stockmarket.java

来自「《Java与模式》一书的源代码」· Java 代码 · 共 17 行

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 ");
    }
}