nio/fs/UnixChannelFactory.java

54      * Represents the flags from a user-supplied set of open options.
69             Flags flags = new Flags();
73                         case READ : flags.read = true; break;
74                         case WRITE : flags.write = true; break;
75                         case APPEND : flags.append = true; break;
76                         case TRUNCATE_EXISTING : flags.truncateExisting = true; break;
77                         case CREATE : flags.create = true; break;
78                         case CREATE_NEW : flags.createNew = true; break;
79                         case DELETE_ON_CLOSE : flags.deleteOnClose = true; break;
81                         case SYNC : flags.sync = true; break;
82                         case DSYNC : flags.dsync = true; break;
88                     flags.noFollowLinks = true;
95             return flags;
119         Flags flags = Flags.toFlags(options);
122         if (!flags.read && !flags.write) {
123             if (flags.append) {
124                 flags.write = true;
126                 flags.read = true;
131         if (flags.read && flags.append)
133         if (flags.append && flags.truncateExisting)
136         FileDescriptor fdObj = open(dfd, path, pathForPermissionCheck, flags, mode);
137         return FileChannelImpl.open(fdObj, path.toString(), flags.read, flags.write, null);
160         Flags flags = Flags.toFlags(options);
163         if (!flags.read && !flags.write) {
164             flags.read = true;
168         if (flags.append)
172         FileDescriptor fdObj = open(-1, path, null, flags, mode);
173         return SimpleAsynchronousFileChannelImpl.open(fdObj, flags.read, flags.write, pool);
183                                          Flags flags,
189         if (flags.read && flags.write) {
192             oflags = (flags.write) ? O_WRONLY : O_RDONLY;
194         if (flags.write) {
195             if (flags.truncateExisting)
197             if (flags.append)
200             // create flags
201             if (flags.createNew) {
213                 if (flags.create)
220         if (!flags.createNew && (flags.noFollowLinks || flags.deleteOnClose)) {
221             if (flags.deleteOnClose && O_NOFOLLOW == 0) {
226                     if (!flags.create || x.errno() != ENOENT)
234         if (flags.dsync)
236         if (flags.sync)
244             if (flags.read)
246             if (flags.write)
248             if (flags.deleteOnClose)
261             if (flags.createNew && (x.errno() == EISDIR)) {
276         if (flags.deleteOnClose) {
291         fdAccess.setAppend(fdObj, flags.append);