79 lines
2.7 KiB
Java
79 lines
2.7 KiB
Java
/*
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* Copyright (c) 2013, 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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* Portions Copyright (c) 2013 IBM Corporation
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*/
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/* @test
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* @bug 7183373
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* @summary URLClassLoader fails to close handles to Jar files opened during
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* getResource()
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*/
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import java.io.*;
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import java.net.*;
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import java.util.zip.*;
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public class JarLoaderTest {
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public static void main(String[] args) throws Exception {
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// Create a JAR file
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File f = new File("urlcl" + 1 + ".jar");
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ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(f));
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// add a file
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zos.putNextEntry(new ZipEntry("TestResource"));
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byte[] b = "This is a test resource".getBytes();
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zos.write(b, 0, b.length);
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zos.close();
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// Load the file using cl.getResource()
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URLClassLoader cl = new URLClassLoader(new URL[] { new URL("jar:" +
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f.toURI().toURL() + "!/")}, null);
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cl.getResource("TestResource");
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// Close the class loader - this should free up all of its Closeables,
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// including the JAR file
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cl.close();
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// Try to delete the JAR file
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f.delete();
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// Check to see if the file was deleted
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if (f.exists()) {
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System.out.println(
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"Test FAILED: Closeables failed to close handle to jar file");
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// Delete the jar using a workaround
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for (URL u : cl.getURLs()) {
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if (u.getProtocol().equals("jar")) {
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((JarURLConnection)u.openConnection()).getJarFile().close();
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}
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f.delete();
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}
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throw new RuntimeException("File could not be deleted");
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} else {
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System.out.println("Test PASSED");
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}
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}
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}
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