response.java

这是一个很好的考试系统的源码

package com.tarena.exam.model;

import java.io.Serializable;
import java.util.HashMap;
import java.util.Map;

import com.tarena.exam.exceptions.IllegalResponseTypeException;

public class Response implements Serializable{
	/**
	 * 
	 */
	private static final long serialVersionUID=1L;
	public static final int LOGIN_RESPONSE=1;
	public static final int BEGIN_RESPONSE=2;
	public static final int SEND_RESPONSE=3;
	public static final int QUIT_RESPONSE=4;
	 
	private int type;
	private Map<String,Serializable> data;
	
	public Response() {
		super();
	}

	public Response(int type){
		switch(type){
		case LOGIN_RESPONSE:
		case BEGIN_RESPONSE:
		case SEND_RESPONSE:
		case QUIT_RESPONSE:this.type=type;break;
			default: throw new IllegalResponseTypeException("无效的异常类型："+type);
		}
		data=new HashMap<String,Serializable>();
	}
	
	public void addData(String para,Serializable value){
		data.put(para, value);
	}
	
	public Serializable getData(String para){
		return data.get(para);
	}
	
	public int getType(){
		return type;
	}

}