| /* |
| * Copyright (c) 2008, 2009, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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. |
| */ |
| |
| package sun.nio.fs; |
| |
| import java.nio.file.attribute.*; |
| import java.util.*; |
| |
| class UnixFileModeAttribute { |
| static final int ALL_PERMISSIONS = |
| UnixConstants.S_IRUSR | UnixConstants.S_IWUSR | UnixConstants.S_IXUSR | |
| UnixConstants.S_IRGRP | UnixConstants.S_IWGRP | UnixConstants.S_IXGRP | |
| UnixConstants.S_IROTH | UnixConstants.S_IWOTH | UnixConstants. S_IXOTH; |
| |
| static final int ALL_READWRITE = |
| UnixConstants.S_IRUSR | UnixConstants.S_IWUSR | |
| UnixConstants.S_IRGRP | UnixConstants.S_IWGRP | |
| UnixConstants.S_IROTH | UnixConstants.S_IWOTH; |
| |
| static final int TEMPFILE_PERMISSIONS = |
| UnixConstants.S_IRUSR | UnixConstants.S_IWUSR | UnixConstants.S_IXUSR; |
| |
| private UnixFileModeAttribute() { |
| } |
| |
| static int toUnixMode(Set<PosixFilePermission> perms) { |
| int mode = 0; |
| for (PosixFilePermission perm: perms) { |
| if (perm == null) |
| throw new NullPointerException(); |
| switch (perm) { |
| case OWNER_READ : mode |= UnixConstants.S_IRUSR; break; |
| case OWNER_WRITE : mode |= UnixConstants.S_IWUSR; break; |
| case OWNER_EXECUTE : mode |= UnixConstants.S_IXUSR; break; |
| case GROUP_READ : mode |= UnixConstants.S_IRGRP; break; |
| case GROUP_WRITE : mode |= UnixConstants.S_IWGRP; break; |
| case GROUP_EXECUTE : mode |= UnixConstants.S_IXGRP; break; |
| case OTHERS_READ : mode |= UnixConstants.S_IROTH; break; |
| case OTHERS_WRITE : mode |= UnixConstants.S_IWOTH; break; |
| case OTHERS_EXECUTE : mode |= UnixConstants.S_IXOTH; break; |
| } |
| } |
| return mode; |
| } |
| |
| @SuppressWarnings("unchecked") |
| static int toUnixMode(int defaultMode, FileAttribute<?>... attrs) { |
| int mode = defaultMode; |
| for (FileAttribute<?> attr: attrs) { |
| String name = attr.name(); |
| if (!name.equals("posix:permissions") && !name.equals("unix:permissions")) { |
| throw new UnsupportedOperationException("'" + attr.name() + |
| "' not supported as initial attribute"); |
| } |
| mode = toUnixMode((Set<PosixFilePermission>)attr.value()); |
| } |
| return mode; |
| } |
| } |