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

public static String asXml(Object object) throws IOException {
    try {// ww w. ja  v a2 s.  c o  m
        StringWriter writer = new StringWriter();
        JAXBContext context = JAXBContext.newInstance(object.getClass());
        Marshaller m = context.createMarshaller();
        m.marshal(object, writer);

        return writer.toString();

    } catch (Exception e) {
        return "";
    }
}

From source file:Main.java

/**
 * Converts an exception to a string./*from w ww  . j  a v a  2s  .  c o  m*/
 * @param exception
 * @return
 */
public static String getExceptionStackTraceAsString(Exception exception) {
    StringWriter sw = new StringWriter();
    exception.printStackTrace(new PrintWriter(sw));
    return sw.toString();
}

From source file:Main.java

public static String convertToXml(Object source, Class... type) {
    String result;//from www  . j a  v  a  2  s.  com
    StringWriter sw = new StringWriter();
    try {
        JAXBContext context = JAXBContext.newInstance(type);
        Marshaller marshaller = context.createMarshaller();
        marshaller.marshal(source, sw);
        result = sw.toString();
    } catch (JAXBException e) {
        throw new RuntimeException(e);
    }

    return result;
}

From source file:Main.java

public static String marshallToStringNoValidation(final Object xmlObject) throws JAXBException {
    StringWriter writer = new StringWriter();
    JAXBContext context = JAXBContext.newInstance(xmlObject.getClass());
    Marshaller jaxbMarshaller = context.createMarshaller();
    jaxbMarshaller.setProperty(Marshaller.JAXB_ENCODING, "UTF-8");
    jaxbMarshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
    jaxbMarshaller.marshal(xmlObject, writer);
    return writer.toString();
}

From source file:Main.java

/**
 * get stack trace message//w  w  w . j  av a  2 s  .c  om
 * 
 * @param e the Exception
 * @return stack trace message of the Exception
 */
public static String getStrackTrace(Exception e) {
    StringWriter sw = new StringWriter();
    e.printStackTrace(new PrintWriter(sw, true));
    String str = sw.toString();
    return str;
}

From source file:Main.java

public static String convertStreamToString(InputStream is) throws IOException {
    InputStreamReader r = new InputStreamReader(is);
    StringWriter sw = new StringWriter();
    char[] buffer = new char[1024];
    try {//from w  w  w.  java  2  s.  c  o  m
        for (int n; (n = r.read(buffer)) != -1;)
            sw.write(buffer, 0, n);
    } finally {
        try {
            is.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    }
    return sw.toString();
}

From source file:Main.java

public static String bean2XML(Object obj) throws Exception {
    JAXBContext context = JAXBContext.newInstance(obj.getClass());
    Marshaller m = context.createMarshaller();
    StringWriter sw = new StringWriter();
    m.marshal(obj, sw);//from   ww  w . j a v a  2s .c o  m
    return sw.toString();
}

From source file:Main.java

private static String convertStreamToString(InputStream is) {
    Writer writer = new StringWriter();
    char[] buffer = new char[2048];
    try {//  www  .  j av  a 2  s.com
        Reader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));
        int len;
        while ((len = reader.read(buffer)) != -1) {
            writer.write(buffer, 0, len);
        }
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            is.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return writer.toString();
}

From source file:Main.java

public static String toString(Object entity, boolean formatOutput) {

    StringWriter stringWriter = new StringWriter();

    try {/*from  ww  w . ja  v  a  2 s . co  m*/

        Map<String, Object> properties = new HashMap<String, Object>();

        properties.put(Marshaller.JAXB_FORMATTED_OUTPUT, formatOutput);

        JAXBContext jaxbContext = JAXBContext.newInstance(entity.getClass());

        Marshaller marshaller = jaxbContext.createMarshaller();

        marshaller.marshal(entity, stringWriter);

    } catch (JAXBException e) {
        stringWriter.write(e.getMessage());
    }
    return stringWriter.toString();
}

From source file:Main.java

public static String getXml(Document doc) {
    DOMSource doms = new DOMSource(doc);
    StringWriter sw = new StringWriter();
    StreamResult sr = new StreamResult(sw);
    String xml = null;/*from  w  ww  .  ja  va  2s . c o  m*/
    try {
        TransformerFactory tf = TransformerFactory.newInstance();
        Transformer t = tf.newTransformer();
        Properties properties = t.getOutputProperties();
        properties.setProperty(OutputKeys.ENCODING, "GB2312");
        properties.setProperty(OutputKeys.METHOD, "xml");//!
        properties.setProperty(OutputKeys.VERSION, "1.0");
        properties.setProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        t.setOutputProperties(properties);
        t.transform(doms, sr);
        String dtd = doc.getDoctype().getInternalSubset();
        if ((null != dtd) && (dtd.length() > 0)) {
            dtd = "\n<!DOCTYPE Catalog [\n" + dtd + "]>\n";
        }
        ;
        xml = "<?xml version=\"1.0\" encoding=\"GB2312\"?>" + dtd;
        xml += sw.toString();
    } catch (TransformerConfigurationException tce) {
        //"Transformer Configuration Exception\n-----"
    } catch (TransformerException te) {
        //"Transformer Exception\n---------"
    }
    return xml;
}