| /* |
| * Copyright (c) 2008, 2011, 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 6838333 7017446 |
| * @summary Unit test for java.nio.file.Files |
| * @library .. |
| */ |
| |
| import java.nio.file.*; |
| import java.nio.file.attribute.*; |
| import java.io.IOException; |
| import java.util.*; |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Exercises getAttribute/setAttribute/readAttributes methods. |
| */ |
| |
| public class FileAttributes { |
| |
| static void assertTrue(boolean okay) { |
| if (!okay) |
| throw new RuntimeException("Assertion Failed"); |
| } |
| |
| static void checkEqual(Object o1, Object o2) { |
| if (o1 == null) { |
| assertTrue(o2 == null); |
| } else { |
| assertTrue (o1.equals(o2)); |
| } |
| } |
| |
| // Exercise getAttribute/setAttribute/readAttributes on basic attributes |
| static void checkBasicAttributes(Path file, BasicFileAttributes attrs) |
| throws IOException |
| { |
| // getAttribute |
| checkEqual(attrs.size(), Files.getAttribute(file, "size")); |
| checkEqual(attrs.lastModifiedTime(), Files.getAttribute(file, "basic:lastModifiedTime")); |
| checkEqual(attrs.lastAccessTime(), Files.getAttribute(file, "lastAccessTime")); |
| checkEqual(attrs.creationTime(), Files.getAttribute(file, "basic:creationTime")); |
| assertTrue((Boolean)Files.getAttribute(file, "isRegularFile")); |
| assertTrue(!(Boolean)Files.getAttribute(file, "basic:isDirectory")); |
| assertTrue(!(Boolean)Files.getAttribute(file, "isSymbolicLink")); |
| assertTrue(!(Boolean)Files.getAttribute(file, "basic:isOther")); |
| checkEqual(attrs.fileKey(), Files.getAttribute(file, "basic:fileKey")); |
| |
| // setAttribute |
| FileTime modTime = attrs.lastModifiedTime(); |
| Files.setAttribute(file, "basic:lastModifiedTime", FileTime.fromMillis(0L)); |
| checkEqual(Files.getLastModifiedTime(file), |
| FileTime.fromMillis(0L)); |
| Files.setAttribute(file, "lastModifiedTime", modTime); |
| checkEqual(Files.getLastModifiedTime(file), modTime); |
| |
| Map<String,Object> map; |
| map = Files.readAttributes(file, "*"); |
| assertTrue(map.size() >= 9); |
| checkEqual(attrs.isRegularFile(), map.get("isRegularFile")); // check one |
| |
| map = Files.readAttributes(file, "basic:*"); |
| assertTrue(map.size() >= 9); |
| checkEqual(attrs.lastAccessTime(), map.get("lastAccessTime")); // check one |
| |
| map = Files.readAttributes(file, "size,lastModifiedTime"); |
| assertTrue(map.size() == 2); |
| checkEqual(attrs.size(), map.get("size")); |
| checkEqual(attrs.lastModifiedTime(), map.get("lastModifiedTime")); |
| } |
| |
| // Exercise getAttribute/setAttribute/readAttributes on posix attributes |
| static void checkPosixAttributes(Path file, PosixFileAttributes attrs) |
| throws IOException |
| { |
| checkBasicAttributes(file, attrs); |
| |
| // getAttribute |
| checkEqual(attrs.permissions(), Files.getAttribute(file, "posix:permissions")); |
| checkEqual(attrs.owner(), Files.getAttribute(file, "posix:owner")); |
| checkEqual(attrs.group(), Files.getAttribute(file, "posix:group")); |
| |
| // setAttribute |
| Set<PosixFilePermission> orig = attrs.permissions(); |
| Set<PosixFilePermission> newPerms = new HashSet<>(orig); |
| newPerms.remove(PosixFilePermission.OTHERS_READ); |
| newPerms.remove(PosixFilePermission.OTHERS_WRITE); |
| newPerms.remove(PosixFilePermission.OTHERS_EXECUTE); |
| Files.setAttribute(file, "posix:permissions", newPerms); |
| checkEqual(Files.getPosixFilePermissions(file), newPerms); |
| Files.setAttribute(file, "posix:permissions", orig); |
