iText Knowledge Base

PDF and Digital Signatures

. Creating a digital signature for PDF In figure 1, we can see how the bytes are organized in a PDF file. Figure 1: Digital Signature

Digital Signatures Hub

signing PDF documents with iText 7. eBooks Digital Signatures for PDF Documents Our Digital Signatures eBook

Using iText 7 and AWS KMS to digitally sign a PDF document: Part 5

This example was written for the article "Using iText 7 and AWS KMS to digitally sign a PDF document

Using iText 7 and AWS KMS to digitally sign a PDF document: Part 3

to digitally sign a PDF document: Part 1

pdfOffice: Digital Signing

. One such use case is the digital signing of documents. Code Snippet: In the following example we will look into a possible

Using iText 7 and AWS KMS to digitally sign a PDF document: Part 2

This example was written for the article "Using iText 7 and AWS KMS to digitally sign a PDF document

How to use a Digital Signing Service (DSS) such as GlobalSign, with iText 7

Introduction When we want to sign a PDF with a digital signature, we need to generate a hash from the document’s data and sign

Why iText and Blockchain?

over paper. Today, this mission seems almost accomplished: Digital invoices are legally binding in many countries, On January 1

How to enable LTV for a timestamp signature?

Acrobat tells me my signature is LTV enabled, but the timestamp signature is not. How can I make both LTV enabled? I'm using

Using iText 7 and AWS KMS to digitally sign a PDF document: Part 1

This example was written for the article "Using iText 7 and AWS KMS to digitally sign a PDF document

Using iText 7 and AWS KMS to digitally sign a PDF document: Part 4

KMS to digitally sign a PDF document: Part 1

Part III - PKCS#11

signature = new Pkcs11WrapperSignatureContainer( "c:/Program Files (x86)/Personal/bin64/personal64.dll", 1) .select(null, certLabel

Part I - Overview and Simple Cases

to the signature. It is generally a good idea to add a digital timestamp. For common RFC 3161 timestamp servers you can use

Part II - Proprietary APIs and Custom Providers

. Another example is the usage of Singapore's National Digital identity (NDI) project to create PDF signatures with iText. You

Remove digital signatures

flattensignature <div data-pym-src='https://itext.jdoodle.com/embed/itext'

Why do I get an error saying that "use of extended features is no longer available"?

. It is a process that requires a digital signature using a private key from Adobe. When a valid signature is present, specific

Part IV - Appearances

When people sign a PDF, they often do not merely want to see that signature in some extra signature panel, they want to see

Use cases

on invoices, so that people receiving an invoice pay the invoiced amount to the wrong party. Digital signatures on invoices can protect

Release iText Core 7.1.12

one Bugs Digital Signatures: annotation dictionary incorrectly updated when signing a pre-signed document Incorrect appearance

Advantages of using Blockchain for Signing PDF documents

Suppose that we don't store the signature of a document in the document itself, but instead store it in the blockchain

Release iText 7.1.4

request for digital signatures. Bug fixes: PdfDocument handling issues: append mode for partially compressed files, and fix

What does "Not LTV-enabled" mean?

Since my signature was declared valid at a known and certified date, why would it become invalid in the future? I'm using

Blockchain for PDF Documents

Document And Digital Signature Headaches

What is the connection between LTV and document timestamps?

signing a document with a digital certificate in acrobat and when opened it says the document is LTV enabled, I did not use any

Release iText 7.1.10

] When filling unmerged fields iText doesn't distinguish field and widget dictionaries [CORE] Digital Signatures: annotation

How to fill XFA form using iText without breaking usage rights?

that your PDF is digitally signed using a private key owned by Adobe. By reorganizing the objects inside the PDF, that signature

Release iText 7.1.0

tagged PDF tag set and namespaces, and associated files. iText 7 already supported industry standards, such as PAdES digital

What is the difference between iText, JasperReports and Adobe LC?

with Adobe LC in some areas, for instance digital signing (read the white paper from the Office of Legislative Counsel on digital

Release iText Core 7.1.17

in an unpredictable way FormField setValue shall keep text font Form flattening doesn`t ignore an unfilled digital signature

How can I create a Reader enabled PDF with a signature field that can be signed in Adobe Reader

successfully created a document containing an empty signature field. Now I want to allow people to sign this document in Adobe Reader. I'

Do we license per functionality /feature?

iText 7 Core includes about 500 functions which we license as a single SDK. This includes creation, merging, tagging, digital

Release iText 7.1.7

of the parent elements are named the same Form flattening doesn`t ignore an unfilled digital signature field without an appearance itext7

Can I create a Reader-enabled PDF using iText?

. A Reader-enabled PDF contains a digital signature that needs to be validated correctly for the extra usage rights to be unlocked

Release pdfXFA 3.0.1

to static PDF. It also enables you to add a digital signature to converted XFA forms as additional security for further processing

Before we start: installing iText 7 | .NET

for digital signatures. All the DLLs listed above are available under the AGPL license. Additional iText 7 functionality

iText 7: Jump-Start Tutorial for .NET

covered in this Jump-Start Tutorial, such as digital signature technology and text extraction. Follow @iText

iText 7: Jump-Start Tutorial for Java

covered in this Jump-Start Tutorial, such as digital signature technology and text extraction. Follow @iText on Twitter

Release iText Core 7.1.16

is refactoring the PdfSigner class responsible for digital signatures. Specifically, the customization of a signature's appearance

Release iText 7.0.4

] - NullPointerException thrown when converting HTML to PDF [DEVSIX-1441 https://jira.itextsupport.com/browse/DEVSIX-1441] - Digital Signa

An IExternalSignature implementation for signing via PKCS#11 with the Entrust Signing Automation Service

("target/test-outputs", "signature"); @BeforeAll public static void setUpBeforeClass() throws Exception { RESULT_FOLDER.mkdirs

Before we start: installing iText 7

) sign: use this if you need support for digital signatures. All the jars listed above are available under the AGPL license

Release iText 7.0.3

and 2.0 .NET port of pdfXfa PDF 2.0: Review AES-256 encryption PDF 2.0: Review dig sig PDF 2.0 and digital signatures: create

Release iText 7.1.6

a line at an hyphen used to denote a minus sign. [DEVSIX-2659] : When creating a digital signature the iText Library does

How do the measurement systems in HTML relate to the measurement system in PDF?

that there is no universal definition of a point, it is safe to assume that 1 point is 1/72 of an inch, or: 1 in. = 25.4 mm = 72 pt. In d

Installing iText 7 Community for Java developers

> </dependency>  <dependency> <groupId>com.itextpdf</groupId> <artifactId>sign</artifactId

How to add text to an image?

