Example usage for java.util.zip DeflaterOutputStream DeflaterOutputStream

Introduction

In this page you can find the example usage for java.util.zip DeflaterOutputStream DeflaterOutputStream.

Prototype

public DeflaterOutputStream(OutputStream out) 

Source Link

Document

Creates a new output stream with a default compressor and buffer size.

Usage

From source file:org.diorite.nbt.NbtOutputStream.java

/**
 * Create new deflated nbt output stream for given stream.
 *
 * @param outputStream stream to be used.
 *
 * @return created NbtOutputStream.// w w  w  .j av a2 s . c  om
 */
public static NbtOutputStream getDeflated(final OutputStream outputStream) {
    return new NbtOutputStream(new DeflaterOutputStream(outputStream));
}

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From source file:com.moviejukebox.plugin.OpenSubtitlesPlugin.java

private static boolean subtitleUpload(Movie movie, File[] movieFile, File[] subtitleFile) {
    try {/*from  www.  j  a  v a 2s  .  c om*/
        String ret;
        String xml;

        String idmovieimdb = movie.getId(ImdbPlugin.IMDB_PLUGIN_ID);
        if (StringUtils.isNotBlank(idmovieimdb) && idmovieimdb.length() >= 6) {
            idmovieimdb = String.valueOf(NumberUtils.toInt(idmovieimdb.substring(2)));
        }
        String[] subfilename = new String[movieFile.length];
        String[] subhash = new String[movieFile.length];
        String[] subcontent = new String[movieFile.length];

        String[] moviehash = new String[movieFile.length];
        String[] moviebytesize = new String[movieFile.length];
        String[] movietimems = new String[movieFile.length];
        String[] movieframes = new String[movieFile.length];
        String[] moviefps = new String[movieFile.length];
        String[] moviefilename = new String[movieFile.length];

        for (int i = 0; i < movieFile.length; i++) {

            subfilename[i] = subtitleFile[i].getName();
            subhash[i] = "";
            subcontent[i] = "";

            moviehash[i] = getHash(movieFile[i]);
            moviebytesize[i] = String.valueOf(movieFile[i].length());
            movietimems[i] = "";
            movieframes[i] = "";
            moviefps[i] = String.valueOf(movie.getFps());
            moviefilename[i] = movieFile[i].getName();

            byte[] s;
            try (FileInputStream fisSubtitleFile = new FileInputStream(subtitleFile[i])) {
                s = new byte[fisSubtitleFile.available()];
                fisSubtitleFile.read(s);
            }

            MessageDigest md = MessageDigest.getInstance("MD5");
            md.update(s);
            subhash[i] = hashstring(md.digest());

            try (ByteArrayOutputStream baos = new ByteArrayOutputStream();
                    DeflaterOutputStream deflaterOS = new DeflaterOutputStream(baos)) {
                deflaterOS.write(s);
                deflaterOS.finish();
                subcontent[i] = tuBase64(baos.toByteArray());
            }
        }

        // Check if upload of this subtitle is required
        xml = generateXMLRPCTUS(subhash, subfilename, moviehash, moviebytesize, movietimems, movieframes,
                moviefps, moviefilename);

        ret = sendRPC(xml);

        String alreadyindb = getIntValue("alreadyindb", ret);

        if (!"0".equals(alreadyindb)) {
            LOG.debug("Subtitle already in db for {}", movie.getBaseName());
            return Boolean.TRUE;
        }

        LOG.debug("Upload Subtitle for {}", movie.getBaseName());

        // Upload the subtitle
        xml = generateXMLRPCUS(idmovieimdb, subhash, subcontent, subfilename, moviehash, moviebytesize,
                movietimems, movieframes, moviefps, moviefilename);

        sendRPC(xml);

        return Boolean.TRUE;

    } catch (NumberFormatException | IOException | NoSuchAlgorithmException ex) {
        LOG.error("Upload Failed: {}", ex.getMessage());
        return Boolean.FALSE;
    }
}

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From source file:org.diorite.nbt.NbtOutputStream.java

/**
 * Create new deflated nbt output stream for given file.
 *
 * @param file file to be used.//from  w ww.j a va  2 s .  c  o m
 *
 * @return created NbtOutputStream.
 *
 * @throws IOException if any file operation failed.
 */
public static NbtOutputStream getDeflated(final File file) throws IOException {
    createFile(file);
    return new NbtOutputStream(new DeflaterOutputStream(new FileOutputStream(file, false)));
}

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From source file:net.e2.bw.servicereg.ldap.ServiceInstanceLdapService.java

/** Converts coverage to compressed json */
public static byte[] compressCoverage(List<Area> coverage) {
    if (coverage != null && coverage.size() > 0) {
        try {//from  www .j  a v a 2 s  . c om
            ObjectMapper mapper = new ObjectMapper();
            String json = mapper.writeValueAsString(new CoverageWrapper(coverage));

            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            OutputStream out = new DeflaterOutputStream(baos);
            out.write(json.getBytes("UTF-8"));
            out.close();
            return baos.toByteArray();
        } catch (Exception ignored) {
        }
    }
    return null;
}

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From source file:br.gov.lexml.server.LexMLOAIHandler.java

