Example usage for java.io ByteArrayInputStream ByteArrayInputStream

Introduction

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

Prototype

public ByteArrayInputStream(byte buf[])

Source Link

Document

Creates a ByteArrayInputStream so that it uses buf as its buffer array.

Usage

From source file:Main.java

public static String[] getMultiValue(String xmlStr, String xpathStr)
        throws XPathExpressionException, SAXException, IOException {
    if (xmlStr == null)
        return null;
    InputStream is = new ByteArrayInputStream(xmlStr.getBytes("utf-8"));
    return getMultiValue(is, xpathStr);
}

From source file:Main.java

public static List<Map<String, Object>> xmlPullParser(String xmlString, String tagName, String[] tagNameList) {

    List<Map<String, Object>> list = null;
    Map<String, Object> map = null;
    try {//w  ww .jav  a2  s  . c  o m
        XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
        XmlPullParser pullParser = factory.newPullParser();

        InputStream is = new ByteArrayInputStream(xmlString.getBytes("UTF-8"));

        pullParser.setInput(is, "utf-8");
        int event = pullParser.getEventType();

        while (event != XmlPullParser.END_DOCUMENT) {
            String nodeName = pullParser.getName();

            switch (event) {
            case 0:
                list = new ArrayList<Map<String, Object>>();
                break;
            case 2:
                if (nodeName.equals(tagName)) {
                    map = new HashMap<String, Object>();
                }

                for (int i = 0; i < tagNameList.length; i++) {
                    if (nodeName.equals(tagNameList[i])) {
                        map.put(tagNameList[i], pullParser.nextText());
                    }
                }
                break;
            case 3:
                if (tagName.equals(nodeName)) {
                    list.add(map);
                }
                break;
            }
            event = pullParser.next();
        }
        return list;

    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

/** 
 *Copies source stream to target./*from ww  w  .  j  a va  2 s.  c  o m*/
 * 
 *@param source The source. 
 *@param name target The target.
 **/
protected static void copyStream(ByteArrayOutputStream source, ByteArrayOutputStream target) throws Exception {
    // See if this is a MemoryStream -- we can use WriteTo.
    ByteArrayOutputStream memContentStream = source;
    if (memContentStream != null) {
        memContentStream.writeTo(target);
        memContentStream.flush();
    } else {
        // Otherwise, copy data through a buffer

        int c;
        ByteArrayInputStream inStream = new ByteArrayInputStream(source.toByteArray());

        while ((c = inStream.read()) != -1) {
            target.write((char) c);

        }
    }
}

From source file:Main.java

public static boolean bitmapToOutPutStream(final Bitmap bitmap, OutputStream outputStream) {

    BufferedOutputStream out = null;
    BufferedInputStream in = null;
    try {/*from   www  .  ja va  2s .  com*/
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
        InputStream inputStream = new ByteArrayInputStream(baos.toByteArray());

        in = new BufferedInputStream(inputStream, 8 * 1024);
        out = new BufferedOutputStream(outputStream, 8 * 1024);

        int b;
        while ((b = in.read()) != -1) {
            out.write(b);
        }
        return true;
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            if (out != null) {
                out.close();
            }
            if (in != null) {
                in.close();
            }
        } catch (final IOException e) {
            e.printStackTrace();
        }
    }
    return false;
}

From source file:Main.java

public static <T> T unserializer(Class<T> clazz, byte[] xml) throws JAXBException {
    JAXBContext context = JAXBContext.newInstance(clazz);
    Unmarshaller unmarshaller = context.createUnmarshaller();
    InputStream is = new ByteArrayInputStream(xml);
    @SuppressWarnings("unchecked")
    T obj = (T) unmarshaller.unmarshal(is);
    return obj;//www.j a va  2 s. c  o m
}

From source file:Main.java

/**
 * Creates a {@link Node} out of a {@link String}
 * /* w  w w. j av  a2  s .  c om*/
 * @param xmlString
 *            never <code>null</code>
 * @return the string as node, never <code>null</code>
 */
public static Node asNode(String xmlString) throws Exception {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setNamespaceAware(true);
    DocumentBuilder builder = factory.newDocumentBuilder();
    ByteArrayInputStream is = new ByteArrayInputStream(xmlString.getBytes());
    try {
        Document wfsCapabilities = builder.parse(is);
        return wfsCapabilities.getDocumentElement();
    } finally {
        is.close();
    }
}

From source file:Main.java

/**
 * Degzips the compressed array and places the results into the decompressed array.
 *
 * @param compressed The compressed array.
 * @param decompressed The decompressed array.
 * @throws IOException If an I/O error occurs.
 *///from  w  w  w . ja v a  2 s . c o m
public static void degzip(byte[] compressed, byte[] decompressed) throws IOException {
    try (DataInputStream is = new DataInputStream(new GZIPInputStream(new ByteArrayInputStream(compressed)))) {
        is.readFully(decompressed);
    }
}

From source file:Main.java

/**
 * Obtiene el nodo raiz del documento xml
 *
 * @param respuestaPost//from  w w w .  ja va  2  s  .  co  m
 * @return
 * @throws ParserConfigurationException
 * @throws IOException
 * @throws SAXException
 */
public static Element getRootElement(final String respuestaPost)
        throws ParserConfigurationException, IOException, SAXException {
    return DocumentBuilderFactory.newInstance().newDocumentBuilder()
            .parse(new ByteArrayInputStream(respuestaPost.getBytes())).getDocumentElement();
}

From source file:Main.java

/**
 * Parse XML/*from www. j a v a  2 s. c o  m*/
 * @throws ParserConfigurationException 
 * @throws IOException 
 * @throws SAXException 
 * */
public static Document parseXMLFromString(String str)
        throws ParserConfigurationException, SAXException, IOException {
    DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
    DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
    Document doc = docBuilder.parse(new ByteArrayInputStream(str.getBytes()));
    return doc;
}

From source file:Main.java

/**
 * Decompresses a given byte array that is a compressed folder.
 * //from  w w w .  ja  v a  2  s.  c  o  m
 * @param folderAsCompressedArray to decompress
 * @param unzippedLocation where the decompressed folder should be
 * @throws IOException e
 * @throws FileNotFoundException e
 */
public static void decompressFolderByteArray(byte[] folderAsCompressedArray, File unzippedLocation)
        throws IOException, FileNotFoundException {
    ZipInputStream zipFile = new ZipInputStream(new ByteArrayInputStream(folderAsCompressedArray));
    ZipEntry ze = null;
    final int minusOne = -1;
    while ((ze = zipFile.getNextEntry()) != null) {
        FileOutputStream fout = new FileOutputStream(
                new File(unzippedLocation, ze.getName()).getAbsolutePath());
        for (int c = zipFile.read(); c != minusOne; c = zipFile.read()) {
            fout.write(c);
        }
        zipFile.closeEntry();
        fout.close();
    }
    zipFile.close();
}