0N/A/*
2362N/A * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
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0N/A */
0N/A
0N/A/**
0N/A * @test
0N/A * @bug 4615343
0N/A * @summary Check that ZipError is thrown instead of InternalError when
0N/A * iterating entries of an invalid zip file
0N/A */
0N/A
0N/Aimport java.io.*;
0N/Aimport java.util.*;
0N/Aimport java.util.zip.*;
0N/A
0N/Apublic class TestZipError {
0N/A public static void realMain(String[] args) throws Throwable {
0N/A // Causing a ZipError is hard, especially on non-Windows systems. See
0N/A // comments below.
0N/A String osName = System.getProperty("os.name");
0N/A if (!System.getProperty("os.name").startsWith("Windows")) {
0N/A return;
0N/A }
0N/A
0N/A String fileName = "error4615343.zip";
0N/A File f = new File(fileName);
0N/A f.delete();
0N/A ZipOutputStream zos;
0N/A ZipEntry ze;
0N/A
0N/A // Create a zip file with two entries.
0N/A zos = new ZipOutputStream(new FileOutputStream(f));
0N/A ze = new ZipEntry("one");
0N/A zos.putNextEntry(ze);
0N/A zos.write("hello".getBytes());
0N/A zos.closeEntry();
0N/A ze = new ZipEntry("two");
0N/A zos.putNextEntry(ze);
0N/A zos.write("world".getBytes());
0N/A zos.closeEntry();
0N/A zos.close();
0N/A
0N/A // Open the ZipFile. This will read the zip file's central
0N/A // directory into in-memory data structures.
0N/A ZipFile zf = new ZipFile(fileName);
0N/A
0N/A // Delete the file; of course this does not change the in-memory data
0N/A // structures that represent the central directory!
0N/A f.delete();
0N/A
0N/A // Re-create zip file, with different entries than earlier. However,
0N/A // recall that we have in-memory information about the central
0N/A // directory of the file at its previous state.
0N/A zos = new ZipOutputStream(new FileOutputStream(f));
0N/A ze = new ZipEntry("uno");
0N/A zos.putNextEntry(ze);
0N/A zos.write("hola".getBytes());
0N/A zos.closeEntry();
0N/A zos.close();
0N/A
0N/A // Iterate zip file's contents. On Windows, this will result in a
0N/A // ZipError, because the data in the file differs from the in-memory
0N/A // central directory information we read earlier.
0N/A Enumeration<? extends ZipEntry> entries = zf.entries();
0N/A try {
0N/A while (entries.hasMoreElements()) {
0N/A ze = entries.nextElement();
0N/A }
0N/A fail("Did not get expected exception");
0N/A } catch (ZipError e) {
0N/A pass();
0N/A } catch (InternalError e) {
0N/A fail("Caught InternalError instead of expected ZipError");
0N/A } catch (Throwable t) {
0N/A unexpected(t);
0N/A } finally {
0N/A zf.close();
0N/A f.delete();
0N/A }
0N/A }
0N/A
0N/A //--------------------- Infrastructure ---------------------------
0N/A static volatile int passed = 0, failed = 0;
0N/A static void pass() {passed++;}
0N/A static void fail() {failed++; Thread.dumpStack();}
0N/A static void fail(String msg) {System.out.println(msg); fail();}
0N/A static void unexpected(Throwable t) {failed++; t.printStackTrace();}
0N/A static void check(boolean cond) {if (cond) pass(); else fail();}
0N/A static void equal(Object x, Object y) {
0N/A if (x == null ? y == null : x.equals(y)) pass();
0N/A else fail(x + " not equal to " + y);}
0N/A public static void main(String[] args) throws Throwable {
0N/A try {realMain(args);} catch (Throwable t) {unexpected(t);}
0N/A System.out.println("\nPassed = " + passed + " failed = " + failed);
0N/A if (failed > 0) throw new AssertionError("Some tests failed");}
0N/A}