【GOF23设计模式】_中介者模式_同事协作类_内部类实现JAVA245

package com.test.mediator;
/**
* 同事类的接口
*/
public interface Department {
void selfAction();//做本部门的事情
void outAction();//向总经理发出申请
}

package com.test.mediator;

public class Development implements Department{
private Mediator m;//持有中介者(总经理)的引用

public Development(Mediator m) {
super();
this.m = m;
m.register("development", this);
}

@Override
public void selfAction() {
System.out.println(getClass().getName()+"专心科研，开发项目！");
}

@Override
public void outAction() {
System.out.println(getClass().getName()+"汇报工作！没钱了，需要资金支持！");
}
}

package com.test.mediator;

public class Finacial implements Department{
private Mediator m;//持有中介者(总经理)的引用

public Finacial(Mediator m) {
super();
this.m = m;
m.register("finacial", this);
}

@Override
public void selfAction() {
System.out.println(getClass().getName()+"数钱！");
}

@Override
public void outAction() {
System.out.println(getClass().getName()+"汇报工作！没钱了，钱太多了！怎么花？");
}
}

package com.test.mediator;

public class Market implements Department{
private Mediator m;//持有中介者(总经理)的引用

public Market(Mediator m) {
super();
this.m = m;
m.register("market", this);
}

@Override
public void selfAction() {
System.out.println(getClass().getName()+"跑去接项目！");
}

@Override
public void outAction() {
System.out.println(getClass().getName()+"汇报工作！项目承接的进度，需要资金支持！");

m.command("finacial");
}
}

package com.test.mediator;

public interface Mediator {
void register(String dname,Department d);
void command(String dname);
}

package com.test.mediator;

import java.util.HashMap;
import java.util.Map;

public class President implements Mediator{
private Map<String, Department> map = new HashMap<String, Department>();

@Override
public void register(String dname, Department d) {
map.put(dname, d);
}

@Override
public void command(String dname) {
map.get(dname).selfAction();
}
}

package com.test.mediator;

public class Client {
public static void main(String[] args) {
Mediator m = new President();

Market market = new Market(m);
Development devp = new Development(m);
Finacial f = new Finacial(m);

market.selfAction();
market.outAction();
}
}

控制台输出：
com.test.mediator.Market跑去接项目！
com.test.mediator.Market汇报工作！项目承接的进度，需要资金支持！
com.test.mediator.Finacial数钱！