Example usage for org.xml.sax.ext LexicalHandler startCDATA

Introduction

In this page you can find the example usage for org.xml.sax.ext LexicalHandler startCDATA.

Prototype

public abstract void startCDATA() throws SAXException;

Source Link

Document

Report the start of a CDATA section.

Usage

From source file:org.kalypso.gml.GMLSAXFactory.java

private void processValueType(final IValuePropertyType pt, final Object propertyValue,
        final QName prefixedQName) throws SAXException {
    final IMarshallingTypeHandler th = pt.getTypeHandler();

    if (th instanceof ISimpleMarshallingTypeHandler<?>) {
        final String xmlString = printSimpleValue(pt, (ISimpleMarshallingTypeHandler<Object>) th,
                propertyValue);//from   ww  w .  j a v a2s  .co m
        if (xmlString != null) {
            // FIXME: this is the right place to write CDATA stuff, but of course now it is a wild hack
            // to look for a specific value. This must of course be decided in a more general way.
            // Maybe we register extensions for specific qnames?
            // TODO: also, it should be only done for String, i.e. in the XsdBaseTypeHandlerString
            final boolean doCData = prefixedQName.equals(new QName(NS.OM, "result"));
            final LexicalHandler lexicalHandler = doCData
                    ? (LexicalHandler) m_reader.getProperty("http://xml.org/sax/properties/lexical-handler")
                    : null;
            if (doCData)
                lexicalHandler.startCDATA();

            m_reader.getContentHandler().characters(xmlString.toCharArray(), 0, xmlString.length());

            if (doCData)
                lexicalHandler.endCDATA();
        }

        return;
    }

    if (propertyValue != null) {
        try {
            th.marshal(propertyValue, m_reader, null, m_gmlVersion);
        } catch (final Exception e) {
            // Catch any exception here: we should always continue to write data in order to minimise data loss here

            // TODO: we need an error handler! Else the user does not get any information about errors

            // TODO Distinguish between normal exceptions and SaxParseException
            final ErrorHandler errorHandler = m_reader.getErrorHandler();
            if (errorHandler == null)
                KalypsoDeegreePlugin.getDefault().getLog().log(StatusUtilities.statusFromThrowable(e));
            else
                errorHandler
                        .error(new SAXParseException("Failed to write property: " + pt.getQName(), null, e));
        }
    }
}

---