| /* |
| * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. |
| * 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. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| * @bug 6349735 |
| * @summary Internal API for closing jar files belonging to URLClassLoader instances |
| */ |
| |
| import java.io.*; |
| import java.net.*; |
| import java.util.*; |
| |
| public class Test { |
| |
| static File copy (File src, String destDir) throws Exception { |
| FileInputStream fis = new FileInputStream (src); |
| File dest = new File (destDir, src.getName()); |
| FileOutputStream fos = new FileOutputStream (dest); |
| byte buf[] = new byte [1024]; |
| int c; |
| while ((c=fis.read(buf)) != -1) { |
| fos.write (buf, 0, c); |
| } |
| fis.close(); |
| fos.close(); |
| return dest; |
| } |
| |
| public static void main(String[] args) throws Exception { |
| String srcPath = System.getProperty("test.src"); |
| String destPath = System.getProperty("test.classes"); |
| if (destPath == null || "".equals(destPath)) { |
| throw new RuntimeException ("Not running test"); |
| } |
| File file = new File (srcPath, "test.jar"); |
| file = copy (file, destPath); |
| URL url = file.toURL(); |
| URLClassLoader loader = new URLClassLoader (new URL [] {url}); |
| Class clazz = Class.forName ("Foo", true, loader); |
| Object obj = clazz.newInstance(); |
| List<String> jarsclosed = new LinkedList<String>(); |
| sun.misc.ClassLoaderUtil.releaseLoader (loader, jarsclosed); |
| for (String jar: jarsclosed) { |
| System.out.println ("Successfully closed " + jar); |
| } |
| if (!file.delete()) { |
| throw new RuntimeException ("failed to delete jar file"); |
| } |
| } |
| } |