Cpp restbed server improvements (#13030)

* Keep old implementation of cpp-restbed generator as cpp-restbed-server-deprecated

* Refactor operation path processing

* Restructure samples directory to better allow writing tests

* Improve templates for cpp-restbed-server

Improve templates

* Add integration tests

* Improvement in templates for cpp-restbed-server

* Fix tests

* Improve cpp-restbed generator

* Improve cpp-restbed-server

* Add more tests

* Add suppoert for arrays of enums in query params

* Generate CMakeLists.txt

* Small improvements and example in Readme

* Add integration tests to maven project

* Update doc

samples/server/petstore/cpp-restbed-deprecated/model/Pet.h

@@ -0,0 +1,123 @@
+/**
+ * OpenAPI Petstore
+ * This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
+ *
+ * The version of the OpenAPI document: 1.0.0
+ * 
+ *
+ * NOTE: This class is auto generated by OpenAPI-Generator unset.
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+/*
+ * Pet.h
+ *
+ * A pet for sale in the pet store
+ */
+
+#ifndef Pet_H_
+#define Pet_H_
+
+
+
+#include "Tag.h"
+#include <string>
+#include "Category.h"
+#include <vector>
+#include <memory>
+#include <vector>
+#include <array>
+#include <boost/property_tree/ptree.hpp>
+
+namespace org {
+namespace openapitools {
+namespace server {
+namespace model {
+
+/// <summary>
+/// A pet for sale in the pet store
+/// </summary>
+class  Pet 
+{
+public:
+    Pet() = default;
+    explicit Pet(boost::property_tree::ptree const& pt);
+    virtual ~Pet() = default;
+
+    std::string toJsonString(bool prettyJson = false);
+    void fromJsonString(std::string const& jsonString);
+    boost::property_tree::ptree toPropertyTree();
+    void fromPropertyTree(boost::property_tree::ptree const& pt);
+
+    /////////////////////////////////////////////
+    /// Pet members
+
+    /// <summary>
+    /// 
+    /// </summary>
+    int64_t getId() const;
+    void setId(int64_t value);
+
+    /// <summary>
+    /// 
+    /// </summary>
+    std::shared_ptr<Category> getCategory() const;
+    void setCategory(std::shared_ptr<Category> value);
+
+    /// <summary>
+    /// 
+    /// </summary>
+    std::string getName() const;
+    void setName(std::string value);
+
+    /// <summary>
+    /// 
+    /// </summary>
+    std::vector<std::string> getPhotoUrls() const;
+    void setPhotoUrls(std::vector<std::string> value);
+
+    /// <summary>
+    /// 
+    /// </summary>
+    std::vector<std::shared_ptr<Tag>> getTags() const;
+    void setTags(std::vector<std::shared_ptr<Tag>> value);
+
+    /// <summary>
+    /// pet status in the store
+    /// </summary>
+    std::string getStatus() const;
+    void setStatus(std::string value);
+
+protected:
+    //////////////////////////////////////
+    // Override these for customization //
+    //////////////////////////////////////
+
+    virtual std::string toJsonString_internal(bool prettyJson = false);
+    virtual void fromJsonString_internal(std::string const& jsonString);
+    virtual boost::property_tree::ptree toPropertyTree_internal();
+    virtual void fromPropertyTree_internal(boost::property_tree::ptree const& pt);
+
+
+protected:
+    int64_t m_Id = 0L;
+    std::shared_ptr<Category> m_Category;
+    std::string m_Name = "";
+    std::vector<std::string> m_PhotoUrls;
+    std::vector<std::shared_ptr<Tag>> m_Tags;
+    std::string m_Status = "";
+    const std::array<std::string, 3> m_StatusEnum = {
+          "available","pending","sold"
+    };
+
+};
+
+std::vector<Pet> createPetVectorFromJsonString(const std::string& json);
+
+}
+}
+}
+}
+
+#endif /* Pet_H_ */