I use iText to generate a PDF document. Suppose that the height of a page measures 500pt (1 user unit = 1 point), and that I

Installing iText 7 for Java

>${itext.version}</version> </dependency>  <dependency> <groupId>com.itextpdf</groupId

Creating and editing PDF 2.0 Documents

!")); document.Close(); iText is more than capable of editing an existing PDF 2.0 document and doing things like adding a signature or add

How to show an image at a text field position?

I have a PDF document which has AcroForm text fields. Now I want to insert a signature image in one of the those fields. I

How to get specific types from AcroFields? Like PushButtonField, RadioCheckField, etc

)) { writer.println("Signature"); } else if (0 == PdfName.Tx.compareTo(type)) { writer.println("Text"); }else { writer.println

Release iText 7.1.5

sign Fix security incident where our signature checker is too lenient. The CVE number for this vulnerability is pending. svg

What does PDF 2.0 stand for?

PDF 2.0 specifies a digital form for representing electronic documents to enable users to exchange and view electronic

Why do I get an "InvalidPdfException: PDF header signature not found"?

Is there some other way around this issue, that can allow reading of the pdf despite this problem? I have some code that reads pdf files.

Basic Concepts (Glossary)

19005-2 and 19005-3: the most recent standards for the long-term preservation of PDF documents, aka PDF/A, ISO 14289-1: the standard

Release iText 7.0.0

inspection, non-Latin script support and digital invoicing. iText is currently used by over 5.000 companies around the world

iText 7

, such as digital signing and more. Releases (compatibility matrix https://kb.itextpdf.com/home/it7kb/compatibility-matrix

How does iText Group count processes/files?

from scratch for your customer. Opening a bank statement and digitally signing it on behalf of the bank. license itext_7_suite

Inspect a PDF

annotation? How to extract embedded streams? Why do I get an InvalidPdfException: PDF header signature not found ? How can I read

Release iText 7.0.5

] - Setting certification level causes invalid signature [DEVSIX-608 https://jira.itextsupport.com/browse/DEVSIX-608] - Review

General questions about iText

? How to find out the current cursor position on a page? How to enable LTV for a timestamp signature? How to hyphenate text? How

How to create a complex PDF document?

that will be provided to the users. I am looking for a way to create PDF (no need for digital certificates for now). What is the easiest

pdfHTML: Using emojis in iText

Introduction From their humble beginnings in 1999, emojis have become a staple of digital communication and most document

Release pdfOffice 1.0.0

digitally signing them with them to have proof of integrity, reducing the file size (pdfOptimizer) or converting them into images

How to create a nested column?

Phrase("Mark", time51))); PdfPTable nested = new PdfPTable(1); nested.AddCell(""); nested.AddCell("Obtained"); nested.AddCell("Out

PDF/A-1

pdfa1a_images <div data-pym-src='https://itext.jdoodle.com/embed/itext'

How to set up a table display?

: public Cell createCell(String content, float borderWidth, int colspan, TextAlignment alignment) { Cell cell = new Cell(1

How to disable the save button and hide the menu bar in Adobe Reader?

" as well. What you need to do is not to prevent saving, but to control the actual use of the PDF and that's where Digital Rights

How to create unique images with Image.getInstance()?

(ImageDataFactory.create(1, 1, 1, 8, new byte[]{(byte) 0x80}, null)); gray.scaleToFit(30, 30); Image red = new Image

Release iText 7.0.6

] - Verify signature tests and samples. [DEVSIX-1671] - Investigate Java 9 support. [DEVSIX-1693] - [Security]: Use a cryptographically

.PDF/A-1 vLatest

pdfa1a_images <div data-pym-src='https://itext.jdoodle.com/embed/itext'

Why doesn't getDefaultCell().setBorder(PdfPCell.NO_BORDER) have any effect?

code: PdfPTable table = new PdfPTable(new float[] { 1, 1, 1, 1, 1 }); table.getDefaultCell().setBorder(PdfPCell.NO_BORDER); Font

How to add an inner table surrounded by text?

PdfPTable table2 = new PdfPTable(1); table2.getDefaultCell().setBorderColor(BaseColor.RED); table2.getDefaultCell().setBorderWidth(1

How to format a String resulting in a two-column display?

"}, }; There are three ways to achieve this using iText. Solution #1: use a table Please take a look at the SimpleTable13

How to add a cover page to an existing PDF document?

https://raw.githubusercontent.com/itext/i5js-sandbox/master/resources/pdfs/hero.pdf as the cover of this document. Approach 1: Use PdfMer

How to introduce rounded cells with a background color?

, rect.getHeight() - 5, 6) .setStrokeColorCmyk(cmykColor[0], cmykColor[1], cmykColor[2], cmykColor[3]) .setLineWidth(1.5f

How to introduce a rowspan?

= new Cell(1, 3).add(new Paragraph("Cell with colspan 3")); table.addCell(cell); // now we add a cell with rowspan 2 cell = new

How to embed a font only partially?

of the Standard Type 1 fonts or Type 1 fonts for which the .pfb file is missing or CJK fonts. Regarding the exceptions

How to reorder pages in an existing PDF file?

= reader.getNumberOfPages(); reader.selectPages(String.format("%d, 1-%d", n, n-1)); PdfStamper stamper = new PdfStamper(reader, new

How to make a single letter bold within a word?

syntax for the sentence shown in the screen shot looks like this: BT 36 806 Td 0 -16 Td /F1 12 Tf 1 0 0 rg (all text is written

Release iText 7.1.1

] - Verify signature tests and samples. [DEVSIX-1213] - Support nice API / create convenient example for unencrypted wrapper

Release iText 7.1.9

for latin text and floating images pdfXFA: signature fields are missing after flattening pdfXFA: Java vs .NET difference in state

How to set the zoom level of a PDF using iTextSharp?

reader = new PdfReader("input.pdf".ToString()); Document doc = Document(reader.GetPageSize(1)); doc.OpenDocument(); PdfWriter

How to get the UserUnit from a PDF file?

iTextSharp.text.pdf.PdfReader(file_content); for (int i = 1; i reader.NumberOfPages; i++) { Rectangle dim = reader.GetPageSize(i); int[]

How to create a list without indentation?

