jai.file.utils.FileMonitorTest.java Source code

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Here is the source code for jai.file.utils.FileMonitorTest.java

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/*******************************************************************************
 * Copyright (c) 2013 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package jai.file.utils;

import java.io.File;

import org.apache.commons.io.monitor.FileAlterationListener;
import org.apache.commons.io.monitor.FileAlterationMonitor;
import org.apache.commons.io.monitor.FileAlterationObserver;

public class FileMonitorTest {

    private static final String FILE_TO_MONITOR = "C:/Users/25721/GlobalAPI.properties";

    // private static final String FILE_DEST = "D://dest/";

    private void backup(File srcFile) {
        /*
         * // FMD try { File destFile = new File(FILE_DEST + "/" +
         * srcFile.getName() + new
         * SimpleDateFormat("yyyy-MM-dd-HH-mm-ss").format(new Date()));
         * FileUtils.copyFile(srcFile, destFile);
         * 
         * } catch (Exception e) { e.printStackTrace(); }
         */
    }

    public class FAListener implements FileAlterationListener {

        @Override
        public void onDirectoryChange(File arg0) {
            System.out.println("onDirectoryChange : " + arg0);

        }

        @Override
        public void onDirectoryCreate(File arg0) {
            System.out.println("onDirectoryCreate : " + arg0);

        }

        @Override
        public void onDirectoryDelete(File arg0) {
            System.out.println("onDirectoryDelete : " + arg0);
        }

        @Override
        public void onFileChange(File arg0) {
            System.out.println("onFileChange : " + arg0);
            backup(arg0);
        }

        @Override
        public void onFileCreate(File arg0) {
            System.out.println("onFileCreate : " + arg0);
            backup(arg0);

        }

        @Override
        public void onFileDelete(File arg0) {
            System.out.println("onFileDelete : " + arg0);

        }

        @Override
        public void onStart(FileAlterationObserver arg0) {
            // System.out.println("onStart !!!!!");

        }

        @Override
        public void onStop(FileAlterationObserver arg0) {
            // System.out.println("onStop !!!!!");
        }

    }

    public static void main(String[] args) throws Exception {
        FileMonitorTest nt = new FileMonitorTest();
        nt.sample();
    }

    // public FileAlterationListener
    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);
            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.");
        }

    }
}