package com.j2medev.chapter3;

import java.io.*;

/**
 *
 */
public class Index {
    
    public int id = 0;//存儲數據記錄的recordID
    public String key = "";//存儲實際記錄的主鍵

    public Index() {
    }
    
    public Index(int _id,String _key){
        this.id = _id;
        this.key = _key;
    }
    
    public void serialize(DataOutputStream dos) throws IOException{
        dos.writeInt(id);
        dos.writeUTF(key);
    }
    
    public static Index deserialize(DataInputStream dis) throws IOException{
        Index index = new Index();
        index.id = dis.readInt();
        index.key = dis.readUTF();
        return index;
    }
}