Is it possible to create numbered lists without any indentation? Something like: 1 A 1-1 A_A 2 B 2-1 B_B 2-1-1 B_B_B Posted

.How to add "continue on next page" / "continued from next page" to a table? vLatest

this: https://itextpdf.com/sites/default/files/AUtS4_1.png Page 1 https://itextpdf.com/sites/default/files/AUtS4_2.png Page 2

How to add "continue on next page" / "continued from next page" to a table?

this: https://itextpdf.com/sites/default/files/AUtS4_1.png Page 1 https://itextpdf.com/sites/default/files/AUtS4_2.png Page 2

How to add blank pages while concatenating several PDFs using PdfSmartCopy

by one. The print-ready file I want needs to be duplex, so for the documents I have which are only 1 page, I need to add a blank

How to use a dotted line as a cell border?

. For the first table, we use a table renderer: Java C# 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27

How to fill a rectangle with color?

, stroke color,...) Create path Fill and/or stroke path You can switch step 1 and 2, but step 3 always needs to be last. So you

Why aren't images added sequentially?

this way: NR. TOPIC TITLE FOR TOPIC 1 CHART IMAGE for topic 1 (from bytearray) NR. TOPIC TITLE FOR TOPIC 2 CHART IMAGE for topic 2

How to convert an A4 size PDF to a PDF booklet?

don't want the consecutive pages to appear side by side on the same page. I want page 4 and 1 on one page and page 2 and 3

How to generate 2D barcode as vector image?

example. In this example, we create three PDF417 barcodes: Image img = createBarcode(1, 1, pdfDoc); doc.add(new Paragraph

How can I set the zoom level of a PDF using iText 7?

(SRC), new PdfWriter(DEST)); pdfDoc.getCatalog().setOpenAction(PdfExplicitDestination.createXYZ(pdfDoc.getPage(1), 0

How to shrink pages in an existing PDF?

example. It's only a matter of changing the default version of the user unit. By default, this unit is 1, meaning that 1 user unit

How to add inline spacing in a PdfPCell?

) : " + " " + myDataTable.Tables[1].Rows[0]["Recieved"].ToString(), font8); PdfPTable PdfPTable = new PdfPTable(1); PdfPCell PdfPCell =new

How to change the color of pages?

(); int pagenumber = docEvent.getDocument().getNumberOfPages(); if (pagenumber % 2 == 1 && pagenumber != 1) { return; } PdfCanvas

How to continue field output on a second page?

https://github.com/itext/i7js-examples/blob/develop/src/main/java/com/itextpdf/samples/sandbox/acroforms/AddExtraPage.java, where I have

How to change the zoom factor in link annotations?

d = new PdfDestination(PdfDestination.XYZ,-1,-1,0.0F) ; PdfAction act = PdfAction.gotoLocalPage(1, d, pdfCopy); for (int i=1; i

How do I change the border color of a PdfPCell?

PdfPTable(2); PdfPCell cell1 = new PdfPCell(new Phrase("Cell 1")); cell1.setBorderColorTop(new BaseColor(255, 0, 0)); cell1.se

How to add an image to an existing PDF using AffineTransform?

? This is my code: PdfContentByte content = stamper.getOverContent(1); content.addImage(data.image,desc.transform); //content.addImage

How to create a table with complex borders?

); The inner tables are used to create cells with or without borders, for instance like this: // inner table 1 Table innertable

How to reorder the pages of a PDF file?

to the second page, so that the first page remains page 1 and the last page remains page 16. This code doesn't give me what I want

How to change the order of Optional Content Groups?

reader = new PdfReader(input); var document = new Document(reader.GetPageSizeWithRotation(1)); var pdfCopyProvider = new PdfCopy

How to set the page size to Envelope size with Landscape orientation?

of a 6-1/4 Commercial Envelope https://www.paper-papers.com/6-14-Commercial-Envelopes-24lb-WHITE-WOVE-35-x-6.html, then you need

Release pdfOptimizer 2.0.1

you in cases when processing can break the PDF/A-1 compatibility. In the future, we will extend the PDF/A-1 standard support

What is the size limit of pdf file?

to about 2 gigabytes because all byte offsets are stored as int values in those versions. From 5.3 on, iText supports files up to 1

How to modify the size of annotations and make them read-only?

1. Is it possible to disable the options dropdown list for annotations(text,stamp etc.)? If so, how? 2. Can the size

Why is content missing in my table?

I am adding image cells based on an imagelist that may not contain 6 or 12 or 18 images. The number of images can be 1 or 7

How to set initial view properties?

. Document Options: Show = Bookmarks Panel and Page Page Layout = Continuous Magnification = Fit Width Open to Page number = 1 Window

How to create a TOC when merging documents?

; IteratorPdfReader> readerIterator = readers.iterator(); PdfImportedPage page; int count = 1; while (readerIterator.hasNext

How to create hierarchical bookmarks?

= new ArrayList(); tree.add(getDTO(1,"Root",0)); tree.add(getDTO(239,"Node-1",1)); tree.add(getDTO(242,"Node-2",239)); tree.add

Volume Counter FAQs

various iText operations that cause events to be added to the volume counter. Example 1 – Reading a PDF document (forms) final

How to set the OCG state of an existing PDF?

value to "on". How can I change this to "off"? Posted on StackOverflow on May 1, 2014

How to define the width of a cell?

: Option 1: You don't define an absolute width. Instead you ask iText to calculate the width based on the available space

How to read text from a specific position?

= new PdfReader(fileName); for (int page = 1; page <= pdfReader.NumberOfPages; page++) { ITextExtractionStrategy strategy = new

Deploying iText 7 Suite SDK/API on Amazon Web Services

", "pageNumbers":"1", "defaultPageScaling":1 }, "sourceFiles": [{ "checksum":"0f96c60805d8df8d57b8411f17d03925", "fileType":"application/p

Release iText 7.1.3

https://jira.itextsupport.com/browse/DEVSIX-1850] : Review signature appearance implementation. [DEVSIX-1860

Installing the iText license key and license key library for Java and .NET

https://www.nuget.org/packages/itextsharp.licensekey/. I get "signature corrupted" This can mean a few things: The license key file was c

Release iText 7.0.7

https://www.nuget.org/packages/itext7.pdfhtml/1.0.4 1 bug fix. License Key Library 3.0.2 for Java

How to superimpose pages from existing documents into another document?

