Example usage for java.nio.file StandardWatchEventKinds ENTRY

Introduction

In this page you can find the example usage for java.nio.file StandardWatchEventKinds ENTRY_MODIFY.

Prototype

WatchEvent.Kind ENTRY_MODIFY

To view the source code for java.nio.file StandardWatchEventKinds ENTRY_MODIFY.

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Document

Directory entry modified.

Usage

From source file:MonitorSaurausRex.MainMenu.java

public boolean MonitorDirectory() {

    Path directory = Paths.get("C:/Users/" + user + "/Documents/");
    try {// w w  w  .  j  a  v a2 s.  co m
        WatchService fileSystemWatchService = FileSystems.getDefault().newWatchService();
        WatchKey watchKey = directory.register(fileSystemWatchService, StandardWatchEventKinds.ENTRY_CREATE,
                StandardWatchEventKinds.ENTRY_MODIFY, StandardWatchEventKinds.ENTRY_DELETE);

        testTimer = new TimerTask() {

            @Override
            public void run() {
                checkPause = true;
                test = changeCheck();

                if (test) {
                    testTimer.cancel();
                    System.out.println("Quaritnen sucsessfully activates");
                }
            }

        };

        Timer timer = new Timer();
        timer.schedule(testTimer, 0, 1000);
        while (true) {
            WatchKey watchKeyActual = fileSystemWatchService.take();
            for (WatchEvent<?> event : watchKeyActual.pollEvents()) {

                WatchEvent.Kind<?> eventKind = event.kind();

                if (eventKind == StandardWatchEventKinds.OVERFLOW) {
                    continue;
                }

                WatchEvent<Path> eventPath = (WatchEvent<Path>) event;
                Path fileName = eventPath.context();

                //timerCheck(); ????? 
                //http://stackoverflow.com/questions/4044726/how-to-set-a-timer-in-java
                //  boolean test = false;
                if (checkPause == false) {
                    checkPause = true;
                } else {
                    ChangeCounter++;
                    System.out.println("Event " + eventKind + " occurred on " + fileName);
                }
                if (test)
                    break;
            }
            boolean isReset = watchKeyActual.reset();
            if (!isReset || test) {
                break;
            }
        }

    } catch (IOException | InterruptedException ioe) {
    }

    return true; /// EXIT METHOD
}

From source file:org.flowerplatform.web.git.GitUtils.java

public void listenForChanges(File file) throws IOException {
    Path path = file.toPath();//from   w  ww  .j a  va2  s  .  c  om
    if (file.isDirectory()) {
        WatchService ws = path.getFileSystem().newWatchService();
        path.register(ws, StandardWatchEventKinds.ENTRY_CREATE, StandardWatchEventKinds.ENTRY_DELETE,
                StandardWatchEventKinds.ENTRY_MODIFY);
        WatchKey watch = null;
        while (true) {
            System.out.println("Watching directory: " + file.getPath());
            try {
                watch = ws.take();
            } catch (InterruptedException ex) {
                System.err.println("Interrupted");
            }
            List<WatchEvent<?>> events = watch.pollEvents();
            if (!watch.reset()) {
                break;
            }
            for (WatchEvent<?> event : events) {
                Kind<Path> kind = (Kind<Path>) event.kind();
                Path context = (Path) event.context();
                if (kind.equals(StandardWatchEventKinds.OVERFLOW)) {
                    System.out.println("OVERFLOW");
                } else if (kind.equals(StandardWatchEventKinds.ENTRY_CREATE)) {
                    System.out.println("Created: " + context.getFileName());
                } else if (kind.equals(StandardWatchEventKinds.ENTRY_DELETE)) {
                    System.out.println("Deleted: " + context.getFileName());
                } else if (kind.equals(StandardWatchEventKinds.ENTRY_MODIFY)) {
                    System.out.println("Modified: " + context.getFileName());
                }
            }
        }
    } else {
        System.err.println("Not a directory. Will exit.");
    }
}

Example usage for java.nio.file StandardWatchEventKinds ENTRY_MODIFY

Introduction

Prototype

Document

Usage