1 /* 2 * Copyright (c) 2014, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package jdk.testlibrary; 24 25 import java.net.URL; 26 import java.net.URLClassLoader; 27 28 /** 29 * An url classloader, which trying to load class from provided URL[] first, 30 * and using parent classloader in case it failed 31 */ 32 public class ParentLastURLClassLoader extends URLClassLoader { 33 34 public ParentLastURLClassLoader(URL urls[], ClassLoader parent) { 35 super(urls, parent); 36 } 37 38 @Override 39 public Class<?> loadClass(String name) throws ClassNotFoundException { 40 try { 41 Class c = findClass(name); 42 if (c != null) { 43 return c; 44 } 45 } catch (ClassNotFoundException e) { 46 // ignore 47 } 48 return super.loadClass(name); 49 } 50 }