= stamper.getUnderContent(1); PdfReader r; PdfImportedPage page; for (String path : EXTRA) { r = new PdfReader(path); page

How to change the spacing between words and characters?

want extra space between the characters (see figure 1). I prefer space between words as shown in figure 2. With this code, I get

How to nest tables without extending the inner table?

what happens when you add the table straight to another table. This is how it’s done in iText 7: Table innerTable1 = new Table(1

How to use the font Verdana in PdfStamper?

Sarti https://stackoverflow.com/users/1817618/alain-sarti iText can support the Standard Type 1 fonts, because iText ships

How to choose the optimal size for a font?

of this String in 'normalized 1000 units' (these are units used in 'Glyph space'; see ISO-32000-1 for more info): float

Why does my header overlap with my content?

TableHeaderEventHandler(Document doc) { this.doc = doc; table = new Table(1); table.setWidth(doc.getPdfDocument().getDefaultPageSize

How to create a table in which the cells have different widths?

)); table.addCell(getCell(3)); table.addCell(getCell(5)); table.addCell(getCell(1)); doc.add(table); doc.close(); } To make

Why is my font not applied when I create a PDF document?

program. // step 1 Document document = new Document(); // step 2 PdfWriter.getInstance(document, new FileOutputStream(filename)); Q

How to create a pop-up window to display images and text?

pdfDoc.getPage(1).addAnnotation(text); pdfDoc.getPage(1).addAnnotation(popup); // Create a button field PdfButtonFormField field

How to create a clickable polygon or path?

= PdfAnnotation.CreateLink(stamper.Writer, r, pfn, ac); int page = 1; stamper.AddAnnotation(anno, page); Is there any way to do

How to only read text from a constant location on PDF pages?

PdfReader(fileName); for (int page = 1; page pdfReader.NumberOfPages; page++) { ITextExtractionStrategy strategy = new

How to add an onMouseOver javaScript action to a TextField?

); field.BackgroundColor = new BaseColor(bgcolor[0], bgcolor[1], bgcolor[2]); field.BorderColor = new BaseColor(bordercolor[0

How to fix the orientation of a PDF page in order to scale it?

, for instance if they have a rotation of 270 degrees. for(int i=1; ireader.getNumberOfPages(); i++){ int rotation = reader.getPageRotatio

How to restrict the number of characters on a single line?

Strings on one line. The first String (string1) length is between 1 and 10. The length of the second String (string2

Why do I get a font embedding error when creating PDFA/1a?

)); list.add(new ListItem(new Chunk("Test 1", font1))); list.add(new ListItem(new Chunk("Test 2", font1))); list.add(new ListItem(new

How to add a watermark to a page with an opaque image?

).setFontSize(15); new Canvas(under, pdfDoc, pdfDoc.getDefaultPageSize()) .showTextAligned(p, 297, 550, 1, TextAlignment.CENTER

Why are PDF files different even if the content is the same?

of the content of the PDF file (e.g. the entries in the information dictionary). I quote ISO-32000-1: The calculation

How to merge documents correctly?

()) { Rectangle r = pdfReader.getPageSize( pdfReader.getPageN(pageOfCurrentReaderPDF + 1)); if(r.getWidth()==792.0 && r.getHeight

How to add a hidden text field?

[1], bgcolor[2]); field.BorderColor = new BaseColor( bordercolor[0], bordercolor[1], bordercolor[2]); field.BorderWidth = border

How to position text relative to page?

crop = reader.getCropBox(1); // add overlay text Phrase phrase = new Phrase("Overlay Text"); ColumnText.showTextAligned

How to change width of single column of table?

float[]{2, 1, 1}); Now the width of the first column is double the size of the second and third column. Click How to change width

How to underline text with a dotted line?

Paragraph("This line will be underlined with a dotted line.").setMarginBottom(0)); doc.add(new LineSeparator(new DottedLine(1, 2

How do I rotate a PDF page to an arbitrary angle?

means that I cannot convert the page to an image because of the loss of resolution. Posted on StackOverflow on Feb 1, 2015

How to get a font from an array?

World!”).setFont(font).setFontSize(12)); When you are working with Type 1 fonts, you should use the createType1Font() method

.How do I set parameters back to the default value? vLatest

with the setFontAndSize() method. I read in a post that this was an alternative way to set the font to bold: pdfContentByte.SetCharacterS

How do I set parameters back to the default value?

with the setFontAndSize() method. I read in a post that this was an alternative way to set the font to bold: pdfContentByte.SetCharacterS

How to solve an UnsupportedCharsetException when using itext-asian.jar?

= BaseFont.createFont(tempString[0], tempString[1], BaseFont.NOT_EMBEDDED); The exception: java.nio.charset.UnsupportedCharsetException

Release iText 7.0.8

https://www.nuget.org/packages/itext7.pdfhtml/1.0.5 1 backported fix for @Page rules in CSS License Key Library 3.0.3 for Java

How to create a table with only vertical borders?

() method: Cell cell = new Cell().add("SL.NO") .setBorder(Border.NO_BORDER) .setBorderLeft(new SolidBorder(1)); table.addCell

How to create a link to a specific page number?

In iText 7 you have two possible ways to set a link to a page. Example 1: Paragraph anchor = new Paragraph("This is a destination

What are the extra characters in the font name of my PDF?

font inside the PDF. For an explanation have a look at section 9.6.4 Font Subsets of the PDF specification ISO 32000-1:2008

How to define spacing and leading in PdfPCell objects?

to set some space between the rows. PdfPTable cellTable = new PdfPTable(1); PdfPCell cell= new PdfPCell(); for(i=0; i 5; i

Why does the function to concatenate / merge PDFs cause issues in some cases?

()); for (int i = 1; i reader.getNumberOfPages(); i++) { document.newPage(); PdfImportedPage page = writer.getImportedPage(reader

How to add a rectangle to every page of a document?

