Example usage for org.apache.commons.io FileUtils deleteDirectory

List of usage examples for org.apache.commons.io FileUtils deleteDirectory

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  6. deleteDirectory

Introduction

In this page you can find the example usage for org.apache.commons.io FileUtils deleteDirectory.

Prototype

public static void deleteDirectory(File directory) throws IOException

Source Link

Document

Deletes a directory recursively.

Usage

From source file:accumulo.AccumuloStuff.java

public static void main(String[] args) throws Exception {
    File tmp = new File(System.getProperty("user.dir") + "/target/mac-test");
    if (tmp.exists()) {
        FileUtils.deleteDirectory(tmp);
    }/* w w  w.j  a  v a 2s . c om*/
    tmp.mkdirs();
    String passwd = "password";

    MiniAccumuloConfigImpl cfg = new MiniAccumuloConfigImpl(tmp, passwd);
    cfg.setNumTservers(1);
    //    cfg.useMiniDFS(true);

    final MiniAccumuloClusterImpl cluster = cfg.build();
    setCoreSite(cluster);
    cluster.start();

    ExecutorService svc = Executors.newFixedThreadPool(2);

    try {
        Connector conn = cluster.getConnector("root", passwd);
        String table = "table";
        conn.tableOperations().create(table);

        final BatchWriter bw = conn.createBatchWriter(table, new BatchWriterConfig());
        final AtomicBoolean flushed = new AtomicBoolean(false);

        Runnable writer = new Runnable() {
            @Override
            public void run() {
                try {
                    Mutation m = new Mutation("row");
                    m.put("colf", "colq", "value");
                    bw.addMutation(m);
                    bw.flush();
                    flushed.set(true);
                } catch (Exception e) {
                    log.error("Got exception trying to flush mutation", e);
                }

                log.info("Exiting batchwriter thread");
            }
        };

        Runnable restarter = new Runnable() {
            @Override
            public void run() {
                try {
                    for (ProcessReference proc : cluster.getProcesses().get(ServerType.TABLET_SERVER)) {
                        cluster.killProcess(ServerType.TABLET_SERVER, proc);
                    }
                    cluster.exec(TabletServer.class);
                } catch (Exception e) {
                    log.error("Caught exception restarting tabletserver", e);
                }
                log.info("Exiting restart thread");
            }
        };

        svc.execute(writer);
        svc.execute(restarter);

        log.info("Waiting for shutdown");
        svc.shutdown();
        if (!svc.awaitTermination(120, TimeUnit.SECONDS)) {
            log.info("Timeout on shutdown exceeded");
            svc.shutdownNow();
        } else {
            log.info("Cleanly shutdown");
            log.info("Threadpool is terminated? " + svc.isTerminated());
        }

        if (flushed.get()) {
            log.info("****** BatchWriter was flushed *********");
        } else {
            log.info("****** BatchWriter was NOT flushed *********");
        }

        bw.close();

        log.info("Got record {}", Iterables.getOnlyElement(conn.createScanner(table, Authorizations.EMPTY)));
    } finally {
        cluster.stop();
    }
}

From source file:azkaban.migration.schedule2trigger.Schedule2Trigger.java

public static void main(String[] args) throws Exception {
    if (args.length < 1) {
        printUsage();/*from w  w w .ja v a 2  s  .  c o  m*/
    }

    File confFile = new File(args[0]);
    try {
        logger.info("Trying to load config from " + confFile.getAbsolutePath());
        props = loadAzkabanConfig(confFile);
    } catch (Exception e) {
        e.printStackTrace();
        logger.error(e);
        return;
    }

    try {
        outputDir = File.createTempFile("schedules", null);
        logger.info("Creating temp dir for dumping existing schedules.");
        outputDir.delete();
        outputDir.mkdir();
    } catch (Exception e) {
        e.printStackTrace();
        logger.error(e);
        return;
    }

    try {
        schedule2File();
    } catch (Exception e) {
        e.printStackTrace();
        logger.error(e);
        return;
    }

    try {
        file2ScheduleTrigger();
    } catch (Exception e) {
        e.printStackTrace();
        logger.error(e);
        return;
    }

    logger.info("Uploaded all schedules. Removing temp dir.");
    FileUtils.deleteDirectory(outputDir);
    System.exit(0);
}

