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kandi X-RAY | FreeReader Summary
kandi X-RAY | FreeReader Summary
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Top functions reviewed by kandi - BETA
- Do the actual work .
- Synchronizes all bookmarks .
- Process a text line .
- Perform an HTTP request .
- Update the positions according to the float positions .
- On touch event .
- Internal method used to draw this image .
- Sets the location of a file .
- Start downloading a file .
- Parses an ATOMDateConstruct into true .
FreeReader Key Features
FreeReader Examples and Code Snippets
Community Discussions
Trending Discussions on FreeReader
QUESTION
I am using the pdfbox library 2.0 version. I need to open PDF in new browser tab i.e. Print View.
As if we are migrating from iText to PDFBox below is the existing code with iText.
With below code, there is PDFAction class to achieve same. It is,
...ANSWER
Answered 2020-Dec-15 at 19:50This code reproduces what your file has, a JavaScript action in the name tree in the JavaScript entry in the name dictionary in the document catalog. ("When the document is opened, all of the actions in this name tree shall be executed, defining JavaScript functions for use by other scripts in the document" - PDF specification) There's probably an easier way to do this, e.g. with an OpenAction.
QUESTION
After reading through web pages and posts for days, I am still baffled on how to add an “csv” file attachment to a PDF file has been created with “iText 5.3.1” in Java.
In my inherited Java executable, multiple PDF files get created and then concatenated together into one PDF file. Now, a “csv” file(s) needs to be attached to this single PDF document. An example, in chapter 16 of the book “iText in Action” (listing 16.6), uses PdfFileSpecification class and the fileEmbedded method to attach an “xml” file.
PdfFileSpecification fs = PdfFileSpecification. fileEmbedded(writer, null, “Kubrick.xml”, txt.toByteArray()); writer.addFileAttachment(fs);
I understand the parameters to “fileEmbedded” except the “writer” parameter that the author does not define in the code snippet.
The question, using the “PdfFileSpecification” class how do you declare the “writer” in order to attach a “csv” file to the already created PDF file or is there a better way?
Here is the section of the code that concatenates several PDF files together and now needs to attach the “csv” file(s), I believe as a “document-level” attachment.
Tried using “PdfFileSpecification” class and “fileEmbedded” method. Do not how to define the parameters correctly to attach csv file(s) to newly created PDF. Especially the "writer" parameter.
...ANSWER
Answered 2019-Sep-10 at 20:35Turns out in this instance to be quite straightforward. I have the "PdfCopy" object of the final "pdf" file (after concatenating several PDF files into one) and the "PdfCopy" class has a "addFileAttachment" method that does just that.
copy.addFileAttachment("TestAttachment.csv", null, sMainDir + "TestAttachment.csv", "TestAttachment.csv");
QUESTION
I have a template pdf file which is used in a spring boot application. I need to update values in this template based on user input per request. Also in the request i will get multiple pdf files I need to merge those files along with updated file which is first page of final pdf.
I am using iText with Spring Boot. I am able to update the values in template and merge file content as well but final pdf is coming as editable with files are hidden. If i click on that filed i can able to see my values also can able to edit.
...ANSWER
Answered 2018-Nov-04 at 18:58The problem is that you add the PdfReader
the PdfStamper
is based on as input to your PdfCopy
:
QUESTION
Fist of all, I'm relatively new to java, as well to iText.
Shortly, I have a program which copies every 2 pages from big source pdf document and creates a new doc for each pair of pages. Additionally, the program removes some text information from the first page and protects new documents with owner password.
Here is my code. I use iText 5.5.13.
...ANSWER
Answered 2019-May-28 at 16:23You have indeed found a bug in the iText 5 PdfCleanUpProcessor
: It drops all inline images which are not partially subject to redaction.
