Example usage for org.apache.commons.compress.archivers.tar TarArchiveInputStream read

List of usage examples for org.apache.commons.compress.archivers.tar TarArchiveInputStream read

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Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers.tar TarArchiveInputStream read.

Prototype

public int read(byte[] buf, int offset, int numToRead) throws IOException

Source Link

Document

Reads bytes from the current tar archive entry.

Usage

From source file:in.neoandroid.neoupdate.neoUpdate.java

private boolean downloadFile(NewAsset asset, String toPath, TarArchiveInputStream tin, TarArchiveEntry ae) {
    if (enableDebug)
        Log.d(TAG, "Start download: " + asset.path + ":NPK: " + (tin != null));
    boolean resume = (db.updateAndGetStatus(asset.path, asset.md5) == neoUpdateDB.UPDATE_STATUS.UPDATE_RESUME);
    String newPath;/*ww  w .  j a va 2  s  .  co m*/
    if (toPath != null)
        newPath = toPath;
    else
        newPath = mapPath(asset.path);
    createSubDirectories(newPath);
    File newFile = new File(newPath);
    long fromBytes = 0;
    if (resume)
        fromBytes = newFile.length();

    try {
        FileOutputStream os = new FileOutputStream(newFile, resume);
        db.setMd5(asset.path, asset.md5);

        if (tin != null && ae != null) {
            // Via NPK
            final int BUFF_SIZE = (8 * 1024); // Buffer size of 8KB
            byte[] buffer = new byte[BUFF_SIZE];
            int n = 0;
            long size = ae.getSize();
            if (resume && fromBytes > 0 && fromBytes < size) {
                tin.skip(fromBytes);
                size -= fromBytes;
            }
            while (size > 0) {
                n = BUFF_SIZE;
                if (n > size)
                    n = (int) size;
                n = tin.read(buffer, 0, n);
                if (n < 0)
                    break;
                if (n > 0)
                    os.write(buffer, 0, n);
            }
        } else if (nConnections <= 0) {
            // Via Local File System
            FileInputStream is = new FileInputStream(baseUrl + asset.path);
            is.getChannel().transferTo(fromBytes, is.getChannel().size() - fromBytes, os.getChannel());
            is.close();
        } else {
            // Via Internet
            HttpResponse resp = HttpWithPostData(asset.path, fromBytes);
            resp.getEntity().writeTo(os);
        }
        db.setDownloaded(asset.path, true);
        os.close();
    } catch (Exception e) {
        if (enableDebug)
            e.printStackTrace();
        return false;
    }
    return true;
}

From source file:org.apache.flume.test.util.StagedInstall.java

private void untarTarFile(File tarFile, File destDir) throws Exception {
    TarArchiveInputStream tarInputStream = null;
    try {/*from   w  ww .j  a  va2 s .  co m*/
        tarInputStream = new TarArchiveInputStream(new FileInputStream(tarFile));
        TarArchiveEntry entry = null;
        while ((entry = tarInputStream.getNextTarEntry()) != null) {
            String name = entry.getName();
            LOGGER.debug("Next file: " + name);
            File destFile = new File(destDir, entry.getName());
            if (entry.isDirectory()) {
                destFile.mkdirs();
                continue;
            }
            File destParent = destFile.getParentFile();
            destParent.mkdirs();
            OutputStream entryOutputStream = null;
            try {
                entryOutputStream = new FileOutputStream(destFile);
                byte[] buffer = new byte[2048];
                int length = 0;
                while ((length = tarInputStream.read(buffer, 0, 2048)) != -1) {
                    entryOutputStream.write(buffer, 0, length);
                }
            } catch (Exception ex) {
                LOGGER.error("Exception while expanding tar file", ex);
                throw ex;
            } finally {
                if (entryOutputStream != null) {
                    try {
                        entryOutputStream.close();
                    } catch (Exception ex) {
                        LOGGER.warn("Failed to close entry output stream", ex);
                    }
                }
            }
        }
    } catch (Exception ex) {
        LOGGER.error("Exception caught while untarring tar file: " + tarFile.getAbsolutePath(), ex);
        throw ex;
    } finally {
        if (tarInputStream != null) {
            try {
                tarInputStream.close();
            } catch (Exception ex) {
                LOGGER.warn("Unable to close tar input stream: " + tarFile.getCanonicalPath(), ex);
            }
        }
    }

