Example usage for java.util.zip GZIPOutputStream close

Introduction

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

Prototype

public void close() throws IOException

Source Link

Document

Writes remaining compressed data to the output stream and closes the underlying stream.

Usage

From source file:com.pinterest.terrapin.zookeeper.ViewInfo.java

public byte[] toCompressedJson() throws Exception {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    GZIPOutputStream zipOs = new GZIPOutputStream(out);
    zipOs.write(this.toJson());
    zipOs.close();
    byte[] data = out.toByteArray();
    return data;//from www. j  a  v a 2 s  .  co m
}

From source file:com.epam.wilma.test.server.compress.gzip.GzipCompressor.java

/**
 * Compresses an {@link InputStream} object into gzip.
 * @param source the input stream that will be compressed.
 * @return a {@link ByteArrayOutputStream} containing gzipped byte array.
 *///from  w w w.  java 2 s .co m
public ByteArrayOutputStream compress(final InputStream source) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        GZIPOutputStream gout = new GZIPOutputStream(baos);
        //... Code to read from your original uncompressed data and write to gout.
        IOUtils.copy(source, gout);
        gout.finish();
        gout.close();
    } catch (IOException e) {
        throw new SystemException("error", e);
    }
    return baos;
}

From source file:org.hupo.psi.mi.psicquic.ws.utils.CompressedStreamingOutput.java

@Override
public void write(OutputStream output) throws IOException, WebApplicationException {
    final ByteArrayOutputStream baos = new ByteArrayOutputStream();

    try {/*from   w  w  w  .  j  ava  2  s.  c  o m*/
        final GZIPOutputStream gzipOs = new GZIPOutputStream(baos);

        try {
            IOUtils.copy(is, gzipOs);

            output.write(baos.toByteArray());
        } finally {
            gzipOs.close();
        }
    } finally {
        baos.close();
        // close inputStream
        is.close();
    }
}

From source file:com.nextdoor.bender.ipc.es.ElasticSearchTransporterTest.java

@Test(expected = TransportException.class)
public void testGzipErrorsResponse() throws TransportException, IOException {
    byte[] respPayload = getResponse().getBytes(StandardCharsets.UTF_8);

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    GZIPOutputStream os = new GZIPOutputStream(baos);
    os.write(respPayload);//ww w  .  j  av a2  s.c o  m
    os.close();
    byte[] compressedResponse = baos.toByteArray();

    HttpClient client = getMockClientWithResponse(compressedResponse, ContentType.DEFAULT_BINARY,
            HttpStatus.SC_OK);
    ElasticSearchTransport transport = new ElasticSearchTransport(client, true);

    try {
        transport.sendBatch("foo".getBytes());
    } catch (Exception e) {
        assertEquals("es call failed because expected failure", e.getCause().getMessage());
        throw e;
    }
}

From source file:org.outerrim.snippad.data.serialize.XmlSerializer.java

/**
 * @see org.outerrim.snippad.data.serialize.WikiSerializer#save(
 *      org.outerrim.snippad.data.WikiWord,OutputStream)
 *///from  w w w.j av a2s  .  co  m
public void save(final WikiWord wiki, final OutputStream output) throws SerializeException {
    Element root = saveWikiWords(wiki);

    // Somewhat hackish, but the root element is not a <wiki> element,
    // so change it and add the XML version attribute
    root.setName("snippad");
    root.setAttribute("version", VERSION);

    DocType doctype = new DocType(ROOT, SYSTEMID);
    Document doc = new Document(root, doctype);
    XMLOutputter outputter = new XMLOutputter("  ", true);

    try {
        // Use a ZipOutputStream for writing the file
        GZIPOutputStream zipOutput = new GZIPOutputStream(new BufferedOutputStream(output));
        outputter.output(doc, zipOutput);
        zipOutput.close();
    } catch (IOException e) {
        throw new SerializeException(e.getMessage(), e);
    }
}

From source file:com.moss.simpledeb.core.DebWriter.java

private byte[] buildGzipTar(List<ArchivePath> paths) throws Exception {

    byte[] tarData;
    {// w ww .j a  va 2 s  . com
        ByteArrayOutputStream tarOut = new ByteArrayOutputStream();
        TarArchiveOutputStream tar = new TarArchiveOutputStream(tarOut);

