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.control; 26 27 28 import java.util.HashMap; 29 import org.jemmy.JemmyException; 30 import org.jemmy.env.Environment; 31 32 33 /** 34 * This is an implementation of {@code Wrapper} which keeps a map between 35 * control class names and wrap class names. In only loads the wrap classes when 36 * first needed. 37 * @author shura 38 */ 39 public class LazyWrapper extends AbstractWrapper { 40 41 private final HashMap<String, String> theWrappers = new HashMap<String, String>(); 42 private final ClassLoader loader; 43 /** 44 * 45 * @param env 46 */ 47 @SuppressWarnings("unchecked") 48 public LazyWrapper(ClassLoader loader, Environment env) { 49 super(env); 50 this.loader = loader; 51 } 52 53 /** 54 * 55 * @param <P> 56 * @param controlClass 57 * @param wrapperClass 58 */ 59 public <P> void add(String controlClass, String wrapperClass) { 60 theWrappers.put(controlClass, wrapperClass); 61 } 62 63 @Override 64 protected Class<Wrap> getWrapClass(Class controlClass) { 65 String wrapClassName = theWrappers.get(controlClass.getName()); 66 if(wrapClassName == null) { 67 return null; 68 } 69 try { 70 return (Class<Wrap>)loader.loadClass(wrapClassName); 71 } catch (ClassNotFoundException ex) { 72 throw new JemmyException("Unable to load wrap for " + controlClass.getName() + 73 " which is " + wrapClassName, ex); 74 } 75 } 76 77 }