Java-广告

Advertisement类

public interface Advertisement {
	public void showAdvertisement();
	public String getCorpName();

}

 

AdvertisementBoard类

public class AdvertisementBoard {
	public void show(Advertisement adver){
		System.out.println(adver.getCorpName()+"的广告词如下：");
		adver.showAdvertisement();
	}

}

 

WhiteCloudCrop类

public class WhiteCloudCorp implements Advertisement {
	public void showAdvertisement(){
		System.out.println("@@@@@@@@@@@@@@@");
		System.out.printf("飞机中的战斗机，哦也\n");
		System.out.println("@@@@@@@@@@@@@@@");
	}
	public String getCorpName(){
		return"白云有限公司";
	}
}

 

BlackLandCrop类

public class BlackLandCrop implements Advertisement {	
	public void showAdvertisement() {
		System.out.println("***************");
		System.out.printf("劳动是爹\n土地是妈\n");
		System.out.println("***************");
	}
	public String getCorpName() {
		return"黑土有限公司";
	}
}

 

Example6_6类

public class Example6_6 {
	public static void main(String[] args) {
		AdvertisementBoard board=new AdvertisementBoard();
		board.show(new BlackLandCrop());
		board.show(new WhiteCloudCorp());
	}

}