>>>>>
>>>>>>> If the tar.gz was searched each time for the conf it would be more
>>>>>>> expensive to process the tar.gz every time a Description is requested but
>>>>>>> the first time it would be quicker than writing hundreds of .conf files and
>>>>>>> to be honest I think a lot of people do not know about the long-press menu
>>>>>>> in AB so probably just the initial list of modules would be used most of
>>>>>>> the time.
>>>>>>>
>>>>>>>
>>>>>>> I don’t know about the long-press menu. In BibleDesktop, it is easy
>>>>>>> to navigate from one available to the next and each time it shows the full
>>>>>>> conf.
>>>>>>>
>>>>>>>
>>>>>>> Coincidentally my android slowed to a crawl when I tried to copy all
>>>>>>> of eBible's .conf files to it just now - initially fast then 1 file per 3
>>>>>>> secs, after 10 minutes I unplugged it, although that probably is not a
>>>>>>> realistic test and there is probably an explanation for the issue.
>>>>>>>
>>>>>>>
>>>>>>> I’ve nearly got the code written to unpack the conf. Let me zip up
>>>>>>> the files that have changed and send them to you.
>>>>>>>
>>>>>>> Basically, if you delete mods.d.tar.gz, it will fetch a new one
>>>>>>> (current behavior). If you delete mods.d/ it will unpack mods.d.tar.gz into
>>>>>>> it. If you fetch mods.d.tar.gz it will unpack it into mods.d. All of this
>>>>>>> takes place in the folder that mods.d.tar.gz is present.
>>>>>>>
>>>>>>> I tried adding new confs to mods.d that weren’t in mods.d.tar.gz to
>>>>>>> simulate a takedown and that works as well.
>>>>>>>
>>>>>>> If this code is no good for you, I’ve another thought. A file in a
>>>>>>> jar has an URL that is something like …/fred.jar!file. Maybe we can
>>>>>>> transform the mods.d.tar.gz into mods.d.tar and use that addressing
>>>>>>> mechanism to fetch the file? I’ll take a look at how the JRE does that.
>>>>>>> Maybe, I’ll roll the same for JSword over a tar.gz file.
>>>>>>>
>>>>>>> DM
>>>>>>>
>>>>>>>
>>>>>>> Martin
>>>>>>>
>>>>>>> On 11 January 2016 at 19:28, DM Smith <dmsmith at crosswire.org> wrote:
>>>>>>>
>>>>>>>> I have been thinking about this a bit more. I was knew there was a
>>>>>>>> need to prevent stale confs. The time performance is something that I’m not
>>>>>>>> able to test. My machine has an SSD, a fast 4 core CPU and gobs of RAM. So
>>>>>>>> I need you to keep me in line. ;)
>>>>>>>>
>>>>>>>> The easiest way to keep it pristine is to unpack it into a
>>>>>>>> temporary folder, rename the old folder and then rename the new folder.
>>>>>>>> Finally deleting the old folder. By doing it in this order it minimizes the
>>>>>>>> time that mods.d is unavailable. Important for multi-threaded apps and
>>>>>>>> multiple apps that share the same machine simultaneously.
>>>>>>>>
>>>>>>>> Right now the SwordBookMetaData remembers the File for the conf of
>>>>>>>> installed modules and is able to re-read it easily. But it does not store
>>>>>>>> anything about a conf’s location when it is from mods.d.tar.gz. I suppose I
>>>>>>>> could have it remember the location of mods.d.tar.gz and the name of the
>>>>>>>> conf entry and create a method to extract a that conf out of the compressed
>>>>>>>> archive. This would need to be done for each module that the user requests
>>>>>>>> info. To do this is quite expensive as it means inflating the file then
>>>>>>>> iterating over the contents until the desired conf is found.
>>>>>>>>
>>>>>>>> I think that it would be better to see how much time it adds to
>>>>>>>> extract the files and store them on disk. The fluffing of them would only
>>>>>>>> be when the user wants to browse a description of the module.
>>>>>>>>
>>>>>>>> I’d like to modify sbmd.toOSIS to check if the sbmd is partial or
>>>>>>>> full and if not full re-read the conf fully and then continue as before. I
>>>>>>>> think that is how JSword is designed to retreive the conf for presentation
>>>>>>>> to the end user. Does AndBible use that or some other mechanism to get what
>>>>>>>> it wants for presentation?
>>>>>>>>
>>>>>>>> I think I’ll add a “fluff” method to BookMetaData that will do
>>>>>>>> this. This could be called to get it to fluff at another time.
>>>>>>>>
>>>>>>>> DM
>>>>>>>>
>>>>>>>> On Jan 11, 2016, at 1:00 PM, Martin Denham <mjdenham at gmail.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>> My rough estimates have the total size of conf files in all repos
>>>>>>>> at about 5Mb which is not too different to the size of a module like ESV so
>>>>>>>> the impact should not be significant and it should not be a problem if this
>>>>>>>> is required.