From source file:edu.indiana.d2i.sloan.internal.DeleteVMSimulator.java

public static void main(String[] args) {
    DeleteVMSimulator simulator = new DeleteVMSimulator();

    CommandLineParser parser = new PosixParser();

    try {//from w ww .ja  va  2  s  .co  m
        CommandLine line = simulator.parseCommandLine(parser, args);
        String wdir = line.getOptionValue(CMD_FLAG_VALUE.get(CMD_FLAG_KEY.WORKING_DIR));

        if (!HypervisorCmdSimulator.resourceExist(wdir)) {
            logger.error(String.format("Cannot find VM working dir: %s", wdir));
            System.exit(ERROR_CODE.get(ERROR_STATE.VM_NOT_EXIST));
        }

        Properties prop = new Properties();
        String filename = HypervisorCmdSimulator.cleanPath(wdir) + HypervisorCmdSimulator.VM_INFO_FILE_NAME;

        prop.load(new FileInputStream(new File(filename)));

        // cannot delete VM when it is not shutdown
        VMState currentState = VMState.valueOf(prop.getProperty(CMD_FLAG_VALUE.get(CMD_FLAG_KEY.VM_STATE)));

        if (!currentState.equals(VMState.SHUTDOWN)) {
            logger.error("Cannot perform delete when VM is not shutdown");
            System.exit(ERROR_CODE.get(ERROR_STATE.VM_NOT_SHUTDOWN));
        }

        // delete working directory
        FileUtils.deleteDirectory(new File(wdir));

        // success
        System.exit(0);

    } catch (ParseException e) {
        logger.error(String.format("Cannot parse input arguments: %s%n, expected:%n%s",
                StringUtils.join(args, " "), simulator.getUsage(100, "", 5, 5, "")));

        System.exit(ERROR_CODE.get(ERROR_STATE.INVALID_INPUT_ARGS));
    } catch (IOException e) {
        logger.error(e.getMessage(), e);
        System.exit(ERROR_CODE.get(ERROR_STATE.IO_ERR));
    }

}

From source file:com.foudroyantfactotum.mod.fousarchive.utility.midi.FileSupporter.java

public static void main(String[] args) throws InterruptedException, IOException {
    for (int i = 0; i < noOfWorkers; ++i)
        pool.submit(new ConMidiDetailsPuller());

    final File sourceDir = new File(source);
    final File outputDir = new File(output);

    Logger.info(UserLogger.GENERAL, "source directory: " + sourceDir.getAbsolutePath());
    Logger.info(UserLogger.GENERAL, "output directory: " + outputDir.getAbsolutePath());
    Logger.info(UserLogger.GENERAL, "processing midi files using " + noOfWorkers + " cores");

    FileUtils.deleteDirectory(outputDir);
    FileUtils.touch(new File(outputDir + "/master.json.gz"));

    for (File sfile : sourceDir.listFiles()) {
        recFile(sfile, files);//from   w w w .  j  a  v  a 2s  .  c  o  m
    }

    for (int i = 0; i < noOfWorkers; ++i)
        files.put(TERMINATOR);

    pool.shutdown();
    pool.awaitTermination(Long.MAX_VALUE, TimeUnit.DAYS);//just get all the work done first.

    try (final OutputStream fstream = new FileOutputStream(outputDir + "/master.json.gz")) {
        try (final GZIPOutputStream gzstream = new GZIPOutputStream(fstream)) {
            final OutputStreamWriter osw = new OutputStreamWriter(gzstream);

            osw.write(JSON.toJson(processedMidiFiles));
            osw.flush();
        }
    } catch (IOException e) {
        Logger.info(UserLogger.GENERAL, e.toString());
    }

