public override void Process(Request request)
{
}
public override void Process(Request request)
{
request.Price *= 1.3;
}
public void HandleRequest(Request request)
{
if (request == null) return;
if (request.Type == Type)
{
//process(Request);
}
else
{
if (Successors.Count > 0)
foreach (IHandler successor in Successors)
successor.HandleRequest(request);
}
}
//需要具体IHandler类型处理的内容 public abstract void Process(Request request);
//按照链式方式依次把调用继续下去
public virtual void HandleRequest(Request request)
{
if (HasBreakPoint && Break != null)
Break(this, new CallHandlerEventArgs(this, request));
if (request == null) return;
if (request.Type == Type)
Process(request);
else
if (Successor != null)
successor.HandleRequest(request);
}
public CallHandlerEventArgs(IHandler handler,Request request)
{
this.handler = handler;
this.request = request;
}
