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:mx.com.pendulum.carga.util.Md5Converter.java

public static String getMD5Checksum(MultipartFile multipartFile) {
    InputStream is = null;/* w w  w . j  a v  a 2 s  . co  m*/
    try {
        is = new ByteArrayInputStream(multipartFile.getBytes());
        byte[] buffer = new byte[1024];
        MessageDigest digest = MessageDigest.getInstance("MD5");
        int numRead = 0;
        while (numRead != -1) {
            numRead = is.read(buffer);
            if (numRead > 0) {
                digest.update(buffer, 0, numRead);
            }
        }
        byte[] md5Bytes = digest.digest();
        return convertHashToString(md5Bytes);
    } catch (Exception e) {
        return null;
    } finally {
        if (is != null) {
            try {
                is.close();
            } catch (Exception e) {
            }
        }
    }
}

From source file:Main.java

public static String xPathSearch(String input, String expression) throws Exception {
    DocumentBuilder documentBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
    XPath xPath = XPathFactory.newInstance().newXPath();
    XPathExpression xPathExpression = xPath.compile(expression);
    Document document = documentBuilder.parse(new ByteArrayInputStream(input.getBytes("UTF-8")));
    String output = (String) xPathExpression.evaluate(document, XPathConstants.STRING);
    return output == null ? "" : output.trim();
}

From source file:Main.java

public static void save(Document document, IFile file, IProgressMonitor monitor)
        throws TransformerException, CoreException, UnsupportedEncodingException {
    TransformerFactory transfac = TransformerFactory.newInstance();
    Transformer trans = transfac.newTransformer();
    trans.setOutputProperty(OutputKeys.ENCODING, "utf-8");
    trans.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "no");
    trans.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");
    trans.setOutputProperty(OutputKeys.INDENT, "yes");

    StringWriter sw = new StringWriter();
    StreamResult sr = new StreamResult(sw);
    DOMSource ds = new DOMSource(document);
    trans.transform(ds, sr);/*from  w  ww  . ja v  a 2s  .c  o  m*/
    String xmlString = sw.toString();

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

    if (file.exists()) {
        file.setContents(is, 0, monitor);
    } else {
        file.create(is, true, monitor);
    }
}

From source file:com.evolveum.midpoint.util.SerializationUtil.java

public static <T> T fromString(String string) throws IOException, ClassNotFoundException {
    byte[] data = Base64.decodeBase64(string);
    ObjectInputStream objectInputStream = new ObjectInputStream(new ByteArrayInputStream(data));
    Object object = objectInputStream.readObject();
    objectInputStream.close();// w ww  . j  a  v  a 2 s . c om
    return (T) object;
}

From source file:Main.java

public static Document getDocumentForString(String str)
        throws IOException, SAXException, ParserConfigurationException {
    DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
    return dbFactory.newDocumentBuilder().parse(new ByteArrayInputStream(str.getBytes()));
}

From source file:Main.java

public static InputStream toInputStream(CharSequence input, String encoding)
        throws UnsupportedEncodingException {
    byte[] bytes = input.toString().getBytes(encoding);
    return new ByteArrayInputStream(bytes);
}

From source file:Main.java

public static Document parseXmlText(String xml) {
    ByteArrayInputStream bais = new ByteArrayInputStream(xml.getBytes());
    return parseXmlInputSource(new InputSource(bais));
}

From source file:Main.java

/**
 * Applies an XSL transformation to <code>xmlString</code> using
 * <code>xsltStr</code> as the stylesheet and returns the transformed
 * string./*from ww  w.ja v a2s . co m*/
 * 
 * @param xmlString
 *            The XML to transform.
 * @param xsltStr
 *            The stylesheet as an XML string (not a file).
 * @return Transformed string.
 * @throws Exception
 */
public static String applyStylesheetAsString(String xmlString, String xsltStr) throws Exception {
    // Use the static TransformerFactory.newInstance() method to instantiate
    // a TransformerFactory. The javax.xml.transform.TransformerFactory
    // system property setting determines the actual class to instantiate --
    // org.apache.xalan.transformer.TransformerImpl.

    TransformerFactory tFactory = TransformerFactory.newInstance();

    // Use the TransformerFactory to instantiate a Transformer that will work with
    // the stylesheet you specify. This method call also processes the
    // stylesheet into a compiled Templates object.

    Transformer transformer = tFactory
            .newTransformer(new StreamSource(new ByteArrayInputStream(xsltStr.getBytes())));

    // Use the Transformer to apply the associated Templates object to an
    // XML document (foo.xml) and write the output to a file (foo.out).

    StringWriter swriter = new StringWriter();
    StreamResult sresult = new StreamResult(swriter);
    transformer.transform(new StreamSource(new ByteArrayInputStream(xmlString.getBytes("UTF-8"))), sresult);
    return swriter.toString();
}

From source file:Main.java

static boolean isJPEG(byte[] data) throws IOException {
    return internalIsJPEG(new DataInputStream(new ByteArrayInputStream(data)));
}

From source file:org.energyos.espi.common.test.FixtureFactory.java

public static InputStream newFeedInputStream(UUID uuid) throws IOException {
    return new ByteArrayInputStream(newFeedXML(uuid).getBytes());
}