question.java

关于网上考试系统的

package com.tarena.exam.model;
import java.util.ArrayList;
import java.util.List;
/**
 * Question对象代表一道试题。包含题干和四个选项以及正确答案
 * @author new
 *
 */
public class Question {
	private String title;//题干
	private List<String> items;//若干选项
	private char answer;//正确答案
	
	public Question(String[] s){
		this.title=s[0];
		items=new ArrayList<String>();
		for(int i=1;i<s.length;i++){
			if(s[i].indexOf("<T>")==0){
				items.add(s[i].substring(3));
				answer=(char)('A'+i-1);
			}else{
				items.add(s[i]);
			}
		}
	}

	public char getAnswer() {
		return answer;
	}

	public List<String> getItems() {
		return items;
	}

	public String getTitle() {
		return title;
	}
	
	public String toString(){
		StringBuffer sb=new StringBuffer(title+"\n");
		for(int i=0;i<items.size();i++){
			sb.append((char)(i+'A')+","+items.get(i)+"\n");
		}
		return sb.toString();
	}
}