The bug is located in the PdfCleanUpRenderListener
method renderImage
:
QUESTION
To make a PDF composed by the first page of many PDFs I use this code:
...ANSWER
Answered 2019-Jan-09 at 14:09Use
QUESTION
How to copy contents from a existing pdf and put it in a new pdf with other contents
for example
page 1-title page
page 2 index
page 3 [contents from another pdf]
page 4 ending page
i have tried the following code
using pdfstamper i have tried but not able to do get the output
...ANSWER
Answered 2018-Nov-19 at 10:21prepared a PDF A.pdf with your pages 1 and 2 and one PDF B.pdf with your page 4 separately and then merging A.pdf, another PDF, and B.pdf using the iText PdfCopy
QUESTION
I am using iText (5.5.12) PdfSmartCopy
to merge together two files that have embedded, unsubsetted fonts (and happen to be generated on the same machine, so I know they are referring to the same font) in the hope that the final result will have only a single copy of the font.
However I am finding that the merged result has the font embedded twice.
Here is the code I am using: ...ANSWER
Answered 2018-Nov-07 at 15:36In contrast to your assumption to have
two files that have embedded, unsubsetted fonts
the fonts are subsetted, and differently so.
From file1.pdf:
From file2.pdf:
As you can see there are numerous differences, there is a non-empty glyph for "1" in file 1 but not in file 2, vice versa for "2", etc...
Thus, these fonts are not identical and PdfSmartCopy
correctly did not replace one by the other.
I assume that pdffonts
did not recognize them as subsetted because they are not properly marked as subset fonts, in particular their names don't have the required subset tags and they don't have the optional CharSet listing of the character names defined in a font subset. Thus, the fonts not merely are not unsubsetted, the subsetting also was done incorrectly.
Thus, don't blame pdffonts
for your incorrect assumptions but instead the PDF generator which created the input files.
QUESTION
I am programmatically trying to create an pdf by superimposing two pdf files using itextpdf. The PDF that was made goes into this flattening process for some reason, how do I skip flattening or make the process faster.
...ANSWER
Answered 2018-Oct-15 at 10:40The PDF that was generated from Adobe Illustrator had an masked image instead of a proper component. I am sorry if the answer seems vague but I am not a designer but the flattening process happens when the one or more of the original PDFs that are being merged aren't proper.
QUESTION
hey guys sorry for long post and bad language and if there is unnecessary details
i created multiple 1page pdfs from one pdf template using excel document
i have now
something like this
tempfile0.pdf
tempfile1.pdf
tempfile2.pdf
...
im trying to merge all files in one single pdf using itext5
but it semmes that the pages in the resulted pdf are not in the order i wanted
per exemple
tempfile0.pdf in the first page
tempfile1. int the 2000 page
here is the code im using.
the procedure im using is:
1 filling a from from a hashmap
2 saving the filled form as one pdf
3 merging all the files in one single pdf
ANSWER
Answered 2018-Sep-06 at 13:32It is because of naming of files. Your code
new FileOutputStream(outputfolder + "\\" + "tempcontrat" + debut + "-" + i + "_.pdf")
will produce:
- tempcontrat0-0_.pdf
- tempcontrat0-1_.pdf
- ...
- tempcontrat0-10_.pdf
- tempcontrat0-11_.pdf
- ...
- tempcontrat0-1000_.pdf
Where tempcontrat0-1000_.pdf will be placed before tempcontrat0-11_.pdf, because you are sorting it alphabetically before merge.
It will be better to left pad file number with 0
character using leftPad() method of org.apache.commons.lang.StringUtils
or java.text.DecimalFormat
and have it like this tempcontrat0-000000.pdf, tempcontrat0-000001.pdf, ... tempcontrat0-9999999.pdf.
And you can also do it much simpler and skip writing into file and then reading from file steps and merge documents right after the form fill and it will be faster. But it depends how many and how big documents you are merging and how much memory do you have.
So you can save the filled document into ByteArrayOutputStream
and after stamper.close()
create new PdfReader
for bytes from that stream and call pdfSmartCopy.getImportedPage()
for that reader. In short cut it can look like:
QUESTION
I am using an older version of iText (2.1.7) to merge PDFs. Because that is the last version under the MPL available to me. I cannot change this.
Anyways. I am trying to merge multiple PDFs. Everything seems to work ok, but when I go over about 1500 pages, then the generated PDF fails to open (behaves as if it is corrupted)
This is how I am doing it:
...ANSWER
Answered 2018-Jul-18 at 17:39For anyone curious, the issue had nothing to do with iText and instead was the code responsible for returning the response from iText.
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