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(int initialSize) 

Source Link

Document

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

Usage

From source file:Main.java

public static String getXMLContent(XMLEventReader reader, StartElement element, boolean decodeCharacters)
        throws XMLStreamException {
    String rootElementName = getLocalName(element);

    StringWriter buffer = new StringWriter(1024);

    StartElement pendingElement = null;
    String pendingElementName = null;

    while (reader.hasNext()) {
        XMLEvent event = reader.nextEvent();

        if (pendingElement != null) {
            boolean skip = false;

            if (event.isEndElement() && pendingElementName.equals(getLocalName(event.asEndElement()))) {
                writeAsEncodedUnicode(pendingElement, buffer, true); // empty tag
                skip = true; // skip this end tag
            } else {
                writeAsEncodedUnicode(pendingElement, buffer, false);
            }/* ww w  . j a v  a 2s  .  c o m*/

            pendingElement = null;
            pendingElementName = null;

            if (skip)
                continue;
        }

        if (event.isEndElement()) {
            EndElement endElement = event.asEndElement();
            String name = getLocalName(endElement);

            if (rootElementName.equals(name))
                return buffer.toString();

            writeAsEncodedUnicode(endElement, buffer);
        } else if (event.isStartElement()) {
            pendingElement = event.asStartElement();
            pendingElementName = getLocalName(pendingElement);
        } else if (event.isCharacters() && decodeCharacters) {
            buffer.append(event.asCharacters().getData());
        } else {
            event.writeAsEncodedUnicode(buffer);
        }
    }

    throw new XMLStreamException(format("Missing closing tag for '" + rootElementName + "' element", element));
}

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From source file:Main.java

/**
 * Pulled from apache lang commons project (StringUtils).
 * /*from  w w  w.ja  v a2 s. c om*/
 * <p>Worker method for the {@link #escapeJavaScript(String)} method.</p>
 * 
 * @param str String to escape values in, may be null
 * @param escapeSingleQuotes escapes single quotes if <code>true</code>
 * @return the escaped string
 */
private static String escapeJavaStyleString(String str, boolean escapeSingleQuotes) {
    if (str == null) {
        return null;
    }
    try {
        StringWriter writer = new StringWriter(str.length() * 2);
        escapeJavaStyleString(writer, str, escapeSingleQuotes);
        return writer.toString();
    } catch (IOException ioe) {
        // this should never ever happen while writing to a StringWriter
        ioe.printStackTrace();
        return null;
    }
}

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From source file:Main.java

static String escape(String input) {
    StringWriter output = new StringWriter(input.length() * 2);
    for (int i = 0; i < input.length(); i++) {
        char c = input.charAt(i);
        if (c == '"') {
            output.append("&quot;");
        } else if (c == '\'') {
            output.append("&apos;");
        } else if (c == '<') {
            output.append("&lt;");
        } else if (c == '>') {
            output.append("&gt;");
        } else if (c == '&') {
            output.append("&amp;");
        } else {//  w w  w.  ja v a  2  s . com
            output.append(c);
        }
    }
    return output.toString();
}

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From source file:Main.java

public static String dumpException(Throwable e) {
    StringWriter sw = new StringWriter(160);
    sw.write(e.getClass().getName());/*from   w  w w . j a v a  2s.  com*/
    sw.write(":\n");
    e.printStackTrace(new PrintWriter(sw));
    return sw.toString();
}

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From source file:Main.java

/**
 * Get a string representation of the current stack state of all the active threads.
 *//*from w  w  w .j  a  va2 s.co  m*/
public static String getStackTraces() {
    StringWriter stringWriter = new StringWriter(5000);
    printStackTraces(new PrintWriter(stringWriter));
    return stringWriter.toString();
}

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