udpprovider.java

一个小型网络仿真器的实现

/*
   JaNetSim  ---  Java Network Simulator
   -------------------------------------

   This software was developed at the Network Research Lab, Faculty of
   Computer Science and Information Technology (FCSIT), University of Malaya.
   This software may be used and distributed freely. FCSIT assumes no responsibility
   whatsoever for its use by other parties, and makes no guarantees, expressed or
   implied, about its quality, reliability, or any other characteristic.

   We would appreciate acknowledgement if the software is used.

   FCSIT ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION AND
   DISCLAIM ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING
   FROM THE USE OF THIS SOFTWARE.
*/

package janetsim.component;
import janetsim.*;

public interface UDPProvider {

  public double getDelay(); //udp packet processing delay, in usecs
  public double getDelayVar(); //udp packet processing delay variation, in usecs

  public void sendPacket(IPPacket packet); //sends an IP packet out
  public void sendPacket(IPPacket packet,SimComponent tolink);
                          //sends an IP packet out a specified link
  public void statusChanged(); //notification of connection status changed
}