Example usage for java.io BufferedOutputStream BufferedOutputStream

Introduction

In this page you can find the example usage for java.io BufferedOutputStream BufferedOutputStream.

Prototype

public BufferedOutputStream(OutputStream out)

Source Link

Document

Creates a new buffered output stream to write data to the specified underlying output stream.

Usage

From source file:de.thischwa.pmcms.tool.compression.Zip.java

/**
 * Static method to compress all files based on the ImputStream in 'entries' into 'zip'. 
 * Each entry has a InputStream and its String representation in the zip.
 * //from ww  w. ja  va  2s .  c om
 * @param zip The zip file. It will be deleted if exists. 
 * @param entries Map<File, String>
 * @param monitor Must be initialized correctly by the caller.
 * @throws IOException
 */
public static void compress(final File zip, final Map<InputStream, String> entries,
        final IProgressMonitor monitor) throws IOException {
    if (zip == null || entries == null || CollectionUtils.isEmpty(entries.keySet()))
        throw new IllegalArgumentException("One ore more parameters are empty!");
    if (zip.exists())
        zip.delete();
    else if (!zip.getParentFile().exists())
        zip.getParentFile().mkdirs();

    ZipOutputStream out = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(zip)));
    out.setLevel(Deflater.BEST_COMPRESSION);
    try {
        for (InputStream inputStream : entries.keySet()) {
            // skip beginning slash, because can cause errors in other zip apps
            ZipEntry zipEntry = new ZipEntry(skipBeginningSlash(entries.get(inputStream)));
            out.putNextEntry(zipEntry);
            IOUtils.copy(inputStream, out);
            out.closeEntry();
            inputStream.close();
            if (monitor != null)
                monitor.worked(1);
        }
    } finally { // cleanup
        IOUtils.closeQuietly(out);
    }
}

From source file:com.rapleaf.hank.storage.curly.CurlyMerger.java

@Override
public long[] merge(final CurlyFilePath base, final List<String> deltaRemoteFiles,
        final PartitionRemoteFileOps partitionRemoteFileOps) throws IOException {
    long[] offsetAdjustments = new long[deltaRemoteFiles.size() + 1];
    offsetAdjustments[0] = 0;/*from   www .j a  v a2 s . com*/

    // Open the base in append mode
    File baseFile = new File(base.getPath());
    FileOutputStream baseFileOutputStream = new FileOutputStream(baseFile, true);
    OutputStream baseOutputStream = new BufferedOutputStream(baseFileOutputStream);
    try {
        // Loop over deltas and append them to the base in order, keeping track of offset adjustments
        long totalOffset = baseFile.length();
        int i = 1;
        for (String deltaRemoteFile : deltaRemoteFiles) {
            offsetAdjustments[i] = totalOffset;
            InputStream deltaRemoteInputStream = partitionRemoteFileOps.getInputStream(deltaRemoteFile);
            try {
                LOG.info("Merging remote file " + deltaRemoteFile + " into file " + base.getPath());
                long bytesCopied = IOUtils.copyLarge(deltaRemoteInputStream, baseOutputStream);
                totalOffset += bytesCopied;
            } finally {
                deltaRemoteInputStream.close();
            }
            i++;
        }
    } finally {
        // Close base streams
        baseOutputStream.close();
        baseFileOutputStream.close();
    }
    return offsetAdjustments;
}

From source file:com.oprisnik.semdroid.utils.FileUtils.java

public static void writeObjectToFile(Object object, File file) throws IOException {
    if (!file.exists()) {
        file.getParentFile().mkdirs();//  w  w w . java2  s  .c  o m
    }
    ObjectOutputStream out = null;
    try {
        out = new ObjectOutputStream(new BufferedOutputStream(new FileOutputStream(file)));
        out.writeObject(object);
        out.flush();
    } finally {
        IOUtils.closeQuietly(out);
    }
}

From source file:com.ooxx.mqtt.internal.wire.MqttOutputStream.java

public MqttOutputStream(ClientState clientState, OutputStream out) {
    this.clientState = clientState;
    this.out = new CountingOutputStream(new BufferedOutputStream(out));
}

From source file:accumulo.AccumuloStuff.java

private static void setCoreSite(MiniAccumuloClusterImpl cluster) throws Exception {
    File csFile = new File(cluster.getConfig().getConfDir(), "core-site.xml");
    if (csFile.exists())
        throw new RuntimeException(csFile + " already exist");

