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/Meta.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;

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

/**
 * This is an <CODE>Element</CODE> that contains
 * some meta information about the document.
 * <P>
 * An object of type <CODE>Meta</CODE> can not be constructed by the user.
 * User defined meta information should be placed in a <CODE>Header</CODE>-object.
 * <CODE>Meta</CODE> is reserved for: Subject, Keywords, Author, Title, Producer
 * and Creationdate information.
 *
 * @see		Element
 * @see		Header
 */

public class Meta implements Element {

    // membervariables

	/** This is the type of Meta-information this object contains. */
    private final int type;

    /** This is the content of the Meta-information. */
    private final StringBuffer content;

	/**
	 * The possible value of an alignment attribute.
	 * @since 5.0.6 (moved from ElementTags)
	 */
	public static final String UNKNOWN = "unknown";

	/**
	 * The possible value of an alignment attribute.
	 * @since 5.0.6 (moved from ElementTags)
	 */
	public static final String PRODUCER = "producer";

	/**
	 * The possible value of an alignment attribute.
	 * @since 5.0.6 (moved from ElementTags)
	 */
	public static final String CREATIONDATE = "creationdate";

	/**
	 * The possible value of an alignment attribute.
	 * @since 5.0.6 (moved from ElementTags)
	 */
	public static final String AUTHOR = "author";

	/**
	 * The possible value of an alignment attribute.
	 * @since 5.0.6 (moved from ElementTags)
	 */
	public static final String KEYWORDS = "keywords";

	/**
	 * The possible value of an alignment attribute.
	 * @since 5.0.6 (moved from ElementTags)
	 */
	public static final String SUBJECT = "subject";

	/**
	 * The possible value of an alignment attribute.
	 * @since 5.0.6 (moved from ElementTags)
	 */
	public static final String TITLE = "title";

    // constructors

    /**
     * Constructs a <CODE>Meta</CODE>.
     *
     * @param	type		the type of meta-information
     * @param	content		the content
     */
    Meta(final int type, final String content) {
        this.type = type;
        this.content = new StringBuffer(content);
    }

    /**
     * Constructs a <CODE>Meta</CODE>.
     *
     * @param	tag		    the tagname of the meta-information
     * @param	content		the content
     */
    public Meta(final String tag, final String content) {
        this.type = Meta.getType(tag);
        this.content = new StringBuffer(content);
    }

    // implementation of the Element-methods

    /**
     * Processes the element by adding it (or the different parts) to a
     * <CODE>ElementListener</CODE>.
     *
     * @param	listener		the <CODE>ElementListener</CODE>
     * @return	<CODE>true</CODE> if the element was processed successfully
     */
    public boolean process(final ElementListener listener) {
        try {
            return listener.add(this);
        }
        catch(DocumentException de) {
            return false;
        }
    }

    /**
     * Gets the type of the text element.
     *
     * @return	a type
     */
    public int type() {
        return type;
    }

    /**
     * Gets all the chunks in this element.
     *
     * @return	an <CODE>ArrayList</CODE>
     */
    public List<Chunk> getChunks() {
        return new ArrayList<Chunk>();
    }

	/**
	 * @see com.itextpdf.text.Element#isContent()
	 * @since	iText 2.0.8
	 */
	public boolean isContent() {
		return false;
	}

	/**
	 * @see com.itextpdf.text.Element#isNestable()
	 * @since	iText 2.0.8
	 */
	public boolean isNestable() {
		return false;
	}

    // methods

    /**
     * appends some text to this <CODE>Meta</CODE>.
     *
     * @param	string      a <CODE>String</CODE>
     * @return	a <CODE>StringBuffer</CODE>
     */
    public StringBuffer append(final String string) {
        return content.append(string);
    }

    // methods to retrieve information

	/**
     * Returns the content of the meta information.
     *
     * @return	a <CODE>String</CODE>
     */
    public String getContent() {
        return content.toString();
    }

	/**
     * Returns the name of the meta information.
     *
     * @return	a <CODE>String</CODE>
     */

    public String getName() {
        switch (type) {
            case Element.SUBJECT:
                return Meta.SUBJECT;
            case Element.KEYWORDS:
                return Meta.KEYWORDS;
            case Element.AUTHOR:
                return Meta.AUTHOR;
            case Element.TITLE:
                return Meta.TITLE;
            case Element.PRODUCER:
                return Meta.PRODUCER;
            case Element.CREATIONDATE:
                return Meta.CREATIONDATE;
                default:
                    return Meta.UNKNOWN;
        }
    }

    /**
     * Returns the name of the meta information.
     *
     * @param tag iText tag for meta information
     * @return	the Element value corresponding with the given tag
     */
    public static int getType(final String tag) {
        if (Meta.SUBJECT.equals(tag)) {
            return Element.SUBJECT;
        }
        if (Meta.KEYWORDS.equals(tag)) {
            return Element.KEYWORDS;
        }
        if (Meta.AUTHOR.equals(tag)) {
            return Element.AUTHOR;
        }
        if (Meta.TITLE.equals(tag)) {
            return Element.TITLE;
        }
        if (Meta.PRODUCER.equals(tag)) {
            return Element.PRODUCER;
        }
        if (Meta.CREATIONDATE.equals(tag)) {
            return Element.CREATIONDATE;
        }
        return Element.HEADER;
    }

}

com/itextpdf/text/Meta.java

 

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

⇐ iText layout.jar Source Code

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⇑⇑ iText for PDF Generation

2021-07-03, 48127👍, 0💬