| /* |
| * Copyright (c) 2006, 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 4615343 |
| * @summary Check that ZipError is thrown instead of InternalError when |
| * iterating entries of an invalid zip file |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| import java.util.zip.*; |
| |
| public class TestZipError { |
| public static void realMain(String[] args) throws Throwable { |
| // Causing a ZipError is hard, especially on non-Windows systems. See |
| // comments below. |
| String osName = System.getProperty("os.name"); |
| if (!System.getProperty("os.name").startsWith("Windows")) { |
| return; |
| } |
| |
| String fileName = "error4615343.zip"; |
| File f = new File(fileName); |
| f.delete(); |
| ZipOutputStream zos; |
| ZipEntry ze; |
| |
| // Create a zip file with two entries. |
| zos = new ZipOutputStream(new FileOutputStream(f)); |
| ze = new ZipEntry("one"); |
| zos.putNextEntry(ze); |
| zos.write("hello".getBytes()); |
| zos.closeEntry(); |
| ze = new ZipEntry("two"); |
| zos.putNextEntry(ze); |
| zos.write("world".getBytes()); |
| zos.closeEntry(); |
| zos.close(); |
| |
| // Open the ZipFile. This will read the zip file's central |
| // directory into in-memory data structures. |
| ZipFile zf = new ZipFile(fileName); |
| |
| // Delete the file; of course this does not change the in-memory data |
| // structures that represent the central directory! |
| f.delete(); |
| |
| // Re-create zip file, with different entries than earlier. However, |
| // recall that we have in-memory information about the central |
| // directory of the file at its previous state. |
| zos = new ZipOutputStream(new FileOutputStream(f)); |
| ze = new ZipEntry("uno"); |
| zos.putNextEntry(ze); |
| zos.write("hola".getBytes()); |
| zos.closeEntry(); |
| zos.close(); |
| |
| // Iterate zip file's contents. On Windows, this will result in a |
| // ZipError, because the data in the file differs from the in-memory |
| // central directory information we read earlier. |
| Enumeration<? extends ZipEntry> entries = zf.entries(); |
| try { |
| while (entries.hasMoreElements()) { |
| ze = entries.nextElement(); |
| zf.getInputStream(ze).readAllBytes(); |
| } |
| fail("Did not get expected exception"); |
| } catch (ZipException e) { |
| pass(); |
| } catch (InternalError e) { |
| fail("Caught InternalError instead of expected ZipError"); |
| } catch (Throwable t) { |
| unexpected(t); |
| } finally { |
| zf.close(); |
| f.delete(); |
| } |
| } |
| |
| //--------------------- Infrastructure --------------------------- |
| static volatile int passed = 0, failed = 0; |
| static void pass() {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 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");} |
| } |