        Set<String> writtenPaths = new HashSet<String>();
        for (ArchivePath path : paths) {
            String name = path.entry().getName();

            if (writtenPaths.contains(name)) {
                throw new RuntimeException("Duplicate archive entry: " + name);
            }

            writtenPaths.add(name);

            tar.putArchiveEntry(path.entry());

            if (!path.entry().isDirectory()) {
                InputStream in = path.read();
                byte[] buffer = new byte[1024 * 10];
                for (int numRead = in.read(buffer); numRead != -1; numRead = in.read(buffer)) {
                    tar.write(buffer, 0, numRead);
                }
                in.close();
            }

            tar.closeArchiveEntry();
        }

        tar.close();
        tarData = tarOut.toByteArray();
    }

    byte[] gzipData;
    {
        ByteArrayOutputStream gzipOut = new ByteArrayOutputStream();
        GZIPOutputStream gzip = new GZIPOutputStream(gzipOut);
        gzip.write(tarData);
        gzip.close();

        gzipData = gzipOut.toByteArray();
    }

    return gzipData;
}

From source file:ca.farrelltonsolar.classic.PVOutputService.java

private byte[] serializeBundle(final Bundle bundle) {
    byte[] rval = null;
    final Parcel parcel = Parcel.obtain();
    try {/*from   w ww . j  a  v a 2 s  . c om*/
        parcel.writeBundle(bundle);
        final ByteArrayOutputStream bos = new ByteArrayOutputStream();
        final GZIPOutputStream zos = new GZIPOutputStream(new BufferedOutputStream(bos));
        zos.write(parcel.marshall());
        zos.close();
        rval = bos.toByteArray();
    } catch (IOException ex) {
        Log.w(getClass().getName(), String.format("serializeBundle failed ex: %s", ex));

    } finally {
        parcel.recycle();
    }
    return rval;
}

From source file:com.nextdoor.bender.ipc.http.HttpTransportTest.java

@Test(expected = TransportException.class)
public void testGzipErrorsResponse() throws TransportException, IOException {
    byte[] respPayload = "gzip resp".getBytes(StandardCharsets.UTF_8);

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    GZIPOutputStream os = new GZIPOutputStream(baos);
    os.write(respPayload);/*ww  w .j a v  a2  s. c  o  m*/
    os.close();
    byte[] compressedResponse = baos.toByteArray();

    HttpClient client = getMockClientWithResponse(compressedResponse, ContentType.DEFAULT_BINARY,
            HttpStatus.SC_INTERNAL_SERVER_ERROR, true);
    HttpTransport transport = new HttpTransport(client, "", true, 1, 1);

    try {
        transport.sendBatch("foo".getBytes());
    } catch (Exception e) {
        assertEquals("http transport call failed because \"expected failure\" payload response \"gzip resp\"",
                e.getCause().getMessage());
        throw e;
    }
}

From source file:de.iai.ilcd.model.common.XmlFile.java

/**
 * Compress the content of XML file prior to persist/merge events in order to save database space and be compatible
 * with MySQL server default configurations
 * as long as possible (1MB max package size)
 * //from  w  w w.ja va 2s. c om
 * @throws Exception
 *             if anything goes wrong, just in-memory IO operations, should not happen
 * @see #decompressContent()
 */
@PrePersist
protected void compressContent() throws Exception {
    if (this.content == null) {
        this.compressedContent = null;
    } else {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        GZIPOutputStream gzipOut = new GZIPOutputStream(out);
        gzipOut.write(this.content.getBytes("UTF-8"));
        gzipOut.flush();
        gzipOut.close();
        this.compressedContent = out.toByteArray();
    }
}

From source file:gdt.data.entity.ArchiveHandler.java

private static void compressGzipFile(String tarFile$, String gzipFile$) {
    try {// w w  w.j ava2  s.  c o  m
        FileInputStream fis = new FileInputStream(tarFile$);
        FileOutputStream fos = new FileOutputStream(gzipFile$);
        GZIPOutputStream gzipOS = new GZIPOutputStream(fos);
        byte[] buffer = new byte[1024];
        int len;
        while ((len = fis.read(buffer)) != -1) {
            gzipOS.write(buffer, 0, len);
        }
        gzipOS.close();
        fos.close();
        fis.close();
    } catch (Exception e) {
        Logger.getLogger(ArchiveHandler.class.getName()).severe(e.toString());
    }

}