private Operation parseMethod(Method method) {
Operation operation = new Operation();
RequestMapping requestMapping = method.getAnnotation(RequestMapping.class);
Class<?> responseClass = null;
List<String> produces = new ArrayList<String>();
List<String> consumes = new ArrayList<String>();
String responseContainer = null;
String operationId = method.getName();
Map<String, Property> defaultResponseHeaders = null;
Set<Map<String, Object>> customExtensions = null;
ApiOperation apiOperation = method.getAnnotation(ApiOperation.class);
if (apiOperation.hidden()) return null;
if (!"".equals(apiOperation.nickname())) operationId = apiOperation.nickname();
defaultResponseHeaders = parseResponseHeaders(apiOperation.responseHeaders());
operation.summary(apiOperation.value()).description(apiOperation.notes());
customExtensions = parseCustomExtensions(apiOperation.extensions());
if (customExtensions != null) {
for (Map<String, Object> extension : customExtensions) {
if (extension != null) {
for (Map.Entry<String, Object> map : extension.entrySet()) {
operation.setVendorExtension(
map.getKey().startsWith("x-") ? map.getKey() : "x-" + map.getKey(), map.getValue());
}
}
}
}
if (apiOperation.response() != null && !Void.class.equals(apiOperation.response()))
responseClass = apiOperation.response();
if (!"".equals(apiOperation.responseContainer()))
responseContainer = apiOperation.responseContainer();
/// security
if (apiOperation.authorizations() != null) {
List<SecurityRequirement> securities = new ArrayList<SecurityRequirement>();
for (Authorization auth : apiOperation.authorizations()) {
if (auth.value() != null && !"".equals(auth.value())) {
SecurityRequirement security = new SecurityRequirement();
security.setName(auth.value());
AuthorizationScope[] scopes = auth.scopes();
for (AuthorizationScope scope : scopes) {
if (scope.scope() != null && !"".equals(scope.scope())) {
security.addScope(scope.scope());
}
}
securities.add(security);
}
}
if (securities.size() > 0) {
for (SecurityRequirement sec : securities) operation.security(sec);
}
}
if (responseClass == null) {
// pick out response from method declaration
LOG.info("picking up response class from method " + method);
Type t = method.getGenericReturnType();
responseClass = method.getReturnType();
if (responseClass.equals(ResponseEntity.class)) {
responseClass = getGenericSubtype(method.getReturnType(), method.getGenericReturnType());
}
if (!responseClass.equals(Void.class)
&& !"void".equals(responseClass.toString())
&& responseClass.getAnnotation(Api.class) == null) {
LOG.info("reading model " + responseClass);
Map<String, Model> models = ModelConverters.getInstance().readAll(t);
}
}
if (responseClass != null
&& !responseClass.equals(Void.class)
&& !responseClass.equals(ResponseEntity.class)
&& responseClass.getAnnotation(Api.class) == null) {
if (isPrimitive(responseClass)) {
Property responseProperty = null;
Property property = ModelConverters.getInstance().readAsProperty(responseClass);
if (property != null) {
if ("list".equalsIgnoreCase(responseContainer))
responseProperty = new ArrayProperty(property);
else if ("map".equalsIgnoreCase(responseContainer))
responseProperty = new MapProperty(property);
else responseProperty = property;
operation.response(
200,
new Response()
.description("successful operation")
.schema(responseProperty)
.headers(defaultResponseHeaders));
}
} else if (!responseClass.equals(Void.class) && !"void".equals(responseClass.toString())) {
Map<String, Model> models = ModelConverters.getInstance().read(responseClass);
if (models.size() == 0) {
Property pp = ModelConverters.getInstance().readAsProperty(responseClass);
operation.response(
200,
new Response()
.description("successful operation")
.schema(pp)
.headers(defaultResponseHeaders));
}
for (String key : models.keySet()) {
Property responseProperty = null;
if ("list".equalsIgnoreCase(responseContainer))
responseProperty = new ArrayProperty(new RefProperty().asDefault(key));
else if ("map".equalsIgnoreCase(responseContainer))
responseProperty = new MapProperty(new RefProperty().asDefault(key));
else responseProperty = new RefProperty().asDefault(key);
operation.response(
200,
new Response()
.description("successful operation")
.schema(responseProperty)
.headers(defaultResponseHeaders));
swagger.model(key, models.get(key));
}
models = ModelConverters.getInstance().readAll(responseClass);
for (String key : models.keySet()) {
swagger.model(key, models.get(key));
}
}
}
operation.operationId(operationId);
if (requestMapping.produces() != null) {
for (String str : Arrays.asList(requestMapping.produces())) {
if (!produces.contains(str)) {
produces.add(str);
}
}
}
if (requestMapping.consumes() != null) {
