Example usage for java.io StringWriter StringWriter

Introduction

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

Prototype

public StringWriter()

Source Link

Document

Create a new string writer using the default initial string-buffer size.

Usage

From source file:Main.java

/**
 * @param xml/*from   w w  w  .  j a v a2 s. c  o  m*/
 */
public static void prettyPrint(String xml) {
    Source xmlInput = new StreamSource(new StringReader(xml));
    StreamResult xmlOutput = new StreamResult(new StringWriter());
    Transformer transformer = null;
    try {
        transformer = TransformerFactory.newInstance().newTransformer();
    } catch (TransformerConfigurationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (TransformerFactoryConfigurationError e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    //transformer.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM, "testing.dtd");
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");
    transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
    try {
        transformer.transform(xmlInput, xmlOutput);
    } catch (TransformerException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    String formattedxml = xmlOutput.getWriter().toString();
    System.out.println(formattedxml);

}

From source file:Main.java

/**
 * Convert XML DOM document to a XML string representation
 *
 * @param doc/*from w w w. j  ava  2 s  . com*/
 *            XML DOM document
 * @return XML string
 * @throws Exception
 *             in error case
 */
public static String xmlDOMDocumentToString(Document doc) throws Exception {
    if (doc == null) {
        throw new RuntimeException("No XML DOM document (null)!");
    }
    StringWriter stringWriter = new StringWriter();
    String strDoc = null;

    try {
        StreamResult streamResult = new StreamResult(stringWriter);
        TransformerFactory transformerFactory = TransformerFactory.newInstance();
        // transformerFactory.setAttribute("nIndent-number", new Integer(4));
        Transformer transformer = transformerFactory.newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");
        transformer.setOutputProperty(OutputKeys.METHOD, "xml");
        transformer.transform(new DOMSource(doc.getDocumentElement()), streamResult);
        stringWriter.flush();
        strDoc = stringWriter.toString();
    } catch (Exception e) {
        //            Logger.XMLEval.logState("Parsing of XML DOM document failed: " + e.getMessage(), LogLevel.Error);
        throw e;
    } finally {
        if (stringWriter != null) {
            stringWriter.close();
            stringWriter = null;
        }
    }

    return strDoc;
}

From source file:Main.java

public static String convertDocumentToString(Document doc)
        throws TransformerConfigurationException, TransformerException {
    TransformerFactory transformerFactory = TransformerFactory.newInstance();
    Transformer transformer = transformerFactory.newTransformer();

    // Unquote below to remove XML declaration.
    // transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");

    StringWriter writer = new StringWriter();

    transformer.transform(new DOMSource(doc), new StreamResult(writer));

    String output = writer.getBuffer().toString();

    return output;
}

From source file:Main.java

public static String prettyPrint(DOMSource domSource) {
    try {//from  www  .j av  a 2s.  c o m
        Transformer transformer = TransformerFactory.newInstance().newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");

        StreamResult streamResult = new StreamResult(new StringWriter());
        transformer.transform(domSource, streamResult);

        return streamResult.getWriter().toString();
    } catch (Exception e) {
        throw new RuntimeException("Error while pretty printing xml", e);
    }
}

From source file:Main.java

public static void saveDocument(Document document, String path)
        throws TransformerConfigurationException, TransformerFactoryConfigurationError,
        TransformerFactoryConfigurationError, TransformerException, IOException {

    StringWriter sw = new StringWriter();
    StreamResult sr = new StreamResult(sw);
    DOMSource dom = new DOMSource(document);
    TransformerFactory transformerFactory = TransformerFactory.newInstance();
    transformerFactory.setAttribute("indent-number", 4);

    Transformer transformer = transformerFactory.newTransformer();
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");
    transformer.transform(dom, sr);//from w w w.  j  ava2  s  . c o  m

    String string = sw.toString();
    FileWriter fw = new FileWriter(new File(path));
    fw.write(string);
    fw.close();
}

From source file:Main.java

public static String bean2Xml(Object bean) {
    String xmlString = null;/*from w  w w  . java  2  s  .  c  o m*/
    JAXBContext context;
    StringWriter writer;
    if (null == bean)
        return xmlString;
    try {
        context = JAXBContext.newInstance(bean.getClass());
        Marshaller m = context.createMarshaller();
        m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, false);//
        //m.setProperty(Marshaller.JAXB_ENCODING, "gb2312");//
        //m.setProperty(Marshaller.JAXB_ENCODING, "GBK");//
        m.setProperty(Marshaller.JAXB_ENCODING, "UTF-8");//
        m.setProperty(Marshaller.JAXB_FRAGMENT, false);//
        writer = new StringWriter();
        m.marshal(bean, writer);
        xmlString = writer.toString();
        return xmlString;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return xmlString;
}

From source file:helper.SerializationHelper.java

public static String serializeGridTopology(ActorTopology topology) {
    ObjectMapper mapper = new ObjectMapper();
    Writer strWriter = new StringWriter();
    try {//from  w w  w.ja  va 2s. c  o m
        mapper.writeValue(strWriter, topology);
    } catch (Exception e) {
        System.out.println(e);
    }
    return strWriter.toString();
}

From source file:Main.java

/**
 * @param xml//from www.j a va  2s .  co  m
 */
public static String prettyPrintToString(String xml) {
    Source xmlInput = new StreamSource(new StringReader(xml));
    StreamResult xmlOutput = new StreamResult(new StringWriter());
    Transformer transformer = null;
    try {
        transformer = TransformerFactory.newInstance().newTransformer();
    } catch (TransformerConfigurationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (TransformerFactoryConfigurationError e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    //transformer.setOutputProperty(OutputKeys.DOCTYPE_SYSTEM, "testing.dtd");
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");
    transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
    try {
        transformer.transform(xmlInput, xmlOutput);
    } catch (TransformerException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    String formattedxml = xmlOutput.getWriter().toString();
    return formattedxml;

}

From source file:Main.java

static String readFully(Reader reader) throws IOException {
    try {//from   w ww. ja v a 2s. c  o m
        StringWriter writer = new StringWriter();
        char[] buffer = new char[1024];
        int count;
        while ((count = reader.read(buffer)) != -1) {
            writer.write(buffer, 0, count);
        }
        return writer.toString();
    } finally {
        reader.close();
    }
}

From source file:Main.java

/**
 * Object to XML//from  w w w.j a v a2s .  c o m
 * @param object
 * @return
 */
public static String convertToXML(Object object) {
    try {
        if (!mMap.containsKey(object.getClass())) {
            JAXBContext jaxbContext = JAXBContext.newInstance(object.getClass());
            Marshaller marshaller = jaxbContext.createMarshaller();
            marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
            mMap.put(object.getClass(), marshaller);
        }
        StringWriter stringWriter = new StringWriter();
        mMap.get(object.getClass()).marshal(object, stringWriter);
        return stringWriter.getBuffer().toString();
    } catch (JAXBException e) {
        e.printStackTrace();
    }
    return null;
}