Example usage for java.util.zip GZIPOutputStream write

Introduction

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

Prototype

public void write(int b) throws IOException

Source Link

Document

Writes a byte to the compressed output stream.

Usage

From source file:com.faceye.feature.util.http.GZIPUtils.java

/**
 * Returns an gzipped copy of the input array.
 *///from w  ww . j  ava  2  s.  com
public static final byte[] zip(byte[] in) {
    try {
        // compress using GZIPOutputStream 
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream(in.length / EXPECTED_COMPRESSION_RATIO);

        GZIPOutputStream outStream = new GZIPOutputStream(byteOut);

        try {
            outStream.write(in);
        } catch (Exception e) {
            LOG.error("Error writing outStream: ", e);
        }

        try {
            outStream.close();
        } catch (IOException e) {
            LOG.error("Error closing outStream: ", e);
        }

        return byteOut.toByteArray();

    } catch (IOException e) {
        LOG.error("Error: ", e);
        return null;
    }
}

From source file:uk.ac.bbsrc.tgac.miso.integration.util.IntegrationUtils.java

public static byte[] compress(byte[] content) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    Base64OutputStream b64os = new Base64OutputStream(baos);
    GZIPOutputStream gzip = new GZIPOutputStream(b64os);
    gzip.write(content);
    gzip.close();/*ww w .  ja  v a  2 s.  com*/
    return baos.toByteArray();
}

From source file:io.digibyte.tools.util.BRCompressor.java

public static byte[] gZipCompress(byte[] data) {
    if (data == null)
        return null;
    byte[] compressedData = null;
    try {//from  w  w  w.  j a v  a2 s.c  o m
        ByteArrayOutputStream byteStream = new ByteArrayOutputStream(data.length);
        try {
            GZIPOutputStream zipStream = new GZIPOutputStream(byteStream);
            try {
                zipStream.write(data);
            } finally {
                try {
                    zipStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        } finally {
            try {
                byteStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        compressedData = byteStream.toByteArray();
    } catch (Exception e) {
        BRReportsManager.reportBug(e);
        e.printStackTrace();
    }
    return compressedData;
}

From source file:org.commoncrawl.util.GZIPUtils.java

/**
 * Returns an gzipped copy of the input array.
 *//*from  w w w  . j a  v  a2  s.c o m*/
public static final byte[] zip(byte[] in) {
    try {
        // compress using GZIPOutputStream
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream(in.length / EXPECTED_COMPRESSION_RATIO);

        GZIPOutputStream outStream = new GZIPOutputStream(byteOut);

        try {
            outStream.write(in);
        } catch (Exception e) {
            LOG.warn(CCStringUtils.stringifyException(e));
        }

        try {
            outStream.close();
        } catch (IOException e) {
            LOG.warn(CCStringUtils.stringifyException(e));
        }

        return byteOut.toByteArray();

    } catch (IOException e) {
        LOG.warn(CCStringUtils.stringifyException(e));
        return null;
    }
}

From source file:com.ery.ertc.estorm.util.GZIPUtils.java

/**
 * Returns an gzipped copy of the input array.
 */// w w w. j av  a 2s . co m
public static final byte[] zip(byte[] in) {
    try {
        // compress using GZIPOutputStream
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream(in.length / EXPECTED_COMPRESSION_RATIO);

        GZIPOutputStream outStream = new GZIPOutputStream(byteOut);

        try {
            outStream.write(in);
        } catch (Exception e) {
            LOG.error("Failed to get outStream.write input", e);
        }

        try {
            outStream.close();
        } catch (IOException e) {
            LOG.error("Failed to implement outStream.close", e);
        }

        return byteOut.toByteArray();

    } catch (IOException e) {
        LOG.error("Failed with IOException", e);
        return null;
    }
}

From source file:com.breadwallet.tools.util.BRCompressor.java

public static byte[] gZipCompress(byte[] data) {
    if (data == null)
        return null;
    byte[] compressedData = null;
    try {//  w  w w. j a  v  a2  s  . c om
        ByteArrayOutputStream byteStream = new ByteArrayOutputStream(data.length);
        try {
            GZIPOutputStream zipStream = new GZIPOutputStream(byteStream);
            try {
                zipStream.write(data);
            } finally {
                try {
                    zipStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        } finally {
            try {
                byteStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        compressedData = byteStream.toByteArray();
    } catch (Exception e) {
        FirebaseCrash.report(e);
        e.printStackTrace();
    }
    return compressedData;
}

From source file:org.pentaho.di.cluster.HttpUtil.java

public static String encodeBase64ZippedString(String in) throws IOException {
    Charset charset = Charset.forName(Const.XML_ENCODING);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    GZIPOutputStream gzos = new GZIPOutputStream(baos);
    gzos.write(in.getBytes(charset));
    gzos.close();/*from   w  w w  . j  a  va2 s .c  o m*/

    return new String(Base64.encodeBase64(baos.toByteArray()));
}

From source file:NettyServerHandler.java

public static String compress(String str) throws IOException {
    if (str == null || str.length() == 0) {
        return str;
    }//from w  w  w.j a  v  a 2s  .c  o  m
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    GZIPOutputStream gzip = new GZIPOutputStream(out);
    gzip.write(str.getBytes());
    gzip.close();
    String outStr = out.toString("ISO-8859-1");
    return outStr;
}

From source file:rapture.util.StringUtil.java

/**
 * Compress the passed in string and base64 encode it
 * @param content/*from  w w  w  .  ja  v a2  s . com*/
 * @return
 */
public static String base64Compress(String content) {
    if (content == null || content.isEmpty()) {
        return content;
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    GZIPOutputStream gzip;
    try {
        gzip = new GZIPOutputStream(out);
        gzip.write(content.getBytes("UTF-8"));
        gzip.close();
    } catch (IOException e) {
        throw RaptureExceptionFactory.create(HttpURLConnection.HTTP_INTERNAL_ERROR, "Error compressing content",
                e);
    }

    // Now with out, base64
    byte[] encoding = Base64.encodeBase64(out.toByteArray());
    return new String(encoding);
}

From source file:org.eclipse.smila.connectivity.framework.crawler.web.util.GZIPUtils.java

/**
 * Returns an gzipped copy of the input array.
 * /*from   www .  j  a  va2s  . c  om*/
 * @param in
 *          input byte array
 * @return byte gzipped copy of the input array
 */
public static byte[] zip(byte[] in) {
    try {
        // compress using GZIPOutputStream
        final ByteArrayOutputStream byteOut = new ByteArrayOutputStream(in.length / EXPECTED_COMPRESSION_RATIO);

        final GZIPOutputStream outStream = new GZIPOutputStream(byteOut);

        try {
            outStream.write(in);
        } catch (Exception exception) {
            LOG.error(exception.getMessage());
        }

        try {
            outStream.close();
        } catch (IOException e) {
            LOG.error(e.getMessage());
        }

        return byteOut.toByteArray();

    } catch (IOException e) {
        LOG.error(e.getMessage());
        return null;
    }
}