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*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
/* @test
* @bug 4313887 6838333
* @summary Unit test for java.nio.file.attribute.DosFileAttributeView
* @library ../..
*/
import java.nio.file.*;
import static java.nio.file.LinkOption.*;
import java.nio.file.attribute.*;
import java.util.*;
import java.io.IOException;
public class Basic {
static void check(boolean okay) {
if (!okay)
throw new RuntimeException("Test failed");
}
// exercise each setter/getter method, leaving all attributes unset
static void testAttributes(DosFileAttributeView view) throws IOException {
view.setReadOnly(true);
check(view.readAttributes().isReadOnly());
view.setReadOnly(false);
check(!view.readAttributes().isReadOnly());
view.setHidden(true);
check(view.readAttributes().isHidden());
view.setHidden(false);
check(!view.readAttributes().isHidden());
view.setArchive(true);
check(view.readAttributes().isArchive());
view.setArchive(false);
check(!view.readAttributes().isArchive());
view.setSystem(true);
check(view.readAttributes().isSystem());
view.setSystem(false);
check(!view.readAttributes().isSystem());
}
// set the value of all attributes
static void setAll(DosFileAttributeView view, boolean value)
throws IOException
{
view.setReadOnly(value);
view.setHidden(value);
view.setArchive(value);
view.setSystem(value);
}
// read and write FAT attributes
static void readWriteTests(Path dir) throws IOException {
// create "foo" and test that we can read/write each FAT attribute
Path file = Files.createFile(dir.resolve("foo"));
try {
testAttributes(Files.getFileAttributeView(file, DosFileAttributeView.class));
// Following tests use a symbolic link so skip if not supported
if (!TestUtil.supportsLinks(dir))
return;
Path link = dir.resolve("link");
Files.createSymbolicLink(link, file);
// test following links
testAttributes(Files.getFileAttributeView(link, DosFileAttributeView.class));
// test not following links
try {
try {
testAttributes(Files
.getFileAttributeView(link, DosFileAttributeView.class, NOFOLLOW_LINKS));
} catch (IOException x) {
// access to link attributes not supported
return;
}
// set all attributes on link
// run test on target of link (which leaves them all un-set)
// check that attributes of link remain all set
setAll(Files
.getFileAttributeView(link, DosFileAttributeView.class, NOFOLLOW_LINKS), true);
testAttributes(Files
.getFileAttributeView(link, DosFileAttributeView.class));
DosFileAttributes attrs =
Files.getFileAttributeView(link, DosFileAttributeView.class, NOFOLLOW_LINKS)
.readAttributes();
check(attrs.isReadOnly());
check(attrs.isHidden());
check(attrs.isArchive());
check(attrs.isSystem());
setAll(Files
.getFileAttributeView(link, DosFileAttributeView.class, NOFOLLOW_LINKS), false);
// set all attributes on target
// run test on link (which leaves them all un-set)
// check that attributes of target remain all set
setAll(Files.getFileAttributeView(link, DosFileAttributeView.class), true);
testAttributes(Files
.getFileAttributeView(link, DosFileAttributeView.class, NOFOLLOW_LINKS));
attrs = Files.getFileAttributeView(link, DosFileAttributeView.class).readAttributes();
check(attrs.isReadOnly());
check(attrs.isHidden());
check(attrs.isArchive());
check(attrs.isSystem());
setAll(Files.getFileAttributeView(link, DosFileAttributeView.class), false);
} finally {
TestUtil.deleteUnchecked(link);
}
} finally {
TestUtil.deleteUnchecked(file);
}
}
public static void main(String[] args) throws IOException {
// create temporary directory to run tests
Path dir = TestUtil.createTemporaryDirectory();
try {
// skip test if DOS file attributes not supported
if (!Files.getFileStore(dir).supportsFileAttributeView("dos")) {
System.out.println("DOS file attribute not supported.");
return;
}
readWriteTests(dir);
} finally {
TestUtil.removeAll(dir);
}
}
}