| checkEqual(Files.getPosixFilePermissions(file), orig); |
| Files.setAttribute(file, "posix:owner", attrs.owner()); |
| Files.setAttribute(file, "posix:group", attrs.group()); |
| |
| // readAttributes |
| Map<String,Object> map; |
| map = Files.readAttributes(file, "posix:*"); |
| assertTrue(map.size() >= 12); |
| checkEqual(attrs.permissions(), map.get("permissions")); // check one |
| |
| map = Files.readAttributes(file, "posix:size,owner"); |
| assertTrue(map.size() == 2); |
| checkEqual(attrs.size(), map.get("size")); |
| checkEqual(attrs.owner(), map.get("owner")); |
| } |
| |
| // Exercise getAttribute/readAttributes on unix attributes |
| static void checkUnixAttributes(Path file) throws IOException { |
| // getAttribute |
| int mode = (Integer)Files.getAttribute(file, "unix:mode"); |
| long ino = (Long)Files.getAttribute(file, "unix:ino"); |
| long dev = (Long)Files.getAttribute(file, "unix:dev"); |
| long rdev = (Long)Files.getAttribute(file, "unix:rdev"); |
| int nlink = (Integer)Files.getAttribute(file, "unix:nlink"); |
| int uid = (Integer)Files.getAttribute(file, "unix:uid"); |
| int gid = (Integer)Files.getAttribute(file, "unix:gid"); |
| FileTime ctime = (FileTime)Files.getAttribute(file, "unix:ctime"); |
| |
| // readAttributes |
| Map<String,Object> map; |
| map = Files.readAttributes(file, "unix:*"); |
| assertTrue(map.size() >= 20); |
| |
| map = Files.readAttributes(file, "unix:size,uid,gid"); |
| assertTrue(map.size() == 3); |
| checkEqual(map.get("size"), |
| Files.readAttributes(file, BasicFileAttributes.class).size()); |
| } |
| |
| // Exercise getAttribute/setAttribute on dos attributes |
| static void checkDosAttributes(Path file, DosFileAttributes attrs) |
| throws IOException |
| { |
| checkBasicAttributes(file, attrs); |
| |
| // getAttribute |
| checkEqual(attrs.isReadOnly(), Files.getAttribute(file, "dos:readonly")); |
| checkEqual(attrs.isHidden(), Files.getAttribute(file, "dos:hidden")); |
| checkEqual(attrs.isSystem(), Files.getAttribute(file, "dos:system")); |
| checkEqual(attrs.isArchive(), Files.getAttribute(file, "dos:archive")); |
| |
| // setAttribute |
| boolean value; |
| |
| value = attrs.isReadOnly(); |
| Files.setAttribute(file, "dos:readonly", !value); |
| checkEqual(Files.readAttributes(file, DosFileAttributes.class).isReadOnly(), !value); |
| Files.setAttribute(file, "dos:readonly", value); |
| checkEqual(Files.readAttributes(file, DosFileAttributes.class).isReadOnly(), value); |
| |
| value = attrs.isHidden(); |
| Files.setAttribute(file, "dos:hidden", !value); |
| checkEqual(Files.readAttributes(file, DosFileAttributes.class).isHidden(), !value); |
| Files.setAttribute(file, "dos:hidden", value); |
| checkEqual(Files.readAttributes(file, DosFileAttributes.class).isHidden(), value); |
| |
| value = attrs.isSystem(); |
| Files.setAttribute(file, "dos:system", !value); |
| checkEqual(Files.readAttributes(file, DosFileAttributes.class).isSystem(), !value); |
| Files.setAttribute(file, "dos:system", value); |
| checkEqual(Files.readAttributes(file, DosFileAttributes.class).isSystem(), value); |
| |
| value = attrs.isArchive(); |
| Files.setAttribute(file, "dos:archive", !value); |
| checkEqual(Files.readAttributes(file, DosFileAttributes.class).isArchive(), !value); |
| Files.setAttribute(file, "dos:archive", value); |
| checkEqual(Files.readAttributes(file, DosFileAttributes.class).isArchive(), value); |
| |
| // readAttributes |
| Map<String,Object> map; |
| map = Files.readAttributes(file, "dos:*"); |
| assertTrue(map.size() >= 13); |
