Example usage for java.io ByteArrayInputStream close

Introduction

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

Prototype

public void close() throws IOException

Source Link

Document

Closing a ByteArrayInputStream has no effect.

Usage

From source file:Main.java

public static byte[] unGzip(byte[] data) {
    byte[] b = null;
    try {/*  ww  w  .  ja  v a  2 s .  c om*/
        ByteArrayInputStream bis = new ByteArrayInputStream(data);
        GZIPInputStream gzip = new GZIPInputStream(bis);
        byte[] buf = new byte[1024];
        int num = -1;
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        while ((num = gzip.read(buf, 0, buf.length)) != -1) {
            baos.write(buf, 0, num);
        }
        b = baos.toByteArray();
        baos.flush();
        baos.close();
        gzip.close();
        bis.close();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return b;
}

From source file:Main.java

public static final byte[] uncompress(final byte[] bytes) {
    if (bytes == null) {
        throw new NullPointerException("byte[] is NULL !");
    }//from w w w  .  j  a  va 2 s  .  c o m
    ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
    ByteArrayOutputStream bos = new ByteArrayOutputStream(8192);
    byte[] buffer = new byte[bytes.length];
    int length;
    try {
        GZIPInputStream gis = new GZIPInputStream(bais);
        while ((length = gis.read(buffer)) != -1) {
            bos.write(buffer, 0, length);
        }
        byte[] moreBytes = bos.toByteArray();
        bos.close();
        bais.close();
        gis.close();
        bos = null;
        bais = null;
        gis = null;
        return moreBytes;
    } catch (IOException e) {
        return null;
    }
}

From source file:org.apache.myfaces.util.zip.ZipUtils.java

/**
 *///ww w.  j ava 2s.  c om
public static String unzipString(String s) {
    try {
        Base64 base64Codec = new Base64();
        ByteArrayInputStream decodedStream = new ByteArrayInputStream(
                base64Codec.decode(s.getBytes(ZIP_CHARSET)));
        InputStream unzippedStream = new GZIPInputStream(decodedStream);

        StringBuffer buf = new StringBuffer();
        int c;
        while ((c = unzippedStream.read()) != -1) {
            buf.append((char) c);
        }

        unzippedStream.close();
        decodedStream.close();

        return buf.toString();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.lxht.emos.data.cache.intf.HessianUtil.java

/**
 * ???./*  w ww. j  a v a 2 s .  co  m*/
 *
 * @param by ??
 * @return object ?
 * @throws IOException
 */
public static <T extends Object> T deserialize(byte[] by) throws IOException {
    if (by == null) {
        throw new NullPointerException();
    }
    ByteArrayInputStream is = new ByteArrayInputStream(by);
    HessianInput hi = new HessianInput(is);
    Object obj = hi.readObject();
    hi.close();
    is.close();
    return (T) obj;
}

From source file:com.couchbase.client.java.transcoder.TranscoderUtils.java

/**
 * Takes the input content and deserializes it.
 *
 * @param content the content to deserialize.
 * @return the serializable object.//  w  w w . j av a 2 s  .  c o  m
 * @throws Exception if something goes wrong during deserialization.
 */
public static Serializable deserialize(final ByteBuf content) throws Exception {
    byte[] serialized = new byte[content.readableBytes()];
    content.getBytes(0, serialized);
    ByteArrayInputStream bis = new ByteArrayInputStream(serialized);
    ObjectInputStream is = new ObjectInputStream(bis);
    Serializable deserialized = (Serializable) is.readObject();
    is.close();
    bis.close();
    return deserialized;
}

From source file:Main.java

public static Object getAsObject(String key) {
    byte[] data = getAsBinary(key);
    if (data != null) {
        ByteArrayInputStream bais = null;
        ObjectInputStream ois = null;
        try {/*  www .j  a v  a  2s .c  o m*/
            bais = new ByteArrayInputStream(data);
            ois = new ObjectInputStream(bais);
            Object reObject = ois.readObject();
            return reObject;
        } catch (Exception e) {
            e.printStackTrace();
            return null;
        } finally {
            try {
                if (bais != null)
                    bais.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
            try {
                if (ois != null)
                    ois.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return null;
}

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

public static byte[] bz2Extract(byte[] compressed) {
    if (compressed == null || compressed.length == 0)
        return null;

    ByteArrayInputStream is = new ByteArrayInputStream(compressed);
    InputStream bin = null;//from ww w .j a  va 2 s . c  o m
    try {
        bin = new BZip2CompressorInputStream(is);
        return IOUtils.toByteArray(bin);

    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            if (bin != null) {
                bin.close();
            }
            is.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return null;
}

From source file:com.taobao.tddl.jdbc.atom.common.TAtomConfParser.java

private static Properties parserConfStr2Properties(String data) {
    Properties prop = new Properties();
    if (TStringUtil.isNotBlank(data)) {
        ByteArrayInputStream byteArrayInputStream = null;
        try {//from   ww  w  . j  a v  a 2s  .co  m
            byteArrayInputStream = new ByteArrayInputStream((data).getBytes());
            prop.load(byteArrayInputStream);
        } catch (IOException e) {
            logger.error("parserConfStr2Properties Error", e);
        } finally {
            try {
                byteArrayInputStream.close();
            } catch (IOException e) {
                logger.error("parserConfStr2Properties Error,can not close ByteArrayInputStream", e);
            }
        }
    }
    return prop;
}

From source file:Main.java

/**
 * Convert bytes array to object./*from  w w  w .  j  a  v a2s .  co m*/
 *
 * @param bytes object bytes
 * @param <T> object class
 * @return object
 */
public static <T> T fromBytes(byte[] bytes) {
    Object result = null;
    ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
    ObjectInput in = null;
    try {
        in = new ObjectInputStream(bis);
        result = in.readObject();
    } catch (IOException | ClassNotFoundException e) {
        throw new RuntimeException(e);
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (Exception e) {
            }
        }
        if (bis != null) {
            try {
                bis.close();
            } catch (Exception e) {
            }
        }
    }
    return (T) result;
}

From source file:net.yacy.cora.document.feed.RSSReader.java

public static RSSReader parse(final int maxsize, final byte[] a) throws IOException {

    // check integrity of array
    if (a == null || a.length < 100) {
        return null; // returning null instead of throwing an IOException is expected in most calling methods where a fail is checked against null
    }//from  w w  w  . j  av a 2s  .  c o  m

    // make input stream
    final ByteArrayInputStream bais = new ByteArrayInputStream(a);

    // parse stream
    RSSReader reader = null;
    try {
        reader = new RSSReader(maxsize, bais);
    } catch (final Exception e) {
        throw new IOException("parse exception: " + e.getMessage(), e);
    }
    try {
        bais.close();
    } catch (final IOException e) {
    }
    return reader;
}