: PdfContentByte cb = writer.getDirectContent(); for (int pgCnt = 1; pgCnt writer.getPageNumber(); pgCnt++) { cb.saveState

How to change the color of a circle annotation?

PdfArray(new int[]{1, 0, 0})); pdfDoc.getFirstPage().addAnnotation(annotation); pdfDoc.close(); } This line sets the interior

How to continue an ordered list on a second page?

a situation where the list begins with #1 on the first page and then #2-4 on the top of the second page. I use two different

How to invoke a page break for nested tables?

(pdfDoc); Table table = new Table(new float[]{1, 15}); table.setWidthPercent(100); for (int i = 1; i Note

How to add a table as a header?

); tabHead.WriteSelectedRows(0, -1, 150, document.Top, writer.DirectContent); } If I use something like tabHead.TotalWidth = 300F

How can I find the border color of a field?

values: [ 1 0 0 ]. This means that the border color is an RGB color where the value for Red is 1, the value for Green is 0

Why are the AcroFields in my document empty?

your PDF in iText 7 using this code sample: Java C# 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 PdfReader reader = new PdfReader(imgSrc

How to adapt the position of the first line in ColumnText?

in iText 7 you should set margin value to 0 and leading to 1: public void addColumn(Document doc, boolean useAscender

pdfCalligraph: New types of GSOP lookup

and Calligraph 3.0.0 support was added for GPOS lookup type 1 and subtype 2. Code Snippet: In the following code snippet, we take

pdfOffice - Example

("license.json")); File pdfOutFile = new File("out_office.pdf"); File demoFile = new File("input.docx"); // converts pages between 1 to 8

How to add a background image to a cell?

inside the cell. For example: top left of the cell, bottom right of the cell. Posted on StackOverflow on Jul 1, 2015

How to get the color properties of an AcroForm field?

(""); oFld.borderStyle = border.s; oFld.fillColor = color.gray; oFld.textColor = color.white; oFld.lineWidth = 1; } Posted on StackOverflo

How to merge forms from different files into one PDF?

(reader, 1, pageIndex); } The way that I am creating the original document is like this. PdfReader pdfTemplate = new PdfReader

How to create and apply redactions?

= page.AddNewAnnot(-1, "Redact", rect) as AcroPDAnnot; Unfortunately, I haven't be able to apply them though as annot.Perform(avDoc

How to crop out a part of PDF file?

), new PdfWriter(DEST)); int n = pdfDoc.getNumberOfPages(); PdfDictionary page; PdfArray media; for (int p = 1; p <= n; p

How to open an MS Word attachment by clicking an image?

take a look at section 12.6.4.4 in ISO-32000-1 (that is the PDF specification). That section is titled "Embedded Go-To Actions

Why is my content overlapping with my footer?

user units because that's how we define measurements in PDF. By default 1 user unit equals 1 point. The default margin is 36

How to set the line width of a clipping path?

to do this, but the clipping line is always the same (probably 1 px) and I want to be able to change it. Is there any way to do

How to add a table in the top-right corner of the page?

= new PdfPTable(1); table.setHorizontalAlignment(Element.ALIGN_RIGHT); table.setWidthPercentage(160 / 5.23f); PdfPCell cell = new

How to add a table on a form (and maybe insert a new page)?

(); Table table = new Table(new float[]{1, 15}); table.setWidthPercent(80); table.addHeaderCell("#"); table.addHeaderCell("description

How to send a 'success' response back to Acrobat Reader from a java servlet?

to send a mail with either the link mentioned in (1) or the actual filled-out PDF. Note that option (1) is only valid when you

Why is the page size of a PDF always the same, no matter if it's landscape or portrait?

(pdfDoc.getPage(1).getPageSize()); show(pdfDoc.getPage(1).getPageSizeWithRotation()); show(pdfDoc.getPage(2).getPageSize

Is it possible to attach multiple layout events to a PdfPCell?

(dest)); Document doc = new Document(pdfDoc); Table table = new Table(2); Cell cell; int condition; for (int i = 1; i Suppose

How to protect a PDF with a username and password?

share his user name and password... Posted on StackOverflow on May 1, 2014

How to allow page extraction when setting password security?

in iText: bit 1: Not assigned bit 2: Not assigned bit 3: Degraded printing: ALLOW_DEGRADED_PRINTING bit 4: Modify contents

How to set a fixed background image for all my pages?

); jpg.Alignment = iTextSharp.text.Image.UNDERLYING; jpg.SetAbsolutePosition(0, 0); document.Add(jpg); It works only with 1 page, but when

Why is the text I extract from an English PDF page garbled?

= 1; i <= n; i++) { String str=PdfTextExtractor.getTextFromPage(reader, i); System.out.println(str); } document.close

pdf2Data: Grouping of extracted values in XML

: <elements> <data name="InvoiceNumber"> <text>1</text> <text>2</text> </data> <data name="Total"> <text>150</text> <text>60</text

How can I find the maximum character limit for a text field?

: Snippet 1 ListAcroFields.FieldPosition> positions = fields.getFieldPositions(signame); Rectangle rect = positions.get(0).position

How to define the data encoding when submitting a PDF form using AcroForm technology?

by changing the default font (and encoding) of the text field. I've also searched ISO-32000-1 for encodings in fields, but all I

How to rotate and scale pages in an existing PDF?

= pdfDoc.getNumberOfPages(); PdfDictionary page; for (int p = 1; p Given an original PDF pages.pdf

How to tell iText how to clip text to fit in a cell?

. Mark a substring of the string as not to be removed. This is with footnote references. If I add text saying "Hello World [1

How to divide a page in N parts so we can fill each with a different source?

for book, so all files are snippets from the first book, more specifically sections 1, 2, and 3, in Latin, English and French

Where is the origin (x,y) of a PDF page?

measurements are defined in user units, and by default, the user units roughly corresponds with the typographic point: 1 user

What's an easy to print "first right, then down"?

