答卷模板方法模式实现

// 题目和答案分开来
public abstract class TestPaper {
    public void question1() {
        System.out.println("第一道题目");
        System.out.println("答案:"+Answer1());
    }
    protected  abstract String Answer1() ;
    public void question2() {
        System.out.println("第二道题目");
        System.out.println("答案:"+Answer2());
    }
    protected  abstract String Answer2() ;
    public void question3() {
        System.out.println("第三道题目");
        System.out.println("答案:"+Answer3());
    }
    protected  abstract String Answer3() ;
}
public class TestPaperA extends TestPaper {
    @Override
    protected String Answer3() {
        return "a";
    }
    @Override
    protected String Answer1() {
        return "b";
    }
    @Override
    protected String Answer2() {
        return "c";
    }
}
public class TestPaperB extends TestPaper {
    @Override
    protected String Answer3() {
        return "e";
    }
    @Override
    protected String Answer1() {
        return "f";
    }
    @Override
    protected String Answer2() {
        return "g";
    }
}
public class Test {
    public static void main(String[] args) {
        TestPaper testPaperA =new TestPaperA();
        TestPaper testPaperB =new TestPaperB();
        testPaperA.question1();
        testPaperA.question2();
        testPaperA.question3();
        testPaperB.question1();
        testPaperB.question2();
        testPaperB.question3();
    }
}