public function createMemento()
{
$memento = new Memento($this->money);
$memento->setFruits($this->fruits);
$this->memento = $memento;
return $this->memento;
}
public function restoreMemento(Memento $memento)
{
// 将发起人恢复到备忘录对象记录的状态上
$this->_state = $memento->getState();
}
public function restoreFromMemento(Memento $memento)
{
$this->currentState = $memento->getState();
}
public function restore(Memento $memento)
{
$this->state = $memento->getState();
}
public function setMemento(Memento $memento)
{
$this->state = $memento->getState();
}
/**
* @param Memento $cm
*/
public function setMemento(Memento $cm)
{
$this->state = $cm->getState();
}
public function restoreFromMemento(Memento $m)
{
$this->status = $m->getStatus();
}
