| /* |
| * 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 6374379 |
| * @library /test/lib |
| * @build jdk.test.lib.Platform |
| * jdk.test.lib.util.FileUtils |
| * @run main ReadLongZipFileName |
| * @summary Verify that we can read zip file names > 255 chars long |
| */ |
| |
| import java.io.*; |
| import java.util.jar.*; |
| import java.util.Stack; |
| import jdk.test.lib.util.FileUtils; |
| |
| public class ReadLongZipFileName { |
| private static String entryName = "testFile.txt";; |
| |
| public static void realMain(String args[]) { |
| String longDirName = "abcdefghijklmnopqrstuvwx"; // 24 chars. |
| String jarFileName = "areallylargejarfilename.jar"; // 27 chars. |
| File file = null; |
| File myJarFile = null; |
| int currentFileLength = 0; |
| int minRequiredLength = 600; // long enough to definitely fail. |
| Stack<File> directories = new Stack<File>(); |
| |
| String filename = "." + File.separator; |
| try { |
| // Create a directory structure long enough that the filename will |
| // put us over the minRequiredLength. |
| do { |
| filename = filename + longDirName + File.separator; |
| file = new File(filename); |
| file.mkdir(); |
| currentFileLength = file.getCanonicalPath().length(); |
| directories.push(file); |
| } while (currentFileLength < (minRequiredLength - jarFileName.length())); |
| |
| // Create a new Jar file: use jar instead of zip to make sure long |
| // names work for both zip and jar subclass. |
| filename = filename + jarFileName; |
| JarOutputStream out = new JarOutputStream( |
| new BufferedOutputStream( |
| new FileOutputStream(filename.toString()))); |
| out.putNextEntry(new JarEntry(entryName)); |
| out.write(1); |
| out.close(); |
| myJarFile = new File(filename.toString()); |
| currentFileLength = myJarFile.getCanonicalPath().length(); |
| if (!myJarFile.exists()) { |
| fail("Jar file does not exist."); |
| } |
| } catch (IOException e) { |
| unexpected(e, "Problem creating the Jar file."); |
| } |
| |
| try { |
| JarFile readJarFile = new JarFile(myJarFile); |
| JarEntry je = readJarFile.getJarEntry(entryName); |
| check(je != null); |
| DataInputStream dis = new DataInputStream( |
| readJarFile.getInputStream(je)); |
| byte val = dis.readByte(); |
| check(val == 1); |
| try { |
| dis.readByte(); |
| fail("Read past expected EOF"); |
| } catch (IOException e) { |
| pass(); |
| } |
| readJarFile.close(); |
| pass("Opened Jar file for reading with a name " + currentFileLength |
| + " characters long"); |
| } catch (IOException e) { |
| unexpected(e, "Test failed - problem reading the Jar file back in."); |
| } |
| |
| if (myJarFile != null) { |
| check(myJarFile.delete()); |
| } |
| |
| while (! directories.empty()) { |
| File f = directories.pop(); |
| try { |
| FileUtils.deleteFileWithRetry(f.toPath()); |
| } catch (IOException e) { |
| unexpected(e, "Fail to clean up directory, " + f); |
| break; |
| } |
| } |
| } |
| |
| //--------------------- Infrastructure --------------------------- |
| static volatile int passed = 0, failed = 0; |
| static void pass() {passed++;} |
| static void pass(String msg) {System.out.println(msg); passed++;} |
| static void fail() {failed++; Thread.dumpStack();} |
| static void fail(String msg) {System.out.println(msg); fail();} |
| static void unexpected(Throwable t) {failed++; t.printStackTrace();} |
| static void unexpected(Throwable t, String msg) { |
| System.out.println(msg); failed++; t.printStackTrace();} |
| static void check(boolean cond) {if (cond) pass(); else fail();} |
| static void equal(Object x, Object y) { |
| if (x == null ? y == null : x.equals(y)) pass(); |
| else fail(x + " not equal to " + y);} |
| public static void main(String[] args) throws Throwable { |
| try {realMain(args);} catch (Throwable t) {unexpected(t);} |
| System.out.println("\nPassed = " + passed + " failed = " + failed); |
| if (failed > 0) throw new AssertionError("Some tests failed");} |
| } |