    Logger.info(UserLogger.GENERAL, "Processed " + processedMidiFiles.size() + " midi files out of " + fileCount
            + " files. " + (fileCount - processedMidiFiles.size()) + " removed");
}

From source file:com.sanaldiyar.projects.nanohttpd.nanoinstaller.App.java

public static void main(String[] args) {
    try {//from  w ww . ja  va 2 s.  c  om
        String executableName = new File(
                App.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getName();
        Options options = new Options();

        Option destination = OptionBuilder.withArgName("folder").withLongOpt("destination").hasArgs(1)
                .withDescription("destionation folder").withType(String.class).create("d");

        Option lrfolder = OptionBuilder.withArgName("folder").withLongOpt("localrepo").hasArgs(1)
                .withDescription("local repository folder").withType(String.class).create("lr");

        Option rmlrfolder = OptionBuilder.withLongOpt("deletelocalrepo").hasArg(false)
                .withDescription("delete local repository after installation").create("dlr");

        Option help = OptionBuilder.withLongOpt("help").withDescription("print this help").create("h");

        options.addOption(destination);
        options.addOption(lrfolder);
        options.addOption(rmlrfolder);
        options.addOption(help);

        HelpFormatter helpFormatter = new HelpFormatter();

        CommandLineParser commandLineParser = new PosixParser();
        CommandLine commands;
        try {
            commands = commandLineParser.parse(options, args);
        } catch (ParseException ex) {
            System.out.println("Error at parsing arguments");
            helpFormatter.printHelp("java -jar " + executableName, options);
            return;
        }

        if (commands.hasOption("h")) {
            helpFormatter.printHelp("java -jar " + executableName, options);
            return;
        }

        String sdest = commands.getOptionValue("d", "./nanosystem");
        System.out.println("The nano system will be installed into " + sdest);
        File dest = new File(sdest);
        if (dest.exists()) {
            FileUtils.deleteDirectory(dest);
        }
        dest.mkdirs();
        File bin = new File(dest, "bin");
        bin.mkdir();
        File bundle = new File(dest, "bundle");
        bundle.mkdir();
        File conf = new File(dest, "conf");
        conf.mkdir();
        File core = new File(dest, "core");
        core.mkdir();
        File logs = new File(dest, "logs");
        logs.mkdir();
        File nanohttpdcore = new File(dest, "nanohttpd-core");
        nanohttpdcore.mkdir();
        File nanohttpdservices = new File(dest, "nanohttpd-services");
        nanohttpdservices.mkdir();
        File temp = new File(dest, "temp");
        temp.mkdir();
        File apps = new File(dest, "apps");
        apps.mkdir();

        File local = new File(commands.getOptionValue("lr", "./local-repository"));
        Collection<RemoteRepository> repositories = Arrays.asList(
                new RemoteRepository("sanaldiyar-snap", "default", "http://maven2.sanaldiyar.com/snap-repo"),
                new RemoteRepository("central", "default", "http://repo1.maven.org/maven2/"));
        Aether aether = new Aether(repositories, local);

        //Copy core felix main
        System.out.println("Downloading Felix main executable");
        List<Artifact> felixmain = aether.resolve(
                new DefaultArtifact("org.apache.felix", "org.apache.felix.main", "jar", "LATEST"), "runtime");
        for (Artifact artifact : felixmain) {
            if (artifact.getArtifactId().equals("org.apache.felix.main")) {
                FileUtils.copyFile(artifact.getFile(), new File(bin, "felix-main.jar"));
                System.out.println(artifact.getArtifactId());
                break;
            }
        }
        System.out.println("OK");

