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 Document createDocumentFromString(String xmlString)
        throws ParserConfigurationException, SAXException, IOException {
    DocumentBuilder parser = DocumentBuilderFactory.newInstance().newDocumentBuilder();
    // Create the Input Stream
    ByteArrayInputStream byteIs = new ByteArrayInputStream(xmlString.getBytes());
    // parse the XML purely as XML and get a DOM tree representation.         
    Document doc = parser.parse(byteIs);
    return doc;//from   ww w .ja va2 s. c om
}

From source file:Main.java

/**
 * Check if the file provide is PKCS12/*from   w  ww  .  j a v  a2  s .  c o  m*/
 * @param cert certificate to be validated
 * @param pass password to be provided
 * @throws Exception to indicate an invalid certificate
 */
public static void validate(byte[] cert, String pass) throws Exception {

    try {
        KeyStore keyStore = KeyStore.getInstance(ALGORITHM);
        keyStore.load(new ByteArrayInputStream(cert), pass.toCharArray());
    } catch (Exception e) {
        throw new Exception("Certificate is not valid!", e);
    }
}

From source file:Main.java

public static boolean nodeExist(String xmlStr, String xpathStr)
        throws SAXException, IOException, XPathExpressionException {
    InputStream is = new ByteArrayInputStream(xmlStr.getBytes("utf-8"));
    return nodeExist(is, xpathStr);
}

From source file:Main.java

/**
 * Creates from the given xml string an java object.
 * /*from  w ww  .  j  a  va  2s  .c om*/
 * @param <T>
 *            the generic type
 * @param xmlString
 *            the xml string to transform to an java object.
 * @return the xml string
 */
@SuppressWarnings("unchecked")
public static <T> T toObjectWithXMLDecoder(final String xmlString) {

    XMLDecoder dec = null;
    T obj = null;
    try {
        InputStream is = new ByteArrayInputStream(xmlString.getBytes());
        dec = new XMLDecoder(is);

        obj = (T) dec.readObject();

    } finally {
        if (dec != null) {
            dec.close();
        }
    }
    return obj;
}

From source file:com.mirth.connect.connectors.http.HttpUtil.java

public static String uncompressGzip(byte[] content, String charset) throws IOException {
    GZIPInputStream gzis = new GZIPInputStream(new ByteArrayInputStream(content));
    StringWriter writer = new StringWriter();
    IOUtils.copy(gzis, writer, charset);
    return writer.toString();
}

From source file:Main.java

public static String formatXMLStr(String xml) {
    String output = null;/* w  w w.j  a  va 2 s.  co m*/
    try {
        Node document = DocumentBuilderFactory.newInstance().newDocumentBuilder()
                .parse(new ByteArrayInputStream(xml.getBytes())).getDocumentElement();

        TransformerFactory tFactory = TransformerFactory.newInstance();
        Transformer transformer = tFactory.newTransformer();
        transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
        StringWriter writer = new StringWriter();
        transformer.transform(new DOMSource(document), new StreamResult(writer));

        // output = writer.getBuffer().toString().replaceAll("\n|\r", "");
        output = writer.getBuffer().toString();
    } catch (TransformerConfigurationException e) {
        e.printStackTrace();
    } catch (TransformerException e) {
        e.printStackTrace();
    } catch (SAXException e) {
        e.printStackTrace();
    } catch (ParserConfigurationException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return output;
}

From source file:Main.java

/**
 * Parses a {@link Document} from an {@link InputStream} containing one.
 * This is quite usual start {@link PersistenceHandler #load(InputStream)
 * load()}-method of an {@link PersistenceHandler}-implementor.
 * //from w ww .j a v a  2  s.c om
 * @param inStream
 *            {@link InputStream} from which to parse
 * @return {@link Document} parsed from the input-stream
 * @throws ParserConfigurationException
 * @throws SAXException
 * @throws IOException
 */
public static Document parseFromBytes(byte[] dataPres)
        throws ParserConfigurationException, SAXException, IOException {
    DocumentBuilder dBuilder = null;
    Document doc = null;
    dBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();

    // no external resources are tied with ByteArray-streams;
    // no need to worry about closing
    doc = dBuilder.parse(new ByteArrayInputStream(dataPres));

    doc.getDocumentElement().normalize();
    return doc;
}

From source file:Main.java

/**
 * Deserialize provided string into Object
 * @param serialized String//from ww  w  .  j a  v a  2 s  .  c  om
 * @return Object
 * @throws IOException If unable to access Stream
 * @throws ClassNotFoundException If unable to find class
 */
public static Object deserialize(String serialized) throws IOException, ClassNotFoundException {
    if (serialized == null)
        return null;
    return new ObjectInputStream(new Base64InputStream(new ByteArrayInputStream(serialized.getBytes()), 0))
            .readObject();
}

From source file:com.mirth.connect.model.converters.DICOMConverter.java

public static DicomObject byteArrayToDicomObject(byte[] bytes, boolean decodeBase64) throws IOException {
    DicomObject basicDicomObject = new BasicDicomObject();
    DicomInputStream dis = null;/*  w  w  w .  j  a  v  a 2  s  .c om*/

    try {
        ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
        InputStream inputStream;
        if (decodeBase64) {
            inputStream = new BufferedInputStream(new Base64InputStream(bais));
        } else {
            inputStream = bais;
        }
        dis = new DicomInputStream(inputStream);
        /*
         * This parameter was added in dcm4che 2.0.28. We use it to retain the memory allocation
         * behavior from 2.0.25.
         * http://www.mirthcorp.com/community/issues/browse/MIRTH-2166
         * http://www.dcm4che.org/jira/browse/DCM-554
         */
        dis.setAllocateLimit(-1);
        dis.readDicomObject(basicDicomObject, -1);
    } catch (IOException e) {
        throw e;
    } finally {
        IOUtils.closeQuietly(dis);
    }

    return basicDicomObject;
}

From source file:Main.java

public static Document getDocument(String xmlStr) {
    docFactory = getInstance();/*w  w w  . j av a2 s .c  om*/
    Document document = null;
    try {
        DocumentBuilder builder = docFactory.newDocumentBuilder();
        document = builder.parse(new ByteArrayInputStream(xmlStr.getBytes()));
        document.getDocumentElement().normalize();
    } catch (SAXException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (ParserConfigurationException e) {
        e.printStackTrace();
    }
    return document;
}