My approach was wrong, I think. I needed to use createInputStream for what
I was after, not createOutputStream... Anyway, thanks for looking into it!
On Sun, Apr 4, 2021 at 2:41 PM Gilad Denneboom <gilad.denneb...@gmail.com>
wrote:
> OK, I see... I thought it would be an OutputStream object, but casting to
> that didn't work, but casting to FilterOutputStream does work.
> I don't think I'll be able to use that to directly open the attached PDF
> file, though, or is there a way to do it after all?
>
> On Sun, Apr 4, 2021 at 2:25 PM Tilman Hausherr <thaush...@t-online.de>
> wrote:
>
>> Your screenshot shows COSStream.$1. That's an anonymous class in
>> COSStream. And this is the code in COSStream that is used:
>>
>> return new FilterOutputStream(cosOut)
>> {
>> @Override
>> public void write(byte[] b, int off, int len) throws
>> IOException
>> {
>> this.out.write(b, off, len);
>> }
>>
>> @Override
>> public void close() throws IOException
>> {
>> super.close();
>> setInt(COSName.LENGTH, (int)randomAccess.length());
>> isWriting = false;
>> }
>> };
>>
>> So your class is a FilterOutputStream, which is an OutputStream.
>>
>> Tilman
>>
>> Am 04.04.2021 um 14:20 schrieb Gilad Denneboom:
>> >
>> https://drive.google.com/file/d/15nTOjbmvysrMhBEg8JF7e6vck80q6J20/view?usp=sharing
>> >
>> > On Sun, Apr 4, 2021 at 2:12 PM Tilman Hausherr <thaush...@t-online.de>
>> > wrote:
>> >
>> >> Am 04.04.2021 um 13:48 schrieb Gilad Denneboom:
>> >>> Sorry, I see that PDEmbeddedFile extends PDStream, so that is the
>> >>> right function.
>> >>> Then how do you explain this (see the output in the Console)?
>> >>
>> >> I don't see anything because your image was an attachment (mine too but
>> >> Thunderbird makes them inline) and your attachment was removed by
>> >> Apache. You'll have to upload it somewhere.
>> >>
>> >> Tilman
>> >>
>> >>
>> >>>
>> >>> image.png
>> >>>
>> >>>
>> >>> On Sun, Apr 4, 2021 at 1:43 PM Gilad Denneboom
>> >>> <gilad.denneb...@gmail.com <mailto:gilad.denneb...@gmail.com>> wrote:
>> >>>
>> >>> You're looking in the wrong place. Look under PDEmbeddedFile's
>> >>> createOutputStream method. What does it return?
>> >>>
>> >>> On Sun, Apr 4, 2021 at 11:53 AM Tilman Hausherr
>> >>> <thaush...@t-online.de <mailto:thaush...@t-online.de>> wrote:
>> >>>
>> >>> Here's what I see in the source code:
>> >>>
>> >>>
>> >>
>> https://svn.apache.org/viewvc/pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDStream.java?revision=1888047&view=markup#l216
>> >>> <
>> >>
>> https://svn.apache.org/viewvc/pdfbox/branches/2.0/pdfbox/src/main/java/org/apache/pdfbox/pdmodel/common/PDStream.java?revision=1888047&view=markup#l216
>> >>>
>> >>>
>> >>> Tilman
>> >>>
>> >>> Am 04.04.2021 um 11:29 schrieb Gilad Denneboom:
>> >>>> Hi all,
>> >>>>
>> >>>> I'm trying to load an embedded PDF file as a new PDDocument
>> >> object so I can
>> >>>> read its contents and the way to do it seems to be to get
>> the
>> >> output stream
>> >>>> from PDStream, convert it to an ByteArrayOutputStream and
>> then
>> >> load that
>> >>>> directly.
>> >>>>
>> >>>> However, when I call the createOutputStream method of my
>> >> PDStream object,
>> >>>> the output is a COSStream object, not a OutputStream one, as
>> >> both the
>> >>>> internal method reference and the online documentation
>> suggest
>> >> it should be
>> >>>> (See:
>> >>>>
>> >>
>> https://pdfbox.apache.org/docs/2.0.13/javadocs/org/apache/pdfbox/pdmodel/common/PDStream.html#createOutputStream
>> >> <
>> >>
>> https://pdfbox.apache.org/docs/2.0.13/javadocs/org/apache/pdfbox/pdmodel/common/PDStream.html#createOutputStream
>> >>> --
>> >>>> ).
>> >>>>
>> >>>> Is this an incorrect documentation or implementation? What
>> can
>> >> I do to
>> >>>> overcome this issue and load the COSStream object as a new
>> >> document?
>> >>>> I'm using PDFBox 2.0.23, by the way.
>> >>>>
>> >>>> Regards, Gilad.
>> >>>>
>> >>
>>
>>
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