        //Copy core felix bundles
        System.out.println("Downloading Felix core bundles");
        Collection<String> felixcorebundles = Arrays.asList("fileinstall", "bundlerepository", "gogo.runtime",
                "gogo.shell", "gogo.command");
        for (String felixcorebunlde : felixcorebundles) {
            List<Artifact> felixcore = aether.resolve(new DefaultArtifact("org.apache.felix",
                    "org.apache.felix." + felixcorebunlde, "jar", "LATEST"), "runtime");
            for (Artifact artifact : felixcore) {
                if (artifact.getArtifactId().equals("org.apache.felix." + felixcorebunlde)) {
                    FileUtils.copyFileToDirectory(artifact.getFile(), core);
                    System.out.println(artifact.getArtifactId());
                }
            }
        }
        System.out.println("OK");

        //Copy nanohttpd core bundles
        System.out.println("Downloading nanohttpd core bundles and configurations");
        List<Artifact> nanohttpdcorebundle = aether.resolve(
                new DefaultArtifact("com.sanaldiyar.projects.nanohttpd", "nanohttpd", "jar", "LATEST"),
                "runtime");
        for (Artifact artifact : nanohttpdcorebundle) {
            if (!artifact.getArtifactId().equals("org.osgi.core")) {
                FileUtils.copyFileToDirectory(artifact.getFile(), nanohttpdcore);
                System.out.println(artifact.getArtifactId());
            }
        }

        nanohttpdcorebundle = aether.resolve(
                new DefaultArtifact("com.sanaldiyar.projects", "engender", "jar", "LATEST"), "runtime");
        for (Artifact artifact : nanohttpdcorebundle) {
            FileUtils.copyFileToDirectory(artifact.getFile(), nanohttpdcore);
            System.out.println(artifact.getArtifactId());
        }

        nanohttpdcorebundle = aether.resolve(
                new DefaultArtifact("org.codehaus.jackson", "jackson-mapper-asl", "jar", "1.9.5"), "runtime");
        for (Artifact artifact : nanohttpdcorebundle) {
            FileUtils.copyFileToDirectory(artifact.getFile(), nanohttpdcore);
            System.out.println(artifact.getArtifactId());
        }

        nanohttpdcorebundle = aether
                .resolve(new DefaultArtifact("org.mongodb", "mongo-java-driver", "jar", "LATEST"), "runtime");
        for (Artifact artifact : nanohttpdcorebundle) {
            FileUtils.copyFileToDirectory(artifact.getFile(), nanohttpdcore);
            System.out.println(artifact.getArtifactId());
        }

        //Copy nanohttpd conf
        FileUtils.copyInputStreamToFile(App.class.getResourceAsStream("/nanohttpd.conf"),
                new File(dest, "nanohttpd.conf"));
        System.out.println("Configuration: nanohttpd.conf");

        //Copy nanohttpd start script
        File startsh = new File(dest, "start.sh");
        FileUtils.copyInputStreamToFile(App.class.getResourceAsStream("/start.sh"), startsh);
        startsh.setExecutable(true);
        System.out.println("Script: start.sh");

        System.out.println("OK");

        //Copy nanohttpd service bundles
        System.out.println("Downloading nanohttpd service bundles");
        List<Artifact> nanohttpdservicebundle = aether
                .resolve(new DefaultArtifact("com.sanaldiyar.projects.nanohttpd", "mongodbbasedsessionhandler",
                        "jar", "1.0-SNAPSHOT"), "runtime");
        for (Artifact artifact : nanohttpdservicebundle) {
            if (artifact.getArtifactId().equals("mongodbbasedsessionhandler")) {
                FileUtils.copyFileToDirectory(artifact.getFile(), nanohttpdservices);
                System.out.println(artifact.getArtifactId());
                break;
            }
        }

        //Copy nanohttpd mongodbbasedsessionhandler conf
        FileUtils.copyInputStreamToFile(App.class.getResourceAsStream("/mdbbasedsh.conf"),
                new File(dest, "mdbbasedsh.conf"));
        System.out.println("Configuration: mdbbasedsh.conf");

