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 package org.jemmy.image;
  26 
  27 
  28 import org.jemmy.env.Environment;
  29 
  30 
  31 /**
  32  * ImageLoader implementation which is able to load images through
  33  * a given classloader.
  34  * @author mrkam, shura
  35  */
  36 public class ClasspathImageLoader implements ImageLoader {
  37 
  38     private String packagePrefix = "";
  39     private ClassLoader classLoader = getClassLoader();
  40 
  41     public static final String OUTPUT = AWTImage.class.getName() + ".OUTPUT";
  42 
  43     /**
  44      * Get the value of classLoader which is used to load images.
  45      *
  46      * @return the value of classLoader
  47      */
  48     public ClassLoader getClassLoader() {
  49         return classLoader;
  50     }
  51 
  52     /**
  53      * {@inheritDoc}
  54      */
  55     public Image load(String ID) {
  56         String fullId = ((packagePrefix != null) ? packagePrefix : "") + ID;
  57         Environment.getEnvironment().getOutput(ClasspathImageLoader.OUTPUT).println("Image loaded from " + fullId + " by " + classLoader);
  58         return new AWTImage(PNGDecoder.decode(classLoader, fullId));
  59     }
  60 
  61     /**
  62      * Set the value of classLoader
  63      *
  64      * @param classLoader new value of classLoader
  65      */
  66     public void setClassLoader(ClassLoader classLoader) {
  67         this.classLoader = classLoader;
  68     }
  69 
  70     /**
  71      * TODO: Add JavaDoc
  72      * @param rootPackage
  73      */
  74     public void setRootPackage(Package rootPackage) {
  75         if (rootPackage != null) {
  76             this.packagePrefix = rootPackage.getName().replace('.', '/') + "/";
  77         } else {
  78             this.packagePrefix = null;
  79         }
  80     }
  81 
  82 }