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, FileAlterationObserver... observers) 

Source Link

Document

Construct a monitor with the specified interval and set of observers.

Usage

From source file:eu.optimis.ics.p2p.MyFileAlterationObserver.java

public static void main(String[] args) throws Exception {
    System.out.println("Present Working Directory is : " + System.getProperty("user.dir"));
    File directory = new File(System.getProperty("user.dir") + "/data");

    IOFileFilter files = FileFilterUtils.and(FileFilterUtils.fileFileFilter(),
            FileFilterUtils.suffixFileFilter(".txt"));

    FileAlterationObserver observer = new FileAlterationObserver(directory, files);
    observer.initialize();/*  w w w  .j  a v  a  2s  .co  m*/

    // Add Listener
    MyFileAlterationListener listener = new MyFileAlterationListener();
    observer.addListener(listener);

    FileAlterationMonitor monitor = new FileAlterationMonitor(1000, observer);
    monitor.addObserver(observer);

    monitor.start();

}

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From source file:com.puzzle.module.FileMonitorUtils.java

public static boolean monitorDircetory(String scanPath, long interval, FileFileFilter f,
        FileAlterationListenerAdaptor listener) {

    if (scanPath == null) {
        return false;
    }//from w  w w  .  j  av a 2  s  .  co m
    log.info("" + scanPath);
    FileAlterationObserver observer = new FileAlterationObserver(scanPath, f);

    observer.addListener(listener);

    FileAlterationMonitor fileMonitor = new FileAlterationMonitor(interval,
            new FileAlterationObserver[] { observer });
    try {
        fileMonitor.start();
    } catch (Exception ex) {
        ex.printStackTrace();
        return false;
    }

    return true;
}

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From source file:com.enonic.cms.core.plugin.deploy.HotDeployTask.java

@PostConstruct
public void start() {
    try {// w ww.  jav  a  2 s.c o m
        final JarFileFilter filter = new JarFileFilter();

        final FileAlterationObserver observer = new FileAlterationObserver(this.deployDir, filter);
        observer.addListener(new HotDeployListener(this.pluginManager));
        observer.checkAndNotify();

        this.monitor = new FileAlterationMonitor(this.scanPeriod, observer);
        this.monitor.start();

        LOG.info("Hot deploying plugins from [{}]. Scanning every [{}] ms.", this.deployDir.getAbsolutePath(),
                this.scanPeriod);
    } catch (Exception e) {
        LOG.error("cannot start monitor.", e);
    }
}

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From source file:com.carolinarollergirls.scoreboard.xml.MediaXmlDocumentManager.java

protected void startManagedDirectoryMonitor() {
    FileAlterationObserver faO = new FileAlterationObserver(managedDir, DirectoryFileFilter.INSTANCE);
    faO.addListener(new MediaDirAlterationListener());
    managedDirectoryMonitor = new FileAlterationMonitor(INTERVAL, faO);
    try {//  www  .j ava  2 s  .  c o  m
        managedDirectoryMonitor.start();
    } catch (Exception e) {
        ScoreBoardManager.printMessage("MediaXmlDocumentManager for " + getMediaName()
                + " ERROR: Could not start managed directory monitor : " + e.getMessage());
    }
    Iterator<File> types = Arrays.asList(managedDir.listFiles((FileFilter) DirectoryFileFilter.INSTANCE))
            .iterator();
    while (types.hasNext())
        monitorType(types.next());
}

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From source file:com.hj.blog.common.utils.SensitiveWordMonitor.java

public void monitor(String directory, int interval) {
    FileAlterationObserver fileAlterationObserver = new FileAlterationObserver(directory,
            FileFilterUtils.and(FileFilterUtils.nameFileFilter(SENSITIVE_WORD_FILE_NAME)), null);
    fileAlterationObserver.addListener(this);
    FileAlterationMonitor fileAlterationMonitor = new FileAlterationMonitor(interval, fileAlterationObserver);

    try {//from  w w  w.  j av a2  s . c  o  m
        fileAlterationMonitor.start();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:com.mediaworx.intellij.opencmsplugin.opencms.OpenCmsConfiguration.java

/**
 * Creates a new OpenCmsConfiguration instance, prepares the XML helper for parsing configuration files, starts
 * a FileAlterationObserver used to handle changes to configuration files.
 * @param config the project level plugin configuration data
 *///from  w ww.  j ava2s.c om
public OpenCmsConfiguration(OpenCmsPluginConfigurationData config) {
    this.config = config;

    File configurationFolder = new File(config.getWebappRoot() + CONFIGPATH);
    this.moduleConfigurationFile = new File(config.getWebappRoot() + CONFIGPATH + MODULECONFIGFILE);

