Example usage for org.apache.commons.io.monitor FileAlterationMonitor FileAlterationMonitor

Introduction

In this page you can find the example usage for org.apache.commons.io.monitor FileAlterationMonitor FileAlterationMonitor.

Prototype

public FileAlterationMonitor(long interval) 

Source Link

Document

Construct a monitor with the specified interval.

Usage

From source file:ddf.security.pdp.realm.xacml.processor.PollingPolicyFinderModule.java

private void initialize(long pollingInterval) {
    LOGGER.debug("initializing polling: {}, every {}", xacmlPolicyDirectories, pollingInterval);
    monitor = new FileAlterationMonitor(pollingInterval * MULTIPLIER);

    for (String xacmlPolicyDirectory : xacmlPolicyDirectories) {
        File directoryToMonitor = new File(xacmlPolicyDirectory);
        FileAlterationObserver observer = new FileAlterationObserver(directoryToMonitor, getXmlFileFilter());
        observer.addListener(this);
        monitor.addObserver(observer);//from ww w . j ava 2  s .c  o  m
        LOGGER.debug("Monitoring directory: " + directoryToMonitor);
    }
}

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From source file:com.lxd.client.monitor.MonitorDir.java

private void fileWatch() {
    //?  /*www.java2  s.  c  om*/
    FileAlterationMonitor monitor = new FileAlterationMonitor(Define.SCANNING); //??
    //  
    FileAlterationObserver observer = new FileAlterationObserver(new File(filePath));

    ///< ??
    observer.addListener(new AdamFileListener());
    ///< ??
    monitor.addObserver(observer);
    try {
        monitor.start();
    } catch (Exception e) {
        e.printStackTrace();
    }

    ///< ??
    MonitorMsg msg = null;
    while ((msg = ClientResource.getSingleton().takeMonitorMsg()) != null) {
        if (msg.getStart() == 0 || msg.getStart() <= System.currentTimeMillis()) {
            ///< ?
            if (msg.getStart() == 0 && msg.getType() == Type.UPDATE) {
                ///< , ??, ?
                msg.setStart(System.currentTimeMillis() + Define.UPDATETIME);
                ClientResource.getSingleton().submitMonitorMsg(msg);
            } else {
                ///< ??
                if (msg.getType() == Type.DELETE || fileCanRead(msg.getFile())) {
                    ///< 
                    if (msg.getType() == Type.ADD
                            && msg.getState().equals(com.lxd.client.monitor.MonitorMsg.State.BEGIN)) {
                        msg.setStart(System.currentTimeMillis() + Define.CREATEFILETIME);
                        msg.setState(com.lxd.client.monitor.MonitorMsg.State.ACCESS);
                        ClientResource.getSingleton().submitMonitorMsg(msg);
                        continue;
                    }
                    msg = ClientResource.getSingleton().reviseMsg(msg);
                    msgPacking(msg);
                } else {

                    log.info("" + msg.getFile() + ", ?");
                    msg.setStart(System.currentTimeMillis() + Define.ERRORTIME);
                    ClientResource.getSingleton().submitMonitorMsg(msg);
                }
            }
        } else {
            ///< ??
            ClientResource.getSingleton().submitMonitorMsg(msg);
            try {
                ///< ??, , ?
                log.info("" + msg.getFile() + ", ?");
                sleep(Define.SLEEPTIME);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }
}

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From source file:ddf.security.pdp.xacml.processor.PollingPolicyFinderModule.java

private void initialize(Set<String> xacmlPolicyDirectories, long pollingInterval) {
    LOGGER.debug("initializing polling: {}, every {}", xacmlPolicyDirectories, pollingInterval);
    monitor = new FileAlterationMonitor(pollingInterval * MULTIPLIER);

    Iterator<String> iterator = xacmlPolicyDirectories.iterator();

    while (iterator.hasNext()) {
        File directoryToMonitor = new File(iterator.next());
        FileAlterationObserver observer = new FileAlterationObserver(directoryToMonitor, getXmlFileFilter());
        observer.addListener(this);
        monitor.addObserver(observer);// w  ww  .  ja va2  s. com
        LOGGER.debug("Monitoring directory: " + directoryToMonitor);
    }
}

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From source file:com.owncloud.android.services.observer.InstantUploadsObserverBasedOnCommonsIOFileMonitor.java

public InstantUploadsObserverBasedOnCommonsIOFileMonitor(InstantUploadsConfiguration configuration,
        Context context) {/*  ww w  . j  a  v a  2  s .c  o  m*/

    super(configuration.getSourcePath());

    if (context == null) {
        throw new IllegalArgumentException("NULL context argument received");
    }

    mConfiguration = configuration;
    mContext = context;
    mInstantUploadsHandler = new InstantUploadsHandler();

    mMonitor = new FileAlterationMonitor(POLL_PERIOD_IN_MS); // TODO some reasonable period
}

