colleague.java

来自「《Java与模式》一书的源代码」· Java 代码 · 共 24 行

package com.javapatterns.mediator;

public abstract class Colleague
{
    private Mediator mediator;

    public Mediator getMediator()
    {
        return mediator;
    }

    public Colleague(Mediator m)
    {
        mediator = m;
    }

    public abstract void action();

    public void change()
    {
        mediator.colleagueChanged(this);
    }
}