stockmarket.java

Java与模式 源代码

package com.javapatterns.command.stocktrader;

// Receiver class. StockTrade.java
public class StockMarket
{
    public void buy()
    {
        System.out.println("You have baught in some stocks");
    }

    public void sell()
    {
        System.out.println("You have sold out some stocks ");
    }
}