| /* |
| * Copyright (c) 2019, 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 8217364 |
| * @summary Custom URLStreamHandler for jrt or file protocol can override default handler |
| * @modules java.base/java.net:open |
| * @run main/othervm NonOverridableHandlerFactory |
| */ |
| |
| import java.io.*; |
| import java.net.*; |
| |
| public class NonOverridableHandlerFactory implements URLStreamHandlerFactory { |
| @Override |
| public URLStreamHandler createURLStreamHandler(String protocol) { |
| return new NonOverridableHandler(); |
| } |
| |
| private static class NonOverridableHandler extends URLStreamHandler { |
| @Override |
| protected URLConnection openConnection(URL u) throws IOException { |
| throw new RuntimeException("CustomURLStreamHandler used for " + u); |
| } |
| } |
| |
| public static void main(String[] args) { |
| URL.setURLStreamHandlerFactory(new NonOverridableHandlerFactory()); |
| for (String protocol : new String[] {"file", "jrt"}) { |
| String urlString = protocol + ":///test/somefile"; |
| try { |
| new URL(urlString).openConnection(); |
| } catch(RuntimeException r) { |
| throw r; |
| } catch(Throwable t) { |
| // possible jrt initialization issue on exploded binary image etc. |
| System.out.println("encountered: " + t + |
| "(testing: " + urlString + ")"); |
| } |
| System.out.println("Default URLStreamHandler used for " + urlString); |
| } |
| } |
| } |