Examples with Pack200CompressorInputStream org.apache.commons.compress.compressors.pack200.Pack200CompressorInputStream used on opensource projects

Example 1 with Pack200CompressorInputStream

use of org.apache.commons.compress.compressors.pack200.Pack200CompressorInputStream in project uPortal by Jasig.

the class JaxbPortalDataHandlerService method importDataArchive.

protected void importDataArchive(Resource archive, InputStream resourceStream, BatchImportOptions options) {
    BufferedInputStream bufferedResourceStream = null;
    try {
        //Make sure the stream is buffered
        if (resourceStream instanceof BufferedInputStream) {
            bufferedResourceStream = (BufferedInputStream) resourceStream;
        } else {
            bufferedResourceStream = new BufferedInputStream(resourceStream);
        }
        //Buffer up to 100MB, bad things will happen if we bust this buffer.
        //TODO see if there is a buffered stream that will write to a file once the buffer fills up
        bufferedResourceStream.mark(100 * 1024 * 1024);
        final MediaType type = getMediaType(bufferedResourceStream, archive.getFilename());
        if (MT_JAVA_ARCHIVE.equals(type)) {
            final ArchiveInputStream archiveStream = new JarArchiveInputStream(bufferedResourceStream);
            importDataArchive(archive, archiveStream, options);
        } else if (MediaType.APPLICATION_ZIP.equals(type)) {
            final ArchiveInputStream archiveStream = new ZipArchiveInputStream(bufferedResourceStream);
            importDataArchive(archive, archiveStream, options);
        } else if (MT_CPIO.equals(type)) {
            final ArchiveInputStream archiveStream = new CpioArchiveInputStream(bufferedResourceStream);
            importDataArchive(archive, archiveStream, options);
        } else if (MT_AR.equals(type)) {
            final ArchiveInputStream archiveStream = new ArArchiveInputStream(bufferedResourceStream);
            importDataArchive(archive, archiveStream, options);
        } else if (MT_TAR.equals(type)) {
            final ArchiveInputStream archiveStream = new TarArchiveInputStream(bufferedResourceStream);
            importDataArchive(archive, archiveStream, options);
        } else if (MT_BZIP2.equals(type)) {
            final CompressorInputStream compressedStream = new BZip2CompressorInputStream(bufferedResourceStream);
            importDataArchive(archive, compressedStream, options);
        } else if (MT_GZIP.equals(type)) {
            final CompressorInputStream compressedStream = new GzipCompressorInputStream(bufferedResourceStream);
            importDataArchive(archive, compressedStream, options);
        } else if (MT_PACK200.equals(type)) {
            final CompressorInputStream compressedStream = new Pack200CompressorInputStream(bufferedResourceStream);
            importDataArchive(archive, compressedStream, options);
        } else if (MT_XZ.equals(type)) {
            final CompressorInputStream compressedStream = new XZCompressorInputStream(bufferedResourceStream);
            importDataArchive(archive, compressedStream, options);
        } else {
            throw new RuntimeException("Unrecognized archive media type: " + type);
        }
    } catch (IOException e) {
        throw new RuntimeException("Could not load InputStream for resource: " + archive, e);
    } finally {
        IOUtils.closeQuietly(bufferedResourceStream);
    }
}