Thank you Tilman, will give them a look. In my case, it is a matter of putting away the C# context and switching to Java, that is causing me some frustration up-front.
On Mon, Dec 29, 2014 at 3:31 PM, Tilman Hausherr <[email protected]> wrote: > If you're really just starting with java, then it might be useful to read > a tutorial or watch a youtube video. Youtube has more than just cute cat > videos! > > https://www.youtube.com/results?search_query=java+beginner+tutorial > > Tilman > > Am 29.12.2014 um 14:25 schrieb A.M. Sabuncu: > > Thanks Gilad. I am in fact setting up Eclipse to attach the source for >> the >> library. Another learning curve though! :) >> >> On Mon, Dec 29, 2014 at 3:22 PM, Gilad Denneboom < >> [email protected]> >> wrote: >> >> Yes, that's correct. You can see it by debugging the code and looking at >>> the memory references for each variable. They should be the same. >>> >>> On Mon, Dec 29, 2014 at 2:08 PM, A.M. Sabuncu <[email protected]> >>> wrote: >>> >>> Gilad, thank you so much. I am new to Java and have been researching >>>> pass-by-ref/value topics in Java for the last hour! Essentially, the >>>> external variable output is a pointer to the same object as the object >>>> outputStream, is that correct? Thanks again. >>>> >>>> On Mon, Dec 29, 2014 at 2:57 PM, Gilad Denneboom < >>>> [email protected]> >>>> wrote: >>>> >>>> All of these variables are references to the same object, so when the >>>>> contents of the object are edited inside the writeText function the >>>>> >>>> value >>> >>>> pointed at by the external variable (*outputStream* in getText) are >>>>> >>>> changed >>>> >>>>> as well. >>>>> In other words, when *outputStream *is assigned to *output *(inside >>>>> writeText) all it says is for that variable to point to the same object >>>>> reference. It does not create a copy of the variable under a new name. >>>>> >>>>> On Mon, Dec 29, 2014 at 1:43 PM, A.M. Sabuncu <[email protected]> >>>>> >>>> wrote: >>>> >>>>> I am reading the PDFTextStripper.java code and I am stuck trying to >>>>>> understand a mechanism used within the code. >>>>>> >>>>>> Following is the getText() method: >>>>>> >>>>>> public String getText( PDDocument doc ) throws IOException >>>>>> { >>>>>> StringWriter outputStream = new StringWriter(); >>>>>> writeText( doc, outputStream ); >>>>>> return outputStream.toString(); >>>>>> } >>>>>> >>>>>> As you can see, getText() calls writeText() with an outputStream. In >>>>>> writeText(), the global variable "Writer output" is set to >>>>>> >>>>> outputStream: >>>> >>>>> output = outputStream; >>>>>> >>>>>> But there is no code that sets outputStream back to output. >>>>>> >>>>> Nevertheless, >>>>> >>>>>> outputStream.toString() (in getText) returns the extracted text. >>>>>> >>>>>> I know I am missing something here, and any help will be appreciated. >>>>>> >>>>> If >>>> >>>>> you think I should post this to the developers' list, please let me >>>>>> >>>>> know. >>>> >>>>> Thanks so much. >>>>>> >>>>>> PS: I am using the latest version of PDFBox 1.8.8. >>>>>> >>>>>> >
