Example usage for java.util.zip GZIPInputStream close

Introduction

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

Prototype

public void close() throws IOException

Source Link

Document

Closes this input stream and releases any system resources associated with the stream.

Usage

From source file:backtype.storm.utils.Utils.java

public static byte[] gunzip(byte[] data) {
    try {//ww  w  .ja  v a  2  s  .com
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        ByteArrayInputStream bis = new ByteArrayInputStream(data);
        GZIPInputStream in = new GZIPInputStream(bis);
        byte[] buffer = new byte[1024];
        int len = 0;
        while ((len = in.read(buffer)) >= 0) {
            bos.write(buffer, 0, len);
        }
        in.close();
        bos.close();
        return bos.toByteArray();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:org.apache.myfaces.shared_ext202patch.util.StateUtils.java

public static final byte[] decompress(byte[] bytes) {
    if (bytes == null)
        throw new NullPointerException("byte[] bytes");

    ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buffer = new byte[bytes.length];
    int length;/* w  w  w  .  j  a va2s  . c  om*/

    try {
        GZIPInputStream gis = new GZIPInputStream(bais);
        while ((length = gis.read(buffer)) != -1) {
            baos.write(buffer, 0, length);
        }

        byte[] moreBytes = baos.toByteArray();
        baos.close();
        bais.close();
        gis.close();
        baos = null;
        bais = null;
        gis = null;
        return moreBytes;
    } catch (IOException e) {
        throw new FacesException(e);
    }
}

From source file:org.apache.myfaces.shared.util.StateUtils.java

public static final byte[] decompress(byte[] bytes) {
    if (bytes == null) {
        throw new NullPointerException("byte[] bytes");
    }//from   w  w  w  . j av  a 2 s  .  c  om

    ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buffer = new byte[bytes.length];
    int length;

    try {
        GZIPInputStream gis = new GZIPInputStream(bais);
        while ((length = gis.read(buffer)) != -1) {
            baos.write(buffer, 0, length);
        }

        byte[] moreBytes = baos.toByteArray();
        baos.close();
        bais.close();
        gis.close();
        baos = null;
        bais = null;
        gis = null;
        return moreBytes;
    } catch (IOException e) {
        throw new FacesException(e);
    }
}

From source file:org.apache.oozie.compression.GzipCompressionCodec.java

public byte[] decompressToBytes(DataInputStream dais) throws IOException {
    GZIPInputStream gzipIn = new GZIPInputStream(dais);
    byte[] decompress = IOUtils.toByteArray(gzipIn);
    gzipIn.close();
    return decompress;
}

From source file:org.apache.oozie.compression.GzipCompressionCodec.java

public String decompressToString(DataInputStream dais) throws IOException {
    GZIPInputStream gzipIn = new GZIPInputStream(dais);
    String decompress = IOUtils.toString(gzipIn, CodecFactory.UTF_8_ENCODING);
    gzipIn.close();
    return decompress;
}

From source file:weka.clusterers.InstanceWithCanopyAssignments.java

public static long[] decodeCanopiesFromBase64(String base64) throws Exception {
    byte[] bytes;
    long[] canopies = null;

    if (base64 == null) {
        bytes = new byte[] {};
    } else {//from ww w .j  av a 2 s . c o  m
        bytes = Base64.decodeBase64(base64.getBytes());
    }

    if (bytes.length > 0) {
        ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
        GZIPInputStream gzip = new GZIPInputStream(bais);
        BufferedInputStream bi = new BufferedInputStream(gzip);

        try {
            byte[] result = new byte[] {};

            byte[] extra = new byte[1000000];
            int nrExtra = bi.read(extra);
            while (nrExtra >= 0) {
                // add it to bytes...
                //
                int newSize = result.length + nrExtra;
                byte[] tmp = new byte[newSize];
                for (int i = 0; i < result.length; i++) {
                    tmp[i] = result[i];
                }
                for (int i = 0; i < nrExtra; i++) {
                    tmp[result.length + i] = extra[i];
                }

                // change the result
                result = tmp;
                nrExtra = bi.read(extra);
            }
            bytes = result;
        } finally {
            gzip.close();
        }

        bais = new ByteArrayInputStream(bytes);
        ObjectInputStream ois = new ObjectInputStream(bais);
        try {
            canopies = (long[]) ois.readObject();
        } finally {
            ois.close();
        }
    }

    if (canopies == null || canopies.length == 0) {
        throw new Exception("No canopy assignments decoded!");
    }

    return canopies;
}

From source file:org.forgerock.openam.cts.utils.blob.strategies.CompressionStrategy.java

/**
 * Decompress the Tokens binary object.//from ww w  .j  ava2s . co m
 *
 * @param token Non null Token to modify.
 *
 * @throws TokenStrategyFailedException {@inheritDoc}
 */
@Override
public void reverse(Token token) throws TokenStrategyFailedException {
    bout.reset();
    try {
        GZIPInputStream inputStream = new GZIPInputStream(new ByteArrayInputStream(token.getBlob()));
        IOUtils.copy(inputStream, bout);
        inputStream.close();
    } catch (IOException e) {
        throw new TokenStrategyFailedException(e);
    }
    token.setBlob(bout.toByteArray());
}

From source file:com.orange.clara.cloud.servicedbdumper.filer.compression.GzipCompressing.java

@Async
public Future<Boolean> gunziptIt(OutputStream outputStream, InputStream inputStream) throws IOException {
    logger.debug("Start uncompressing...");
    GZIPInputStream gzis = new GZIPInputStream(inputStream);
    ByteStreams.copy(gzis, outputStream);

    outputStream.flush();/*w ww .java  2  s  .  c  om*/
    outputStream.close();
    gzis.close();
    inputStream.close();
    logger.debug("Finish uncompressing");
    return new AsyncResult<Boolean>(true);
}

From source file:org.unitime.commons.hibernate.blob.XmlBlobType.java

public Object assemble(Serializable cached, Object owner) throws HibernateException {
    try {/*  w w  w  . ja  v a 2s  .  co  m*/
        if (cached == null)
            return null;
        ByteArrayInputStream in = new ByteArrayInputStream((byte[]) cached);
        SAXReader reader = new SAXReader();
        GZIPInputStream gzipInput = new GZIPInputStream(in);
        Document document = reader.read(gzipInput);
        gzipInput.close();
        return document;
    } catch (DocumentException e) {
        throw new HibernateException(e.getMessage(), e);
    } catch (IOException e) {
        throw new HibernateException(e.getMessage(), e);
    }
}

From source file:at.tlphotography.jAbuseReport.Reporter.java

/**
 * Read gz file.//from  www .  j  ava2  s  .c  o  m
 *
 * @param file
 *          the file
 * @return the content hash map
 */
private static HashMap<String, String> readGZFile(File file) {
    GZIPInputStream gzip = null;
    BufferedReader br = null;

    HashMap<String, String> content = new HashMap<String, String>();

    try {
        // open compressed file
        gzip = new GZIPInputStream(new FileInputStream(file));
        br = new BufferedReader(new InputStreamReader(gzip));

        // read it
        String line;
        while ((line = br.readLine()) != null) {
            if (checkLine(line)) {
                String addr = extractIp(line);
                content.put(addr, line);
            }
        }
    } catch (FileNotFoundException e) {
        System.err.println("Could not find '" + file.getAbsolutePath() + "'");
    } catch (IOException e) {
        System.err.println("Could not read '" + file.getAbsolutePath() + "'");
    } finally {
        // close all
        try {
            if (br != null)
                br.close();
            if (gzip != null)
                gzip.close();
        } catch (IOException e) {

            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    return content;
}