1 /*
   2  * Copyright (c) 2007, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation. Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package org.jemmy.image;
  27 
  28 
  29 import java.awt.image.BufferedImage;
  30 
  31 
  32 /**
  33  * Common part of most ImageComparators.
  34  *
  35  * @author KAM
  36  * @deprecated Use classes from org.jemmy.image.pixel package instead.
  37  */
  38 @Deprecated
  39 public abstract class AbstractImageComparator implements ImageComparator {
  40 
  41     /**
  42      * Checks whether images have difference.
  43      * @param image1 First image to compare.
  44      * @param image2 Second image to compare.
  45      * @return true if images have no difference, false otherwise.
  46      */
  47     public abstract boolean noDifference(BufferedImage image1, BufferedImage image2);
  48 
  49     /**
  50      * {@inheritDoc}
  51      */
  52     public BufferedImage compare(BufferedImage image1, BufferedImage image2) {
  53         if (noDifference(image1, image2)) {
  54             return null;
  55         } else {
  56             return ImageTool.subtractImage(image1, image2);
  57         }
  58     }
  59 }