, -1, 0, 1300, tableTemplate); Now that you have the PdfFormXObject, you can reuse it on every page like this: PdfFormXObject

pdfRender: BufferedImage as output format

<BufferedImage> resultantImages = new ArrayList<>(); PdfToImageRenderer.renderPdf(new FileInputStream(SRC), new PageRange("1"), new

How to add a border to a paragraph?

the drawBorder() method. But iText 7 offers a much more easier way to achieve what you want: paragraph.setBorder(new SolidBorder(1

How to watermark PDFs using text or images?

over; Rectangle pagesize; float x, y; // loop over every page for (int i = 1; i As you can see, we create a Paragraph object

How to convert colored images to black and white?

https://github.com/itext/i7js-examples/blob/develop/src/main/java/com/itextpdf/samples/sandbox/images/ReplaceImage.java I will explain th

Why do PDFs change when processing them?

https://stackoverflow.com/questions/26773266/when-changing-a-pdf-and-then-removing-the-change-the-hashes-of-the-restored-fil by brian htt

How to rotate a page 90 degrees?

= pdfDoc.getNumberOfPages(); PdfPage page; PdfNumber rotate; for (int p = 1; p Once this is done, we use pdfDoc.close

.How to create a PDF with a Cartesian grid? vLatest

increment x and y with 72 user units (this means that the distance between the dots will be 1 inch). Click this link if you

How to create a PDF with a Cartesian grid?

increment x and y with 72 user units (this means that the distance between the dots will be 1 inch). Click this link if you

How to add blank pages to an existing PDF in java?

(pdfDoc.getFirstPage().getPageSize()); pdfDoc.addNewPage(index + 1, ps); pdfDoc.close(); If src refers to a document with 10 pages, the co

pdf2Data: Add support for tables using ASCII line symbol separators

: image2021-4-7_16-54-13.png Likewise, the output xml shows the following: <elements> <data name="DataField1"> <table> <row> <cell>1

Which version of the license key library should I use?

) you'll need to use version 3.x.y of the license key library If you're using iText 5.5.12 (or earlier), you'll need to use version 1

What is the difference between getPageLabels and getPageLabelFormats?

labels via getPageLabels(), but only 1 via getPageLabelFormats(). So my question is: Under what circumstances could the two calls

Is it possible to set a different alignment for text on the same line in the same cell?

PdfWriter(dest)); Document doc = new Document(pdfDoc); Table table = new Table(1); Paragraph p = new Paragraph() .add(new Text

How to make a field not required?

an existing field not required? Posted on StackOverflow on Dec 1, 2014

How to check a check box?

formFields = stamper.AcroFields; formFields.SetField("IsNo", "1"); formFields.SetField("IsNo", "true"); formFields.SetField("IsNo

How can I read Roman page numbers?

) { out.println(textLabel); } out.flush(); out.close(); reader.close(); } The result will be the following: A B 1 2 3 Movies-4

How do I get an object if I have its indirect reference?

. For instance: PdfDictionary d = array.getAsDictionary(0); PdfArray a = array.getAsArray(1); PdfStream s = array.getAsStream(2

How to merge PDFs from ByteArrayOutputStreams?

create PdfDocument objects and use copyPagesTo() method. PdfDocument pdfDoc = new PdfDocument(reader); pdfDoc.copyPagesTo(1

How to reuse a page from one PDF document into another PDF document?

)); PdfDocument srcDoc = new PdfDocument(new PdfReader(src)); srcDoc.copyPagesTo(1, srcDoc.getNumberOfPages(), pdfDoc); Click How

How do I load a license key?

), you'll need to use version 1.x.y of the license key library. To load your license key, use the following line of code: Java

How to make a particular sub-string Bold when converting HTML to PDF?

this: public void createPdf(String file) throws IOException, DocumentException { // step 1 Document document = new Document(); // step

How do I insert a hyperlink to another page in an existing PDF?

this code: PdfContentByte overContent = stamper.GetOverContent(1); iTextSharp.text.Rectangle rectangle = new Rectangle

How to solve an UnsupportedCharsetException when using itext-asian.jar

= BaseFont.createFont(tempString[0], tempString[1], BaseFont.NOT_EMBEDDED); The exception: java.nio.charset.UnsupportedCharsetException

How to put text above a barcode instead of under the bars?

tBaseline(-1); code128.setSize(12); code128.setCode(code); code128.setCodeType(Barcode128.CODE128); Image code128Image = new

How to convert an existing A4 PDF document to an A3 booklet?

on StackOverflow on Dec 1, 2015 https://stackoverflow.com/questions/34019298 by Rajasekhar-b-1989

How to prevent splitting a table?

("Test"); Table table = new Table(2); for (int i = 1; i We have a table with 5 rows, and in this case, we're adding some

How to find out the current cursor position on a page?

], document.bottom(), x[count][1], document.top() - height - 10); In this snippet height is set to 0. This places the table in a column

How to change the icon of a push button field?

: PdfContentByte pdfContentByte = pdfStamper.GetOverContent(1); iTextSharp.text.Image img = iTextSharp.text.Image.GetInstance(picfile

How to keep specific words together on one line?

on StackOverflow on Oct 1, 2015 https://stackoverflow.com/questions/32881239 by Valeriane

How to prevent images from resizing in a table cell?

like this: PdfPTable table = new PdfPTable(1); table.setTotalWidth(new float[]{80}); table.setLockedWidth(true); Phrase

How to create a pushbuttonfield with double byte character text?

1 font Helvetica. This font doesn't know how to write Japanese. I used the font freesans.ttf. If you don't have that font, you

How to get the number of characters in a field?

will take 1/12 of the available width. Now how do you retrieve the /MaxLen value? This is some code written from memory: PdfAcroForm

How to find the absolute position and dimension of a field?

).getWidgets().get(1).getRectangle(); The position value will consist of the lower-left and upper-right x and y coordinates: [llx, lly, ur

How to distribute the radio buttons of a radio field across multiple PdfPCells?

on StackOverflow on Apr 1, 2015

How do I add XMP metadata to each page of an existing PDF?

= pdfDoc.getNumberOfPages(); PdfPage page; PdfNumber rotate; for (int p = 1; p } This snippet was taken fro the Rotate90Degrees

How to add an image watermark to a PDF file?

, 300); PdfContentByte waterMark; for (int pageIndex = 1; pageIndex pdfReader.NumberOfPages; pageIndex++) { waterMark

How to remove text from a PDF?

(SRC), new PdfWriter(dest)); List cleanUpLocations = new ArrayList(); cleanUpLocations.add(new PdfCleanUpLocation(1, new Rectangle

How to add a page number in the header of a PDF/A Level A file?

tagged? I am trying to create a document that conforms with PDF/A-1 level A. As long as I don't introduce a header or a footer

How to resize an Image to fit it into a PdfPCell?