| checkEqual(attrs.isReadOnly(), map.get("readonly")); // check one |
| |
| map = Files.readAttributes(file, "dos:size,hidden"); |
| assertTrue(map.size() == 2); |
| checkEqual(attrs.size(), map.get("size")); |
| checkEqual(attrs.isHidden(), map.get("hidden")); |
| } |
| |
| static void checkBadSet(Path file, String attribute, Object value) |
| throws IOException |
| { |
| try { |
| Files.setAttribute(file, attribute, 0); |
| throw new RuntimeException("IllegalArgumentException expected"); |
| } catch (IllegalArgumentException ignore) { } |
| } |
| |
| static void checkBadGet(Path file, String attribute) throws IOException { |
| try { |
| Files.getAttribute(file, attribute); |
| throw new RuntimeException("IllegalArgumentException expected"); |
| } catch (IllegalArgumentException ignore) { } |
| } |
| |
| static void checkBadRead(Path file, String attribute) throws IOException { |
| try { |
| Files.readAttributes(file, attribute); |
| throw new RuntimeException("IllegalArgumentException expected"); |
| } catch (IllegalArgumentException ignore) { } |
| } |
| |
| static void miscTests(Path file) throws IOException { |
| // unsupported views |
| try { |
| Files.setAttribute(file, "foo:bar", 0); |
| throw new RuntimeException("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException ignore) { } |
| try { |
| Files.getAttribute(file, "foo:bar"); |
| throw new RuntimeException("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException ignore) { } |
| try { |
| Files.readAttributes(file, "foo:*"); |
| throw new RuntimeException("UnsupportedOperationException expected"); |
| } catch (UnsupportedOperationException ignore) { } |
| |
| // bad args |
| checkBadSet(file, "", 0); |
| checkBadSet(file, "basic:", 0); |
| checkBadSet(file, "basic:foobar", 0); |
| checkBadGet(file, ""); |
| checkBadGet(file, "basic:"); |
| checkBadGet(file, "basic:foobar"); |
| checkBadGet(file, "basic:size,lastModifiedTime"); |
| checkBadGet(file, "basic:*"); |
| checkBadRead(file, ""); |
| checkBadRead(file, "basic:"); |
| checkBadRead(file, "basic:foobar"); |
| checkBadRead(file, "basic:size,foobar"); |
| |
| // nulls |
| try { |
| Files.getAttribute(file, null); |
| throw new RuntimeException("NullPointerException expected"); |
| } catch (NullPointerException npe) { } |
| try { |
| Files.getAttribute(file, "isRegularFile", (LinkOption[])null); |
| throw new RuntimeException("NullPointerException expected"); |
| } catch (NullPointerException npe) { } |
| try { |
| Files.setAttribute(file, null, 0L); |
| throw new RuntimeException("NullPointerException expected"); |
| } catch (NullPointerException npe) { } |
| } |
| |
| static void doTests(Path dir) throws IOException { |
| Path file = dir.resolve("foo"); |
| Files.createFile(file); |
| FileStore store = Files.getFileStore(file); |
| try { |
| checkBasicAttributes(file, |
| Files.readAttributes(file, BasicFileAttributes.class)); |
| |
| if (store.supportsFileAttributeView("posix")) |
| checkPosixAttributes(file, |
| Files.readAttributes(file, PosixFileAttributes.class)); |
| |
| if (store.supportsFileAttributeView("unix")) |
| checkUnixAttributes(file); |
| |
| if (store.supportsFileAttributeView("dos")) |
| checkDosAttributes(file, |
| Files.readAttributes(file, DosFileAttributes.class)); |
| |
| miscTests(file); |
| } finally { |
| Files.delete(file); |
| } |
| } |
| |
| |
| public static void main(String[] args) throws IOException { |
| Path dir = TestUtil.createTemporaryDirectory(); |
| try { |
| doTests(dir); |
| } finally { |
| TestUtil.removeAll(dir); |
| } |
| } |
| } |