}

From source file:org.apache.sqoop.test.utils.CompressionUtils.java

/**
 * Untar given stream (tar.gz archive) to given directory.
 *
 * Directory structure will be preserved.
 *
 * @param inputStream InputStream of tar.gz archive
 * @param targetDirectory Target directory for tarball content
 * @throws IOException/*from w  w w  . ja  v a2 s.  co m*/
 */
public static void untarStreamToDirectory(InputStream inputStream, String targetDirectory) throws IOException {
    assert inputStream != null;
    assert targetDirectory != null;

    LOG.info("Untaring archive to directory: " + targetDirectory);

    TarArchiveInputStream in = new TarArchiveInputStream(new GzipCompressorInputStream(inputStream));
    TarArchiveEntry entry = null;

    int BUFFER_SIZE = 2048;

    while ((entry = (TarArchiveEntry) in.getNextEntry()) != null) {
        LOG.info("Untaring file: " + entry.getName());

        if (entry.isDirectory()) {
            (new File(HdfsUtils.joinPathFragments(targetDirectory, entry.getName()))).mkdirs();
        } else {
            int count;
            byte data[] = new byte[BUFFER_SIZE];

            FileOutputStream fos = new FileOutputStream(
                    HdfsUtils.joinPathFragments(targetDirectory, entry.getName()));
            BufferedOutputStream dest = new BufferedOutputStream(fos, BUFFER_SIZE);
            while ((count = in.read(data, 0, BUFFER_SIZE)) != -1) {
                dest.write(data, 0, count);
            }
            dest.close();
        }
    }
    in.close();
}

From source file:org.caleydo.data.importer.tcga.FirehoseProvider.java

private TCGAFileInfo extractFileFromTarGzArchive(URL inUrl, String fileToExtract, File outputDirectory,
        boolean hasTumor) {
    log.info(inUrl + " download and extract: " + fileToExtract);
    File targetFile = new File(outputDirectory, fileToExtract);

    // use cached
    if (targetFile.exists() && !settings.isCleanCache()) {
        log.fine(inUrl + " cache hit");
        return new TCGAFileInfo(targetFile, inUrl, fileToExtract);
    }/*ww w  .j  a  va 2s.  co  m*/

    File notFound = new File(outputDirectory, fileToExtract + "-notfound");
    if (notFound.exists() && !settings.isCleanCache()) {
        log.warning(inUrl + " marked as not found");
        return null;
    }

    String alternativeName = fileToExtract;
    if (hasTumor) {
        alternativeName = "/" + tumor.getBaseName() + fileToExtract;
        fileToExtract = "/" + tumor + fileToExtract;
    }

    TarArchiveInputStream tarIn = null;
    OutputStream out = null;
    try {
        InputStream in = new BufferedInputStream(inUrl.openStream());

        // ok we have the file
        tarIn = new TarArchiveInputStream(new GZIPInputStream(in));

        // search the correct entry
        ArchiveEntry act = tarIn.getNextEntry();
        while (act != null && !act.getName().endsWith(fileToExtract)
                && !act.getName().endsWith(alternativeName)) {
            act = tarIn.getNextEntry();
        }
        if (act == null) // no entry found
            throw new FileNotFoundException("no entry named: " + fileToExtract + " found");

        byte[] buf = new byte[4096];
        int n;
        targetFile.getParentFile().mkdirs();
        // use a temporary file to recognize if we have aborted between run
        String tmpFile = targetFile.getAbsolutePath() + ".tmp";
        out = new BufferedOutputStream(new FileOutputStream(tmpFile));
        while ((n = tarIn.read(buf, 0, 4096)) > -1)
            out.write(buf, 0, n);
        out.close();
        Files.move(new File(tmpFile).toPath(), targetFile.toPath(), StandardCopyOption.REPLACE_EXISTING);

        log.info(inUrl + " extracted " + fileToExtract);
        return new TCGAFileInfo(targetFile, inUrl, fileToExtract);
    } catch (FileNotFoundException e) {
        log.log(Level.WARNING, inUrl + " can't extract" + fileToExtract + ": file not found", e);
        // file was not found, create a marker to remember this for quicker checks
        notFound.getParentFile().mkdirs();
        try {
            notFound.createNewFile();
        } catch (IOException e1) {
            log.log(Level.WARNING, inUrl + " can't create not-found marker", e);
        }
        return null;
    } catch (Exception e) {
        log.log(Level.SEVERE, inUrl + " can't extract" + fileToExtract + ": " + e.getMessage(), e);
        return null;
    } finally {
        Closeables.closeQuietly(tarIn);
        Closeables.closeQuietly(out);
    }
}

