private SoapFault readFaultUsingDom()

in shared-libraries/servicemix-soap/src/main/java/org/apache/servicemix/soap/marshalers/SoapReader.java [211:310]
87 lines of code
17 McCabe index (conditional complexity)

    private SoapFault readFaultUsingDom(Element element) throws SoapFault {
        QName code = null;
        QName subcode = null;
        String reason = null;
        URI node = null;
        URI role = null;
        Source details = null;
        // Parse soap 1.1 faults
        if (element.getNamespaceURI().equals(SoapMarshaler.SOAP_11_URI)) {
            // Fault code
            Element child = DOMUtil.getFirstChildElement(element);
            checkElementName(child, SoapMarshaler.SOAP_11_FAULTCODE);
            code = DOMUtil.createQName(child, DOMUtil.getElementText(child));
            // Fault string
            child = DOMUtil.getNextSiblingElement(child);
            checkElementName(child, SoapMarshaler.SOAP_11_FAULTSTRING);
            reason = DOMUtil.getElementText(child);
            child = DOMUtil.getNextSiblingElement(child);
            QName childname = DOMUtil.getQName(child);
            // Fault actor
            if (SoapMarshaler.SOAP_11_FAULTACTOR.equals(childname)) {
                node = URI.create(DOMUtil.getElementText(child));
                child = DOMUtil.getNextSiblingElement(child);
                childname = DOMUtil.getQName(child);
            }
            // Fault details
            if (SoapMarshaler.SOAP_11_FAULTDETAIL.equals(childname)) {
                details = getDetailsAsSource(child);
                child = DOMUtil.getNextSiblingElement(child);
                childname = DOMUtil.getQName(child);
            }
            // Nothing should be left
            if (childname != null) {
                throw new SoapFault(SoapFault.SENDER, "Unexpected element: " + childname);
            }
        // Parse soap 1.2 faults
        } else {
            // Fault code
            Element child = DOMUtil.getFirstChildElement(element);
            checkElementName(child, SoapMarshaler.SOAP_12_FAULTCODE);
            Element subchild = DOMUtil.getFirstChildElement(child);
            checkElementName(subchild, SoapMarshaler.SOAP_12_FAULTVALUE);
            code = DOMUtil.createQName(subchild, DOMUtil.getElementText(subchild));
            if (!SoapMarshaler.SOAP_12_CODE_DATAENCODINGUNKNOWN.equals(code) &&
                !SoapMarshaler.SOAP_12_CODE_MUSTUNDERSTAND.equals(code) &&
                !SoapMarshaler.SOAP_12_CODE_RECEIVER.equals(code) &&
                !SoapMarshaler.SOAP_12_CODE_SENDER.equals(code) &&
                !SoapMarshaler.SOAP_12_CODE_VERSIONMISMATCH.equals(code)) {
                throw new SoapFault(SoapFault.SENDER, "Unexpected fault code: " + code); 
            }
            subchild = DOMUtil.getNextSiblingElement(subchild);
            if (subchild != null) {
                checkElementName(subchild, SoapMarshaler.SOAP_12_FAULTSUBCODE);
                Element subsubchild = DOMUtil.getFirstChildElement(subchild);
                checkElementName(subsubchild, SoapMarshaler.SOAP_12_FAULTVALUE);
                subcode = DOMUtil.createQName(subsubchild, DOMUtil.getElementText(subsubchild));
                subsubchild = DOMUtil.getNextSiblingElement(subsubchild);
                if (subsubchild != null) {
                    checkElementName(subsubchild, SoapMarshaler.SOAP_12_FAULTSUBCODE);
                    throw new SoapFault(SoapFault.RECEIVER, "Unsupported nested subcodes");
                }
            }
            // Fault reason
            child = DOMUtil.getNextSiblingElement(child);
            checkElementName(child, SoapMarshaler.SOAP_12_FAULTREASON);
            subchild = DOMUtil.getFirstChildElement(child);
            checkElementName(subchild, SoapMarshaler.SOAP_12_FAULTTEXT);
            reason = DOMUtil.getElementText(subchild);
            subchild = DOMUtil.getNextSiblingElement(subchild);
            if (subchild != null) {
                throw new SoapFault(SoapFault.RECEIVER, "Unsupported multiple reasons");
            }
            // Fault node
            child = DOMUtil.getNextSiblingElement(child);
            QName childname = DOMUtil.getQName(child);
            if (SoapMarshaler.SOAP_12_FAULTNODE.equals(childname)) {
                node = URI.create(DOMUtil.getElementText(child));
                child = DOMUtil.getNextSiblingElement(child);
                childname = DOMUtil.getQName(child);
            }
            // Fault role
            if (SoapMarshaler.SOAP_12_FAULTROLE.equals(childname)) {
                role = URI.create(DOMUtil.getElementText(child));
                child = DOMUtil.getNextSiblingElement(child);
                childname = DOMUtil.getQName(child);
            }
            // Fault details
            if (SoapMarshaler.SOAP_12_FAULTDETAIL.equals(childname)) {
                details = getDetailsAsSource(child);
                child = DOMUtil.getNextSiblingElement(child);
                childname = DOMUtil.getQName(child);
            }
            // Nothing should be left
            if (childname != null) {
                throw new SoapFault(SoapFault.SENDER, "Unexpected element: " + childname);
            }
        }
        SoapFault fault = new SoapFault(code, subcode, reason, node, role, details);
        return fault;
    }