        System.out.println("OK");

        if (commands.hasOption("dlr")) {
            System.out.println("Local repository is deleting");
            FileUtils.deleteDirectory(local);
            System.out.println("OK");
        }

        System.out.println("You can reconfigure nanohttpd and services. To start system run start.sh script");

    } catch (Exception ex) {
        System.out.println("Error at installing.");
    }
}

From source file:cn.lhfei.spark.streaming.NginxlogSorterApp.java

public static void main(String[] args) {
    JavaSparkContext sc = null;/*from   www.java  2 s .  c  om*/
    try {
        SparkConf conf = new SparkConf().setMaster("local").setAppName("NginxlogSorterApp");
        sc = new JavaSparkContext(conf);
        JavaRDD<String> lines = sc.textFile(ORIGIN_PATH);

        JavaRDD<NginxLog> items = lines.map(new Function<String, NginxLog>() {
            private static final long serialVersionUID = -1530783780334450383L;

            @Override
            public NginxLog call(String v1) throws Exception {
                NginxLog item = new NginxLog();
                String[] arrays = v1.split("[\\t]");

                if (arrays.length == 3) {
                    item.setIp(arrays[0]);
                    item.setLiveTime(Long.parseLong(arrays[1]));
                    item.setAgent(arrays[2]);
                }
                return item;
            }
        });

        log.info("=================================Length: [{}]", items.count());

        JavaPairRDD<String, Iterable<NginxLog>> keyMaps = items.groupBy(new Function<NginxLog, String>() {

            @Override
            public String call(NginxLog v1) throws Exception {
                return v1.getIp();
            }
        });

        log.info("=================================Group by Key Length: [{}]", keyMaps.count());

        keyMaps.foreach(new VoidFunction<Tuple2<String, Iterable<NginxLog>>>() {

            @Override
            public void call(Tuple2<String, Iterable<NginxLog>> t) throws Exception {
                log.info("++++++++++++++++++++++++++++++++ key: {}", t._1);

                Iterator<NginxLog> ts = t._2().iterator();

                while (ts.hasNext()) {
                    log.info("=====================================[{}]", ts.next().toString());
                }
            }

        });

        FileUtils.deleteDirectory(new File(DESTI_PATH));
        keyMaps.saveAsTextFile(DESTI_PATH);

    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        sc.close();
    }
}

From source file:ee.ria.xroad.asyncdb.AsyncDBMemoryUsageTest.java

/**
 * @param args - arguments of main method, here not used.
 * @throws Exception - thrown when memory usage test fails.
 *///  w  w w  . j a  va2  s.  c  o  m
public static void main(String[] args) throws Exception {
    File logDir = null;

    try {
        SoapMessageImpl requestMessage = AsyncDBTestUtil.getFirstSoapRequest();
        File logFile = new File(AsyncDBTestUtil.getAsyncLogFilePath());
        logDir = logFile.getParentFile();

        long previousFreeFileDescriptorCount = 0;
        boolean first = true;

        for (int i = 0; i < ITERATIONS; i++) {
            LOG.info("Adding request number {}...", i);

            WritingCtx writingCtx = QUEUE.startWriting();
            writingCtx.getConsumer().soap(requestMessage);
            writingCtx.commit();

            long freeFileDescriptorCount = SystemMetrics.getFreeFileDescriptorCount();
            LOG.info("Free file descriptor count: {}", freeFileDescriptorCount);

            if (!first && freeFileDescriptorCount < previousFreeFileDescriptorCount) {
                throw new RuntimeException("File descriptor count must not increase as requests are added!");
            }

            previousFreeFileDescriptorCount = freeFileDescriptorCount;
            first = false;
        }

        LOG.info("Async DB memory usage test accomplished successfully");
    } finally {
        FileUtils.deleteDirectory(new File(AsyncDBTestUtil.getProviderDirPath()));

        if (logDir != null) {
            FileUtils.deleteDirectory(logDir);
        }
    }
}

From source file:com.bluexml.tools.miscellaneous.PrepareSIDEModulesMigration.java

