Example usage for org.apache.commons.compress.archivers.cpio CpioArchiveEntry CpioArchiveEntry

Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers.cpio CpioArchiveEntry CpioArchiveEntry.

Prototype

public CpioArchiveEntry(File inputFile, String entryName) 

Source Link

Document

Creates a CPIOArchiveEntry with a specified name for a specified file.

Usage

From source file:com.espringtran.compressor4j.processor.CpioProcessor.java

/**
 * Compress data//from  www.  j ava 2  s .  c  o  m
 * 
 * @param fileCompressor
 *            FileCompressor object
 * @return
 * @throws Exception
 */
@Override
public byte[] compressData(FileCompressor fileCompressor) throws Exception {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CpioArchiveOutputStream aos = new CpioArchiveOutputStream(baos);
    try {
        for (BinaryFile binaryFile : fileCompressor.getMapBinaryFile().values()) {
            CpioArchiveEntry entry = new CpioArchiveEntry(binaryFile.getDesPath(), binaryFile.getActualSize());
            aos.putArchiveEntry(entry);
            aos.write(binaryFile.getData());
            aos.closeArchiveEntry();
        }
        aos.flush();
        aos.finish();
    } catch (Exception e) {
        FileCompressor.LOGGER.error("Error on compress data", e);
    } finally {
        aos.close();
        baos.close();
    }
    return baos.toByteArray();
}

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

private void addFilesToArchive(ArchiveOutputStream taos, File file) throws IOException {
    // Create an entry for the file
    //taos.putArchiveEntry(new TarArchiveEntry(file, file.getParentFile().toURI().relativize(file.toURI()).toString()));
    switch (archivingFormat) {
    case ArchiveStreamFactory.TAR:
        taos.putArchiveEntry(new TarArchiveEntry(file, FilenameUtils.separatorsToUnix(
                Paths.get(packageLocationDir.getPath()).relativize(Paths.get(file.getPath())).toString())));
        break;/*  w ww . j  a v a  2s .  c om*/
    case ArchiveStreamFactory.ZIP:
        taos.putArchiveEntry(new ZipArchiveEntry(file, FilenameUtils.separatorsToUnix(
                Paths.get(packageLocationDir.getPath()).relativize(Paths.get(file.getPath())).toString())));
        break;
    case ArchiveStreamFactory.JAR:
        taos.putArchiveEntry(new JarArchiveEntry(new ZipArchiveEntry(file, FilenameUtils.separatorsToUnix(
                Paths.get(packageLocationDir.getPath()).relativize(Paths.get(file.getPath())).toString()))));
        break;
    case ArchiveStreamFactory.AR:
        taos.putArchiveEntry(new ArArchiveEntry(file, FilenameUtils.separatorsToUnix(
                Paths.get(packageLocationDir.getPath()).relativize(Paths.get(file.getPath())).toString())));
        break;
    case ArchiveStreamFactory.CPIO:
        taos.putArchiveEntry(new CpioArchiveEntry(file, FilenameUtils.separatorsToUnix(
                Paths.get(packageLocationDir.getPath()).relativize(Paths.get(file.getPath())).toString())));
        break;
    }
    if (file.isFile()) {
        // Add the file to the archive
        BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file));
        IOUtils.copy(bis, taos);
        taos.closeArchiveEntry();
        bis.close();
    } else if (file.isDirectory()) {
        // close the archive entry
        taos.closeArchiveEntry();
        // go through all the files in the directory and using recursion, add them to the archive
        for (File childFile : file.listFiles()) {
            addFilesToArchive(taos, childFile);
        }
    }
}

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