Example usage for java.io StringWriter StringWriter

List of usage examples for java.io StringWriter StringWriter

  1. HOME
  2. Java
  3. java
  4. java.io.*
  5. StringWriter
  6. 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 StringBuffer transfer(Element element, StreamSource source) {
    try {/*from  ww  w .j a v  a  2  s .  com*/
        StringWriter sw = new StringWriter();
        Transformer trans = null;
        if (source != null)
            trans = TransformerFactory.newInstance().newTransformer(source);
        else
            trans = TransformerFactory.newInstance().newTransformer();
        trans.transform(new DOMSource(element), new StreamResult(sw));
        sw.close();
        return sw.getBuffer();
    } catch (TransformerConfigurationException e) {
        e.printStackTrace();
    } catch (TransformerFactoryConfigurationError e) {
        e.printStackTrace();
    } catch (TransformerException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static <T> String toXml(T object) throws JAXBException {
    JAXBContext jaxbContext = JAXBContext.newInstance(object.getClass());
    Marshaller marshaller = jaxbContext.createMarshaller();
    marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
    StringWriter writer = new StringWriter();
    marshaller.marshal(object, writer);/*from   www. j  a v a2  s  .  c  om*/
    return writer.toString();
}

From source file:Main.java

public static String xml2Str(Document document) {

    try {/*  www .ja v  a2 s .  c  o  m*/
        DOMSource source = new DOMSource(document);
        StringWriter writer = new StringWriter();
        Result result = new StreamResult(writer);
        Transformer transformer = TransformerFactory.newInstance().newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty(OutputKeys.CDATA_SECTION_ELEMENTS, "yes");
        transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
        transformer.transform(source, result);
        return (writer.getBuffer().toString());

    } catch (Exception e) {
        e.printStackTrace();
    }

    return "";
}

From source file:Main.java

public static String xmlToString(Document doc) {
    try {/* w ww  .  j  a  v  a2  s.  c o m*/
        Transformer transformer = TransformerFactory.newInstance().newTransformer();
        StreamResult result = new StreamResult(new StringWriter());
        DOMSource source = new DOMSource(doc);
        transformer.transform(source, result);
        return result.getWriter().toString();
    } catch (TransformerException ex) {
        ex.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static String format(Node node) throws TransformerException {
    final StringWriter writer = new StringWriter();
    format(new DOMSource(node), false, new StreamResult(writer));
    return writer.toString();
}

From source file:json_to_xml_1.java

public static void main(String args[]) {
    System.out.print("json_to_xml_1 workflow Copyright (C) 2016 Stephan Kreutzer\n"
            + "This program comes with ABSOLUTELY NO WARRANTY.\n"
            + "This is free software, and you are welcome to redistribute it\n"
            + "under certain conditions. See the GNU Affero General Public License 3\n"
            + "or any later version for details. Also, see the source code repository\n"
            + "https://github.com/publishing-systems/digital_publishing_workflow_tools/ and\n"
            + "the project website http://www.publishing-systems.org.\n\n");

    json_to_xml_1 converter = json_to_xml_1.getInstance();

    converter.getInfoMessages().clear();

    try {/* w  ww. j  a va  2s . c om*/
        converter.execute(args);
    } catch (ProgramTerminationException ex) {
        converter.handleTermination(ex);
    }

    if (converter.resultInfoFile != null) {
        try {
            BufferedWriter writer = new BufferedWriter(
                    new OutputStreamWriter(new FileOutputStream(converter.resultInfoFile), "UTF-8"));

            writer.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
            writer.write(
                    "<!-- This file was created by json_to_xml_1, which is free software licensed under the GNU Affero General Public License 3 or any later version (see https://github.com/publishing-systems/digital_publishing_workflow_tools/ and http://www.publishing-systems.org). -->\n");
            writer.write("<json-to-xml-1-result-information>\n");

            if (converter.getInfoMessages().size() <= 0) {
                writer.write("  <success/>\n");
            } else {
                writer.write("  <success>\n");
                writer.write("    <info-messages>\n");

                for (int i = 0, max = converter.getInfoMessages().size(); i < max; i++) {
                    InfoMessage infoMessage = converter.getInfoMessages().get(i);

                    writer.write("      <info-message number=\"" + i + "\">\n");
                    writer.write("        <timestamp>" + infoMessage.getTimestamp() + "</timestamp>\n");

                    String infoMessageText = infoMessage.getMessage();
                    String infoMessageId = infoMessage.getId();
                    String infoMessageBundle = infoMessage.getBundle();
                    Object[] infoMessageArguments = infoMessage.getArguments();

                    if (infoMessageBundle != null) {
                        // Ampersand needs to be the first, otherwise it would double-encode
                        // other entities.
                        infoMessageBundle = infoMessageBundle.replaceAll("&", "&amp;");
                        infoMessageBundle = infoMessageBundle.replaceAll("<", "&lt;");
                        infoMessageBundle = infoMessageBundle.replaceAll(">", "&gt;");

                        writer.write("        <id-bundle>" + infoMessageBundle + "</id-bundle>\n");
                    }

                    if (infoMessageId != null) {
                        // Ampersand needs to be the first, otherwise it would double-encode
                        // other entities.
                        infoMessageId = infoMessageId.replaceAll("&", "&amp;");
                        infoMessageId = infoMessageId.replaceAll("<", "&lt;");
                        infoMessageId = infoMessageId.replaceAll(">", "&gt;");

                        writer.write("        <id>" + infoMessageId + "</id>\n");
                    }

                    if (infoMessageText != null) {
                        // Ampersand needs to be the first, otherwise it would double-encode
                        // other entities.
                        infoMessageText = infoMessageText.replaceAll("&", "&amp;");
                        infoMessageText = infoMessageText.replaceAll("<", "&lt;");
                        infoMessageText = infoMessageText.replaceAll(">", "&gt;");

