Examples with GzipCompressorInputStream org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream used on opensource projects

Example 51 with GzipCompressorInputStream

use of org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream in project presto by prestodb.

the class TargzBasedPackageSupplier method getRootDirectory.

private static String getRootDirectory(File packageFile) {
    try (TarArchiveInputStream archiveInputStream = new TarArchiveInputStream(new GzipCompressorInputStream(new FileInputStream(packageFile)))) {
        ArchiveEntry entry = archiveInputStream.getNextEntry();
        if (entry == null) {
            throw new IllegalArgumentException(format("Archive is empty: %s", packageFile));
        }
        Path path = Paths.get(entry.getName());
        return path.getName(0).toString();
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}

Example 52 with GzipCompressorInputStream

use of org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream in project presto by prestodb.

the class TargzBasedPackageSupplier method extractPackage.

private static void extractPackage(File packageFile, File outputDirectory) {
    try (TarArchiveInputStream archiveInputStream = new TarArchiveInputStream(new GzipCompressorInputStream(new FileInputStream(packageFile)))) {
        while (true) {
            ArchiveEntry entry = archiveInputStream.getNextEntry();
            if (entry == null) {
                break;
            }
            File output = new File(outputDirectory, entry.getName());
            if (entry.isDirectory()) {
                if (output.exists()) {
                    verify(output.isDirectory(), "package directory is not a directory: %s", output);
                    continue;
                }
                createDirectories(output.toPath());
            } else {
                File directory = output.getParentFile();
                if (!directory.exists()) {
                    createDirectories(directory.toPath());
                }
                try (OutputStream outputStream = new FileOutputStream(output)) {
                    ByteStreams.copy(archiveInputStream, outputStream);
                }
            }
        }
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}

Example 53 with GzipCompressorInputStream

use of org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream in project flink by apache.

the class CompressionUtils method extractTarFileUsingJava.

// Follow the pattern suggested in
// https://commons.apache.org/proper/commons-compress/examples.html
private static void extractTarFileUsingJava(String inFilePath, String targetDirPath, boolean gzipped) throws IOException {
    try (InputStream fi = Files.newInputStream(Paths.get(inFilePath));
        InputStream bi = new BufferedInputStream(fi);
        final TarArchiveInputStream tai = new TarArchiveInputStream(gzipped ? new GzipCompressorInputStream(bi) : bi)) {
        final File targetDir = new File(targetDirPath);
        TarArchiveEntry entry;
        while ((entry = tai.getNextTarEntry()) != null) {
            unpackEntry(tai, entry, targetDir);
        }
    }
}

Example 54 with GzipCompressorInputStream

use of org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream in project alluxio by Alluxio.

the class TarUtils method decompress.

/**
 * Decompresses a tarball to one destination.
 *
 * @param in the input file path
 * @param out destination to decompress files to
 */
public static void decompress(String in, File out) throws IOException {
    try (TarArchiveInputStream fin = new TarArchiveInputStream(new GzipCompressorInputStream(new FileInputStream(in)))) {
        TarArchiveEntry entry;
        while ((entry = fin.getNextTarEntry()) != null) {
            if (entry.isDirectory()) {
                continue;
            }
            File curfile = new File(out, entry.getName());
            File parent = curfile.getParentFile();
            if (!parent.exists()) {
                parent.mkdirs();
            }
            IOUtils.copy(fin, new FileOutputStream(curfile));
        }
    }
}

Example 55 with GzipCompressorInputStream

use of org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream in project MSEC by Tencent.

the class GzipUtil method unzip.

public static void unzip(String srcFile) throws Exception {
    GzipCompressorInputStream in = new GzipCompressorInputStream(new FileInputStream(srcFile));
    int index = srcFile.indexOf(".gz");
    String destFile = "";
    if (index == srcFile.length() - 3) {
        destFile = srcFile.substring(0, index);
    } else {
        destFile = srcFile + ".decompress";
    }
    FileOutputStream out = new FileOutputStream(destFile);
    byte[] buf = new byte[10240];
    while (true) {
        int len = in.read(buf);
        if (len <= 0) {
            break;
        }
        out.write(buf, 0, len);
    }
    out.flush();
    out.close();
    in.close();
}