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From source file:edu.fullerton.framemonitor.FrameMonitor.java

public FrameMonitor() {
    // init the predefined queues and plots
    watchQueDefn = new ArrayList<>();

    watchQueDefn.add(new PlotQueDefn("H1_darm", "H-H1_llhoft", "/dev/shm/llhoft/H1"));
    watchQueDefn.add(new PlotQueDefn("L1_darm", "L-L1_llhoft", "/dev/shm/llhoft/L1"));
    watchQueDefn.add(new PlotQueDefn("V1_darm", "V-V1_llhoft", "/dev/shm/llhoft/V1"));
    watchQueDefn.add(new PlotQueDefn("H1_detchar", "H-H1_lldetchar", "/dev/shm/lldetchar/H1"));

    listenQueDefn = new ArrayList<>();

    listenQueDefn.add(new PlotQueDefn("L1_raw", "L-L1_R", "/archive/frames/A6/L0/L1/L-L1_R-10947"));
    listenQueDefn.add(new PlotQueDefn("H1_raw", "H-H1_R", "/archive/frames/A6/L0/H1/H-H1_R-10947"));
    listenQueDefn.add(new PlotQueDefn("H1_sensmon", "SenseMonitor_CAL_H1",
            "/archive/frames/dmt/H1/trends/SenseMonitor_CAL_H1/H-M-1094"));
    listenQueDefn.add(new PlotQueDefn("L1_sensmon", "SenseMonitor_CAL_L1",
            "/archive/frames/dmt/L1/trends/SenseMonitor_CAL_L1/L-M-1094/"));

    watchers = new ArrayList<>();
    processors = new ArrayList<>();

    monitor = new FileAlterationMonitor(pollingInterval);
}

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From source file:io.fabric8.vertx.maven.plugin.FileFilterMain.java

private static FileAlterationMonitor fileWatcher(Set<Path> inclDirs) {
    FileAlterationMonitor monitor = new FileAlterationMonitor(1000);

    inclDirs.forEach(path -> {/*from  ww  w . j  a v  a  2  s.c  om*/
        System.out.println("Adding Observer to " + path.toString());
        FileAlterationObserver observer = new FileAlterationObserver(path.toFile());
        observer.addListener(new FileAlterationListenerAdaptor() {
            @Override
            public void onFileCreate(File file) {
                System.out.println("File Create:" + file.toString());
            }

            @Override
            public void onFileChange(File file) {
                System.out.println("File Change:" + file.toString());
            }

            @Override
            public void onFileDelete(File file) {
                System.out.println("File Delete:" + file.toString());
            }

        });
        monitor.addObserver(observer);
    });

    return monitor;

}

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From source file:jai.file.utils.FileMonitorTest.java

private void sample() {
    System.out.println("begin sample-> observer=" + FILE_TO_MONITOR);
    File directory = new File(FILE_TO_MONITOR);
    if (directory.exists()) {
        FileAlterationObserver observer = new FileAlterationObserver(directory);
        observer.addListener(new FAListener());

        long interval = 1000;
        FileAlterationMonitor monitor = new FileAlterationMonitor(interval);
        monitor.addObserver(observer);//from   w ww.j a va  2 s .c o  m
        try {
            monitor.start();
            // monitor.stop();
        } catch (Exception e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    } else {
        System.out.println("Path " + FILE_TO_MONITOR + " does not exist.");
    }

}

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From source file:de.jakusys.jackhammer.cli.upload.command.WatchCommand.java

@Override
public void run() {

    if (!directory.exists()) {
        System.out.println(/*from w  w  w  .j av a  2 s.  c o  m*/
                "Cannot watch directory " + directory.getPath() + ". The specified path could not be found.");
        return;
    }

    Node node;
    try {

        String tmp = rootPath;
        if (rootPath.startsWith("/"))
            tmp = rootPath.substring(1);

        if ("".equals(tmp)) {
            node = session.getRootNode();
        } else {
            node = session.getRootNode().getNode(tmp);
        }
    } catch (RepositoryException e) {
        throw new RuntimeException("Unable to get node", e);
    }

    final DefaultFileHandlerFactory fileHandlerFactory = new DefaultFileHandlerFactory(
            new PathRelativizer(directory));

    final EventBus eventBus = new EventBus();
    eventBus.register(new LoggingEventListener(new Path(rootPath)));
    eventBus.register(new UploadingEventListener(fileHandlerFactory, session, node));

    final FileAlterationObserver observer = new FileAlterationObserver(directory);
    final FileAlterationMonitor monitor = new FileAlterationMonitor(1000);

    PathRelativizer pathRelativizer = new PathRelativizer(directory);

    FileAlterationListener listener = new JackhammerFileAlternationListener(eventBus, pathRelativizer);

    observer.addListener(listener);

    monitor.addObserver(observer);
    try {
        System.out.println(
                "Watching " + directory.getCanonicalPath() + " and uploading changes to " + node.getPath());
        monitor.start();

    } catch (Exception e) {
        throw new RuntimeException("Unable to monitor files", e);
    }
}

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From source file:com.amazonaws.eclipse.core.accounts.profiles.SdkCredentialsFileContentMonitor.java

public SdkCredentialsFileContentMonitor(File target, long pollingIntervalInMillis,
        FileAlterationListener listener) {

    _target = target;/*  w w w .  j  a v  a  2 s  .  c o m*/

    // IllegalArgumentException is expected if target.getParentFile == null
    _observer = new FileAlterationObserver(target.getParentFile(), new FileFilter() {
        public boolean accept(File file) {
            return file.equals(_target);
        }
    });

    _monitor = new FileAlterationMonitor(pollingIntervalInMillis);
    _listener = listener;

    _observer.addListener(_listener);
    _monitor.addObserver(_observer);

    // Use daemon thread to avoid thread leakage
    _monitor.setThreadFactory(new ThreadFactory() {
        public Thread newThread(Runnable runnable) {
            Thread t = new Thread(runnable);
            t.setDaemon(true);
            t.setName("aws-credentials-file-monitor-thread");
            return t;
        }
    });
}

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From source file:com.japp.FtpConfigTest.java

@Test
public void fTPClientPushTest() throws Exception {

    FileAlterationObserver observer = new FileAlterationObserver(folder);
    FileAlterationMonitor monitor = new FileAlterationMonitor(pollingInterval);

    observer.addListener(listener);//from ww w  .j  av a2s  .co  m
    monitor.addObserver(observer);
    monitor.start();

}

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