public static void checkForWrapped()

in rt/wsdl/src/main/java/org/apache/cxf/wsdl11/WSDLServiceBuilder.java [650:781]
107 lines of code
34 McCabe index (conditional complexity)

    public static void checkForWrapped(OperationInfo opInfo, boolean allowRefs,
                                       boolean relaxed, Level logLevel) {
        MessageInfo inputMessage = opInfo.getInput();
        MessageInfo outputMessage = opInfo.getOutput();
        boolean passedRule = true;
        // RULE No.1:
        // The operation's input and output message (if present) each contain
        // only a single part
        // input message must exist
        if (inputMessage == null || inputMessage.size() == 0
            || (inputMessage.size() > 1 && !relaxed)) {
            passedRule = false;
        }
        if (outputMessage != null && outputMessage.size() > 1) {
            passedRule = false;
        }

        if (!passedRule) {
            org.apache.cxf.common.i18n.Message message
                = new org.apache.cxf.common.i18n.Message("WRAPPED_RULE_1", LOG, opInfo.getName());
            LOG.log(logLevel, message.toString());
            return;
        }
        SchemaCollection schemas = opInfo.getInterface().getService().getXmlSchemaCollection();
        XmlSchemaElement inputEl = null;
        XmlSchemaElement outputEl = null;

        // RULE No.2:
        // The input message part refers to a global element declaration whose
        // local name is equal to the operation name.
        MessagePartInfo inputPart = inputMessage.getMessagePartByIndex(0);
        if (!inputPart.isElement()) {
            passedRule = false;
        } else {
            QName inputElementName = inputPart.getElementQName();
            inputEl = schemas.getElementByQName(inputElementName);
            if (inputEl == null) {
                passedRule = false;
            } else if (!opInfo.getName().getLocalPart().equals(inputElementName.getLocalPart())) {
                passedRule = relaxed;
            }
        }

        if (!passedRule) {
            org.apache.cxf.common.i18n.Message message
                = new org.apache.cxf.common.i18n.Message("WRAPPED_RULE_2", LOG, opInfo.getName());
            LOG.log(logLevel, message.toString());
            return;
        }
        // RULE No.3:
        // The output message part refers to a global element declaration
        if (outputMessage != null && outputMessage.size() == 1) {
            final MessagePartInfo outputPart = outputMessage.getMessagePartByIndex(0);
            if (outputPart != null) {
                if (!outputPart.isElement()
                    || schemas.getElementByQName(outputPart.getElementQName()) == null) {
                    passedRule = false;
                } else {
                    outputEl = schemas.getElementByQName(outputPart.getElementQName());
                }
            }
        }

        if (!passedRule) {
            org.apache.cxf.common.i18n.Message message
                = new org.apache.cxf.common.i18n.Message("WRAPPED_RULE_3", LOG, opInfo.getName());
            LOG.log(logLevel, message.toString());
            return;
        }
        // RULE No.4 and No5:
        // wrapper element should be pure complex type

        // Now lets see if we have any attributes...
        // This should probably look at the restricted and substitute types too.
        OperationInfo unwrapped = new UnwrappedOperationInfo(opInfo);
        MessageInfo unwrappedInput = new MessageInfo(unwrapped, MessageInfo.Type.INPUT,
                                                     inputMessage.getName());
        MessageInfo unwrappedOutput = null;

        XmlSchemaComplexType xsct;
        if (inputEl.getSchemaType() instanceof XmlSchemaComplexType) {

            xsct = (XmlSchemaComplexType)inputEl.getSchemaType();
            if (hasAttributes(xsct)
                || (inputEl.isNillable() && !relaxed)
                || !isWrappableSequence(xsct, inputEl.getQName().getNamespaceURI(),
                                        unwrappedInput, allowRefs)) {
                passedRule = false;
            }
        } else {
            passedRule = false;
        }

        if (!passedRule) {
            org.apache.cxf.common.i18n.Message message
                = new org.apache.cxf.common.i18n.Message("WRAPPED_RULE_4", LOG, opInfo.getName());
            LOG.log(logLevel, message.toString());
            return;
        }

        if (outputMessage != null) {
            unwrappedOutput = new MessageInfo(unwrapped, MessageInfo.Type.OUTPUT, outputMessage.getName());

            if (outputEl != null && outputEl.getSchemaType() instanceof XmlSchemaComplexType) {
                xsct = (XmlSchemaComplexType)outputEl.getSchemaType();
                if (xsct.isAbstract()) {
                    passedRule = false;
                }
                if (hasAttributes(xsct)
                    || (outputEl.isNillable() && !relaxed)
                    || !isWrappableSequence(xsct, outputEl.getQName().getNamespaceURI(), unwrappedOutput,
                                            allowRefs)) {
                    passedRule = false;
                }
            } else {
                passedRule = false;
            }
        }

        if (!passedRule) {
            org.apache.cxf.common.i18n.Message message
                = new org.apache.cxf.common.i18n.Message("WRAPPED_RULE_5", LOG, opInfo.getName());
            LOG.log(logLevel, message.toString());
            return;
        }
        // we are wrappable!!
        opInfo.setUnwrappedOperation(unwrapped);
        unwrapped.setInput(opInfo.getInputName(), unwrappedInput);
        if (outputMessage != null) {
            unwrapped.setOutput(opInfo.getOutputName(), unwrappedOutput);
        }
    }