From source file:org.canova.api.util.ArchiveUtils.java

/**
 * Extracts files to the specified destination
 * @param file the file to extract to//from  ww  w  . ja  v  a2  s.co m
 * @param dest the destination directory
 * @throws java.io.IOException
 */
public static void unzipFileTo(String file, String dest) throws IOException {
    File target = new File(file);
    if (!target.exists())
        throw new IllegalArgumentException("Archive doesnt exist");
    FileInputStream fin = new FileInputStream(target);
    int BUFFER = 2048;
    byte data[] = new byte[BUFFER];

    if (file.endsWith(".zip")) {
        //getFromOrigin the zip file content
        ZipInputStream zis = new ZipInputStream(fin);
        //getFromOrigin the zipped file list entry
        ZipEntry ze = zis.getNextEntry();

        while (ze != null) {
            String fileName = ze.getName();

            File newFile = new File(dest + File.separator + fileName);

            if (ze.isDirectory()) {
                newFile.mkdirs();
                zis.closeEntry();
                ze = zis.getNextEntry();
                continue;
            }

            log.info("file unzip : " + newFile.getAbsoluteFile());

            //create all non exists folders
            //else you will hit FileNotFoundException for compressed folder

            FileOutputStream fos = new FileOutputStream(newFile);

            int len;
            while ((len = zis.read(data)) > 0) {
                fos.write(data, 0, len);
            }

            fos.flush();
            fos.close();
            zis.closeEntry();
            ze = zis.getNextEntry();
        }

        zis.close();

    }

    else if (file.endsWith(".tar")) {

        BufferedInputStream in = new BufferedInputStream(fin);
        TarArchiveInputStream tarIn = new TarArchiveInputStream(in);

        TarArchiveEntry entry = null;

        /** Read the tar entries using the getNextEntry method **/

        while ((entry = (TarArchiveEntry) tarIn.getNextEntry()) != null) {

            log.info("Extracting: " + entry.getName());

            /** If the entry is a directory, createComplex the directory. **/

            if (entry.isDirectory()) {

                File f = new File(dest + File.separator + entry.getName());
                f.mkdirs();
            }
            /**
             * If the entry is a file,write the decompressed file to the disk
             * and close destination stream.
             **/
            else {
                int count;

                FileOutputStream fos = new FileOutputStream(dest + File.separator + entry.getName());
                BufferedOutputStream destStream = new BufferedOutputStream(fos, BUFFER);
                while ((count = tarIn.read(data, 0, BUFFER)) != -1) {
                    destStream.write(data, 0, count);
                }

                destStream.flush();
                ;

                IOUtils.closeQuietly(destStream);
            }
        }

        /** Close the input stream **/

        tarIn.close();
    }

    else if (file.endsWith(".tar.gz") || file.endsWith(".tgz")) {

        BufferedInputStream in = new BufferedInputStream(fin);
        GzipCompressorInputStream gzIn = new GzipCompressorInputStream(in);
        TarArchiveInputStream tarIn = new TarArchiveInputStream(gzIn);

        TarArchiveEntry entry = null;

        /** Read the tar entries using the getNextEntry method **/

        while ((entry = (TarArchiveEntry) tarIn.getNextEntry()) != null) {

            log.info("Extracting: " + entry.getName());

            /** If the entry is a directory, createComplex the directory. **/

            if (entry.isDirectory()) {

                File f = new File(dest + File.separator + entry.getName());
                f.mkdirs();
            }
            /**
             * If the entry is a file,write the decompressed file to the disk
             * and close destination stream.
             **/
            else {
                int count;

                FileOutputStream fos = new FileOutputStream(dest + File.separator + entry.getName());
                BufferedOutputStream destStream = new BufferedOutputStream(fos, BUFFER);
                while ((count = tarIn.read(data, 0, BUFFER)) != -1) {
                    destStream.write(data, 0, count);
                }

                destStream.flush();

                IOUtils.closeQuietly(destStream);
            }
        }

        /** Close the input stream **/

        tarIn.close();
    }

    else if (file.endsWith(".gz")) {
        GZIPInputStream is2 = new GZIPInputStream(fin);
        File extracted = new File(target.getParent(), target.getName().replace(".gz", ""));
        if (extracted.exists())
            extracted.delete();
        extracted.createNewFile();
        OutputStream fos = FileUtils.openOutputStream(extracted);
        IOUtils.copyLarge(is2, fos);
        is2.close();
        fos.flush();
        fos.close();
    }

