Example usage for org.apache.commons.compress.archivers.sevenz SevenZOutputFile SevenZOutputFile

Introduction

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

Prototype

public SevenZOutputFile(final SeekableByteChannel channel) throws IOException 

Source Link

Document

Prepares channel to write a 7z archive to.

Usage

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

/**
 * Compress data/*w  w  w . 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();
    SevenZOutputFile sevenZOutput = new SevenZOutputFile(new File(fileCompressor.getCompressedPath()));
    try {
        for (BinaryFile binaryFile : fileCompressor.getMapBinaryFile().values()) {
            SevenZArchiveEntry entry = sevenZOutput.createArchiveEntry(new File(binaryFile.getSrcPath()),
                    binaryFile.getDesPath());
            entry.setSize(binaryFile.getActualSize());
            sevenZOutput.putArchiveEntry(entry);
            sevenZOutput.write(binaryFile.getData());
            sevenZOutput.closeArchiveEntry();
        }
        sevenZOutput.finish();
    } catch (Exception e) {
        FileCompressor.LOGGER.error("Error on compress data", e);
    } finally {
        sevenZOutput.close();
        baos.close();
    }
    return baos.toByteArray();
}

---

From source file:at.treedb.util.Compress.java

/**
 * Creates the archive./*from w  ww .j a va2s.  com*/
 * 
 * @throws IOException
 */
public void compress() throws IOException {
    sevenZOutput = new SevenZOutputFile(new File(archive));
    sevenZOutput.setContentCompression(compressionMehtod);
    for (String f : fileList) {
        compressFile(new File(baseDir + f));
    }
    sevenZOutput.close();
}

---

From source file:inventory.pl.services.BackupService.java

private void archive(File outputFile) {
    try {/*  w w  w .  j a va2 s.  c om*/
        byte[] buffer = new byte[1024];

        File f;
        SevenZOutputFile sevenZOutput = new SevenZOutputFile(outputFile);

        System.out.println("Output to Zip : " + outputFile);

        long startTime = System.currentTimeMillis();
        for (String file : this.entries) {
            f = new File(SOURCE_FOLDER + File.separator + file);
            System.out.println("File Added : " + f.getAbsolutePath());
            SevenZArchiveEntry ze = sevenZOutput.createArchiveEntry(f, file);

            try {
                FileInputStream in = new FileInputStream(SOURCE_FOLDER + File.separator + file);
                sevenZOutput.putArchiveEntry(ze);
                int len;
                while ((len = in.read(buffer)) > 0) {
                    sevenZOutput.write(buffer, 0, len);
                }
                sevenZOutput.closeArchiveEntry();
                in.close();

            } catch (java.util.zip.ZipException zipException) {
                System.err.println("ex=" + zipException.getMessage());
            }

        }

        long endTime = System.currentTimeMillis();

        sevenZOutput.close();
        System.out.println("Done in " + (endTime - startTime));
    } catch (IOException ex) {
        Logger.getLogger(BackupService.class.getName()).log(Level.SEVERE, null, ex);
    }

}

---

From source file:at.treedb.backup.Export.java

private void initBackup(BACKUP_TYPE type, Domain d) throws Exception {
    dao = DAO.getDAO();/*w  ww . j  a  v a2 s .com*/
    archive = new File(path);
    sevenZOutput = new SevenZOutputFile(archive);
    sevenZOutput.setContentCompression(compressionMethod);
    dbInfo = new DBexportInfo(type, d, serialization, compressionMethod);
    date = new Date(System.currentTimeMillis());
    createDirEntry(ROOT_DIR, date);
    createDirEntry(FILES_DIR, date);
}

---

From source file:org.codehaus.plexus.archiver.sevenz.SevenZCompressor.java

/**
 * perform the BZip2 compression operation.
 *///from w  ww  .j a  v a  2  s. c om
public void compress() throws ArchiverException {
    try {
        zOut = new SevenZOutputFile(getDestFile());
        PlexusIoResource source = getSource();
        SevenZArchiveEntry entry = new SevenZArchiveEntry();
        entry.setName(source.getName());
        entry.setDirectory(source.isDirectory());
        zOut.putArchiveEntry(entry);

        InputStream inputStream = source.getContents();
        int read = 0;
        byte[] bytes = new byte[1024];
        while ((read = inputStream.read(bytes)) != -1) {
            zOut.write(bytes, 0, read);
        }
        zOut.closeArchiveEntry();
    } catch (IOException ioe) {
        String msg = "Problem creating 7z " + ioe.getMessage();
        throw new ArchiverException(msg, ioe);
    }
}

---

From source file:org.rauschig.jarchivelib.SevenZArchiver.java

@Override
protected ArchiveOutputStream createArchiveOutputStream(File archive) throws IOException {
    return new SevenZOutputStream(new SevenZOutputFile(archive));
}

---