Method AddAsFirst

eval/LANE_evaluation/lane2d/src/CJsonObject.cpp:3177–3232

}

bool CJsonObject::AddAsFirst(const CJsonObject& oJsonObject)
{
    cJSON* pFocusData = NULL;
    if (m_pJsonData != NULL)
    {
        pFocusData = m_pJsonData;
    }
    else if (m_pExternJsonDataRef != NULL)
    {
        pFocusData = m_pExternJsonDataRef;
    }
    else
    {
        m_pJsonData = cJSON_CreateArray();
        pFocusData = m_pJsonData;
    }

    if (pFocusData == NULL)
    {
        m_strErrMsg = "json data is null!";
        return(false);
    }
    if (pFocusData->type != cJSON_Array)
    {
        m_strErrMsg = "not a json array! json object?";
        return(false);
    }
    cJSON* pJsonStruct = cJSON_Parse(oJsonObject.ToString().c_str(), &mc_pError);
    if (pJsonStruct == NULL)
    {
        m_strErrMsg = std::string("prase json string error at ") + mc_pError;
        return(false);
    }
    int iArraySizeBeforeAdd = cJSON_GetArraySize(pFocusData);
    cJSON_AddItemToArrayHead(pFocusData, pJsonStruct);
    int iArraySizeAfterAdd = cJSON_GetArraySize(pFocusData);
    if (iArraySizeAfterAdd == iArraySizeBeforeAdd)
    {
        return(false);
    }
#if __cplusplus < 201101L
    for (std::map<unsigned int, CJsonObject*>::iterator iter = m_mapJsonArrayRef.begin();
                    iter != m_mapJsonArrayRef.end(); )
#else
    for (auto iter = m_mapJsonArrayRef.begin(); iter != m_mapJsonArrayRef.end(); )
#endif
    {
        if (iter->second != NULL)
        {
            delete (iter->second);
            iter->second = NULL;
        }
        m_mapJsonArrayRef.erase(iter++);
    }
    return(true);
}

#if __cplusplus < 201101L