    Configuration coreSite = new Configuration(false);
    coreSite.set("fs.file.impl", RawLocalFileSystem.class.getName());
    OutputStream out = new BufferedOutputStream(
            new FileOutputStream(new File(cluster.getConfig().getConfDir(), "core-site.xml")));
    coreSite.writeXml(out);//ww w  .  j a  va2s  .  c o m
    out.close();
}

From source file:com.compomics.pladipus.core.control.util.ZipUtils.java

private static void unzipEntry(ZipFile zipfile, ZipEntry entry, File outputDir) throws IOException {

    if (entry.isDirectory()) {
        createDir(new File(outputDir, entry.getName()));
        return;//ww w .  java 2s  . co  m
    }

    File outputFile = new File(outputDir, entry.getName());
    if (!outputFile.getParentFile().exists()) {
        createDir(outputFile.getParentFile());
    }

    LOGGER.debug("Extracting: " + entry);

    try (BufferedInputStream inputStream = new BufferedInputStream(zipfile.getInputStream(entry));
            BufferedOutputStream outputStream = new BufferedOutputStream(new FileOutputStream(outputFile))) {
        IOUtils.copy(inputStream, outputStream);
        outputStream.flush();
    }
}

From source file:com.googlecode.lineblog.websocket.TokenThread.java

public TokenThread(Socket socket) throws IOException {
    if (socket == null)
        throw new RuntimeException("socket is not null!");
    this.socket = socket;
    this.in = new BufferedInputStream(this.socket.getInputStream());
    this.out = new BufferedOutputStream(this.socket.getOutputStream());
    this.accept();//?
}

From source file:edu.jhu.hlt.concrete.serialization.TarGzCompactCommunicationSerializer.java

@Override
public void toTarGz(Collection<Communication> commColl, Path outPath) throws ConcreteException {
    try (OutputStream os = Files.newOutputStream(outPath);
            BufferedOutputStream bos = new BufferedOutputStream(os);
            GzipCompressorOutputStream gzos = new GzipCompressorOutputStream(bos);
            TarArchiveOutputStream tos = new TarArchiveOutputStream(gzos);) {
        for (Communication c : commColl) {
            TarArchiveEntry entry = new TarArchiveEntry(c.getId() + ".concrete");
            byte[] cbytes = this.toBytes(c);
            entry.setSize(cbytes.length);
            tos.putArchiveEntry(entry);/*  w  w  w .j  a v  a2s  .  c  o  m*/
            try (ByteArrayInputStream bis = new ByteArrayInputStream(cbytes)) {
                IOUtils.copy(bis, tos);
                tos.closeArchiveEntry();
            }
        }

    } catch (IOException e) {
        throw new ConcreteException(e);
    }
}

From source file:com.music.service.LocalFileStorageService.java

@Override
public void storeFile(String path, InputStream inputStream, long size) throws IOException {
    OutputStream os = new BufferedOutputStream(new FileOutputStream(path));
    IOUtils.copy(inputStream, os);/*w w  w.j  av  a2  s  . com*/
    os.close();
}

From source file:org.paxml.bean.UnzipTag.java

public static void unzip(File file, File dir) {
    dir.mkdirs();//  w ww.j ava  2  s  .c o  m
    ZipFile zipFile = null;

    try {
        zipFile = new ZipFile(file);

        Enumeration entries = zipFile.entries();

        while (entries.hasMoreElements()) {
            ZipEntry entry = (ZipEntry) entries.nextElement();

            if (entry.isDirectory()) {

                new File(dir, entry.getName()).mkdirs();
                continue;
            }

            InputStream in = null;
            OutputStream out = null;
            try {
                zipFile.getInputStream(entry);
                out = new BufferedOutputStream(new FileOutputStream(entry.getName()));
                IOUtils.copy(in, out);
            } finally {
                IOUtils.closeQuietly(in);
                IOUtils.closeQuietly(out);
            }
        }

    } catch (IOException ioe) {

        throw new PaxmlRuntimeException(
                "Cannot unzip file: " + file.getAbsolutePath() + " under dir: " + dir.getAbsolutePath(), ioe);

    } finally {

        if (zipFile != null) {
            try {
                zipFile.close();
            } catch (IOException e) {
                // do nothing
            }
        }
    }
}