private static void readSend()

in src/main/java/org/apache/commons/scxml2/io/SCXMLReader.java [1745:1851]
100 lines of code
22 McCabe index (conditional complexity)

    private static void readSend(final XMLStreamReader reader, final Configuration configuration,
                                 final Executable executable, final ActionsContainer parent)
            throws XMLStreamException, ModelException {

        if (executable instanceof Finalize) {
            // https://www.w3.org/TR/2015/REC-scxml-20150901/#finalize
            // [...] the executable content inside <finalize> MUST NOT raise events or invoke external actions.
            // In particular, the <send> and <raise> elements MUST NOT occur.
            reportIgnoredElement(reader, configuration, SCXMLConstants.ELEM_FINALIZE, SCXMLConstants.XMLNS_SCXML, SCXMLConstants.ELEM_SEND);
            return;
        }

        final Send send = new Send();
        send.setId(readAV(reader, SCXMLConstants.ATTR_ID));
        String attrValue = readAV(reader, SCXMLConstants.ATTR_IDLOCATION);
        if (attrValue != null) {
            if (send.getId() != null) {
                reportConflictingAttribute(reader, configuration, SCXMLConstants.ELEM_SEND, SCXMLConstants.ATTR_ID, SCXMLConstants.ATTR_IDLOCATION);
            }
            else {
                send.setIdlocation(attrValue);
            }
        }
        send.setDelay(readAV(reader, SCXMLConstants.ATTR_DELAY));
        attrValue = readAV(reader, SCXMLConstants.ATTR_DELAYEXPR);
        if (attrValue != null) {
            if (send.getDelay() != null) {
                reportConflictingAttribute(reader, configuration, SCXMLConstants.ELEM_SEND, SCXMLConstants.ATTR_DELAY, SCXMLConstants.ATTR_DELAYEXPR);
            }
            else {
                send.setDelayexpr(attrValue);
            }
        }
        send.setEvent(readAV(reader, SCXMLConstants.ATTR_EVENT));
        attrValue = readAV(reader, SCXMLConstants.ATTR_EVENTEXPR);
        if (attrValue != null) {
            if (send.getEvent() != null) {
                reportConflictingAttribute(reader, configuration, SCXMLConstants.ELEM_SEND, SCXMLConstants.ATTR_EVENT, SCXMLConstants.ATTR_EVENTEXPR);
            }
            else {
                send.setEventexpr(attrValue);
            }
        }
        send.setHints(readAV(reader, SCXMLConstants.ATTR_HINTS));
        send.setNamelist(readAV(reader, SCXMLConstants.ATTR_NAMELIST));
        send.setTarget(readAV(reader, SCXMLConstants.ATTR_TARGET));
        attrValue = readAV(reader, SCXMLConstants.ATTR_TARGETEXPR);
        if (attrValue != null) {
            if (send.getTarget() != null) {
                reportConflictingAttribute(reader, configuration, SCXMLConstants.ELEM_SEND, SCXMLConstants.ATTR_TARGET, SCXMLConstants.ATTR_TARGETEXPR);
            }
            else {
                send.setTargetexpr(attrValue);
            }
        }
        send.setType(readAV(reader, SCXMLConstants.ATTR_TYPE));
        attrValue = readAV(reader, SCXMLConstants.ATTR_TYPEEXPR);
        if (attrValue != null) {
            if (send.getType() != null) {
                reportConflictingAttribute(reader, configuration, SCXMLConstants.ELEM_SEND, SCXMLConstants.ATTR_TYPE, SCXMLConstants.ATTR_TYPEEXPR);
            }
            else {
                send.setTypeexpr(attrValue);
            }
        }

        loop : while (reader.hasNext()) {
            String name, nsURI;
            switch (reader.next()) {
                case XMLStreamConstants.START_ELEMENT:
                    nsURI = reader.getNamespaceURI();
                    name = reader.getLocalName();
                    if (SCXMLConstants.XMLNS_SCXML.equals(nsURI)) {
                        if (SCXMLConstants.ELEM_PARAM.equals(name)) {
                            if (send.getContent() == null) {
                                readParam(reader, configuration, send);
                            }
                            else {
                                reportIgnoredElement(reader, configuration, SCXMLConstants.ELEM_SEND, nsURI, name);
                            }
                        } else if (SCXMLConstants.ELEM_CONTENT.equals(name)) {
                            if (send.getNamelist() == null && send.getParams().isEmpty()) {
                                readContent(reader, configuration, send);
                            }
                            else {
                                reportIgnoredElement(reader, configuration, SCXMLConstants.ELEM_SEND, nsURI, name);
                            }
                        } else {
                            reportIgnoredElement(reader, configuration, SCXMLConstants.ELEM_SEND, nsURI, name);
                        }
                    } else {
                        reportIgnoredElement(reader, configuration, SCXMLConstants.ELEM_SEND, nsURI, name);
                    }
                    break;
                case XMLStreamConstants.END_ELEMENT:
                    break loop;
                default:
            }
        }

        send.setParent(executable);
        if (parent != null) {
            parent.addAction(send);
        } else {
            executable.addAction(send);
        }
    }