_last_changed_timestamp = time;
    ImplicitDiagnosisTrigger( AssetID asset_id,                              String sensor_name,                              String sensor_value,                              String state_dim_name,                               long time ) {                super( asset_id );                _sensor_name = sensor_name;        _sensor_value = sensor_value;        _sensor_state_dimension = state_dim_name;                _last_asserted_timestamp = time;        _last_changed_timestamp = time;    } // constructor