BackupUtil - Write content into XML with Boost Property Tree

Configuration.cpp

Configuration::Configuration()
{
    try {
        boost::property_tree::read_xml(filesystem::current_path().string() + GENERIC_PATH_SEPARATOR + INDEX_FILENAME, backupConfig);
    }
    catch( const boost::property_tree::ptree_error &e ) {
        cout << e.what() << endl;
    }
}

Configuration.h

class Configuration
{
private:
    Configuration();


public:
    static Configuration* getInstance()
    {
        if( !instance )
            instance = new Configuration();

        return instance;
    }

    inline void updateConfiguration(string configPath)
    {
        boost::property_tree::write_xml(configPath, backupConfig);
    }
    
    boost::property_tree::ptree readConfigFile();
    boost::property_tree::ptree readConfigFile(string configPath);


public:
    boost::property_tree::ptree getBackupConfig() const { return backupConfig; }

private:
    static Configuration *instance;

    boost::property_tree::ptree backupConfig;

};