public void toSAX()

in src/main/java/org/apache/xmlgraphics/xmp/Metadata.java [98:170]
63 lines of code
16 McCabe index (conditional complexity)

    public void toSAX(ContentHandler handler) throws SAXException {
        AttributesImpl atts = new AttributesImpl();
        handler.startPrefixMapping("x", XMPConstants.XMP_NAMESPACE);
        handler.startElement(XMPConstants.XMP_NAMESPACE, "xmpmeta", "x:xmpmeta", atts);
        handler.startPrefixMapping("rdf", XMPConstants.RDF_NAMESPACE);
        handler.startElement(XMPConstants.RDF_NAMESPACE, "RDF", "rdf:RDF", atts);

        writeCustomDescription(handler);

        //Get all property namespaces
        Set namespaces = new java.util.HashSet();
        Iterator iter = properties.keySet().iterator();
        while (iter.hasNext()) {
            QName n = ((QName)iter.next());
            namespaces.add(n.getNamespaceURI());
        }
        //One Description element per namespace
        iter = namespaces.iterator();
        while (iter.hasNext()) {
            String ns = (String)iter.next();
            XMPSchema schema = XMPSchemaRegistry.getInstance().getSchema(ns);
            String prefix = (schema != null ? schema.getPreferredPrefix() : null);

            boolean first = true;
            boolean empty = true;

            for (Object o : properties.values()) {
                XMPProperty prop = (XMPProperty) o;
                if (prop.getName().getNamespaceURI().equals(ns) && !prop.attribute) {
                    if (first) {
                        if (prefix == null) {
                            prefix = prop.getName().getPrefix();
                        }
                        atts.clear();
                        atts.addAttribute(XMPConstants.RDF_NAMESPACE,
                                "about", "rdf:about", "CDATA", "");
                        if (prefix != null) {
                            handler.startPrefixMapping(prefix, ns);
                        }

                        if (schema != null) {
                            for (Map.Entry<String, String> entry : schema.getExtraNamespaces().entrySet()) {
                                handler.startPrefixMapping(entry.getKey(), entry.getValue());
                            }
                        }

                        handler.startElement(XMPConstants.RDF_NAMESPACE,
                                "Description", "rdf:Description", atts);
                        empty = false;
                        first = false;
                    }
                    prop.toSAX(handler);
                }
            }
            if (!empty) {
                handler.endElement(XMPConstants.RDF_NAMESPACE, "Description", "rdf:Description");
                if (prefix != null) {
                    handler.endPrefixMapping(prefix);
                }

                if (schema != null) {
                    for (String extraPrefix : schema.getExtraNamespaces().keySet()) {
                        handler.endPrefixMapping(extraPrefix);
                    }
                }
            }
        }

        handler.endElement(XMPConstants.RDF_NAMESPACE, "RDF", "rdf:RDF");
        handler.endPrefixMapping("rdf");
        handler.endElement(XMPConstants.XMP_NAMESPACE, "xmpmeta", "x:xmpmeta");
        handler.endPrefixMapping("x");
    }