[C++][pistache-server] include not existing file "Object.h"

[haibinzero]

Description

In the generated file "DefaultApi.h" which includes "Object.h" but the "Object.h" not exist under the root output directory. Here already found the same issue reported in [cpprest] but I really can't find why this file was generated since the spec file is valid. #6512 #6905

Swagger-codegen version

2.4.5

Swagger declaration file content or url

spec

Command line used for generation

java -jar modules/swagger-codegen-cli/target/swagger-codegen-cli.jar generate \
-i swagger.yaml \
-l pistache-server \
-o /auto_code/cpp

Steps to reproduce

The auto generated files:

[root@kongfu cpp]# tree
.
├── api
│   ├── DefaultApi.cpp
│   └── DefaultApi.h
├── CMakeLists.txt
├── DefaultApiMainServer.cpp
├── impl
│   ├── DefaultApiImpl.cpp
│   └── DefaultApiImpl.h
├── model
│   ├── Interface.cpp
│   ├── Interface.h
│   ├── Link.cpp
│   ├── Link.h
│   ├── ModelBase.cpp
│   └── ModelBase.h
└── README.md

The DefaultApiImpl.h which includes "Object.h"

/*
 * DefaultApi.h
 *
 *
 */

#ifndef DefaultApi_H_
#define DefaultApi_H_


#include <pistache/endpoint.h>
#include <pistache/http.h>
#include <pistache/router.h>
#include <pistache/http_headers.h>

#include "Interface.h"
#include "Object.h"
#include <string>

namespace io {
namespace swagger {
namespace server {
namespace api {

using namespace io::swagger::server::model;

class  DefaultApi {

Related issues/PRs

#6512
#6905

Suggest a fix/enhancement

The Object.h should not be generated here?

[haibinzero]

@sebymiano can you help on this?