Examples with RESTToSOAPMsgTemplate org.wso2.carbon.apimgt.impl.wsdl.template.RESTToSOAPMsgTemplate used on opensource projects

Example 1 with RESTToSOAPMsgTemplate

use of org.wso2.carbon.apimgt.impl.wsdl.template.RESTToSOAPMsgTemplate in project carbon-apimgt by wso2.

the class SequenceGenerator method generateSequencesFromSwagger.

/**
 * Generates in/out sequences from the swagger given
 *
 * @param swaggerStr swagger string
 * @throws APIManagementException
 */
public static List<SOAPToRestSequence> generateSequencesFromSwagger(String swaggerStr) throws APIManagementException {
    List<SOAPToRestSequence> sequences = new ArrayList<SOAPToRestSequence>();
    Swagger swagger = new SwaggerParser().parse(swaggerStr);
    Map<String, Model> definitions = swagger.getDefinitions();
    // Configure serializers
    SimpleModule simpleModule = new SimpleModule().addSerializer(new JsonNodeExampleSerializer());
    Json.mapper().registerModule(simpleModule);
    Yaml.mapper().registerModule(simpleModule);
    Map<String, Path> paths = swagger.getPaths();
    for (String pathName : paths.keySet()) {
        Path path = paths.get(pathName);
        Map<HttpMethod, Operation> operationMap = path.getOperationMap();
        for (HttpMethod httpMethod : operationMap.keySet()) {
            boolean isResourceFromWSDL = false;
            Map<String, String> parameterJsonPathMapping = new HashMap<>();
            Map<String, String> queryParameters = new HashMap<>();
            Operation operation = operationMap.get(httpMethod);
            String operationId = operation.getOperationId();
            // get vendor extensions
            Map<String, Object> vendorExtensions = operation.getVendorExtensions();
            Object vendorExtensionObj = vendorExtensions.get("x-wso2-soap");
            String soapAction = SOAPToRESTConstants.EMPTY_STRING;
            String namespace = SOAPToRESTConstants.EMPTY_STRING;
            String soapVersion = SOAPToRESTConstants.EMPTY_STRING;
            if (vendorExtensionObj != null) {
                soapAction = (String) ((LinkedHashMap) vendorExtensionObj).get("soap-action");
                namespace = (String) ((LinkedHashMap) vendorExtensionObj).get("namespace");
                soapVersion = (String) ((LinkedHashMap) vendorExtensionObj).get(SOAPToRESTConstants.Swagger.SOAP_VERSION);
                soapMessageType = (String) ((LinkedHashMap) vendorExtensionObj).get(SOAPToRESTConstants.Swagger.SOAP_MESSAGE_TYPE);
                soapStyle = (String) ((LinkedHashMap) vendorExtensionObj).get(SOAPToRESTConstants.Swagger.SOAP_STYLE);
                isResourceFromWSDL = true;
            }
            String soapNamespace = SOAPToRESTConstants.SOAP12_NAMSPACE;
            if (StringUtils.isNotBlank(soapVersion) && SOAPToRESTConstants.SOAP_VERSION_11.equals(soapVersion)) {
                soapNamespace = SOAPToRESTConstants.SOAP11_NAMESPACE;
            }
            List<Parameter> parameters = operation.getParameters();
            for (Parameter parameter : parameters) {
                String name = parameter.getName();
                if (parameter instanceof BodyParameter) {
                    Model schema = ((BodyParameter) parameter).getSchema();
                    if (schema instanceof RefModel) {
                        String $ref = ((RefModel) schema).get$ref();
                        if (StringUtils.isNotBlank($ref)) {
                            String defName = $ref.substring("#/definitions/".length());
                            Model model = definitions.get(defName);
                            Example example = ExampleBuilder.fromModel(defName, model, definitions, new HashSet<String>());
                            replaceNullWithStringExample(example);
                            String jsonExample = Json.pretty(example);
                            try {
                                org.json.JSONObject json = new org.json.JSONObject(jsonExample);
                                SequenceUtils.listJson(json, parameterJsonPathMapping);
                            } catch (JSONException e) {
                                log.error("Error occurred while generating json mapping for the definition", e);
                            }
                        }
                    }
                }
                if (parameter instanceof QueryParameter) {
                    String type = ((QueryParameter) parameter).getType();
                    queryParameters.put(name, type);
                }
            }
            // populates body parameter json paths and query parameters to generate api sequence parameters
            populateParametersFromOperation(operation, definitions, parameterJsonPathMapping, queryParameters);
            Map<String, String> payloadSequence = createPayloadFacXMLForOperation(parameterJsonPathMapping, queryParameters, namespace, SOAPToRESTConstants.EMPTY_STRING, operationId, definitions);
            try {
                String[] propAndArgElements = getPropertyAndArgElementsForSequence(parameterJsonPathMapping, queryParameters);
                if (log.isDebugEnabled()) {
                    log.debug("properties string for the generated sequence: " + propAndArgElements[0]);
                    log.debug("arguments string for the generated sequence: " + propAndArgElements[1]);
                }
                org.json.simple.JSONArray arraySequenceElements = new org.json.simple.JSONArray();
                // gets array elements for the sequence to be used
                getArraySequenceElements(arraySequenceElements, parameterJsonPathMapping);
                Map<String, String> sequenceMap = new HashMap<>();
                sequenceMap.put("args", propAndArgElements[0]);
                sequenceMap.put("properties", propAndArgElements[1]);
                sequenceMap.put("sequence", payloadSequence.get(operationId));
                RESTToSOAPMsgTemplate template = new RESTToSOAPMsgTemplate();
                String inSequence = template.getMappingInSequence(sequenceMap, operationId, soapAction, namespace, soapNamespace, arraySequenceElements);
                String outSequence = template.getMappingOutSequence();
                if (isResourceFromWSDL) {
                    SOAPToRestSequence inSeq = new SOAPToRestSequence(httpMethod.toString().toLowerCase(), pathName, inSequence, Direction.IN);
                    sequences.add(inSeq);
                    SOAPToRestSequence outSeq = new SOAPToRestSequence(httpMethod.toString().toLowerCase(), pathName, outSequence, Direction.OUT);
                    sequences.add(outSeq);
                }
            } catch (APIManagementException e) {
                handleException("Error when generating sequence property and arg elements for soap operation: " + operationId, e);
            }
        }
    }
    return sequences;
}