本文介绍了Java-强制实现已实现方法的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我有三个班级遇到问题.它们的名称为:GameScene,StageScene,StageOne.我的问题是我想在StageScene中实现初始化,但是仍然强制StageOne实现它,以便每当有人使用StageOne对象(stageOne.initialize())时,都会为StageScene和StageOne运行初始化.有人知道该怎么做吗?
I have three classes which I have a problem with. They are named: GameScene, StageScene, StageOne. My problem is that I want to implement initialize in StageScene, but still force StageOne to implement it, so that whenever someone uses a StageOne object (stageOne.initialize()), initialize would be run for both StageScene and StageOne. Anyone know how this could be done?
public abstract class GameScene
{
public abstract void initialize();
}
public abstract class StageScene extends GameScene
{
public abstract void initialize()
{
//Some code
}
}
public class StageOne extends StageScene
{
public void initialize()
{
//Some code
}
}
推荐答案
您可以使用包装器:
public abstract class StageScene extends GameScene
{
final public void initialize()
{
//your initialization
subInitialize();
}
protected abstract void subInitialize();
}
在子类中:
public class StageOne extends StageScene
{
public void subInitialize()
{
//Some code
}
}
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