publicstaticvoid 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);
}
}
publicstaticvoid runTest(Path path) throws Exception { // check temporary file has been deleted after jvm termination if (Files.exists(path)) { thrownew 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)) thrownew 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); thrownew 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))) thrownew RuntimeException("File not deleted");
}
}
} finally {
TestUtil.removeAll(dir);
}
}
}
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.7 Sekunden
(vorverarbeitet am 2026-10-11)
¤
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