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java.lang.Object
   |
   +----edu.utah.janos.nodeos.ProtocolLayer
           |
           +----edu.utah.janos.nodeos.UDPLayer

Summary

class  UDPLayer
     extends edu.utah.janos.nodeos.ProtocolLayer
{
          // Fields 3
     DatagramPacket dp;
     private DatagramSocket ds;
     private final Hashtable sockets;

          // Constructors 1
     UDPLayer() throws Exception;

          // Methods 10
     void attachGenerator(PacketGenerator);
     void attachHandler(PacketHandler) throws IOException;
     PacketAddress createAddress();
     PacketAddressMask createAddressMask();
     void detachGenerator(PacketGenerator);
     void detachHandler(PacketHandler);
     void generatorReady(PacketGenerator);
     String getID();
     int getPacketLength();
     public String toString();

          // Inner Classes 3
     static class UDPLayer.UDPAddress
     static class UDPLayer.UDPAddressMask
     private static class UDPLayer.SocketReader
}

UDPLayer is a protocol layer implementation that runs over UDP.

Fields

· dp	Summary  |  Top

   DatagramPacket dp

   private DatagramSocket ds

   private final Hashtable sockets

The table of sockets that we have open for reading, organized by port number.

Constructors

· UDPLayer

Summary  |  Top

   UDPLayer()  throws Exception

   public String toString() 

Overrides:

toString in class Object

   String getID() 

Overrides:

getID in class ProtocolLayer

   int getPacketLength() 

Overrides:

getPacketLength in class ProtocolLayer

   PacketAddress createAddress() 

Overrides:

createAddress in class ProtocolLayer

   PacketAddressMask createAddressMask() 

Overrides:

createAddressMask in class ProtocolLayer

   void attachHandler(PacketHandler ph)  throws IOException

   void detachHandler(PacketHandler ph) 

   void attachGenerator(PacketGenerator pg) 

   void generatorReady(PacketGenerator pg) 

   void detachGenerator(PacketGenerator pg) 

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