Add Cookie parameter to Spring code generation

src/main/java/io/swagger/codegen/v3/generators/DefaultCodegenConfig.java

@@ -2223,7 +2223,7 @@ public int compare(CodegenParameter one, CodegenParameter another) {
  codegenOperation.pathParams = addHasMore(pathParams);
  codegenOperation.queryParams = addHasMore(queryParams);
  codegenOperation.headerParams = addHasMore(headerParams);
- // op.cookieParams = cookieParams;
+ codegenOperation.cookieParams = addHasMore(cookieParams);
  codegenOperation.formParams = addHasMore(formParams);
  codegenOperation.requiredParams = addHasMore(requiredParams);
  codegenOperation.externalDocs = operation.getExternalDocs();

src/main/resources/handlebars/JavaSpring/api.mustache

@@ -28,6 +28,7 @@ import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RequestPart;
 import org.springframework.web.multipart.MultipartFile;
+import org.springframework.web.bind.annotation.CookieValue;
 
 {{#jdk8-no-delegate}}
 import javax.servlet.http.HttpServletRequest;
@@ -101,7 +102,7 @@ public interface {{classname}} {
  produces = { {{#produces}}"{{{mediaType}}}"{{#hasMore}}, {{/hasMore}}{{/produces}} }, {{/hasProduces}}{{#hasConsumes}}
  consumes = { {{#consumes}}"{{{mediaType}}}"{{#hasMore}}, {{/hasMore}}{{/consumes}} },{{/hasConsumes}}{{/singleContentTypes}}
  method = RequestMethod.{{httpMethod}})
- {{#defaultInterfaces}}default {{/defaultInterfaces}}{{#responseWrapper}}{{.}}<{{/responseWrapper}}ResponseEntity<{{>returnTypes}}>{{#responseWrapper}}>{{/responseWrapper}} {{#delegate-method}}_{{/delegate-method}}{{operationId}}({{#parameters}}{{>queryParams}}{{>pathParams}}{{>headerParams}}{{>bodyParams}}{{>formParams}}{{#hasMore}},{{/hasMore}}{{/parameters}}){{^defaultInterfaces}}{{#throwsException}} throws Exception{{/throwsException}};{{/defaultInterfaces}}{{#defaultInterfaces}}{{#throwsException}} throws Exception{{/throwsException}} {
+ {{#defaultInterfaces}}default {{/defaultInterfaces}}{{#responseWrapper}}{{.}}<{{/responseWrapper}}ResponseEntity<{{>returnTypes}}>{{#responseWrapper}}>{{/responseWrapper}} {{#delegate-method}}_{{/delegate-method}}{{operationId}}({{#parameters}}{{>queryParams}}{{>pathParams}}{{>headerParams}}{{>cookieParams}}{{>bodyParams}}{{>formParams}}{{#hasMore}},{{/hasMore}}{{/parameters}}){{^defaultInterfaces}}{{#throwsException}} throws Exception{{/throwsException}};{{/defaultInterfaces}}{{#defaultInterfaces}}{{#throwsException}} throws Exception{{/throwsException}} {
  {{#delegate-method}}
  return {{operationId}}({{#parameters}}{{paramName}}{{#hasMore}}, {{/hasMore}}{{/parameters}});
  }

src/main/resources/handlebars/JavaSpring/cookieParams.mustache

@@ -0,0 +1 @@
+{{#isCookieParam}}@ApiParam(value = "{{{description}}}" {{#required}},required=true{{/required}}{{#allowableValues}}, allowableValues="{{#values}}{{{.}}}{{^@last}}, {{/@last}}{{#@last}}{{/@last}}{{/values}}"{{/allowableValues}}{{#defaultValue}}, defaultValue="{{{defaultValue}}}"{{/defaultValue}}) @CookieValue(value="{{baseName}}", required={{#required}}true{{/required}}{{^required}}false{{/required}}) {{>optionalDataType}} {{paramName}}{{/isCookieParam}}