---Option.java

---Question.java

    ----SingleChoice.java

    ----MultiChoice.java

---sQuestionDemo.java 

以下是具体内容：

     Option.java：

1 public class Option {
     2     //名词都写成类  3     private char id;  //A  B  C  4     private String text;//答案选项内容  5      6     public Option(){}  7  8     public Option (char id,String text){
     9         this.id=id; 10         this.text=text; 11     } 12     13     14     public void setId(char id) {
    15         this.id = id; 16     } 17     public char getId(){
    18         return id; 19     } 20     public String getText() {
    21         return text; 22     } 23     public void setText(String text) {
    24         this.text = text; 25     } 26 }

Question.java

1 public abstract class Question  {
     2     //题号  3     protected  int id;  4     //题干  5     protected String text;  6      7     public int getId() {
     8         return id;  9     } 10     public void setId(int id) {
    11         this.id = id; 12     } 13     public String getText() {
    14         return text; 15     } 16     public void setText(String text) {
    17         this.text = text; 18     } 19     20     //构造方法 21     public Question(){} 22     public Question(int id,String text){
    23         this.id=id; 24         this.text=text; 25     } 26     27     //check方法 28     public abstract boolean check(char[] answer); 29     //show方法 30     public abstract void show(); 31 }

SingleChoice.java

1 public class SingleChoice extends Question {
     2     /** 题干*/  3     //private String text;  4     /**选项*/  5     private Option[] options;  6     /**标准答案*/  7     private char answer;  8      9 //    public String getText(){
    10 //        return text; 11 //    } 12 //    public void setText(String text){
    13 //        this.text=text; 14 //    } 15     public Option[] getOptions(){
    16         return options; 17     } 18     public SingleChoice(){} 19     public SingleChoice(int id,String text,Option[] options,char answer){
    20         super(id,text); 21         //this.text=text; 22         this.options=options; 23         this.answer=answer; 24     } 25     26     public boolean check(char[] answer) {
    27         // TODO Auto-generated method stub 28         //return super.check(answer); 29         return answer[0]==this.answer; 30     } 31     public void show() {
    32         // TODO Auto-generated method stub 33         System.out.println(id+"  "+text); 34         for(int i=0;i

MultiChoice.java

1 import java.util.Arrays;  2  3 public class MultiChoice extends Question {
     4     5     //private String text;  6     private Option[] options;  7     private char[] answers;  8      9     public MultiChoice(){} 10     public MultiChoice(int id,String text,Option[] options,char[] ansers){
    11         super(id,text); 12         this.options=options; 13         this.answers=ansers; 14     } 15 16     public Option[] getOptions() {
    17         return options; 18     } 19     public void setOptions(Option[] options) {
    20         this.options = options; 21     } 22     public char[] getAnswers() {
    23         return answers; 24     } 25     public void setAnswes(char[] answers) {
    26         this.answers = answers; 27     } 28 29 30     public boolean check(char[] answer) {
    31         // TODO Auto-generated method stub 32 //        if(this.answers.length!=answer.length){
    33 //            return false; 34 //        } 35         return Arrays.equals(this.answers, answer);//比较两个数组值一样。。 36     } 37     public void show() {
    38         // TODO Auto-generated method stub 39         System.out.println(id+"  "+text); 40         for(int i=0;i

QuestionDemo.java 

1 import java.util.Scanner;  2  3 public class QuestionDemo {
     4  5     /**  6      * @param args  7      */  8     public static void main(String[] args) {
     9         // TODO Auto-generated method stub 10         Question[] questionare=new Question[2]; 11         questionare[0]=new SingleChoice( 12                 1, 13                 "著名的和尚是谁？", 14                 new Option[]{
    15                         new Option('A',"李平"), 16                         new Option('B',"小僧"), 17                         new Option('C',"大业"), 18                         new Option('D',"小臂") 19                 }, 20                 //new char[]{'A','B','C'} 21                 'B' 22                 ); 23         questionare[1]=new MultiChoice( 24                 2, 25                 "著名的雷人酵母是哪几位？", 26                 new Option[]{
    27                         new Option('A',"李平"), 28                         new Option('B',"小僧"), 29                         new Option('C',"大业"), 30                         new Option('D',"小臂") 31                 }, 32                 new char[]{
    'A','B','C'} 33                 ); 34         Scanner console = new Scanner(System.in); 35         for(int i=0;i