Method populateState

/**
 * Stock method to auto-populate the model state.
 *
 * @return  void
 *
 * @since   1.6
 */
protected function populateState()
{
    $table = $this->getTable();
    $key = $table->getKeyName();
    // Get the pk of the record from the request.
    $pk = Factory::getApplication()->input->getInt($key);
    $this->setState($this->getName() . '.id', $pk);
    // Load the parameters.
    $value = ComponentHelper::getParams($this->option);
    $this->setState('params', $value);
}