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/RectangleReadOnly.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 com.itextpdf.text.error_messages.MessageLocalization;
import com.itextpdf.text.BaseColor;

/**
 * A <CODE>RectangleReadOnly</CODE> is the representation of a geometric figure.
 * It's the same as a <CODE>Rectangle</CODE> but immutable.
 * Rectangles support constant width borders using
 * {@link #setBorderWidth(float)}and {@link #setBorder(int)}.
 * They also support borders that vary in width/color on each side using
 * methods like {@link #setBorderWidthLeft(float)}or
 * {@link #setBorderColorLeft(BaseColor)}.
 *
 * @see Element
 * @since 2.1.2
 */

public class RectangleReadOnly extends Rectangle {

	// CONSTRUCTORS

	/**
	 * Constructs a <CODE>RectangleReadOnly</CODE> -object.
	 *
	 * @param llx	lower left x
	 * @param lly	lower left y
	 * @param urx	upper right x
	 * @param ury	upper right y
	 */
	public RectangleReadOnly(final float llx, final float lly, final float urx, final float ury) {
        super(llx, lly, urx, ury);
	}

	/**
	 * Constructs a <CODE>RectangleReadOnly</CODE> -object.
	 *
	 * @param llx	lower left x
	 * @param lly	lower left y
	 * @param urx	upper right x
	 * @param ury	upper right y
	 * @param rotation	the rotation of the Rectangle (0, 90, 180, 270)
	 * @since iText 5.0.6
	 */
	public RectangleReadOnly(final float llx, final float lly, final float urx, final float ury, final int rotation) {
        super(llx, lly, urx, ury);
        super.setRotation(rotation);
	}

	/**
	 * Constructs a <CODE>RectangleReadOnly</CODE>-object starting from the origin
	 * (0, 0).
	 *
	 * @param urx	upper right x
	 * @param ury	upper right y
	 */
	public RectangleReadOnly(final float urx, final float ury) {
		super(0, 0, urx, ury);
	}

	/**
	 * Constructs a <CODE>RectangleReadOnly</CODE>-object starting from the origin
	 * (0, 0) and with a specific rotation (valid values are 0, 90, 180, 270).
	 *
	 * @param urx	upper right x
	 * @param ury	upper right y
	 * @param rotation the rotation
	 * @since iText 5.0.6
	 */
	public RectangleReadOnly(final float urx, final float ury, final int rotation) {
		super(0, 0, urx, ury);
		super.setRotation(rotation);
	}

	/**
	 * Constructs a <CODE>RectangleReadOnly</CODE> -object.
	 *
	 * @param rect	another <CODE>Rectangle</CODE>
	 */
	public RectangleReadOnly(final Rectangle rect) {
		super(rect.llx, rect.lly, rect.urx, rect.ury);
		super.cloneNonPositionParameters(rect);
	}

	/**
	 * Throws an error because of the read only nature of this object.
	 */
    private void throwReadOnlyError() {
        throw new UnsupportedOperationException(MessageLocalization.getComposedMessage("rectanglereadonly.this.rectangle.is.read.only"));
    }

	/**
	 * Sets the rotation of the rectangle. Valid values are 0, 90, 180, and 270.
	 * @param rotation the new rotation value
	 * @since iText 5.0.6
	 */
	@Override
	public void setRotation(final int rotation) {
        throwReadOnlyError();
    }

    // OVERWRITE METHODS SETTING THE DIMENSIONS:

	/**
	 * Sets the lower left x-coordinate.
	 *
	 * @param llx	the new value
	 */
	@Override
	public void setLeft(final float llx) {
		throwReadOnlyError();
	}

	/**
	 * Sets the upper right x-coordinate.
	 *
	 * @param urx	the new value
	 */

	@Override
	public void setRight(final float urx) {
		throwReadOnlyError();
	}

	/**
	 * Sets the upper right y-coordinate.
	 *
	 * @param ury	the new value
	 */
	@Override
	public void setTop(final float ury) {
		throwReadOnlyError();
	}

	/**
	 * Sets the lower left y-coordinate.
	 *
	 * @param lly	the new value
	 */
	@Override
	public void setBottom(final float lly) {
		throwReadOnlyError();
	}

	/**
	 * Normalizes the rectangle.
     * Switches lower left with upper right if necessary.
	 */
	@Override
	public void normalize() {
		throwReadOnlyError();
	}

	// OVERWRITE METHODS SETTING THE BACKGROUND COLOR:

	/**
	 * Sets the backgroundcolor of the rectangle.
	 *
	 * @param value	the new value
	 */
	@Override
	public void setBackgroundColor(final BaseColor value) {
		throwReadOnlyError();
	}

	/**
	 * Sets the grayscale of the rectangle.
	 *
	 * @param value	the new value
	 */
	@Override
	public void setGrayFill(final float value) {
		throwReadOnlyError();
	}

	// OVERWRITE METHODS SETTING THE BORDER:

	/**
	 * Enables/Disables the border on the specified sides.
	 * The border is specified as an integer bitwise combination of
	 * the constants: <CODE>LEFT, RIGHT, TOP, BOTTOM</CODE>.
	 *
	 * @see #enableBorderSide(int)
	 * @see #disableBorderSide(int)
	 * @param border	the new value
	 */
	@Override
	public void setBorder(final int border) {
		throwReadOnlyError();
	}

	/**
	 * Sets a parameter indicating if the rectangle has variable borders
	 *
	 * @param useVariableBorders	indication if the rectangle has variable borders
	 */
	@Override
	public void setUseVariableBorders(final boolean useVariableBorders) {
		throwReadOnlyError();
	}

	/**
	 * Enables the border on the specified side.
	 *
	 * @param side	the side to enable.
	 * One of <CODE>LEFT, RIGHT, TOP, BOTTOM</CODE>
	 */
	@Override
	public void enableBorderSide(final int side) {
		throwReadOnlyError();
	}

	/**
	 * Disables the border on the specified side.
	 *
	 * @param side	the side to disable.
	 * One of <CODE>LEFT, RIGHT, TOP, BOTTOM</CODE>
	 */
	@Override
	public void disableBorderSide(final int side) {
		throwReadOnlyError();
	}

	// OVERWRITE METHODS SETTING THE BORDER WIDTH:

	/**
	 * Sets the borderwidth of the table.
	 *
	 * @param borderWidth	the new value
	 */

	@Override
	public void setBorderWidth(final float borderWidth) {
		throwReadOnlyError();
	}

	/**
	 * Sets the width of the left border
	 *
	 * @param borderWidthLeft	a width
	 */
	@Override
	public void setBorderWidthLeft(final float borderWidthLeft) {
		throwReadOnlyError();
	}

	/**
	 * Sets the width of the right border
	 *
	 * @param borderWidthRight	a width
	 */
	@Override
	public void setBorderWidthRight(final float borderWidthRight) {
		throwReadOnlyError();
	}

	/**
	 * Sets the width of the top border
	 *
	 * @param borderWidthTop	a width
	 */
	@Override
	public void setBorderWidthTop(final float borderWidthTop) {
		throwReadOnlyError();
	}

	/**
	 * Sets the width of the bottom border
	 *
	 * @param borderWidthBottom	a width
	 */
	@Override
	public void setBorderWidthBottom(final float borderWidthBottom) {
		throwReadOnlyError();
	}

	// METHODS TO GET/SET THE BORDER COLOR:

	/**
	 * Sets the color of the border.
	 *
	 * @param borderColor	a <CODE>BaseColor</CODE>
	 */

	@Override
	public void setBorderColor(final BaseColor borderColor) {
		throwReadOnlyError();
	}

	/**
	 * Sets the color of the left border.
	 *
	 * @param borderColorLeft	a <CODE>BaseColor</CODE>
	 */
	@Override
	public void setBorderColorLeft(final BaseColor borderColorLeft) {
		throwReadOnlyError();
	}

	/**
	 * Sets the color of the right border
	 *
	 * @param borderColorRight	a <CODE>BaseColor</CODE>
	 */
	@Override
	public void setBorderColorRight(final BaseColor borderColorRight) {
		throwReadOnlyError();
	}

	/**
	 * Sets the color of the top border.
	 *
	 * @param borderColorTop	a <CODE>BaseColor</CODE>
	 */
	@Override
	public void setBorderColorTop(final BaseColor borderColorTop) {
		throwReadOnlyError();
	}

	/**
	 * Sets the color of the bottom border.
	 *
	 * @param borderColorBottom	a <CODE>BaseColor</CODE>
	 */
	@Override
	public void setBorderColorBottom(final BaseColor borderColorBottom) {
		throwReadOnlyError();
	}

	// SPECIAL METHODS:

	/**
	 * Copies each of the parameters, except the position, from a
     * <CODE>Rectangle</CODE> object
	 *
	 * @param rect	<CODE>Rectangle</CODE> to copy from
	 */
	@Override
	public void cloneNonPositionParameters(final Rectangle rect) {
		throwReadOnlyError();
	}

	/**
	 * Copies each of the parameters, except the position, from a
     * <CODE>Rectangle</CODE> object if the value is set there.
	 *
	 * @param rect	<CODE>Rectangle</CODE> to copy from
	 */
	@Override
	public void softCloneNonPositionParameters(final Rectangle rect) {
		throwReadOnlyError();
	}

	/**
	 * @return	String version of the most important rectangle properties
	 * @see java.lang.Object#toString()
	 */
	@Override
	public String toString() {
		StringBuffer buf = new StringBuffer("RectangleReadOnly: ");
		buf.append(getWidth());
		buf.append('x');
		buf.append(getHeight());
		buf.append(" (rot: ");
		buf.append(rotation);
		buf.append(" degrees)");
		return buf.toString();
	}
}

⏎ com/itextpdf/text/RectangleReadOnly.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
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