}

From source file:org.cloudifysource.esc.util.TarGzUtils.java

/**
 * Extract a tar.gz file./*from w w  w  . j a  v  a  2 s. c o m*/
 * 
 * @param source
 *            The file to extract from.
 * @param destination
 *            The destination folder.
 * @throws IOException
 *             An error occured during the extraction.
 */
public static void extract(final File source, final String destination) throws IOException {

    LOGGER.fine(String.format("Extracting %s to %s", source.getName(), destination));

    if (!FilenameUtils.getExtension(source.getName().toLowerCase()).equals("gz")) {
        throw new IllegalArgumentException("Expecting tar.gz file: " + source.getAbsolutePath());
    }
    if (!new File(destination).isDirectory()) {
        throw new IllegalArgumentException("Destination should be a folder: " + destination);
    }

    /** create a TarArchiveInputStream object. **/
    FileInputStream fin = new FileInputStream(source);
    BufferedInputStream in = new BufferedInputStream(fin);
    GzipCompressorInputStream gzIn = new GzipCompressorInputStream(in);
    TarArchiveInputStream tarIn = new TarArchiveInputStream(gzIn);

    TarArchiveEntry entry = null;

    /** Read the tar entries using the getNextEntry method **/
    while ((entry = (TarArchiveEntry) tarIn.getNextEntry()) != null) {

        LOGGER.finer("Extracting: " + entry.getName());

        /** If the entry is a directory, create the directory. **/
        if (entry.isDirectory()) {

            File f = new File(destination, entry.getName());
            f.mkdirs();
        } else {
            int count;
            byte[] data = new byte[BUFFER];
            FileOutputStream fos = new FileOutputStream(new File(destination, entry.getName()));
            BufferedOutputStream dest = new BufferedOutputStream(fos, BUFFER);
            while ((count = tarIn.read(data, 0, BUFFER)) != -1) {
                dest.write(data, 0, count);
            }
            dest.close();
        }
    }

    /** Close the input stream **/
    tarIn.close();
}

From source file:org.dataconservancy.packaging.tool.impl.generator.BagItPackageAssemblerTest.java

/**
 * Test that the bag-info.txt file contains the parameter information passed in, including
 * parameters passed in after the initialization.
 *
 * Note that the package being generated in this case is empty, so the bag size and payload
 * oxum values will be 0./* w  w  w . j a v a  2  s. c o  m*/
 * @throws CompressorException
 * @throws ArchiveException
 * @throws IOException
 */
@Test
public void testBagItInfoFile() throws CompressorException, ArchiveException, IOException {
    final String paramName = "TEST_PARAMETER";
    final String paramValue = "test parameter";
    underTest.addParameter(paramName, paramValue);

    Package pkg = underTest.assemblePackage();

    CompressorInputStream cis = new CompressorStreamFactory()
            .createCompressorInputStream(CompressorStreamFactory.GZIP, pkg.serialize());
    TarArchiveInputStream ais = (TarArchiveInputStream) (new ArchiveStreamFactory()
            .createArchiveInputStream(ArchiveStreamFactory.TAR, cis));

    String bagInfo = "";
    TarArchiveEntry entry = ais.getNextTarEntry();
    while (entry != null) {
        if (entry.getName().contains("bag-info.txt")) {
            byte[] content = new byte[(int) entry.getSize()];
            ais.read(content, 0, (int) entry.getSize());
            bagInfo = new String(content);
            break;
        }
        entry = ais.getNextTarEntry();
    }

    // Test that expected initial parameters are present
    String expected = GeneralParameterNames.PACKAGE_NAME + ": " + packageName;
    assertTrue("Expected to find: " + expected, bagInfo.contains(expected));

    // These two values should be 0 since there is nothing in the test package this time.
    expected = BagItParameterNames.BAG_SIZE + ": 0";
    assertTrue("Expected to find: " + expected, bagInfo.contains(expected));
    expected = BagItParameterNames.PAYLOAD_OXUM + ": 0";
    assertTrue("Expected to find: " + expected, bagInfo.contains(expected));

    // Test the post-init parameter
    expected = paramName + ": " + paramValue;
    assertTrue("Expected to find: " + expected, bagInfo.contains(expected));
}

