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/html/HtmlTags.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.html;

/**
 * Static final values of supported HTML tags and attributes.
 * @since 5.0.6
 * @deprecated since 5.5.2
 */
@Deprecated
public class HtmlTags {

	// tag names
	
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String A = "a";
	/** name of a tag */
	public static final String B = "b";
	/** name of a tag */
	public static final String BODY = "body";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String BLOCKQUOTE = "blockquote";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String BR = "br";
	/** name of a tag */
	public static final String DIV = "div";
	/** name of a tag */
	public static final String EM = "em";
	/** name of a tag */
	public static final String FONT = "font";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String H1 = "h1";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String H2 = "h2";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String H3 = "h3";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String H4 = "h4";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String H5 = "h5";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String H6 = "h6";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String HR = "hr";
	/** name of a tag */
	public static final String I = "i";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String IMG = "img";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String LI = "li";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String OL = "ol";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String P = "p";
	/** name of a tag */
	public static final String PRE = "pre";
	/** name of a tag */
	public static final String S = "s";
	/** name of a tag */
	public static final String SPAN = "span";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String STRIKE = "strike";
	/** name of a tag */
	public static final String STRONG = "strong";
	/** name of a tag */
	public static final String SUB = "sub";
	/** name of a tag */
	public static final String SUP = "sup";
	/** name of a tag */
	public static final String TABLE = "table";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String TD = "td";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String TH = "th";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String TR = "tr";
	/** name of a tag */
	public static final String U = "u";
	/**
	 * name of a tag.
	 * @since 5.0.6 (reorganized all constants)
	 */
	public static final String UL = "ul";

	// attributes (some are not real HTML attributes!)

	/** name of an attribute */
	public static final String ALIGN = "align";
	/**
	 * name of an attribute
	 * @since 5.0.6
	 */
	public static final String BGCOLOR = "bgcolor";
	/**
	 * name of an attribute
	 * @since 5.0.6
	 */
	public static final String BORDER = "border";
	/** name of an attribute */
	public static final String CELLPADDING = "cellpadding";
	/** name of an attribute */
	public static final String COLSPAN = "colspan";
	/**
	 * name of an attribute
	 * @since 5.0.6
	 */
	public static final String EXTRAPARASPACE = "extraparaspace";
	/**
	 * name of an attribute
	 * @since 5.0.6
	 */
	public static final String ENCODING = "encoding";
	/**
	 * name of an attribute
	 * @since 5.0.6
	 */
	public static final String FACE = "face";
	/**
	 * Name of an attribute.
	 * @since 5.0.6
	 */
	public static final String HEIGHT = "height";
	/**
	 * Name of an attribute.
	 * @since 5.0.6
	 */
	public static final String HREF = "href";
	/**
	 * Name of an attribute.
	 * @since 5.0.6
	 */
	public static final String HYPHENATION = "hyphenation";
	/**
	 * Name of an attribute.
	 * @since 5.0.6
	 */
	public static final String IMAGEPATH = "image_path";
	/**
	 * Name of an attribute.
	 * @since 5.0.6
	 */
	public static final String INDENT = "indent";
	/**
	 * Name of an attribute.
	 * @since 5.0.6
	 */
	public static final String LEADING = "leading";
	/** name of an attribute */
	public static final String ROWSPAN = "rowspan";
	/** name of an attribute */
	public static final String SIZE = "size";
	/**
	 * Name of an attribute.
	 * @since 5.0.6
	 */
	public static final String SRC = "src";
	/**
	 * Name of an attribute.
	 * @since 5.0.6
	 */
	public static final String VALIGN = "valign";
	/** name of an attribute */
	public static final String WIDTH = "width";
	
	// attribute values

	/** the possible value of an alignment attribute */
	public static final String ALIGN_LEFT = "left";
	/** the possible value of an alignment attribute */
	public static final String ALIGN_CENTER = "center";
	/** the possible value of an alignment attribute */
	public static final String ALIGN_RIGHT = "right";
	/** 
	 * The possible value of an alignment attribute.
	 * @since 5.0.6
	 */
	public static final String ALIGN_JUSTIFY = "justify";
	/** 
	 * The possible value of an alignment attribute.
	 * @since 5.0.6
	 */
    public static final String ALIGN_JUSTIFIED_ALL = "JustifyAll";
	/** the possible value of an alignment attribute */
	public static final String ALIGN_TOP = "top";
	/** the possible value of an alignment attribute */
	public static final String ALIGN_MIDDLE = "middle";
	/** the possible value of an alignment attribute */
	public static final String ALIGN_BOTTOM = "bottom";
	/** the possible value of an alignment attribute */
	public static final String ALIGN_BASELINE = "baseline";
	
	// CSS
	
	/** This is used for inline css style information */
	public static final String STYLE = "style";
	/**
	 * Attribute for specifying externally defined CSS class.
	 * @since 5.0.6
	 */
	public static final String CLASS = "class";
	/** the CSS tag for text color */
	public static final String COLOR = "color";
	/**
	 * The CSS tag for the font size.
	 * @since 5.0.6
	 */
	public static final String FONTFAMILY = "font-family";
	/**
	 * The CSS tag for the font size.
	 * @since 5.0.6
	 */
	public static final String FONTSIZE = "font-size";
	/**
	 * The CSS tag for the font size.
	 * @since 5.0.6
	 */
	public static final String FONTSTYLE = "font-style";
	/**
	 * The CSS tag for the font size.
	 * @since 5.0.6
	 */
	public static final String FONTWEIGHT = "font-weight";
	/**
	 * The CSS tag for the font size.
	 * @since 5.0.6
	 */
	public static final String LINEHEIGHT = "line-height";
	/**
	 * The CSS tag for the font size.
	 * @since 5.0.6
	 */
	public static final String PADDINGLEFT = "padding-left";
	/**
	 * The CSS tag for the font size.
	 * @since 5.0.6
	 */
	public static final String TEXTALIGN = "text-align";
	/**
	 * The CSS tag for the font size.
	 * @since 5.0.6
	 */
	public static final String TEXTDECORATION = "text-decoration";
	/** the CSS tag for text decorations */
	public static final String VERTICALALIGN = "vertical-align";
	/**
	 * a CSS value for text decoration
	 * @since 5.0.6
	 */
	public static final String BOLD = "bold";
	/**
	 * a CSS value for text decoration
	 * @since 5.0.6
	 */
	public static final String ITALIC = "italic";
	/**
	 * a CSS value for text decoration
	 * @since 5.0.6
	 */
	public static final String LINETHROUGH = "line-through";
	/**
	 * a CSS value for text decoration
	 * @since 5.0.6
	 */
	public static final String NORMAL = "normal";
	/**
	 * a CSS value for text decoration
	 * @since 5.0.6
	 */
	public static final String OBLIQUE = "oblique";
	/**
	 * a CSS value for text decoration
	 * @since 5.0.6
	 */
	public static final String UNDERLINE = "underline";

	/**
	 * A possible attribute.
	 * @since 5.0.6
	 */
	public static final String AFTER = "after";
	/**
	 * A possible attribute.
	 * @since 5.0.6
	 */
	public static final String BEFORE = "before";
}

⏎ com/itextpdf/text/html/HtmlTags.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 

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