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Posted to user@poi.apache.org by Kevin Crocker <ke...@teq.net> on 2004/01/16 17:06:31 UTC

New to POI development

Hi,

I'm new to POI - in fact just found out about it yesterday. I've been 
programming
Java for a bit now but would consider myself still learning (yeah, like 
that will ever
be done).

I do have a project that I'm working on - I need to be able to read 
PowerPoint files and
then I want to build an auto index capability based on a keyword file and a
topic index file.

anyway, I'm still a bit confused about POI even after reading the docs. the 
first thing
I wanted to do was to just see what these files look like - so I figured 
that I could
run the poibrowser and point it at a file - but apparently that doesn't work.

so obviously I'm doing something wrong or have misunderstood the purpose of 
poi and
poibrowser.

Kevin



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Re: New to POI development

Posted by Kevin Crocker <ke...@teq.net>.
At 05:06 PM 1/16/2004, you wrote:
> > is this entire poi codebase
> > intended to be called via Java code and I have to write my own
> > readers/writers etc etc.
>
>Bingo, sorry for the misunderstanding. Hopefully one day we will have
>viewers for all the different file formats. Right now we're more of a
>developer library.
>
>-Ryan

ah - now I understand - ok - no problem - I'll have to dig in and write the 
readers
and writers - now I understand why I didn't understand

Thanks a bunch
Kevin



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Re: New to POI development

Posted by Ryan Ackley <sa...@cfl.rr.com>.
> is this entire poi codebase
> intended to be called via Java code and I have to write my own
> readers/writers etc etc.

Bingo, sorry for the misunderstanding. Hopefully one day we will have
viewers for all the different file formats. Right now we're more of a
developer library.

-Ryan


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Re: New to POI development

Posted by Kevin Crocker <ke...@teq.net>.
At 04:04 PM 1/16/2004, you wrote:
>On Fri, 16 Jan 2004 11:06:31 -0500 Kevin Crocker <ke...@teq.net> wrote:
> > anyway, I'm still a bit confused about POI even after reading the docs. 
> the
> > first thing
> > I wanted to do was to just see what these files look like - so I figured
> > that I could
> > run the poibrowser and point it at a file - but apparently that doesn't 
> work.
> > so obviously I'm doing something wrong or have misunderstood the 
> purpose of
> > poi and
> > poibrowser.
>
>Kevin,
>
>it would be helpfiul if you could explain in detail what you mean by 
>"apparently that doesn't work". Anyway, poibrowser is specialized on 
>displaying property set streams: the type of data POI's HPSF component 
>deals with. It displays the first few bytes of any other file it finds in 
>the POI filesystem but does not attempt to make anything useful out of 
>those bytes.
>
>Best regards
>Rainer Klute

Rainer, thanks for the insight.

I guess then my perspective is in error. What I'm attempting to do is to 
"read" a powerpoint file to the level where I can access the "text" inside 
each slide, and then I want to do some analysis (regex comparison to two 
index lists) and then generate output (not necessarily in powerpoint format 
- actually text would be just fine).

Let me simplify my question: can I "run" poibrowser in a MS Win2K 
environment (ie. like an application) or is this entire poi codebase 
intended to be called via Java code and I have to write my own 
readers/writers etc etc.

Kevin



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Re: New to POI development

Posted by Rainer Klute <kl...@rainer-klute.de>.
On Fri, 16 Jan 2004 11:06:31 -0500 Kevin Crocker <ke...@teq.net> wrote:
> anyway, I'm still a bit confused about POI even after reading the docs. the 
> first thing
> I wanted to do was to just see what these files look like - so I figured 
> that I could
> run the poibrowser and point it at a file - but apparently that doesn't work.
> so obviously I'm doing something wrong or have misunderstood the purpose of 
> poi and
> poibrowser.

Kevin,

it would be helpfiul if you could explain in detail what you mean by "apparently that doesn't work". Anyway, poibrowser is specialized on displaying property set streams: the type of data POI's HPSF component deals with. It displays the first few bytes of any other file it finds in the POI filesystem but does not attempt to make anything useful out of those bytes.

Best regards
Rainer Klute

                           Rainer Klute IT-Consulting GmbH
  Dipl.-Inform.
  Rainer Klute             E-Mail:  klute@rainer-klute.de
  Körner Grund 24          Telefon: +49 172 2324824
D-44143 Dortmund           Telefax: +49 231 5349423

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Re: New to POI development

Posted by Ryan Ackley <sa...@cfl.rr.com>.
What specifically doesn't work about the POI browser? I need to know this if
you want help.

-Ryan

----- Original Message ----- 
From: "Kevin Crocker" <ke...@teq.net>
To: "POI Users List" <po...@jakarta.apache.org>
Sent: Friday, January 16, 2004 11:06 AM
Subject: New to POI development


> Hi,
>
> I'm new to POI - in fact just found out about it yesterday. I've been
> programming
> Java for a bit now but would consider myself still learning (yeah, like
> that will ever
> be done).
>
> I do have a project that I'm working on - I need to be able to read
> PowerPoint files and
> then I want to build an auto index capability based on a keyword file and
a
> topic index file.
>
> anyway, I'm still a bit confused about POI even after reading the docs.
the
> first thing
> I wanted to do was to just see what these files look like - so I figured
> that I could
> run the poibrowser and point it at a file - but apparently that doesn't
work.
>
> so obviously I'm doing something wrong or have misunderstood the purpose
of
> poi and
> poibrowser.
>
> Kevin
>
>
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: poi-user-unsubscribe@jakarta.apache.org
> For additional commands, e-mail: poi-user-help@jakarta.apache.org
>


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