/**
 * Get a response Writer depending on acceptable encodings
 * /*  w  ww.  java 2s  . co  m*/
 * @param request the servlet's request information
 * @param response the servlet's response information
 * @exception IOException an I/O error occurred
 */
public static Writer getWriter(final HttpServletRequest request, final HttpServletResponse response)
        throws IOException {
    Writer out;
    String encodings = request.getHeader("Accept-Encoding");
    if (debug) {
        log.debug("encodings=" + encodings);
    }
    if (encodings != null && encodings.indexOf("gzip") != -1) {
        response.setHeader("Content-Encoding", "gzip");
        out = new OutputStreamWriter(new GZIPOutputStream(response.getOutputStream()), "UTF-8");
    } else if (encodings != null && encodings.indexOf("deflate") != -1) {
        response.setHeader("Content-Encoding", "deflate");
        out = new OutputStreamWriter(new DeflaterOutputStream(response.getOutputStream()), "UTF-8");
    } else {
        out = response.getWriter();
    }
    return out;
}

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From source file:org.diorite.nbt.NbtOutputStream.java

/**
 * Create new deflated nbt output stream for given file.
 *
 * @param file   file to be used.//w w w  .j  a va 2  s.co m
 * @param append if new data should be appended to existing one.
 *
 * @return created NbtOutputStream.
 *
 * @throws IOException if any file operation failed.
 */
public static NbtOutputStream getDeflated(final File file, final boolean append) throws IOException {
    createFile(file);
    return new NbtOutputStream(new DeflaterOutputStream(new FileOutputStream(file, append)));
}

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From source file:org.oclc.oai.server.OAIHandler.java

/**
 * Get a response Writer depending on acceptable encodings
 *
 * @param request  the servlet's request information
 * @param response the servlet's response information
 * @throws IOException an I/O error occurred
 *//*from   ww w  .  j a  v  a  2 s  .co  m*/
public static Writer getWriter(HttpServletRequest request, HttpServletResponse response) throws IOException {
    Writer out;
    String encodings = request.getHeader("Accept-Encoding");
    if (debug) {
        System.out.println("encodings=" + encodings);
    }
    if (encodings != null && encodings.indexOf("gzip") != -1) {
        // System.out.println("using gzip encoding");
        // log.debug("using gzip encoding");
        response.setHeader("Content-Encoding", "gzip");
        out = new OutputStreamWriter(new GZIPOutputStream(response.getOutputStream()), "UTF-8");
        // } else if (encodings != null && encodings.indexOf("compress") != -1) {
        // // System.out.println("using compress encoding");
        // response.setHeader("Content-Encoding", "compress");
        // ZipOutputStream zos = new ZipOutputStream(response.getOutputStream());
        // zos.putNextEntry(new ZipEntry("dummy name"));
        // out = new OutputStreamWriter(zos, "UTF-8");
    } else if (encodings != null && encodings.indexOf("deflate") != -1) {
        // System.out.println("using deflate encoding");
        // log.debug("using deflate encoding");
        response.setHeader("Content-Encoding", "deflate");
        out = new OutputStreamWriter(new DeflaterOutputStream(response.getOutputStream()), "UTF-8");
    } else {
        // log.debug("using no encoding");
        out = response.getWriter();
    }
    return out;
}

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From source file:de.burlov.amazon.s3.dirsync.DirSync.java

/**
 * Prepariert eine Datei zum Hochladen. Sie wird komprimiert und verschluesselt
 * //from  w w  w  .ja va 2s .c o  m
 * @param source
 * @return
 * @throws IOException
 */
private File prepareFileForUpload(File source, String s3key) throws IOException {
    File tmp = File.createTempFile("dirsync", ".tmp");
    tmp.deleteOnExit();
    InputStream in = null;
    OutputStream out = null;
    try {
        in = new FileInputStream(source);
        out = new DeflaterOutputStream(
                new CryptOutputStream(new FileOutputStream(tmp), cipher, getDataEncryptionKey()));
        IOUtils.copy(in, out);
        in.close();
        out.close();
        return tmp;
    } finally {
        IOUtils.closeQuietly(in);
        IOUtils.closeQuietly(out);
    }
}

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From source file:nl.nn.adapterframework.util.JdbcUtil.java

public static OutputStream getBlobOutputStream(IDbmsSupport dbmsSupport, Object blobUpdateHandle,
        final ResultSet rs, int columnIndex, boolean compressBlob)
        throws IOException, JdbcException, SQLException {
    OutputStream result;// w w  w.j av a2  s . c om
    OutputStream out = dbmsSupport.getBlobOutputStream(rs, columnIndex, blobUpdateHandle);
    if (compressBlob) {
        result = new DeflaterOutputStream(out);
    } else {
        result = out;
    }
    return result;
}

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From source file:nl.nn.adapterframework.util.JdbcUtil.java

public static Writer getBlobWriter(IDbmsSupport dbmsSupport, Object blobUpdateHandle, final ResultSet rs,
        int columnIndex, String charset, boolean compressBlob) throws IOException, JdbcException, SQLException {
    Writer result;/*from w ww . jav  a 2s.  com*/
    OutputStream out = dbmsSupport.getBlobOutputStream(rs, columnIndex, blobUpdateHandle);
    if (charset == null) {
        charset = Misc.DEFAULT_INPUT_STREAM_ENCODING;
    }
    if (compressBlob) {
        result = new BufferedWriter(new OutputStreamWriter(new DeflaterOutputStream(out), charset));
    } else {
        result = new BufferedWriter(new OutputStreamWriter(out, charset));
    }
    return result;
}

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