for (String str : Arrays.asList(requestMapping.consumes())) {
if (!consumes.contains(str)) {
consumes.add(str);
}
}
}
ApiResponses responseAnnotation = method.getAnnotation(ApiResponses.class);
if (responseAnnotation != null) {
updateApiResponse(operation, responseAnnotation);
} else {
ResponseStatus responseStatus = method.getAnnotation(ResponseStatus.class);
if (responseStatus != null) {
operation.response(
responseStatus.value().value(), new Response().description(responseStatus.reason()));
}
}
boolean isDeprecated = false;
Deprecated annotation = method.getAnnotation(Deprecated.class);
if (annotation != null) isDeprecated = true;
boolean hidden = false;
if (apiOperation != null) hidden = apiOperation.hidden();
// process parameters
Class[] parameterTypes = method.getParameterTypes();
Type[] genericParameterTypes = method.getGenericParameterTypes();
Annotation[][] paramAnnotations = method.getParameterAnnotations();
// paramTypes = method.getParameterTypes
// genericParamTypes = method.getGenericParameterTypes
for (int i = 0; i < parameterTypes.length; i++) {
Type type = genericParameterTypes[i];
List<Annotation> annotations = Arrays.asList(paramAnnotations[i]);
List<Parameter> parameters = getParameters(type, annotations);
for (Parameter parameter : parameters) {
operation.parameter(parameter);
}
}
if (operation.getResponses() == null) {
operation.defaultResponse(new Response().description("successful operation"));
}
// Process @ApiImplicitParams
this.readImplicitParameters(method, operation);
return operation;
}
private void parse(
Swagger swagger, RestDefinition rest, String camelContextId, ClassResolver classResolver) {
List<VerbDefinition> verbs = new ArrayList<>(rest.getVerbs());
// must sort the verbs by uri so we group them together when an uri has multiple operations
Collections.sort(verbs, new VerbOrdering());
// we need to group the operations within the same tag, so use the path as default if not
// configured
String pathAsTag =
rest.getTag() != null ? rest.getTag() : FileUtil.stripLeadingSeparator(rest.getPath());
String summary = rest.getDescriptionText();
if (ObjectHelper.isNotEmpty(pathAsTag)) {
// add rest as tag
Tag tag = new Tag();
tag.description(summary);
tag.name(pathAsTag);
swagger.addTag(tag);
}
// gather all types in use
Set<String> types = new LinkedHashSet<>();
for (VerbDefinition verb : verbs) {
String type = verb.getType();
if (ObjectHelper.isNotEmpty(type)) {
if (type.endsWith("[]")) {
type = type.substring(0, type.length() - 2);
}
types.add(type);
}
type = verb.getOutType();
if (ObjectHelper.isNotEmpty(type)) {
if (type.endsWith("[]")) {
type = type.substring(0, type.length() - 2);
}
types.add(type);
}
// there can also be types in response messages
if (verb.getResponseMsgs() != null) {
for (RestOperationResponseMsgDefinition def : verb.getResponseMsgs()) {
type = def.getResponseModel();
if (ObjectHelper.isNotEmpty(type)) {
if (type.endsWith("[]")) {
type = type.substring(0, type.length() - 2);
}
types.add(type);
}
}
}
}
// use annotation scanner to find models (annotated classes)
for (String type : types) {
Class<?> clazz = classResolver.resolveClass(type);
appendModels(clazz, swagger);
}
// used during gathering of apis
List<Path> paths = new ArrayList<>();
String basePath = rest.getPath();
for (VerbDefinition verb : verbs) {
// the method must be in lower case
String method = verb.asVerb().toLowerCase(Locale.US);
// operation path is a key
String opPath = SwaggerHelper.buildUrl(basePath, verb.getUri());
Operation op = new Operation();
if (ObjectHelper.isNotEmpty(pathAsTag)) {
// group in the same tag
op.addTag(pathAsTag);
}
// add id as vendor extensions
op.getVendorExtensions().put("x-camelContextId", camelContextId);
op.getVendorExtensions().put("x-routeId", verb.getRouteId());
Path path = swagger.getPath(opPath);
if (path == null) {
path = new Path();
paths.add(path);
}
path = path.set(method, op);
String consumes = verb.getConsumes() != null ? verb.getConsumes() : rest.getConsumes();
if (consumes != null) {
String[] parts = consumes.split(",");
for (String part : parts) {
op.addConsumes(part);
}
}
String produces = verb.getProduces() != null ? verb.getProduces() : rest.getProduces();
if (produces != null) {
String[] parts = produces.split(",");
for (String part : parts) {
op.addProduces(part);
}
}
if (verb.getDescriptionText() != null) {
op.summary(verb.getDescriptionText());
}
for (RestOperationParamDefinition param : verb.getParams()) {
Parameter parameter = null;
if (param.getType().equals(RestParamType.body)) {
parameter = new BodyParameter();
} else if (param.getType().equals(RestParamType.form)) {
parameter = new FormParameter();
} else if (param.getType().equals(RestParamType.header)) {
parameter = new HeaderParameter();
