10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.nio.fs; 27 28 import java.nio.file.attribute.*; 29 import java.util.Map; 30 import java.io.IOException; 31 import sun.misc.Unsafe; 32 33 import static sun.nio.fs.UnixNativeDispatcher.*; 34 import static sun.nio.fs.UnixConstants.*; 35 36 /** 37 * Linux implementation of DosFileAttributeView for use on file systems such 38 * as ext3 that have extended attributes enabled and SAMBA configured to store 39 * DOS attributes. 40 */ 41 42 class LinuxDosFileAttributeView 43 extends UnixFileAttributeViews.Basic implements DosFileAttributeView 44 { 45 private static final Unsafe unsafe = Unsafe.getUnsafe(); 46 47 private static final String READONLY_NAME = "readonly"; 48 private static final String ARCHIVE_NAME = "archive"; 49 private static final String SYSTEM_NAME = "system"; 50 private static final String HIDDEN_NAME = "hidden"; 51 52 private static final String DOS_XATTR_NAME = "user.DOSATTRIB"; 53 private static final byte[] DOS_XATTR_NAME_AS_BYTES = DOS_XATTR_NAME.getBytes(); 54 55 private static final int DOS_XATTR_READONLY = 0x01; 56 private static final int DOS_XATTR_HIDDEN = 0x02; 57 private static final int DOS_XATTR_SYSTEM = 0x04; 58 private static final int DOS_XATTR_ARCHIVE = 0x20; 59 60 LinuxDosFileAttributeView(UnixPath file, boolean followLinks) { 61 super(file, followLinks); 62 } 63 64 @Override 65 public String name() { 66 return "dos"; 67 } 68 69 @Override 70 public void setAttribute(String attribute, Object value) 71 throws IOException 72 { 73 if (attribute.equals(READONLY_NAME)) { 74 setReadOnly((Boolean)value); 75 return; 76 } 77 if (attribute.equals(ARCHIVE_NAME)) { 78 setArchive((Boolean)value); 79 return; 80 } 81 if (attribute.equals(SYSTEM_NAME)) { 82 setSystem((Boolean)value); 83 return; 84 } 85 if (attribute.equals(HIDDEN_NAME)) { 86 setHidden((Boolean)value); 87 return; 88 } 89 super.setAttribute(attribute, value); 90 } 91 92 @Override 93 public Map<String,Object> readAttributes(String[] attributes) 94 throws IOException 95 { 96 AttributesBuilder builder = AttributesBuilder.create(attributes); 97 DosFileAttributes attrs = readAttributes(); 98 addBasicAttributesToBuilder(attrs, builder); 99 if (builder.match(READONLY_NAME)) 100 builder.add(READONLY_NAME, attrs.isReadOnly()); 101 if (builder.match(ARCHIVE_NAME)) 102 builder.add(ARCHIVE_NAME, attrs.isArchive()); 103 if (builder.match(SYSTEM_NAME)) 104 builder.add(SYSTEM_NAME, attrs.isSystem()); 105 if (builder.match(HIDDEN_NAME)) 106 builder.add(HIDDEN_NAME, attrs.isHidden()); 107 return builder.unmodifiableMap(); 108 } 109 110 @Override 111 public DosFileAttributes readAttributes() throws IOException { 112 file.checkRead(); 113 114 int fd = file.openForAttributeAccess(followLinks); 115 try { 116 final UnixFileAttributes attrs = UnixFileAttributes.get(fd); 117 final int dosAttribute = getDosAttribute(fd); 118 | 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.nio.fs; 27 28 import java.nio.file.attribute.*; 29 import java.util.Map; 30 import java.util.Set; 31 import java.io.IOException; 32 import sun.misc.Unsafe; 33 34 import static sun.nio.fs.UnixNativeDispatcher.*; 35 import static sun.nio.fs.UnixConstants.*; 36 37 /** 38 * Linux implementation of DosFileAttributeView for use on file systems such 39 * as ext3 that have extended attributes enabled and SAMBA configured to store 40 * DOS attributes. 41 */ 42 43 class LinuxDosFileAttributeView 44 extends UnixFileAttributeViews.Basic implements DosFileAttributeView 45 { 46 private static final Unsafe unsafe = Unsafe.getUnsafe(); 47 48 private static final String READONLY_NAME = "readonly"; 49 private static final String ARCHIVE_NAME = "archive"; 50 private static final String SYSTEM_NAME = "system"; 51 private static final String HIDDEN_NAME = "hidden"; 52 53 private static final String DOS_XATTR_NAME = "user.DOSATTRIB"; 54 private static final byte[] DOS_XATTR_NAME_AS_BYTES = DOS_XATTR_NAME.getBytes(); 55 56 private static final int DOS_XATTR_READONLY = 0x01; 57 private static final int DOS_XATTR_HIDDEN = 0x02; 58 private static final int DOS_XATTR_SYSTEM = 0x04; 59 private static final int DOS_XATTR_ARCHIVE = 0x20; 60 61 // the names of the DOS attributes (includes basic) 62 private static final Set<String> dosAttributeNames = 63 Util.newSet(basicAttributeNames, READONLY_NAME, ARCHIVE_NAME, SYSTEM_NAME, HIDDEN_NAME); 64 65 LinuxDosFileAttributeView(UnixPath file, boolean followLinks) { 66 super(file, followLinks); 67 } 68 69 @Override 70 public String name() { 71 return "dos"; 72 } 73 74 @Override 75 public void setAttribute(String attribute, Object value) 76 throws IOException 77 { 78 if (attribute.equals(READONLY_NAME)) { 79 setReadOnly((Boolean)value); 80 return; 81 } 82 if (attribute.equals(ARCHIVE_NAME)) { 83 setArchive((Boolean)value); 84 return; 85 } 86 if (attribute.equals(SYSTEM_NAME)) { 87 setSystem((Boolean)value); 88 return; 89 } 90 if (attribute.equals(HIDDEN_NAME)) { 91 setHidden((Boolean)value); 92 return; 93 } 94 super.setAttribute(attribute, value); 95 } 96 97 @Override 98 public Map<String,Object> readAttributes(String[] attributes) 99 throws IOException 100 { 101 AttributesBuilder builder = 102 AttributesBuilder.create(dosAttributeNames, attributes); 103 DosFileAttributes attrs = readAttributes(); 104 addRequestedBasicAttributes(attrs, builder); 105 if (builder.match(READONLY_NAME)) 106 builder.add(READONLY_NAME, attrs.isReadOnly()); 107 if (builder.match(ARCHIVE_NAME)) 108 builder.add(ARCHIVE_NAME, attrs.isArchive()); 109 if (builder.match(SYSTEM_NAME)) 110 builder.add(SYSTEM_NAME, attrs.isSystem()); 111 if (builder.match(HIDDEN_NAME)) 112 builder.add(HIDDEN_NAME, attrs.isHidden()); 113 return builder.unmodifiableMap(); 114 } 115 116 @Override 117 public DosFileAttributes readAttributes() throws IOException { 118 file.checkRead(); 119 120 int fd = file.openForAttributeAccess(followLinks); 121 try { 122 final UnixFileAttributes attrs = UnixFileAttributes.get(fd); 123 final int dosAttribute = getDosAttribute(fd); 124 |