Method Load

port/cpl_json.cpp:196–217

* Load json document from file by provided path * @param osPath Path to json file. * @return true on success. If error occurred it can be received using * CPLGetLastErrorMsg method. * */

 *
 */
bool CPLJSONDocument::Load(const std::string &osPath)
{
    GByte *pabyOut = nullptr;
    vsi_l_offset nSize = 0;

    GIntBig nMaxSize = 0;
    if (CPLParseMemorySize(CPLGetConfigOption("CPL_JSON_MAX_SIZE", "100MB"),
                           &nMaxSize, nullptr) != CE_None ||
        nMaxSize <= 0)
        return false;

    if (!VSIIngestFile(nullptr, osPath.c_str(), &pabyOut, &nSize, nMaxSize))
    {
        CPLError(CE_Failure, CPLE_FileIO, "Load json file %s failed",
                 osPath.c_str());
        return false;
    }

    bool bResult = LoadMemory(pabyOut, static_cast<int>(nSize));
    VSIFree(pabyOut);
    return bResult;
}

/**
 * Load json document from memory buffer.