/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 */

/**

 * @test

 * @bug 6476665 6523403 6733501

 * @summary Verifies reading and writing profiles and tags of the standard color

 * spaces

 * @run main ReadWriteProfileTest

 */

import java.awt.color.ColorSpace;

import java.awt.color.ICC_Profile;

import java.util.*;

import java.nio.*;

import java.util.Hashtable;

public class ReadWriteProfileTest implements Runnable {

    /* Location of the tag sig counter in 4-byte words */

    final static int TAG_COUNT_OFFSET = 32;

    /* Location of the tag sig table in 4-byte words */

    final static int TAG_ELEM_OFFSET = 33;

    static byte[][] profiles;

    static int [][] tagSigs;

    static Hashtable<Integer,byte[]> [] tags;

    static int [] cspaces = {ColorSpace.CS_sRGB, ColorSpace.CS_PYCC,

                             ColorSpace.CS_LINEAR_RGB, ColorSpace.CS_CIEXYZ,

                             ColorSpace.CS_GRAY};

    static String [] csNames = {"sRGB", "PYCC", "LINEAR_RGB", "CIEXYZ", "GRAY"};

    static void getProfileTags(byte [] data, Hashtable tags) {

        ByteBuffer byteBuf = ByteBuffer.wrap(data);

        IntBuffer intBuf = byteBuf.asIntBuffer();

        int tagCount = intBuf.get(TAG_COUNT_OFFSET);

        intBuf.position(TAG_ELEM_OFFSET);

        for (int i = 0; i < tagCount; i++) {

            int tagSig = intBuf.get();

            int tagDataOff = intBuf.get();

            int tagSize = intBuf.get();

            byte [] tagData = new byte[tagSize];

            byteBuf.position(tagDataOff);

            byteBuf.get(tagData);

            tags.put(tagSig, tagData);

        }

    }

    static {

        profiles = new byte[cspaces.length][];

        tags = new Hashtable[cspaces.length];

        for (int i = 0; i < cspaces.length; i++) {

            ICC_Profile pf = ICC_Profile.getInstance(cspaces[i]);

            profiles[i] = pf.getData();

            tags[i] = new Hashtable();

            getProfileTags(profiles[i], tags[i]);

        }

    }

    public void run() {

        for (int i = 0; i < cspaces.length; i++) {

            ICC_Profile pf = ICC_Profile.getInstance(cspaces[i]);

            byte [] data = pf.getData();

            pf = ICC_Profile.getInstance(data);

            if (!Arrays.equals(data, profiles[i])) {

                System.err.println("Incorrect result of getData() " + "with " +

                                   csNames[i] + " profile");

                throw new RuntimeException("Incorrect result of getData()");

            }

            for (int tagSig : tags[i].keySet()) {

                byte [] tagData = pf.getData(tagSig);

                byte [] empty = new byte[tagData.length];

                pf.setData(tagSig, empty);

                pf.setData(tagSig, tagData);

                byte [] tagData1 = pf.getData(tagSig);

                if (!Arrays.equals(tagData1, tags[i].get(tagSig)))

                {

                    System.err.println("Incorrect result of getData(int) with" +

                                       " tag " +

                                       Integer.toHexString(tagSig) +

                                       " of " + csNames[i] + " profile");

                    throw new RuntimeException("Incorrect result of " +

                                               "getData(int)");

                }

            }

        }

    }

    public static void main(String [] args) {

        ReadWriteProfileTest test = new ReadWriteProfileTest();

        test.run();

    }

}