>>>>>>>>
>>>>>>>> Other things to consider that come to mind i) would need to remove
>>>>>>>> conf files no longer in mods.d.tar.gz or delete and re-extract everything
>>>>>>>> after a refresh ii) Time taken to save files - loading the list is already
>>>>>>>> slow.
>>>>>>>>
>>>>>>>> I can't think of any major reason not to do as you describe.
>>>>>>>>
>>>>>>>> However, would an easier approach be to find files in the zip a bit
>>>>>>>> like this
>>>>>>>> <http://stackoverflow.com/questions/11123528/finding-a-file-in-zipentry-java>.
>>>>>>>> Speed would not be an issue because it would only be done once or twice
>>>>>>>> after fetching the list e.g. to view About or to actually download.  The
>>>>>>>> mod.conf file name/path could be saved in SBMD if required.
>>>>>>>>
>>>>>>>> Martin
>>>>>>>>
>>>>>>>>
>>>>>>>> On 11 January 2016 at 01:39, DM Smith <dmsmith at crosswire.org>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> I’m trying to figure out how to reload a conf from a remote source
>>>>>>>>> (to go from a partial load to a full load).  The problem is that the
>>>>>>>>> AbstractSwordInstaller sits over top of mods.d.tar.gz, which it does not
>>>>>>>>> unpack. Instead, it iterates over all the entries in that binary file and
>>>>>>>>> handles each entry (i.e. a conf) in core. It doesn’t hit the disk. I’m
>>>>>>>>> wondering whether it would be alright to unpack the file in the same
>>>>>>>>> folder? That would allow a SwordBookMetaData to reload the file. It would
>>>>>>>>> also mean that SwordBookMetaData would only need one means of reading a
>>>>>>>>> conf as it’d be a file and not a byte array.
>>>>>>>>>
>>>>>>>>> It isn’t a problem with desktop or server apps, but it might be
>>>>>>>>> for AndBible.
>>>>>>>>>
>>>>>>>>> — DM
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Jan 10, 2016, at 3:31 PM, DM Smith <dmsmith at crosswire.org>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>> The problem you encountered was 2 bugs:
>>>>>>>>> When the module is not UTF-8 the remote repository’s conf is
>>>>>>>>> re-read, but the filter wasn’t passed.
>>>>>>>>> Not intended, but IniSection required a filter, rather than saying
>>>>>>>>> a null filter meant everything passed.
>>>>>>>>>
>>>>>>>>> I’ve checked in that fix. Still trying to make the memory less….
>>>>>>>>>
>>>>>>>>> — DM
>>>>>>>>>
>>>>>>>>> On Jan 10, 2016, at 1:18 PM, DM Smith <dmsmith at crosswire.org>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>> The “Partial load of conf file.’ was to load all of the things in
>>>>>>>>> a conf that the JSword engine needs to work with a module. I don’t know why
>>>>>>>>> the CrossWire repo is working for me but not for you. I’ll keep working on
>>>>>>>>> it today. The problem with the previous commit was fixed with the last
>>>>>>>>> commit. I wasn’t “adjusting” the module after loading to fill in things
>>>>>>>>> like BookDriver and BookCategory.
>>>>>>>>>
>>>>>>>>> I’m wondering whether getting the list of Books from the installer
>>>>>>>>> creates a deep rather than a shallow copy of them.
>>>>>>>>>
>>>>>>>>> Today I hope to make SwordBookMetaData even more lazy. It has a
>>>>>>>>> BookDriver and validates its storage when the repo is loaded. I plan to
>>>>>>>>> break one of my modules by renaming one of the files and see the impact.
>>>>>>>>> Chris and I have noticed that the FileState objects are not fully released.
>>>>>>>>> This actually is part of the design.
>>>>>>>>>
>>>>>>>>> Anyway, I think it is going in the right direction. Reducing the
>>>>>>>>> memory 4x is a  good thing. The data structures within the IniSection may
>>>>>>>>> be too heavy. I may relax the requirement that it maintains the SWORD confs
>>>>>>>>> order. The idea was to be able to modify the provided conf, retaining its
>>>>>>>>> order. However, now we never modify that conf.
>>>>>>>>>
>>>>>>>>> configAll was a deep clone of configSword. configAll adds in the
>>>>>>>>> contents of configJSword and then configFrontend. These last two are
>>>>>>>>> created even if not needed. We could make them lazy as well.
>>>>>>>>>
>>>>>>>>> DM
>>>>>>>>>
>>>>>>>>> On Jan 10, 2016, at 11:07 AM, Martin Denham <mjdenham at gmail.com>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>> Thanks for the quick response.  I have had a brief look at the new
>>>>>>>>> commits.
>>>>>>>>>
>>>>>>>>> A lot of the attributes aren't being returned now so it is tricky
>>>>>>>>> to test and there are various errors but running the current tip 'Partial
>>>>>>>>> load of conf file.