From source file:org.datavec.api.util.ArchiveUtils.java

/**
 * Extracts files to the specified destination
 * @param file the file to extract to//from  w  w w  .ja v  a 2s. c o  m
 * @param dest the destination directory
 * @throws java.io.IOException
 */
public static void unzipFileTo(String file, String dest) throws IOException {
    File target = new File(file);
    if (!target.exists())
        throw new IllegalArgumentException("Archive doesnt exist");
    FileInputStream fin = new FileInputStream(target);
    int BUFFER = 2048;
    byte data[] = new byte[BUFFER];

    if (file.endsWith(".zip") || file.endsWith(".jar")) {
        //getFromOrigin the zip file content
        ZipInputStream zis = new ZipInputStream(fin);
        //getFromOrigin the zipped file list entry
        ZipEntry ze = zis.getNextEntry();

        while (ze != null) {
            String fileName = ze.getName();

            File newFile = new File(dest + File.separator + fileName);

            if (ze.isDirectory()) {
                newFile.mkdirs();
                zis.closeEntry();
                ze = zis.getNextEntry();
                continue;
            }

            log.info("file unzip : " + newFile.getAbsoluteFile());

            //create all non exists folders
            //else you will hit FileNotFoundException for compressed folder

            FileOutputStream fos = new FileOutputStream(newFile);

            int len;
            while ((len = zis.read(data)) > 0) {
                fos.write(data, 0, len);
            }

            fos.flush();
            fos.close();
            zis.closeEntry();
            ze = zis.getNextEntry();
        }

        zis.close();

    }

    else if (file.endsWith(".tar")) {

        BufferedInputStream in = new BufferedInputStream(fin);
        TarArchiveInputStream tarIn = new TarArchiveInputStream(in);

        TarArchiveEntry entry = null;

        /** Read the tar entries using the getNextEntry method **/

        while ((entry = (TarArchiveEntry) tarIn.getNextEntry()) != null) {

            log.info("Extracting: " + entry.getName());

            /** If the entry is a directory, createComplex the directory. **/

            if (entry.isDirectory()) {

                File f = new File(dest + File.separator + entry.getName());
                f.mkdirs();
            }
            /**
             * If the entry is a file,write the decompressed file to the disk
             * and close destination stream.
             **/
            else {
                int count;

                FileOutputStream fos = new FileOutputStream(dest + File.separator + entry.getName());
                BufferedOutputStream destStream = new BufferedOutputStream(fos, BUFFER);
                while ((count = tarIn.read(data, 0, BUFFER)) != -1) {
                    destStream.write(data, 0, count);
                }

                destStream.flush();
                ;

                IOUtils.closeQuietly(destStream);
            }
        }

        /** Close the input stream **/

        tarIn.close();
    }

    else if (file.endsWith(".tar.gz") || file.endsWith(".tgz")) {

        BufferedInputStream in = new BufferedInputStream(fin);
        GzipCompressorInputStream gzIn = new GzipCompressorInputStream(in);
        TarArchiveInputStream tarIn = new TarArchiveInputStream(gzIn);

        TarArchiveEntry entry = null;

        /** Read the tar entries using the getNextEntry method **/

        while ((entry = (TarArchiveEntry) tarIn.getNextEntry()) != null) {

            log.info("Extracting: " + entry.getName());

            /** If the entry is a directory, createComplex the directory. **/

            if (entry.isDirectory()) {

                File f = new File(dest + File.separator + entry.getName());
                f.mkdirs();
            }
            /**
             * If the entry is a file,write the decompressed file to the disk
             * and close destination stream.
             **/
            else {
                int count;

                FileOutputStream fos = new FileOutputStream(dest + File.separator + entry.getName());
                BufferedOutputStream destStream = new BufferedOutputStream(fos, BUFFER);
                while ((count = tarIn.read(data, 0, BUFFER)) != -1) {
                    destStream.write(data, 0, count);
                }

                destStream.flush();

                IOUtils.closeQuietly(destStream);
            }
        }

        /** Close the input stream **/

        tarIn.close();
    }

    else if (file.endsWith(".gz")) {
        GZIPInputStream is2 = new GZIPInputStream(fin);
        File extracted = new File(target.getParent(), target.getName().replace(".gz", ""));
        if (extracted.exists())
            extracted.delete();
        extracted.createNewFile();
        OutputStream fos = FileUtils.openOutputStream(extracted);
        IOUtils.copyLarge(is2, fos);
        is2.close();
        fos.flush();
        fos.close();
    }