} else if (param.getType().equals(RestParamType.path)) {
parameter = new PathParameter();
} else if (param.getType().equals(RestParamType.query)) {
parameter = new QueryParameter();
}
if (parameter != null) {
parameter.setName(param.getName());
parameter.setAccess(param.getAccess());
parameter.setDescription(param.getDescription());
parameter.setRequired(param.getRequired());
// set type on parameter
if (parameter instanceof SerializableParameter) {
SerializableParameter sp = (SerializableParameter) parameter;
if (param.getDataType() != null) {
sp.setType(param.getDataType());
}
if (param.getAllowableValues() != null) {
sp.setEnum(param.getAllowableValues());
}
}
// set schema on body parameter
if (parameter instanceof BodyParameter) {
BodyParameter bp = (BodyParameter) parameter;
if (verb.getType() != null) {
String ref = modelTypeAsRef(verb.getType(), swagger);
if (ref != null) {
bp.setSchema(new RefModel(ref));
}
}
}
op.addParameter(parameter);
}
}
// if we have an out type then set that as response message
if (verb.getOutType() != null) {
Response response = new Response();
Property prop = modelTypeAsProperty(verb.getOutType(), swagger);
response.setSchema(prop);
response.setDescription("Output type");
op.addResponse("200", response);
}
// enrich with configured response messages from the rest-dsl
for (RestOperationResponseMsgDefinition msg : verb.getResponseMsgs()) {
Response response = null;
if (op.getResponses() != null) {
response = op.getResponses().get(msg.getCode());
}
if (response == null) {
response = new Response();
}
if (ObjectHelper.isNotEmpty(msg.getResponseModel())) {
Property prop = modelTypeAsProperty(msg.getResponseModel(), swagger);
response.setSchema(prop);
}
response.setDescription(msg.getMessage());
op.addResponse(msg.getCode(), response);
}
// add path
swagger.path(opPath, path);
}
}
public Operation operation(ObjectNode obj, String location, ParseResult result) {
if (obj == null) {
return null;
}
Operation output = new Operation();
ArrayNode array = getArray("tags", obj, false, location, result);
List<String> tags = tagStrings(array, location, result);
if (tags != null) {
output.tags(tags);
}
String value = getString("summary", obj, false, location, result);
output.summary(value);
value = getString("description", obj, false, location, result);
output.description(value);
ObjectNode externalDocs = getObject("externalDocs", obj, false, location, result);
ExternalDocs docs = externalDocs(externalDocs, location, result);
output.setExternalDocs(docs);
value = getString("operationId", obj, false, location, result);
output.operationId(value);
array = getArray("consumes", obj, false, location, result);
if (array != null) {
if (array.size() == 0) {
output.consumes(Collections.<String>emptyList());
} else {
Iterator<JsonNode> it = array.iterator();
while (it.hasNext()) {
JsonNode n = it.next();
String s = getString(n, location + ".consumes", result);
if (s != null) {
output.consumes(s);
}
}
}
}
array = getArray("produces", obj, false, location, result);
if (array != null) {
if (array.size() == 0) {
output.produces(Collections.<String>emptyList());
} else {
Iterator<JsonNode> it = array.iterator();
while (it.hasNext()) {
JsonNode n = it.next();
String s = getString(n, location + ".produces", result);
if (s != null) {
output.produces(s);
}
}
}
}
ArrayNode parameters = getArray("parameters", obj, false, location, result);
output.setParameters(parameters(parameters, location, result));
ObjectNode responses = getObject("responses", obj, true, location, result);
output.setResponses(responses(responses, location, result));
array = getArray("schemes", obj, false, location, result);
if (array != null) {
Iterator<JsonNode> it = array.iterator();
while (it.hasNext()) {
JsonNode n = it.next();
String s = getString(n, location + ".schemes", result);
if (s != null) {
Scheme scheme = Scheme.forValue(s);
if (scheme != null) {
output.scheme(scheme);
}
}
}
}
Boolean deprecated = getBoolean("deprecated", obj, false, location, result);
if (deprecated != null) {
output.setDeprecated(deprecated);
}
array = getArray("security", obj, false, location, result);
List<SecurityRequirement> security = securityRequirements(array, location, result);
if (security != null) {
List<Map<String, List<String>>> ss = new ArrayList<>();
for (SecurityRequirement s : security) {
if (s.getRequirements() != null && s.getRequirements().size() > 0) {
ss.add(s.getRequirements());
}
}
output.setSecurity(ss);
}
// extra keys
Set<String> keys = getKeys(obj);
for (String key : keys) {
if (key.startsWith("x-")) {
output.setVendorExtension(key, extension(obj.get(key)));
} else if (!OPERATION_KEYS.contains(key)) {
result.extra(location, key, obj.get(key));
}
}
return output;
}
