import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; /** * Created by Administrator on 2017/7/11. */ public class Tee extends CaffeineBeverage { @Override void brew() { System.out.println("抓出茶叶"); } @Override void addCondiment() { System.out.println("加调料"); } @Override boolean customerWantsCondiments() { System.out.println("Y/N"); String answer=null; BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in)); try { answer= bufferedReader.readLine(); } catch (IOException e) { e.printStackTrace(); } if(answer.toLowerCase().equals("y")) { return true; }else { return false; } } }