iText 5 itextpdf.jar Source Code

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:

✍: FYIcenter.com

com/itextpdf/text/html/simpleparser/ChainedProperties.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.simpleparser;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import com.itextpdf.text.html.HtmlTags;
import com.itextpdf.text.html.HtmlUtilities;

/**
 * Stores the hierarchy of tags along with the attributes of each tag.
 * @since 5.0.6 renamed from ChainedProperties
 * @deprecated since 5.5.2
 */
@Deprecated
public class ChainedProperties {

	/**
	 * Class that stores the info about one tag in the chain.
	 */
	private static final class TagAttributes {
		/** A possible tag */
	    final String tag;
	    /** The styles corresponding with the tag */
	    final Map<String, String> attrs;
	    /**
	     * Constructs a chained property.
	     * @param	tag		an XML/HTML tag
	     * @param	attrs	the tag's attributes
	     */
	    TagAttributes(String tag, Map<String, String> attrs) {
	    	this.tag = tag;
	    	this.attrs = attrs;
	    }
	}

	/** A list of chained properties representing the tag hierarchy. */
	public List<TagAttributes> chain = new ArrayList<TagAttributes>();

	/** Creates a new instance of ChainedProperties */
	public ChainedProperties() {
	}

	/**
	 * Walks through the hierarchy (bottom-up) looking for
	 * a property key. Returns a value as soon as a match
	 * is found or null if the key can't be found.
	 * @param	key	the key of the property
	 * @return	the value of the property
	 */
	public String getProperty(String key) {
		for (int k = chain.size() - 1; k >= 0; --k) {
			TagAttributes p = chain.get(k);
			Map<String, String> attrs = p.attrs;
			String ret = attrs.get(key);
			if (ret != null)
				return ret;
		}
		return null;
	}
	
	/**
	 * Walks through the hierarchy (bottom-up) looking for
	 * a property key. Returns true as soon as a match is
	 * found or false if the key can't be found.
	 * @param	key	the key of the property
	 * @return	true if the key is found
	 */
	public boolean hasProperty(String key) {
		for (int k = chain.size() - 1; k >= 0; --k) {
			TagAttributes p = chain.get(k);
			Map<String, String> attrs = p.attrs;
			if (attrs.containsKey(key))
				return true;
		}
		return false;
	}

	/**
	 * Adds a tag and its corresponding properties to the chain.
	 * @param tag	the tags that needs to be added to the chain
	 * @param props	the tag's attributes
	 */
	public void addToChain(String tag, Map<String, String> props) {
		this.adjustFontSize(props);
		chain.add(new TagAttributes(tag, props));
	}

	/**
	 * Walks through the hierarchy (bottom-up) and removes the
	 * first occurrence of a tag that is encountered.
	 * @param	tag	the tag that needs to be removed
	 */
	public void removeChain(String tag) {
		for (int k = chain.size() - 1; k >= 0; --k) {
			if (tag.equals(chain.get(k).tag)) {
				chain.remove(k);
				return;
			}
		}
	}
	
	/**
	 * If the properties contain a font size, the size may need to
	 * be adjusted based on font sizes higher in the hierarchy.
	 * @param	attrs the attributes that may have to be updated
	 * @since 5.0.6 (renamed)
	 */
	protected void adjustFontSize(Map<String, String> attrs) {
		// fetch the font size
		String value = attrs.get(HtmlTags.SIZE);
		// do nothing if the font size isn't defined
		if (value == null)
			return;
		// the font is defined as a real size: remove "pt"
		if (value.endsWith("pt")) {
			attrs.put(HtmlTags.SIZE,
				value.substring(0, value.length() - 2));
			return;
		}
		String old = getProperty(HtmlTags.SIZE);
		attrs.put(HtmlTags.SIZE, Integer.toString(HtmlUtilities.getIndexedFontSize(value, old)));
	}
}

com/itextpdf/text/html/simpleparser/ChainedProperties.java

 

⇒ 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

2021-07-03, 47871👍, 0💬