65 lines
2.4 KiB
Java
65 lines
2.4 KiB
Java
/*
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* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8217364
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* @summary Custom URLStreamHandler for jrt or file protocol can override default handler
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* @modules java.base/java.net:open
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* @run main/othervm NonOverridableHandlerFactory
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*/
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import java.io.*;
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import java.net.*;
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public class NonOverridableHandlerFactory implements URLStreamHandlerFactory {
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@Override
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public URLStreamHandler createURLStreamHandler(String protocol) {
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return new NonOverridableHandler();
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}
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private static class NonOverridableHandler extends URLStreamHandler {
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@Override
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protected URLConnection openConnection(URL u) throws IOException {
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throw new RuntimeException("CustomURLStreamHandler used for " + u);
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}
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}
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public static void main(String[] args) {
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URL.setURLStreamHandlerFactory(new NonOverridableHandlerFactory());
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for (String protocol : new String[] {"file", "jrt"}) {
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String urlString = protocol + ":///test/somefile";
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try {
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new URL(urlString).openConnection();
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} catch(RuntimeException r) {
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throw r;
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} catch(Throwable t) {
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// possible jrt initialization issue on exploded binary image etc.
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System.out.println("encountered: " + t +
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"(testing: " + urlString + ")");
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}
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System.out.println("Default URLStreamHandler used for " + urlString);
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}
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}
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}
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