                        writer.write("        <message>" + infoMessageText + "</message>\n");
                    }

                    if (infoMessageArguments != null) {
                        writer.write("        <arguments>\n");

                        int argumentCount = infoMessageArguments.length;

                        for (int j = 0; j < argumentCount; j++) {
                            if (infoMessageArguments[j] == null) {
                                writer.write("          <argument number=\"" + j + "\">\n");
                                writer.write("            <class></class>\n");
                                writer.write("            <value>null</value>\n");
                                writer.write("          </argument>\n");

                                continue;
                            }

                            String className = infoMessageArguments[j].getClass().getName();

                            // Ampersand needs to be the first, otherwise it would double-encode
                            // other entities.
                            className = className.replaceAll("&", "&amp;");
                            className = className.replaceAll("<", "&lt;");
                            className = className.replaceAll(">", "&gt;");

                            String value = infoMessageArguments[j].toString();

                            // Ampersand needs to be the first, otherwise it would double-encode
                            // other entities.
                            value = value.replaceAll("&", "&amp;");
                            value = value.replaceAll("<", "&lt;");
                            value = value.replaceAll(">", "&gt;");

                            writer.write("          <argument number=\"" + j + "\">\n");
                            writer.write("            <class>" + className + "</class>\n");
                            writer.write("            <value>" + value + "</value>\n");
                            writer.write("          </argument>\n");
                        }

                        writer.write("        </arguments>\n");
                    }

                    Exception exception = infoMessage.getException();

                    if (exception != null) {
                        writer.write("        <exception>\n");

                        String className = exception.getClass().getName();

                        // Ampersand needs to be the first, otherwise it would double-encode
                        // other entities.
                        className = className.replaceAll("&", "&amp;");
                        className = className.replaceAll("<", "&lt;");
                        className = className.replaceAll(">", "&gt;");

                        writer.write("          <class>" + className + "</class>\n");

                        StringWriter stringWriter = new StringWriter();
                        PrintWriter printWriter = new PrintWriter(stringWriter);
                        exception.printStackTrace(printWriter);
                        String stackTrace = stringWriter.toString();

                        // Ampersand needs to be the first, otherwise it would double-encode
                        // other entities.
                        stackTrace = stackTrace.replaceAll("&", "&amp;");
                        stackTrace = stackTrace.replaceAll("<", "&lt;");
                        stackTrace = stackTrace.replaceAll(">", "&gt;");

                        writer.write("          <stack-trace>" + stackTrace + "</stack-trace>\n");
                        writer.write("        </exception>\n");
                    }

                    writer.write("      </info-message>\n");
                }

                writer.write("    </info-messages>\n");
                writer.write("  </success>\n");
            }

            writer.write("</json-to-xml-1-result-information>\n");
            writer.flush();
            writer.close();
        } catch (FileNotFoundException ex) {
            ex.printStackTrace();
            System.exit(-1);
        } catch (UnsupportedEncodingException ex) {
            ex.printStackTrace();
            System.exit(-1);
        } catch (IOException ex) {
            ex.printStackTrace();
            System.exit(-1);
        }
    }

    converter.getInfoMessages().clear();
    converter.resultInfoFile = null;
}

From source file:Main.java

public static String xmlDocumentToString(final Document doc) {
    try {//from  ww w  .ja v  a  2 s  .  c o  m
        final DOMSource domSource = new DOMSource(doc);
        final StringWriter writer = new StringWriter();
        final StreamResult result = new StreamResult(writer);
        final TransformerFactory tf = TransformerFactory.newInstance();
        final Transformer transformer = tf.newTransformer();
        transformer.transform(domSource, result);
        return writer.toString();
    } catch (final TransformerException ex) {
        ex.printStackTrace();
        return null;
    }
}

From source file:Main.java

/**
 * Convert InputStream to String/*ww  w .  j  av  a 2  s  . c  o  m*/
 *
 * @param stream inputStream
 * @return string
 */
private static String streamToString(InputStream stream) {
    StringWriter writer = null;
    if (stream != null) {
        try {
            InputStreamReader reader = new InputStreamReader(stream, "UTF-8");
            writer = new StringWriter();
            int n;
            char[] buffer = new char[1024 * 4];
            while (-1 != (n = reader.read(buffer))) {
                writer.write(buffer, 0, n);
            }
        } catch (IOException e) {
            // @todo better logging
            e.printStackTrace();
        }
    }
    return writer != null ? writer.toString() : "";
}

From source file:Main.java

public static String format(String input, int indent) {
    try {//w  w w . j  ava  2  s . c  om
        Source xmlInput = new StreamSource(new StringReader(input));
        StringWriter stringWriter = new StringWriter();
        StreamResult xmlOutput = new StreamResult(stringWriter);
        TransformerFactory transformerFactory = TransformerFactory.newInstance();
        transformerFactory.setAttribute("indent-number", indent);
        Transformer transformer = transformerFactory.newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.transform(xmlInput, xmlOutput);
        return xmlOutput.getWriter().toString();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

/**
 * Transform xml Document to String//www  .j av  a2 s  .  com
 * @param doc Xml Document
 * @return String representation
 */
public static String getContent(Document doc) {
    try {
        StringWriter sw = new StringWriter();
        TransformerFactory tf = TransformerFactory.newInstance();
        Transformer transformer = tf.newTransformer();
        transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "no");
        transformer.setOutputProperty(OutputKeys.METHOD, "xml");
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");

        transformer.transform(new DOMSource(doc), new StreamResult(sw));
        return sw.toString();
    } catch (Exception ex) {
        throw new RuntimeException("Error converting to String", ex);
    }
}