package com.cheng.zenofdesignpatterns.patterns.builder.section2;
import com.cheng.zenofdesignpatterns.patterns.builder.section1.BMWBuilder;
import com.cheng.zenofdesignpatterns.patterns.builder.section1.BMWModel;
import com.cheng.zenofdesignpatterns.patterns.builder.section1.BenzBuilder;
import com.cheng.zenofdesignpatterns.patterns.builder.section1.BenzModel;
import java.util.ArrayList;
/**
* 导演安排顺序,生产车辆模型
*/
public class CarDirector {
private ArrayList<String> sequence = new ArrayList<>();
private BenzBuilder benzBuilder = new BenzBuilder();
private BMWBuilder bmwBuilder = new BMWBuilder();
/*
* A类型的奔驰车模型,先start,然后stop,其他什么引擎了,喇叭一概没有
*/
public BenzModel getABenzModel() {
// 清理场景,这里是一些初级程序员不注意的地方
this.sequence.clear();
// 这是ABenzModel的执行顺序
this.sequence.add("start");
this.sequence.add("stop");
// 按照顺序返回一个奔驰车
this.benzBuilder.setSequence(this.sequence);
return (BenzModel) this.benzBuilder.getCarModel();
}
/*
* B型号的奔驰车模型,是先发动引擎,然后启动,然后停止,没有喇叭
*/
public BenzModel getBBenzModel(){
this.sequence.clear();
this.sequence.add("engine boom");
this.sequence.add("start");
this.sequence.add("stop");
this.benzBuilder.setSequence(this.sequence);
return (BenzModel) this.benzBuilder.getCarModel();
}
/*
* C型号的宝马车是先按下喇叭(炫耀嘛),然后启动,然后停止
*/
public BMWModel getCBMWModel(){
this.sequence.clear();
this.sequence.add("alarm");
this.sequence.add("start");
this.sequence.add("stop");
this.bmwBuilder.setSequence(this.sequence);
return (BMWModel) this.bmwBuilder.getCarModel();
}
/*
* D类型的宝马车只有一个功能,就是跑,启动起来就跑,永远不停止,牛叉
*/
public BMWModel getDBMWModel(){
this.sequence.clear();
this.sequence.add("start");
this.bmwBuilder.setSequence(this.sequence);
return (BMWModel)this.benzBuilder.getCarModel();
}
/*
* 这边很可以有很多方法,你可以先停止,然后再启动,或者一直停着不动,静态的嘛
* 导演类嘛,按照什么顺序是导演说了算
*/
}