static void Main(string[] args)
{
AskLeaveRequest request1 = new AskLeaveRequest("李江", 1.0);
Approver manager = new Manager("mrs陈");
Approver Hr = new HR("mr张");
manager.NextApprover = Hr;
manager.ProcessRequest(request1);
Console.WriteLine("Hello World!");
}
public override void ProcessRequest(AskLeaveRequest request)
{
if (request.Days <= 3.0)
{
Console.WriteLine("{0} 人力资源批准了{1}的请假！", this.Name, request.Name);
}
else if (NextApprover != null)
{
NextApprover.ProcessRequest(request);
}
}
//处理请求 public abstract void ProcessRequest(AskLeaveRequest request);