/**
 * @param args// w w  w . jav a2  s  .c  om
 */
public static void main(String[] args) {
    boolean inplace = false;

    String workspace = "/Users/davidabad/workspaces/SIDE-Modules/";
    String frameworkmodulesPath = "/Volumes/Data/SVN/side/HEAD/S-IDE/FrameworksModules/trunk/";
    String classifier_base = "enterprise";
    String version_base = "3.4.6";
    String classifier_target = "enterprise";
    String version_target = "3.4.11";
    String frameworkmodulesInplace = "/Volumes/Data/SVN/projects/Ifremer/IfremerV5/src/modules/mavenProjects";

    Properties props = new Properties();
    try {
        InputStream resourceAsStream = PrepareSIDEModulesMigration.class
                .getResourceAsStream("config.properties");
        if (resourceAsStream != null) {
            props.load(resourceAsStream);

            inplace = Boolean.parseBoolean(props.getProperty("inplace", Boolean.toString(inplace)));
            workspace = props.getProperty("workspace", workspace);
            frameworkmodulesPath = props.getProperty("frameworkmodulesPath", frameworkmodulesPath);
            classifier_base = props.getProperty("classifier_base", classifier_base);
            version_base = props.getProperty("version_base", version_base);
            classifier_target = props.getProperty("classifier_target", classifier_target);
            version_target = props.getProperty("version_target", version_target);
            frameworkmodulesInplace = props.getProperty("frameworkmodulesInplace", frameworkmodulesInplace);
        } else {
            System.out.println("no configuration founded in classpath config.properties");
        }

    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        return;
    }

    System.out.println("properties :");
    Enumeration<?> propertyNames = props.propertyNames();
    while (propertyNames.hasMoreElements()) {
        String nextElement = propertyNames.nextElement().toString();
        System.out.println("\t " + nextElement + " : " + props.getProperty(nextElement));
    }

    File workspaceFile = new File(workspace);

    File targetHome = new File(workspaceFile, MIGRATION_FOLDER);
    if (targetHome.exists()) {
        try {
            FileUtils.deleteDirectory(targetHome);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }

    final String versionInProjectName = getVersionInProjectName(classifier_base, version_base);
    String versionInProjectName2 = getVersionInProjectName(classifier_target, version_target);

    if (frameworkmodulesPath.contains(",")) {
        // this is a list of paths
        String[] split = frameworkmodulesPath.split(",");
        for (String string : split) {
            if (StringUtils.trimToNull(string) != null) {
                executeInpath(inplace, string, classifier_base, version_base, classifier_target, version_target,
                        frameworkmodulesInplace, workspaceFile, versionInProjectName, versionInProjectName2);
            }
        }
    } else {
        executeInpath(inplace, frameworkmodulesPath, classifier_base, version_base, classifier_target,
                version_target, frameworkmodulesInplace, workspaceFile, versionInProjectName,
                versionInProjectName2);
    }

    System.out.println("Job's done !");
    System.out.println("Please check " + MIGRATION_FOLDER);
    System.out.println(
            "If all is ok you can use commit.sh in a terminal do : cd " + MIGRATION_FOLDER + "; sh commit.sh");
    System.out.println(
            "This script will create new svn projet and commit resources, add 'target' to svn:ignore ...");

}

From source file:com.mycompany.hdp.hdp.java

public static void main(String[] args) throws IOException, FileNotFoundException, URISyntaxException {
    Configuration configuration = new Configuration();
    configuration.set("fs.hdfs.impl", org.apache.hadoop.hdfs.DistributedFileSystem.class.getName());
    configuration.set("fs.file.impl", org.apache.hadoop.fs.LocalFileSystem.class.getName());
    hdfs = FileSystem.get(new URI("hdfs://104.236.110.203:9000"), configuration);
    date = dt.toString().replaceAll(" ", "_").replaceAll(":", "-");
    crawl("iphone");
    crawl("ipad");
    crawl("samsung phone");
    crawl("samsung tab");
    if (success > 0) {
        try {/*  ww  w . j a  v a 2s.  c o m*/
            FileUtils.deleteDirectory(new File("data"));
            System.out.println("DONE");

