255 @Override
256 void wakeup() throws IOException {
257 // write to port to wakeup polling thread
258 try {
259 portSend(port, 0);
260 } catch (UnixException x) {
261 throw new IOException(x.errorString());
262 }
263 }
264
265 @Override
266 Object implRegister(Path obj,
267 Set<? extends WatchEvent.Kind<?>> events,
268 WatchEvent.Modifier... modifiers)
269 {
270 // no modifiers supported at this time
271 if (modifiers.length > 0) {
272 for (WatchEvent.Modifier modifier: modifiers) {
273 if (modifier == null)
274 return new NullPointerException();
275 if (modifier instanceof com.sun.nio.file.SensitivityWatchEventModifier)
276 continue; // ignore
277 return new UnsupportedOperationException("Modifier not supported");
278 }
279 }
280
281 UnixPath dir = (UnixPath)obj;
282
283 // check file is directory
284 UnixFileAttributes attrs = null;
285 try {
286 attrs = UnixFileAttributes.get(dir, true);
287 } catch (UnixException x) {
288 return x.asIOException(dir);
289 }
290 if (!attrs.isDirectory()) {
291 return new NotDirectoryException(dir.getPathForExceptionMessage());
292 }
293
294 // if already registered then update the events and return existing key
295 UnixFileKey fileKey = attrs.fileKey();
296 SolarisWatchKey watchKey = fileKey2WatchKey.get(fileKey);
297 if (watchKey != null) {
298 try {
299 updateEvents(watchKey, events);
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255 @Override
256 void wakeup() throws IOException {
257 // write to port to wakeup polling thread
258 try {
259 portSend(port, 0);
260 } catch (UnixException x) {
261 throw new IOException(x.errorString());
262 }
263 }
264
265 @Override
266 Object implRegister(Path obj,
267 Set<? extends WatchEvent.Kind<?>> events,
268 WatchEvent.Modifier... modifiers)
269 {
270 // no modifiers supported at this time
271 if (modifiers.length > 0) {
272 for (WatchEvent.Modifier modifier: modifiers) {
273 if (modifier == null)
274 return new NullPointerException();
275 if (!ExtendedOptions.SENSITIVITY_HIGH.matches(modifier) &&
276 !ExtendedOptions.SENSITIVITY_MEDIUM.matches(modifier) &&
277 !ExtendedOptions.SENSITIVITY_LOW.matches(modifier)) {
278 return new UnsupportedOperationException("Modifier not supported");
279 }
280 }
281 }
282
283 UnixPath dir = (UnixPath)obj;
284
285 // check file is directory
286 UnixFileAttributes attrs = null;
287 try {
288 attrs = UnixFileAttributes.get(dir, true);
289 } catch (UnixException x) {
290 return x.asIOException(dir);
291 }
292 if (!attrs.isDirectory()) {
293 return new NotDirectoryException(dir.getPathForExceptionMessage());
294 }
295
296 // if already registered then update the events and return existing key
297 UnixFileKey fileKey = attrs.fileKey();
298 SolarisWatchKey watchKey = fileKey2WatchKey.get(fileKey);
299 if (watchKey != null) {
300 try {
301 updateEvents(watchKey, events);
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