private void serializeInternal()

in src/main/java/org/apache/ws/commons/schema/XmlSchema.java [875:924]
37 lines of code
10 McCabe index (conditional complexity)

    private void serializeInternal(XmlSchema schema, Writer out, Map<String, String> options) {

        try {
            XmlSchemaSerializer xser = new XmlSchemaSerializer();
            xser.setExtReg(this.parent.getExtReg());
            Document[] serializedSchemas = xser.serializeSchema(schema, false);
            TransformerFactory trFac = TransformerFactory.newInstance();

            try {
                trFac.setAttribute("indent-number", "4");
            } catch (IllegalArgumentException e) {
                // do nothing - we'll just silently let this pass if it
                // was not compatible
            }

            Source source = new DOMSource(serializedSchemas[0]);
            Result result = new StreamResult(out);
            javax.xml.transform.Transformer tr = trFac.newTransformer();

            // use the input encoding if there is one
            if (schema.inputEncoding != null && !"".equals(schema.inputEncoding)) {
                tr.setOutputProperty(OutputKeys.ENCODING, schema.inputEncoding);
            }

            // let these be configured from outside if any is present
            // Note that one can enforce the encoding by passing the necessary
            // property in options

            if (options == null) {
                options = new HashMap<String, String>();
                loadDefaultOptions(options);
            }
            Iterator<String> keys = options.keySet().iterator();
            while (keys.hasNext()) {
                Object key = keys.next();
                tr.setOutputProperty((String)key, options.get(key));
            }

            tr.transform(source, result);
            out.flush();
        } catch (TransformerConfigurationException e) {
            throw new XmlSchemaException(e.getMessage());
        } catch (TransformerException e) {
            throw new XmlSchemaException(e.getMessage());
        } catch (XmlSchemaSerializer.XmlSchemaSerializerException e) {
            throw new XmlSchemaException(e.getMessage());
        } catch (IOException e) {
            throw new XmlSchemaException(e.getMessage());
        }
    }