| /* |
| * Copyright (c) 2008, 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 4313887 |
| * @summary Unit test for DELETE_ON_CLOSE open option |
| * @library /test/lib .. |
| * @build jdk.test.lib.Utils |
| * jdk.test.lib.Asserts |
| * jdk.test.lib.JDKToolFinder |
| * jdk.test.lib.JDKToolLauncher |
| * jdk.test.lib.Platform |
| * jdk.test.lib.process.* |
| * @run main DeleteOnClose |
| */ |
| |
| import java.io.IOException; |
| import java.nio.file.DirectoryStream; |
| import java.nio.file.Files; |
| import java.nio.file.OpenOption; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.nio.file.SecureDirectoryStream; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import jdk.test.lib.process.ProcessTools; |
| |
| import static java.nio.file.StandardOpenOption.READ; |
| import static java.nio.file.StandardOpenOption.WRITE; |
| import static java.nio.file.StandardOpenOption.DELETE_ON_CLOSE; |
| |
| public class DeleteOnClose { |
| |
| public static void main(String[] args) throws Exception { |
| if (args.length == 0) { |
| Path file = Files.createTempFile("blah", "tmp"); |
| ProcessTools.executeTestJava(DeleteOnClose.class.getName(), |
| file.toAbsolutePath().toString()) |
| .shouldHaveExitValue(0); |
| runTest(file); |
| } else { |
| // open file but do not close it. Its existance will be checked by |
| // the caller. |
| Files.newByteChannel(Paths.get(args[0]), READ, WRITE, DELETE_ON_CLOSE); |
| } |
| } |
| |
| public static void runTest(Path path) throws Exception { |
| // check temporary file has been deleted after jvm termination |
| if (Files.exists(path)) { |
| throw new RuntimeException("Temporary file was not deleted"); |
| } |
| |
| // check temporary file has been deleted after closing it |
| Path file = Files.createTempFile("blep", "tmp"); |
| Files.newByteChannel(file, READ, WRITE, DELETE_ON_CLOSE).close(); |
| if (Files.exists(file)) |
| throw new RuntimeException("Temporary file was not deleted"); |
| |
| Path dir = Files.createTempDirectory("blah"); |
| try { |
| // check that DELETE_ON_CLOSE fails when file is a sym link |
| if (TestUtil.supportsLinks(dir)) { |
| file = dir.resolve("foo"); |
| Files.createFile(file); |
| Path link = dir.resolve("link"); |
| Files.createSymbolicLink(link, file); |
| try { |
| Files.newByteChannel(link, READ, WRITE, DELETE_ON_CLOSE); |
| throw new RuntimeException("IOException expected"); |
| } catch (IOException ignore) { } |
| } |
| |
| // check that DELETE_ON_CLOSE works with files created via open |
| // directories |
| try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir)) { |
| if (stream instanceof SecureDirectoryStream) { |
| SecureDirectoryStream<Path> secure = (SecureDirectoryStream<Path>)stream; |
| file = Paths.get("foo"); |
| |
| Set<OpenOption> opts = new HashSet<>(); |
| opts.add(WRITE); |
| opts.add(DELETE_ON_CLOSE); |
| secure.newByteChannel(file, opts).close(); |
| |
| if (Files.exists(dir.resolve(file))) |
| throw new RuntimeException("File not deleted"); |
| } |
| } |
| } finally { |
| TestUtil.removeAll(dir); |
| } |
| } |
| } |