| /* |
| * Copyright (c) 2006, 2017, 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 6449504 |
| * @run main/othervm B6449504 caching |
| * @run main/othervm B6449504 no_caching |
| * @summary REGRESSION: ZipException throws when try to read a XML file |
| */ |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.JarURLConnection; |
| import java.net.URL; |
| import java.nio.file.Files; |
| import java.nio.file.Paths; |
| import java.nio.file.StandardCopyOption; |
| |
| public class B6449504 { |
| |
| public static void main (String[] args) throws Exception { |
| setup(); |
| boolean caching = args[0].equals("caching"); |
| String dirname = System.getProperty("test.classes"); |
| File f = new File(dirname); |
| dirname = f.toURI().toString(); |
| |
| String u = "jar:" + dirname + "/bar.jar"; |
| URL url = new URL(u + "!/DoesNotExist.txt"); |
| System.out.println("url = " + url); |
| JarURLConnection j1 = (JarURLConnection)url.openConnection(); |
| |
| URL url2 = new URL(u + "!/test.txt"); |
| System.out.println("url2 = " + url2); |
| JarURLConnection j2 = (JarURLConnection)url2.openConnection(); |
| |
| j1.setUseCaches(caching); |
| j2.setUseCaches(caching); |
| |
| /* connecting to j2 opens the jar file but does not read it */ |
| |
| j2.connect(); |
| |
| try { |
| /* attempt to read a non-existing entry in the jar file |
| * shows the bug, where the jar file is closed after the |
| * attempt fails. |
| */ |
| InputStream is = j1.getInputStream(); |
| } catch (IOException e) { |
| System.out.println("Got expected exception from j1 "); |
| } |
| |
| /* If bug present, this will fail because we think the jar |
| * is ready to be read, after the connect() above, but we |
| * get a ZipException because it has been closed |
| */ |
| InputStream is = j2.getInputStream(); |
| readAndClose(is); |
| System.out.println("OK"); |
| } |
| |
| static void readAndClose(InputStream is) throws IOException { |
| while (is.read() != -1) ; |
| is.close(); |
| } |
| |
| static void setup() throws IOException { |
| Files.copy(Paths.get(System.getProperty("test.src"), "bar.jar"), |
| Paths.get(System.getProperty("test.classes"), "bar.jar"), |
| StandardCopyOption.REPLACE_EXISTING); |
| } |
| } |