ioc 实现

Public Class Lawyer
{
    private IInfoSend infoSend;

    public IInfoSend setInfoSend(IInfoSend infoSend)
    {
      this.infoSend=infoSend; 
    }

    public void sendMsg()
    {
      this.infoSend.sendMsg(this.entity);
    }
}

Public Interface IInfoSend
{
    void sendMsg();
}

 

public class BJInfoSendImp implement IInfoSend
{

    private Ithird third;

    public void setIthird(Ithird third)

    {

      this.third=third;

    }

 

    override void sendMsg()
    {
       third.doSomething();    }
}

 

void main()
{

 

    BJInfoSendImp infosend=new BJInfoSendImp();

    Ithird  third=new Third();

    infosend.setIthird(third);

 

    Lawyer law=new Lawyer();

    law.setInfoSend(infosend);
    law.sendMsg();
}