>>>>>>>>> <https://github.com/crosswire/jsword/commit/80020f51c6a762d458ce8ae70007b78eadee1fb3>'
>>>>>>>>> the SBMD for eBible is now only a quarter of the original size at 10Mb
>>>>>>>>> which is fine but I still don't understand why it is so large for the
>>>>>>>>> minimal attribute set now being returned.
>>>>>>>>>
>>>>>>>>> I get a lot of errors like:
>>>>>>>>> SwordBookMetaData(492): Book not supported: malformed conf file
>>>>>>>>> for [BBE] no ModDrv found.
>>>>>>>>> SwordBookMetaData(492): Malformed conf file: missing
>>>>>>>>> [BBE]Description=. Using BBE
>>>>>>>>>
>>>>>>>>> and peculiarly the eBible repo seems to be the only repo I can use
>>>>>>>>> because all the others error.
>>>>>>>>>
>>>>>>>>> I also tried the previous commit Cut the memory requirements of a
>>>>>>>>> SwordBookMetaData in half.
>>>>>>>>> <https://github.com/crosswire/jsword/commit/cc32ba8f1bb245932a747390d03874b2be70e9a1> but
>>>>>>>>> it did not work because basic attributes like language were not being
>>>>>>>>> returned.
>>>>>>>>>
>>>>>>>>> I still don't understand why removing configSword should reduce
>>>>>>>>> memory by half because it should just be removing references to data that
>>>>>>>>> is also referenced from configAll, so it would reduce memory slightly but
>>>>>>>>> not much.
>>>>>>>>>
>>>>>>>>> Martin
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On 10 January 2016 at 04:14, DM Smith <dmsmith at crosswire.org>
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>>> OK. That’s done. Also accidentally introduced a bug with the last
>>>>>>>>>> commit. It is noticeably fast.
>>>>>>>>>>
>>>>>>>>>> Next up, allow for *a* SwordBookMetaData to be reloaded fully.
>>>>>>>>>> This is needed to bring in all the other elements which are information
>>>>>>>>>> only, such as About, in order to display info to the end user. Since the
>>>>>>>>>> user will only look at one modules info at a time, it will load that one.
>>>>>>>>>> You may need to change your code (hope not) to force that one to reload.
>>>>>>>>>>
>>>>>>>>>> Give the code a try to see if it solves your out of memory error.
>>>>>>>>>>
>>>>>>>>>> DM
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Jan 9, 2016, at 9:06 PM, DM Smith <dmsmith at crosswire.org>
>>>>>>>>>> wrote:
>>>>>>>>>>
>>>>>>>>>> I’ll be adding a filter to IniSection. Something like:
>>>>>>>>>> if  (filter.test(key)) {
>>>>>>>>>> use the key
>>>>>>>>>> } else {
>>>>>>>>>> do nothing
>>>>>>>>>> }
>>>>>>>>>>
>>>>>>>>>> SwordBookMetaData will be responsible for building the filter. At
>>>>>>>>>> least for a first go around. A single object should do.
>>>>>>>>>>
>>>>>>>>>> DM
>>>>>>>>>>
>>>>>>>>>> On Jan 9, 2016, at 6:29 PM, DM Smith <dmsmith at crosswire.org>
>>>>>>>>>> wrote:
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Yes, like you I have thought of streamlining conf loading for
>>>>>>>>>> repo lists.  One idea I had was to enable specification of a filter to
>>>>>>>>>> SwordBookMetaData to limit the conf values that are stored.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> I was thinking of something similar. My ideas aren’t good enough
>>>>>>>>>> to be put into practice, but some kind of flag indicating empty, partially
>>>>>>>>>> or fully loaded. Empty would mean that it hasn’t gone to disk to get the
>>>>>>>>>> conf. Partial means that it read everything, but threw away most as not
>>>>>>>>>> interesting (since the conf does not have order you have to read and parse
>>>>>>>>>> it all). Full would mean that nothing was pitched.
>>>>>>>>>> SwordBookMetaData.getProperty would need to be changed to determine whether
>>>>>>>>>> the key is in memory or might be on disk and do the right thing. Or we
>>>>>>>>>> could keep getProperty as it is and if you want one of the fields that is
>>>>>>>>>> not stored (e.g. About) you have to call reload().
>>>>>>>>>>
>>>>>>>>>> Maybe we could also cache that info into a separate file(s)? When
>>>>>>>>>> mods.d.tar.gz is updated then the cache would be recomputed. In doing the
>>>>>>>>>> computation, each conf would be read then pitched. Basically, the storage
>>>>>>>>>> would be o.c.c.utils.Ini, if one file or IniSection, if many files.
>>>>>>>>>>
>>>>>>>>>> What do you think?
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _______________________________________________
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>>>>>>>>>> jsword-devel at crosswire.org
>>>>>>>>>> http://www.crosswire.org/mailman/listinfo/jsword-devel
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
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>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>> _______________________________________________
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