private Pointer[] createFSEventStream() throws IOException { final Pointer root = cf.CFStringCreateWithCString(Pointer.NULL, "/", ENC_MAC_ROMAN); // NOI18N if (root == Pointer.NULL) { throw new IOException("Path creation failed."); // NOI18N } final Pointer arr = cf.CFArrayCreateMutable(Pointer.NULL, new NativeLong(1), Pointer.NULL); if (arr == Pointer.NULL) { throw new IOException("Path list creation failed."); // NOI18N } cf.CFArrayAppendValue(arr, root); final Pointer eventStream = cs.FSEventStreamCreate( Pointer.NULL, callback, Pointer.NULL, arr, kFSEventStreamEventIdSinceNow, LATENCY, kFSEventStreamCreateFlagNoDefer); if (eventStream == Pointer.NULL) { throw new IOException("Creation of FSEventStream failed."); // NOI18N } final Pointer loop = cf.CFRunLoopGetCurrent(); final Pointer kCFRunLoopDefaultMode = findDefaultMode(loop); if (kCFRunLoopDefaultMode == null) { throw new IOException("Caller has no defaul run loop mode."); // NOI18N } cs.FSEventStreamScheduleWithRunLoop(eventStream, loop, kCFRunLoopDefaultMode); if (LOG.isLoggable(DEBUG_LOG_LEVEL)) { LOG.log(DEBUG_LOG_LEVEL, getStreamDescription(eventStream)); } cs.FSEventStreamStart(eventStream); return new Pointer[] {eventStream, loop}; }
public synchronized void stop() throws IOException { if (worker == null) { throw new IllegalStateException("FileSystemWatcher is not started."); // NOI18N } assert rtData != null; assert rtData.length == 2; assert rtData[0] != null; assert rtData[1] != null; cs.FSEventStreamStop(rtData[0]); cs.FSEventStreamInvalidate(rtData[0]); cs.FSEventStreamRelease(rtData[0]); cf.CFRunLoopStop(rtData[1]); worker.shutdown(); worker = null; rtData = null; }
private String getStreamDescription(final Pointer eventStream) { final Pointer desc = cs.FSEventStreamCopyDescription(eventStream); return desc == Pointer.NULL ? "" : cf.CFStringGetCStringPtr(desc, ENC_MAC_ROMAN); // NOI18N }