jdk-24/test/jdk/java/nio/file/Files/CopyToNonDefaultFS.java

59 lines
2.2 KiB
Java

/*
* Copyright (c) 2022, 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
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*/
/**
* @test
* @bug 8245194
* @run main/othervm/java.security.policy=copy.policy CopyToNonDefaultFS
* @summary Test for exception copying from default to non-default file system
*/
import java.io.*;
import java.nio.ByteBuffer;
import java.nio.channels.*;
import java.nio.file.*;
import java.util.*;
import static java.nio.file.StandardOpenOption.*;
public class CopyToNonDefaultFS {
public static void main(String... args) throws IOException {
Path source = Files.createTempFile(Path.of("."), "tmp", ".dat");
try (FileChannel fc = FileChannel.open(source, CREATE, WRITE)) {
fc.position(8191);
fc.write(ByteBuffer.wrap(new byte[] {27}));
}
Path zip = Path.of("out.zip");
zip.toFile().deleteOnExit();
Map<String,String> env =
Map.of("create", String.valueOf(Files.notExists(zip)));
ClassLoader cl = CopyToNonDefaultFS.class.getClassLoader();
try (FileSystem fileSystem = FileSystems.newFileSystem(zip, env, cl)) {
Path p = fileSystem.getPath(source.getFileName().toString());
Files.copy(source, p);
}
}
}