[qt] Fix warning message (#7815)

* [qt] fix warning message

* remove unused model.mustache file

Author: MartinDelille

modules/swagger-codegen/src/main/resources/qt5cpp/model-header.mustache

@@ -30,10 +30,10 @@ public:
     void init();
     void cleanup();
 
-    QString asJson ();
-    QJsonObject asJsonObject();
-    void fromJsonObject(QJsonObject json);
-    {{classname}}* fromJson(QString jsonString);
+    QString asJson () override;
+    QJsonObject asJsonObject() override;
+    void fromJsonObject(QJsonObject json) override;
+    {{classname}}* fromJson(QString jsonString) override;
 
     {{#vars}}
     {{{datatype}}} {{getter}}();

modules/swagger-codegen/src/main/resources/qt5cpp/model.mustache

@@ -36,10 +36,10 @@ class SWGApiResponse: public SWGObject {
     void init();
     void cleanup();
 
-    QString asJson ();
-    QJsonObject asJsonObject();
-    void fromJsonObject(QJsonObject json);
-    SWGApiResponse* fromJson(QString jsonString);
+    QString asJson () override;
+    QJsonObject asJsonObject() override;
+    void fromJsonObject(QJsonObject json) override;
+    SWGApiResponse* fromJson(QString jsonString) override;
 
     qint32 getCode();
     void setCode(qint32 code);

samples/client/petstore/qt5cpp/client/SWGApiResponse.h

@@ -36,10 +36,10 @@ class SWGCategory: public SWGObject {
     void init();
     void cleanup();
 
-    QString asJson ();
-    QJsonObject asJsonObject();
-    void fromJsonObject(QJsonObject json);
-    SWGCategory* fromJson(QString jsonString);
+    QString asJson () override;
+    QJsonObject asJsonObject() override;
+    void fromJsonObject(QJsonObject json) override;
+    SWGCategory* fromJson(QString jsonString) override;
 
     qint64 getId();
     void setId(qint64 id);

samples/client/petstore/qt5cpp/client/SWGCategory.h

@@ -37,10 +37,10 @@ class SWGOrder: public SWGObject {
     void init();
     void cleanup();
 
-    QString asJson ();
-    QJsonObject asJsonObject();
-    void fromJsonObject(QJsonObject json);
-    SWGOrder* fromJson(QString jsonString);
+    QString asJson () override;
+    QJsonObject asJsonObject() override;
+    void fromJsonObject(QJsonObject json) override;
+    SWGOrder* fromJson(QString jsonString) override;
 
     qint64 getId();
     void setId(qint64 id);

samples/client/petstore/qt5cpp/client/SWGOrder.h

@@ -39,10 +39,10 @@ class SWGPet: public SWGObject {
     void init();
     void cleanup();
 
-    QString asJson ();
-    QJsonObject asJsonObject();
-    void fromJsonObject(QJsonObject json);
-    SWGPet* fromJson(QString jsonString);
+    QString asJson () override;
+    QJsonObject asJsonObject() override;
+    void fromJsonObject(QJsonObject json) override;
+    SWGPet* fromJson(QString jsonString) override;
 
     qint64 getId();
     void setId(qint64 id);

samples/client/petstore/qt5cpp/client/SWGPet.h

@@ -36,10 +36,10 @@ class SWGTag: public SWGObject {
     void init();
     void cleanup();
 
-    QString asJson ();
-    QJsonObject asJsonObject();
-    void fromJsonObject(QJsonObject json);
-    SWGTag* fromJson(QString jsonString);
+    QString asJson () override;
+    QJsonObject asJsonObject() override;
+    void fromJsonObject(QJsonObject json) override;
+    SWGTag* fromJson(QString jsonString) override;
 
     qint64 getId();
     void setId(qint64 id);

samples/client/petstore/qt5cpp/client/SWGTag.h

@@ -36,10 +36,10 @@ class SWGUser: public SWGObject {
     void init();
     void cleanup();
 
-    QString asJson ();
-    QJsonObject asJsonObject();
-    void fromJsonObject(QJsonObject json);
-    SWGUser* fromJson(QString jsonString);
+    QString asJson () override;
+    QJsonObject asJsonObject() override;
+    void fromJsonObject(QJsonObject json) override;
+    SWGUser* fromJson(QString jsonString) override;
 
     qint64 getId();
     void setId(qint64 id);