(new PdfPCell(img) { Border = PdfPCell.RIGHT_BORDER, BorderColor = new BaseColor(79, 129, 189), BorderWidth = 1, Padding = 5

How to maintain a paragraph's indentation inside a table cell?

there is only one possible way to add a paragraph into the cell. Table table = new Table(1); Paragraph right = new Paragraph

How to get text and image in the same cell?

)); Document doc = new Document(pdfDoc); Table table = new Table(2).setMargin(4); Cell cell; Image img; Paragraph p; for (int i = 1; i

How to rotate a single line of text?

on StackOverflow on Aug 1, 2013 https://stackoverflow.com/questions/17998306/rotating-text-using-center-in-itext by user1236552

How to truncate text within a bounding box?

rightChar = contentLength - 1; availableWidth -= bf.getWidth("...", 12); while (leftChar 0) leftChar++; else break

How to draw a rectangle around multiline text?

(new SolidBorder(1)); new Canvas(canvas, pdfDoc, new Rectangle(300, 500, 130, 280)) .add(p); This time you add a paragraph

How to align two paragraphs to the left and right on the same line?

Solution 1: Use tabs iText 7 has a TabStop class and you can use addTabStops() method to add it to the Paragraph like

Can I change the page count by changing internal metadata?

the internal structure of a PDF document in ISO-32000-1, but if you prefer a more practical approach, please download iText RUPS

Why is iText embedding a font even when I specify not to embed?

be creating a PDF that is in violation with ISO-32000-1: Section 9.7.5.2: The Identity-H and Identity-V CMaps shall not be used

How can I add an image to all pages of my PDF?

used the following code below all the otherdoc.add() Document doc = new Document(iTextSharp.text.PageSize.A4, 10, 10, 30, 1

How to introduce superscript?

= new Paragraph() .add("The 1") .add(st) .add(" of May"); document.add(first); Paragraph second = new Paragraph() .add("The 2

How to define the page size based on the content?

measurements are done in user units and that one user unit equals 1 pt by default. Click How to define the page size based

How to strike through text using iText?

these decisions yourself, you can use the setUnderline() method: Text text1 = new Text("0123456789"); text1.setUnderline(1.5f, -1

.How to add a border to a PDF page? vLatest

This is a snippet of my source code: Rectangle rect= new Rectangle(36,108); rect.enableBorderSide(1); rect.enableBorderSide(2

How to add a border to a PDF page?

This is a snippet of my source code: Rectangle rect= new Rectangle(36,108); rect.enableBorderSide(1); rect.enableBorderSide(2

How to add a table to the bottom of the last page?

a Table instance in iText 7: Table table = new Table(1); Cell cell; for (int i = 0; i <= 10; i++) { cell = new Cell().add(new

How to create a table with 2 rows that can be used as a footer?

(UnitValue.createPercentArray(1)).useAllAvailableWidth(); table.setWidth(523); Cell cell = new Cell().add(new Paragraph("This is a test do

How to get the author of a "free text" annotation?

, you'll find it in the /T entry. Please consult ISO-32000-1 table 170 "Additional entries specific to markup annotations

How to fill out a PDF file programmatically? (Dynamic XFA)

https://github.com/itext/i7js-book/blob/develop/src/main/java/com/itextpdf/samples/book/part2/chapter08/Listing_08_28_XfaMovies.java: Jav

How to insert a "linked rectangle" with iText?

linkLocation = new Rectangle(523, 770, 36, 36); int[] borders = {0, 0, 1}; PdfAnnotation annotation = new PdfLinkAnnotation

How to extract text and anchor information from a PDF?

: > /Subtype/Link /C[0 0 1] /Border[0 0 0] /Rect[36 803.52 98.03 814.62] >> as an object in your PDF file. If you want to extract all

Why doesn't FontFactory.GetFont() work for all fonts?

containing the metrics of the 14 Standard Type 1 fonts (4 flavors of Helvetica, 4 flavors of Times Roman, 4 flavors of Courier, Symbol

Installing iText 7 pdfOffice for Java developers

this repository for the add-on .jar files. You can also browse the iText Artifactory server and download jars manually. 1. Add

Installing iText 7 pdfOptimizer for Java developers

for the add-on .jar files. You can also browse the iText Artifactory server and download jars manually. 1. Add repository to .pom project

iText 7.1 - Migration guide for Java

changes that you need to do or you need to take into account when moving to 7.1.0. 1. Updating the version using Maven / Gradle

iText 7.1 - Migration guide for .NET

changes that you need to do or you need to take into account when moving to 7.1.0. 1. Updating the version using NuGet Update

How to create a PDF with font information and embed the actual font while merging the files into a single PDF?

(font)); doc.close(); } We use this code to create 3 test files, 1, 2, 3 and we'll do this 3 times: A, B, C. The first time, we

Release iText 7.1.11

https://github.com/vemoo for the PR (#1 https://github.com/itext/itext7-dotnet/pull/6 and #2

pdfHTML: Support for overflow-wrap, word-break CSS Properties

="label">1. <i>overflow-wrap: normal;</i></p> <p>I frolick happily down by the sea shore. I <i class="normal

Which image types are supported by iText?

iText will also decode PNG images into rw images. If the color space of the image is DeviceGray and if the image only has 1 bit

How to add two images in one cell?

to add multiple images to a single cell is by using add multiple times: Table table = new Table(1); table.setWidthPercent(50

How to add text at an absolute position on the top of the first page?

. Once we're on page 4, we no longer have access to page 1, but we can still write content to the template object created before

How to add text inside a rectangle?

on StackOverflow on Jul 1, 2015

How to add a map with a pointer to a PDF?

. If these are not what you're looking for, you really should clarify your question. Example 1: add a custom shape as extra content on top

How to extend the page size of a PDF to add a watermark?

mediaBox; float llx, lly, ury; // loop over every page for (int i = 1; i The PdfDictionary we get with the getPage() method is called

How to get the rendered dimensions of text?

leftChar = 0; int rightChar = contentLength - 1; availableWidth -= bf.getWidth("...", 12); while (leftChar 0) leftChar++; else

What is causing syntax errors in a page created with iText 7?

