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/pdf/ICC_Profile.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;

import java.io.FileInputStream;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.HashMap;

import com.itextpdf.text.ExceptionConverter;
import com.itextpdf.text.error_messages.MessageLocalization;

public class ICC_Profile {
    protected byte[] data;
    protected int numComponents;
    private static HashMap<String, Integer> cstags = new HashMap<String, Integer>();

    protected ICC_Profile() {
    }
    
    public static ICC_Profile getInstance(byte[] data, int numComponents) {
        if (data.length < 128 || data[36] != 0x61 || data[37] != 0x63
                || data[38] != 0x73 || data[39] != 0x70)
                throw new IllegalArgumentException(MessageLocalization.getComposedMessage("invalid.icc.profile"));
        try {
        	ICC_Profile icc = new ICC_Profile();
        	icc.data = data;
        	Integer cs;
        	cs = cstags.get(new String(data, 16, 4, "US-ASCII"));
        	int nc = cs == null ? 0 : cs.intValue();
        	icc.numComponents = nc;
        	// invalid ICC
        	if (nc != numComponents) {
        		throw new IllegalArgumentException("ICC profile contains " + nc + " component(s), the image data contains " + numComponents + " component(s)");
        	}
        	return icc;
    	} catch (UnsupportedEncodingException e) {
			throw new ExceptionConverter(e);
		}
    }

    public static ICC_Profile getInstance(byte[] data) {
    	try {
	        Integer cs;
			cs = cstags.get(new String(data, 16, 4, "US-ASCII"));
	        int numComponents = cs == null ? 0 : cs.intValue();
	        return getInstance(data, numComponents);
		} catch (UnsupportedEncodingException e) {
			throw new ExceptionConverter(e);
		}
    }

    public static ICC_Profile getInstance(InputStream file) {
        try {
            byte[] head = new byte[128];
            int remain = head.length;
            int ptr = 0;
            while (remain > 0) {
                int n = file.read(head, ptr, remain);
                if (n < 0)
                    throw new IllegalArgumentException(MessageLocalization.getComposedMessage("invalid.icc.profile"));
                remain -= n;
                ptr += n;
            }
            if (head[36] != 0x61 || head[37] != 0x63
                || head[38] != 0x73 || head[39] != 0x70)
                throw new IllegalArgumentException(MessageLocalization.getComposedMessage("invalid.icc.profile"));
            remain = (head[0] & 0xff) << 24 | (head[1] & 0xff) << 16
                      | (head[2] & 0xff) <<  8 | head[3] & 0xff;
            byte[] icc = new byte[remain];
            System.arraycopy(head, 0, icc, 0, head.length);
            remain -= head.length;
            ptr = head.length;
            while (remain > 0) {
                int n = file.read(icc, ptr, remain);
                if (n < 0)
                    throw new IllegalArgumentException(MessageLocalization.getComposedMessage("invalid.icc.profile"));
                remain -= n;
                ptr += n;
            }
            return getInstance(icc);
        }
        catch (Exception ex) {
            throw new ExceptionConverter(ex);
        }
    }

    public static ICC_Profile GetInstance(String fname) {
        FileInputStream fs = null;
        try {
            fs = new FileInputStream(fname);
            ICC_Profile icc = getInstance(fs);
            return icc;
        }
        catch (Exception ex) {
            throw new ExceptionConverter(ex);
        }
        finally {
            try{fs.close();}catch(Exception x){}
        }
    }

    public byte[] getData() {
        return data;
    }

    public int getNumComponents() {
        return numComponents;
    }

    static {
        cstags.put("XYZ ", Integer.valueOf(3));
        cstags.put("Lab ", Integer.valueOf(3));
        cstags.put("Luv ", Integer.valueOf(3));
        cstags.put("YCbr", Integer.valueOf(3));
        cstags.put("Yxy ", Integer.valueOf(3));
        cstags.put("RGB ", Integer.valueOf(3));
        cstags.put("GRAY", Integer.valueOf(1));
        cstags.put("HSV ", Integer.valueOf(3));
        cstags.put("HLS ", Integer.valueOf(3));
        cstags.put("CMYK", Integer.valueOf(4));
        cstags.put("CMY ", Integer.valueOf(3));
        cstags.put("2CLR", Integer.valueOf(2));
        cstags.put("3CLR", Integer.valueOf(3));
        cstags.put("4CLR", Integer.valueOf(4));
        cstags.put("5CLR", Integer.valueOf(5));
        cstags.put("6CLR", Integer.valueOf(6));
        cstags.put("7CLR", Integer.valueOf(7));
        cstags.put("8CLR", Integer.valueOf(8));
        cstags.put("9CLR", Integer.valueOf(9));
        cstags.put("ACLR", Integer.valueOf(10));
        cstags.put("BCLR", Integer.valueOf(11));
        cstags.put("CCLR", Integer.valueOf(12));
        cstags.put("DCLR", Integer.valueOf(13));
        cstags.put("ECLR", Integer.valueOf(14));
        cstags.put("FCLR", Integer.valueOf(15));
    }
}

com/itextpdf/text/pdf/ICC_Profile.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, 47648👍, 0💬