cartbean.java

来自「用JSP实现的一个游戏程序」· Java 代码 · 共 28 行

import java.util.*;
import java.io.Serializable;
public class cartbean implements java.io.Serializable{
	protected Hashtable itemHashtable=new Hashtable();
	public cartbean(){
		
	}
	public void setItemHashtable(Hashtable ht){
		itemHashtable=ht;
	}
	public Hashtable getItemHashtable(){
		return itemHashtable;
	}
	public void addItem(String id,String desc,int price,int qty){
		String[] item={id,desc,Integer.parseInt(price),Integer.parseInt(qty)};
		if(itemHashtable.containsKey(id)){
			String [] workItem=(String[])itemHashtable.get(id);
			int wordQty=Integer.parseInt(wordItem[3]);
			qty=qty+wordQty;
			workItem[3]=Integer.toString(qty);
		}
		else
		itemHashtable.put(id,item);
	}
	public void removeItem(String id){
		if(itemHashtable.containsKey(id))
	}
}