(); … canvas.endText(); This is right: canvas.beginText(); … canvas.endText(); … canvas.beginText(); … canvas.endText(); Moreover: ISO-320

How to generate and design PDFs with iText or iTextSharp?

a very broad answer. Option 1: you create your layout by using iText's high-level objects. There are countless applications out

Why does ColumnText ignore the horizontal alignment?

alignment; for (int i = 1; i As you see, we’ll add odd paragraphs to the left and even to the right. Well, now, the finishing touch

How to stamp image on existing PDF and create an anchor?

= new PdfStamper( readerOriginalDoc, new FileOutputStream("NewStamper.pdf")); PdfContentByte content = stamper.getOverContent(1

.Why does the cell background color affect the color of other lines? vLatest

https://stackoverflow.com/users/4057042/annadate-piyush There are two problems with your code: Problem #1: the method DrawLines() doesn't

Why does the cell background color affect the color of other lines?

https://stackoverflow.com/users/4057042/annadate-piyush There are two problems with your code: Problem #1: the method DrawLines() doesn't

How can I convert a CSV file to a table with a repeating header row?

;population;square miles;time zone 1;time zone 2;dst ALABAMA;AL;Montgomery;Birmingham;4,708,708;52,423;CST (UTC-6);EST (UTC-5);YES

pdfHTML: Line Height property support

leading is set to a multiplied value of "1" and font glyph instructions actually draw the glyph outside of the defined bounds

Release pdfCalligraph 3.0.0

type 1 subtype 2 and type 8 Bugs No list symbol indention for "Right to left" text Installation Instructions Examples (latest ones

Installing iText 7 pdfCalligraph for Java developers

. 1. Add repository to .pom project file  <repositories> <repository> <id>itext</id> <name

Installing iText 7 pdfRender for Java developers

https://repo.itextsupport.com/webapp/#/artifacts/browse/tree/General/releases and download jars manually. 1. Add repository to .pom proje

Installing iText 7 pdfXFA for Java developers

https://repo.itextsupport.com/webapp/#/artifacts/browse/tree/General/releases and download jars manually. 1. Add repository to .pom proje

pdfHTML: Custom ResourceRetriever

= new ByteArrayOutputStream(); while (true) { int read = stream.read(b); if (read < 1) { break; } output.write(b, 0, read

Why does iText enter a cross symbol when CheckType style is check mark?

break; case 1: checkBox.setCheckType(PdfFormField.TYPE_CIRCLE); break; case 2: checkBox.setCheckType(PdfFormField.TYPE_CROSS

How can I load a font from /WEB-INF/resources/fonts/foobar.ttf?

. There are several ways to get it to work: 1. Convert the web resource path to an absolute disk file system path with help

How to draw a borderless rounded rectangle?

width of 0 shall denote the thinnest line that can be rendered at device resolution: 1 device pixel wide. Indeed, it's a common

How to tell iText which fields to flatten first?

= PdfAcroForm.getAcroForm(pdfDoc, false); Map fields = form.getFormFields(); fields.get("sunday_1").setValue("1"); fields.get

Is it safe to remove XFA?

that describes the whole form. We refer to this as dynamic XFA, because the form can expand or shrink based on the data that is added: a

How to add JPEG images that are multi-stage filtered (DCTDecode and FlateDecode)?

= pdfDoc.getPage(1).getPdfObject(); PdfDictionary pageResources = pageDict.getAsDictionary(PdfName.Resources); PdfDictionary pageXObjects

.How to create a table based on a two-dimensional array? vLatest

of the list. PdfPTable table = new PdfPTable(3); // 3 columns. PdfPCell cell1 = new PdfPCell(new Paragraph("Cell 1")); PdfPCell cell2

How to create a table based on a two-dimensional array?

of the list. PdfPTable table = new PdfPTable(3); // 3 columns. PdfPCell cell1 = new PdfPCell(new Paragraph("Cell 1")); PdfPCell cell2

How to extract embedded streams?

= new ArrayList<>(); for (int i = 1; i <= pdfDoc.getNumberOfPdfObjects(); i++) { obj = pdfDoc.getPdfObject(i); if (obj != null

How to use a text extraction strategy after applying a location extraction strategy?

TextExtractionStrategy help? Posted on StackOverflow on Jul 1, 2014

Fix for when a link occupies more than two areas, a NullPointerException is thrown

. Solution Our solution to this problem was to do the following: 1. Copy the link annotation on split. 2. Change the value

Core SVG: Added support of font-relative units for the font-size property of a text element

="http://www.w3.org/2000/svg" width="400" height="400" viewBox="0 0 400 400" font-size="1"> <g id="parentElement" font-size="50

Installing iText 7 pdfHTML for Java developers

this repository for the add-on .jar files. You can also browse the iText Artifactory server and download jars manually. 1. Add repository

Installing iText 7 pdfOCR for Java developers

. 1. Add repository to .pom project file  <repositories> <repository> <id>itext</id> <name

Installing iText 7 pdfSweep for Java developers

https://repo.itextsupport.com/webapp/#/artifacts/browse/tree/General/releasesand download jars manually. 1. Add repository to .pom projec

Installing iText free trial for Java and .NET developers

add-on. Installation 1. Make sure you have downloaded your individual trial license key, as instructed in "Pre-installation

Do I need a license for Windows fonts when using iText?

will be viewed in Adobe Reader and when I use Standard Type 1 fonts, Adobe Reader will have support for it, but my question is about

How can I generate a PDF/UA compatible PDF with iText?

tutorial https://www.youtube.com/watch?v=9b-ikCV_z8A. Java C# 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

Release iText 7.1.2

https://repo.itextsupport.com/webapp/#/artifacts/browse/tree/General/releases/com/itextpdf/itext-licensekey-volume/3.0.2 - for .NET https

How to define different border types for a single cell?

. Is the only way to avoid it is to remove the shared border form one of the cells? Question posted on StackOverflow on Jan 1, 2016

How can I log the number of documents / bytes I've processed?

] 929 bytes read [com.itextpdf.kernel.pdf.PdfDocument] 1 389 bytes written In the first line, we see that PdfDocument wrote 929

Release iText Core 7.2.0

+ 1 ) if you need to get the page number that is to be added. Remove redundant throws from all repositories in Java. Rename

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