    // Create an Observer for configuration changes
    FileAlterationObserver configurationChangeObserver = new FileAlterationObserver(configurationFolder);
    configurationChangeObserver.addListener(new ConfigurationAlterationListener());
    configurationChangeMonitor = new FileAlterationMonitor(5000, configurationChangeObserver);

    try {
        xmlHelper = new XmlHelper();
    } catch (Exception e) {
        LOG.warn("Exception during initialization of the module configuration: " + e);
    }
}

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From source file:com.carolinarollergirls.scoreboard.xml.MediaXmlDocumentManager.java

protected void monitorType(File typeDir) {
    String type = typeDir.getName();
    synchronized (typeMonitors) {
        if (typeMonitors.containsKey(type))
            return;
        update(editor.getElement(createXPathElement(), "Type", type));
        FileAlterationObserver faO = new FileAlterationObserver(typeDir, mediaFileFilter);
        faO.addListener(new MediaTypeDirAlterationListener(type));
        FileAlterationMonitor monitor = new FileAlterationMonitor(INTERVAL, faO);
        try {/*from  ww w .j av a 2 s  .  co m*/
            monitor.start();
        } catch (Exception e) {
            ScoreBoardManager.printMessage("MediaXmlDocumentManager for " + getMediaName()
                    + " ERROR: Could not start type " + type + " monitor : " + e.getMessage());
        }
        typeMonitors.put(type, monitor);
    }
    initializeType(typeDir);
}

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From source file:net.roboconf.dm.templating.internal.templates.TemplateWatcher.java

/**
 * Constructor.//from  w w  w . j a va 2 s  . c om
 * @param manager the templating manager, to which event handling is delegated.
 * @param templateDir the templates directory to watch.
 * @param pollInterval the poll interval.
 * @throws IOException if there is a problem watching the template directory.
 */
public TemplateWatcher(final TemplatingManager manager, final File templateDir, final long pollInterval) {
    this.templateDir = templateDir;

    // Register the custom helpers.
    this.handlebars.registerHelper(AllHelper.NAME, new AllHelper());
    this.handlebars.registerHelper(IsKeyHelper.NAME, new IsKeyHelper());

    // Pretty formatting
    this.handlebars.prettyPrint(true);

    // Create the observer, register this object as the event listener.
    FileFilter fileFilter = FileFilterUtils.or(
            FileFilterUtils.and(FileFilterUtils.fileFileFilter(), FileFilterUtils.suffixFileFilter(".tpl"),
                    CanReadFileFilter.CAN_READ, new TemplateFileFilter(templateDir)),
            FileFilterUtils.and(FileFilterUtils.directoryFileFilter(), CanReadFileFilter.CAN_READ,
                    new TemplateSubDirectoryFileFilter(templateDir)));

    FileAlterationObserver observer = new FileAlterationObserver(this.templateDir, fileFilter);
    observer.addListener(this);

    // Create the monitor.
    this.monitor = new FileAlterationMonitor(pollInterval, observer);
    this.monitor.setThreadFactory(THREAD_FACTORY);

    this.manager = manager;
    this.logger.fine("Template watcher is watching " + this.templateDir + " with an interval of " + pollInterval
            + " ms.");
}

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From source file:org.ow2.chameleon.core.activators.DirectoryMonitor.java

private FileAlterationMonitor createFileAlterationMonitor(File directory, long polling) {
    FileAlterationObserver observer = new FileAlterationObserver(directory, TrueFileFilter.INSTANCE);
    observer.addListener(new FileMonitor(directory));
    LOGGER.debug("Creating file alteration monitor for " + directory.getAbsolutePath()
            + " with a polling period " + "of " + polling);
    final FileAlterationMonitor monitor = new FileAlterationMonitor(polling, observer);
    monitor.setThreadFactory(new MonitorThreadFactory(directory));
    monitors.put(directory, monitor);//from   ww  w .ja  v a2 s  .c  om
    return monitor;
}

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From source file:org.ow2.chameleon.fuchsia.discovery.filebased.monitor.DirectoryMonitor.java

public DirectoryMonitor(String directorypath, long polling, String classname) {

    this.directory = new File(directorypath);
    this.trackedClassName = classname;
    this.polling = polling;

    if (!directory.isDirectory()) {
        LOG.info("Monitored directory {} not existing - creating directory", directory.getAbsolutePath());
        if (!this.directory.mkdirs()) {
            throw new IllegalStateException("Monitored directory doesn't exist and cannot be created.");
        }//from w  ww. j  a v  a 2 s . c o m
    }

    // We observes all files.
    FileAlterationObserver observer = new FileAlterationObserver(directory, TrueFileFilter.INSTANCE);
    observer.checkAndNotify();
    observer.addListener(new FileMonitor());
    monitor = new FileAlterationMonitor(polling, observer);

}

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