        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    } else {
        System.out.println("Something Went Wrong Try to Fix the Error:::::");
    }

}

From source file:com.sangupta.keepwalking.MergeRepo.java

/**
 * @param args/*from  w  w  w  . j  ava 2s .c o m*/
 * @throws IOException 
 */
public static void main(String[] args) throws IOException {
    if (args.length != 3) {
        usage();
        return;
    }

    final String previousRepo = args[0];
    final String newerRepo = args[1];
    final String mergedRepo = args[2];

    final File previous = new File(previousRepo);
    final File newer = new File(newerRepo);
    final File merged = new File(mergedRepo);

    if (!(previous.exists() && previous.isDirectory())) {
        System.out.println("The previous version does not exists or is not a directory.");
        return;
    }

    if (!(newer.exists() && newer.isDirectory())) {
        System.out.println("The newer version does not exists or is not a directory.");
        return;
    }

    final IOFileFilter directoryFilter = FileFilterUtils.makeCVSAware(FileFilterUtils.makeSVNAware(null));

    final Collection<File> olderFiles = FileUtils.listFiles(previous, TrueFileFilter.TRUE, directoryFilter);
    final Collection<File> newerFiles = FileUtils.listFiles(newer, TrueFileFilter.TRUE, directoryFilter);

    // build a list of unique paths
    System.out.println("Reading files from older version...");
    List<String> olderPaths = new ArrayList<String>();
    for (File oldFile : olderFiles) {
        olderPaths.add(getRelativePath(oldFile, previous));
    }

    System.out.println("Reading files from newer version...");
    List<String> newerPaths = new ArrayList<String>();
    for (File newerFile : newerFiles) {
        newerPaths.add(getRelativePath(newerFile, newer));
    }

    // find which files have been removed from Perforce depot
    List<String> filesRemoved = new ArrayList<String>(olderPaths);
    filesRemoved.removeAll(newerPaths);
    System.out.println("Files removed in newer version: " + filesRemoved.size());
    for (String removed : filesRemoved) {
        System.out.print("    ");
        System.out.println(removed);
    }

    // find which files have been added in Perforce depot
    List<String> filesAdded = new ArrayList<String>(newerPaths);
    filesAdded.removeAll(olderPaths);
    System.out.println("Files added in newer version: " + filesAdded.size());
    for (String added : filesAdded) {
        System.out.print("    ");
        System.out.println(added);
    }

    // find which files are common 
    // now check if they have modified or not
    newerPaths.retainAll(olderPaths);
    List<String> modified = checkModifiedFiles(newerPaths, previous, newer);
    System.out.println("Files modified in newer version: " + modified.size());
    for (String modify : modified) {
        System.out.print("    ");
        System.out.println(modify);
    }

    // clean any previous existence of merged repo
    System.out.println("Cleaning any previous merged repositories...");
    if (merged.exists() && merged.isDirectory()) {
        FileUtils.deleteDirectory(merged);
    }

    System.out.println("Merging from newer to older repository...");
    // copy the original SVN repo to merged
    FileUtils.copyDirectory(previous, merged);

    // now remove all files that need to be
    for (String removed : filesRemoved) {
        File toRemove = new File(merged, removed);
        toRemove.delete();
    }

    // now add all files that are new in perforce
    for (String added : filesAdded) {
        File toAdd = new File(newer, added);
        File destination = new File(merged, added);
        FileUtils.copyFile(toAdd, destination);
    }

    // now over-write modified files
    for (String changed : modified) {
        File change = new File(newer, changed);
        File destination = new File(merged, changed);
        destination.delete();
        FileUtils.copyFile(change, destination);
    }

    System.out.println("Done merging.");
}