itextpdf.jar is a component in iText 5 Java library to provide core functionalities. iText Java library allows you to generate and manage PDF documents.

The Source Code files are provided at iText GitHub site.

You can compile it to generate your JAR file, using pom.xml as the build configuration file.

The source code of itextpdf-5.5.14.jar is provided below:

⏎ com/itextpdf/text/pdf/collection/PdfTargetDictionary.java

/*
 *
 * This file is part of the iText (R) project.
    Copyright (c) 1998-2020 iText Group NV
 * Authors: Bruno Lowagie, Paulo Soares, et al.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Affero General Public License for more details.
 * You should have received a copy of the GNU Affero General Public License
 * along with this program; if not, see http://www.gnu.org/licenses or write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA, 02110-1301 USA, or download the license from the following URL:
 * http://itextpdf.com/terms-of-use/
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License,
 * a covered work must retain the producer line in every PDF that is created
 * or manipulated using iText.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the iText software without
 * disclosing the source code of your own applications.
 * These activities include: offering paid services to customers as an ASP,
 * serving PDFs on the fly in a web application, shipping iText with a closed
 * source product.
 *
 * For more information, please contact iText Software Corp. at this
 * address: sales@itextpdf.com
 */
package com.itextpdf.text.pdf.collection;

import com.itextpdf.text.pdf.PdfDictionary;
import com.itextpdf.text.pdf.PdfName;
import com.itextpdf.text.pdf.PdfNumber;
import com.itextpdf.text.pdf.PdfObject;
import com.itextpdf.text.pdf.PdfString;

public class PdfTargetDictionary extends PdfDictionary {
	
	/**
	 * Creates dictionary referring to a target document that is the parent of the current document.
	 * @param nested	null if this is the actual target, another target if this is only an intermediate target.
	 */
	public PdfTargetDictionary(PdfTargetDictionary nested) {
		super();
		put(PdfName.R, PdfName.P);
		if (nested != null)
			setAdditionalPath(nested);
	}
	
	/**
	 * Creates a dictionary referring to a target document.
	 * @param child	if false, this refers to the parent document; if true, this refers to a child document, and you'll have to specify where to find the child using the other methods of this class
	 */
	public PdfTargetDictionary(boolean child) {
		super();
		if (child) {
			put(PdfName.R, PdfName.C);
		}
		else {
			put(PdfName.R, PdfName.P);
		}
	}
	
	/**
	 * If this dictionary refers to a child that is a document level attachment,
	 * you need to specify the name that was used to attach the document.
	 * @param	target	the name in the EmbeddedFiles name tree
	 */
	public void setEmbeddedFileName(String target) {
		put(PdfName.N, new PdfString(target, null));
	}
	
	/**
	 * If this dictionary refers to a child that is a file attachment added to a page,
	 * you need to specify the name of the page (or use setFileAttachmentPage to specify the page number).
	 * Once you have specified the page, you still need to specify the attachment using another method.
	 * @param name	the named destination referring to the page with the file attachment.
	 */
	public void setFileAttachmentPagename(String name) {
		put(PdfName.P, new PdfString(name, null));
	}
	
	/**
	 * If this dictionary refers to a child that is a file attachment added to a page,
	 * you need to specify the page number (or use setFileAttachmentPagename to specify a named destination).
	 * Once you have specified the page, you still need to specify the attachment using another method.
	 * @param page	the page number of the page with the file attachment.
	 */
	public void setFileAttachmentPage(int page) {
		put(PdfName.P, new PdfNumber(page));
	}
	
	/**
	 * If this dictionary refers to a child that is a file attachment added to a page,
	 * you need to specify the page with setFileAttachmentPage or setFileAttachmentPageName,
	 * and then specify the name of the attachment added to this page (or use setFileAttachmentIndex).
	 * @param name		the name of the attachment
	 */
	public void setFileAttachmentName(String name) {
		put(PdfName.A, new PdfString(name, PdfObject.TEXT_UNICODE));
	}
	
	/**
	 * If this dictionary refers to a child that is a file attachment added to a page,
	 * you need to specify the page with setFileAttachmentPage or setFileAttachmentPageName,
	 * and then specify the index of the attachment added to this page (or use setFileAttachmentName).
	 * @param annotation		the number of the attachment
	 */
	public void setFileAttachmentIndex(int annotation) {
		put(PdfName.A, new PdfNumber(annotation));
	}
	
	/**
	 * If this dictionary refers to an intermediate target, you can
	 * add the next target in the sequence.
	 * @param nested	the next target in the sequence
	 */
	public void setAdditionalPath(PdfTargetDictionary nested) {
		put(PdfName.T, nested);
	}
}

⏎ com/itextpdf/text/pdf/collection/PdfTargetDictionary.java

Or download all of them as a single archive file:

File name: itextpdf-5.5.14-fyi.zip
File size: 2163839 bytes
Release date: 2009-10-09
Download 

⇒ iText-2.1.6.jar - iText, a JAVA-PDF library

⇐ iText layout.jar Source Code

⇑ Download and Install iText Java Library

⇑⇑ iText for PDF Generation