sellstockcommand.java

java与模式 一书的源码

package com.javapatterns.command.stocktrader;

class SellStockCommand implements Command
{

	private StockMarket stock; 
	
	public SellStockCommand ( StockMarket stock)
    {
	    stock = stock;
	} 
	public void execute( )
    {
	    stock . sell( );
	} 

}