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:org.apache.kylin.jdbc.TestUtil.java

public static String getResourceContent(String path) {
    ClassLoader loader = Thread.currentThread().getContextClassLoader();
    StringWriter writer = new StringWriter();
    InputStream is = loader.getResourceAsStream(path);
    if (is == null) {
        throw new IllegalArgumentException(new FileNotFoundException(path + " not found in class path"));
    }//  w  ww.  j av a 2  s  . c  o m
    try {
        IOUtils.copy(is, writer, "utf-8");
        return writer.toString();
    } catch (IOException e) {
        IOUtils.closeQuietly(is);
        throw new RuntimeException(e);
    }
}

From source file:com.mlo55.utils.XMLUtils.java

/**
 * Prettifies XML data, e.g. add indentation.
 * @throws Exception//  ww  w . j  a  v a  2s  .  c  om
 */
public static String formatXml(String result) throws Exception {
    Source source = new StringSource(result);
    Transformer transformer = getTransformer();
    StreamResult streamResult = new StreamResult(new StringWriter());
    transformer.transform(source, streamResult);
    final String xmlOut = streamResult.getWriter().toString();
    return xmlOut;
}

From source file:Main.java

/**
 * Copied from "android.util.Log.getStackTraceString()" in order to avoid usage of Android stack
 * in unit tests.//from   w  w  w. j ava  2 s  . com
 *
 * @return Stack trace in form of String
 */
static String getStackTraceString(Throwable tr) {
    if (tr == null) {
        return "";
    }

    // This is to reduce the amount of log spew that apps do in the non-error
    // condition of the network being unavailable.
    Throwable t = tr;
    while (t != null) {
        if (t instanceof UnknownHostException) {
            return "";
        }
        t = t.getCause();
    }

    StringWriter sw = new StringWriter();
    PrintWriter pw = new PrintWriter(sw);
    tr.printStackTrace(pw);
    pw.flush();
    return sw.toString();
}

From source file:Main.java

/**
 * Format the provided XML input./*from  w ww .  j a  v a 2 s .co m*/
 * 
 * @param input
 *            XML input to format.
 * @param indent
 *            Indentation to use on formatted XML.
 * @return Formatted XML.
 * @throws TransformerException
 *             if some problem occur while processing the xml
 * @see #prettyFormat(String)
 */
public static String prettyFormat(String input, Integer indent) throws TransformerException {
    if (input != null) {
        Source xmlInput = new StreamSource(new StringReader(input));
        StringWriter stringWriter = new StringWriter();
        StreamResult xmlOutput = new StreamResult(stringWriter);
        TransformerFactory transformerFactory = TransformerFactory.newInstance();

        Transformer transformer = transformerFactory.newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount",
                String.valueOf(indent == null ? 2 : indent));
        transformer.transform(xmlInput, xmlOutput);
        return xmlOutput.getWriter().toString();
    }
    return input;
}

From source file:StringUtils.java

/**
 * Make a string representation of the exception.
 * @param e The exception to stringify//  w w w  . java  2s  .  com
 * @return A string with exception name and call stack.
 */
public static String stringifyException(Throwable e) {
    StringWriter stm = new StringWriter();
    PrintWriter wrt = new PrintWriter(stm);
    e.printStackTrace(wrt);
    wrt.close();
    return stm.toString();
}

From source file:Main.java

public static String getString(Node doc) {
    StringWriter sw = new StringWriter();

    try {//from   w ww .ja v a 2s .c  o  m
        TransformerFactory transfac = TransformerFactory.newInstance();
        Transformer trans = transfac.newTransformer();
        trans.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        trans.setOutputProperty(OutputKeys.INDENT, "yes");
        // create string from xml tree
        trans.transform(new DOMSource(doc), new StreamResult(sw));
    } catch (TransformerConfigurationException e) {
        e.printStackTrace();
    } catch (TransformerException e) {
        e.printStackTrace();
    }
    return sw.toString();
}

From source file:Main.java

public static String toXMLString(final DOMSource value) {
    final StringWriter writer = new StringWriter();
    try {/*  w  ww  .j a v a  2 s. c om*/
        final Transformer transformer = TransformerFactory.newInstance().newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty(OutputKeys.METHOD, "xml");
        transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
        transformer.transform(value, new StreamResult(writer));
    } catch (final Throwable t) {
        //todo throw flash error
        throw new RuntimeException(t);
    }

    final String result = writer.toString();

    return result.substring(0, result.length() - 1);
}

From source file:Main.java

public static String getStringFromXmlDoc(org.w3c.dom.Node node) throws Exception {
    TransformerFactory tf = TransformerFactory
            .newInstance("com.sun.org.apache.xalan.internal.xsltc.trax.TransformerFactoryImpl", null);
    Transformer transformer = tf.newTransformer();
    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
    StringWriter writer = new StringWriter();
    transformer.transform(new DOMSource(node), new StreamResult(writer));
    return writer.getBuffer().toString().replaceAll("\n|\r", "");
}

From source file:com.joliciel.jochre.search.webClient.SearchWebClientUtils.java

public static String getJson(URL url) {
    try {/*w w  w .  ja va 2 s  . c o  m*/
        URLConnection con = url.openConnection();
        InputStream in = con.getInputStream();
        StringWriter writer = new StringWriter();
        IOUtils.copy(in, writer, "UTF-8");
        String json = writer.toString();
        return json;
    } catch (IOException e) {
        LogUtils.logError(LOG, e);
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static String toString(Element e) {
    try {// w  w  w .j  a  v a2 s  .co m
        TransformerFactory tfactory = TransformerFactory.newInstance();
        Transformer xform = tfactory.newTransformer();
        Source src = new DOMSource(e);
        java.io.StringWriter writer = new StringWriter();
        Result result = new javax.xml.transform.stream.StreamResult(writer);
        xform.transform(src, result);
        return writer.toString();
    } catch (Exception ex) {
        return "Unable to convert to string: " + ex.toString();
    }
}