static void Main(string[] args)
{
Mediator
m = new Mediator();
DataProviderColleague
c1 = new DataProviderColleague(m);
DataConsumerColleague
c2 = new DataConsumerColleague();
m.IntroduceColleagues(c1, c2);
c1.ChangeData();
}
public void IntroduceColleagues(DataProviderColleague c1, DataConsumerColleague c2)
{
dataProvider = c1;
dataConsumer = c2;
}