}

From source file:org.deeplearning4j.util.ArchiveUtils.java

/**
 * Extracts files to the specified destination
 * @param file the file to extract to//from  w w  w  .j  av  a  2s  .  c  o  m
 * @param dest the destination directory
 * @throws IOException
 */
public static void unzipFileTo(String file, String dest) throws IOException {
    File target = new File(file);
    if (!target.exists())
        throw new IllegalArgumentException("Archive doesnt exist");
    FileInputStream fin = new FileInputStream(target);
    int BUFFER = 2048;
    byte data[] = new byte[BUFFER];

    if (file.endsWith(".zip")) {
        //getFromOrigin the zip file content
        ZipInputStream zis = new ZipInputStream(fin);
        //getFromOrigin the zipped file list entry
        ZipEntry ze = zis.getNextEntry();

        while (ze != null) {

            String fileName = ze.getName();
            File newFile = new File(dest + File.separator + fileName);

            log.info("file unzip : " + newFile.getAbsoluteFile());

            //createComplex all non exists folders
            //else you will hit FileNotFoundException for compressed folder
            new File(newFile.getParent()).mkdirs();

            FileOutputStream fos = new FileOutputStream(newFile);

            int len;
            while ((len = zis.read(data)) > 0) {
                fos.write(data, 0, len);
            }

            fos.close();
            ze = zis.getNextEntry();
        }

        zis.closeEntry();
        zis.close();

    }

    else if (file.endsWith(".tar.gz") || file.endsWith(".tgz")) {

        BufferedInputStream in = new BufferedInputStream(fin);
        GzipCompressorInputStream gzIn = new GzipCompressorInputStream(in);
        TarArchiveInputStream tarIn = new TarArchiveInputStream(gzIn);

        TarArchiveEntry entry = null;

        /** Read the tar entries using the getNextEntry method **/

        while ((entry = (TarArchiveEntry) tarIn.getNextEntry()) != null) {

            log.info("Extracting: " + entry.getName());

            /** If the entry is a directory, createComplex the directory. **/

            if (entry.isDirectory()) {

                File f = new File(dest + File.separator + entry.getName());
                f.mkdirs();
            }
            /**
             * If the entry is a file,write the decompressed file to the disk
             * and close destination stream.
             **/
            else {
                int count;

                FileOutputStream fos = new FileOutputStream(dest + File.separator + entry.getName());
                BufferedOutputStream destStream = new BufferedOutputStream(fos, BUFFER);
                while ((count = tarIn.read(data, 0, BUFFER)) != -1) {
                    destStream.write(data, 0, count);
                }

                destStream.flush();

                IOUtils.closeQuietly(destStream);
            }
        }

        /** Close the input stream **/

        tarIn.close();
    }

    else if (file.endsWith(".gz")) {
        GZIPInputStream is2 = new GZIPInputStream(fin);
        File extracted = new File(target.getParent(), target.getName().replace(".gz", ""));
        if (extracted.exists())
            extracted.delete();
        extracted.createNewFile();
        OutputStream fos = FileUtils.openOutputStream(extracted);
        IOUtils.copyLarge(is2, fos);
        is2.close();
        fos.flush();
        fos.close();
    }

    target.delete();

}

From source file:org.fuin.esmp.EventStoreDownloadMojo.java

private void unTarGz(final File archive, final File destDir) throws MojoExecutionException {

    try {/*from  w w w  . ja  v a 2 s. c  om*/
        final TarArchiveInputStream tarIn = new TarArchiveInputStream(
                new GzipCompressorInputStream(new BufferedInputStream(new FileInputStream(archive))));
        try {
            TarArchiveEntry entry;
            while ((entry = (TarArchiveEntry) tarIn.getNextEntry()) != null) {
                LOG.info("Extracting: " + entry.getName());
                final File file = new File(destDir, entry.getName());
                if (entry.isDirectory()) {
                    createIfNecessary(file);
                } else {
                    int count;
                    final byte[] data = new byte[MB];
                    final FileOutputStream fos = new FileOutputStream(file);
                    final BufferedOutputStream dest = new BufferedOutputStream(fos, MB);
                    try {
                        while ((count = tarIn.read(data, 0, MB)) != -1) {
                            dest.write(data, 0, count);
                        }
                    } finally {
                        dest.close();
                    }
                    entry.getMode();
                }
                applyFileMode(file, new FileMode(entry.getMode()));
            }
        } finally {
            tarIn.close();
        }
    } catch (final IOException ex) {
        throw new MojoExecutionException("Error uncompressing event store archive: " + archive, ex);
    }
}