class FakeApi {

    @ApiOperation(value = "Fake endpoint to test group parameters (optional)",
            notes = "Fake endpoint to test group parameters (optional)",
            nickname = "testGroupParameters",
            tags = { "fake" })
    @ApiResponses(value = { 
            @ApiResponse(code = 400, message = "Someting wrong")  })
    public TestGroupParametersOper testGroupParameters() {
        return new TestGroupParametersOper(createReqSpec());
    }

    private  FakeApi(Supplier<RequestSpecBuilder> reqSpecSupplier);

}