aim4.msg.udp
Class Proxy2RealAdapter

java.lang.Object
  aim4.msg.udp.Proxy2RealAdapter

public abstract class Proxy2RealAdapter
extends Object

The proxy vehicle to real vehicle message adapter.

Constructor Summary

Proxy2RealAdapter()

Method Summary

static DataOutputStream	getDosWithHeader(ByteArrayOutputStream baos, double currentTime, UdpHeader.UdpMessageType type) Builds a header for the type of this message, and writes it to a new DataOutputStream wrapped around a given ByteArrayOutputStream
static DatagramPacket	toDatagramPacket(Confirm msg, SocketAddress sa, double currentTime) Construct a DatagramPacket of this confirm message
static DatagramPacket	toDatagramPacket(double distToFrontVehicle, SocketAddress sa, double currentTime) Construct a DatagramPacket of this confirm message
static DatagramPacket	toDatagramPacket(Reject msg, SocketAddress sa, double currentTime) Construct a DatagramPacket of this reject message

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Proxy2RealAdapter

public Proxy2RealAdapter()

Method Detail

toDatagramPacket

public static DatagramPacket toDatagramPacket(Confirm msg,
                                              SocketAddress sa,
                                              double currentTime)
                                       throws IOException

Construct a DatagramPacket of this confirm message

Parameters:

sa - SocketAddress of the intended destination of the datagram

currentTime - absolute time in seconds

Returns:

a DatagramPacket object which can be sent over UDP representing this message

Throws:

IOException

toDatagramPacket

public static DatagramPacket toDatagramPacket(Reject msg,
                                              SocketAddress sa,
                                              double currentTime)
                                       throws IOException

Construct a DatagramPacket of this reject message

Parameters:

sa - SocketAddress of the intended destination of the datagram

currentTime - absolute time in seconds

Returns:

a DatagramPacket object which can be sent over UDP representing this message

Throws:

IOException

toDatagramPacket

public static DatagramPacket toDatagramPacket(double distToFrontVehicle,
                                              SocketAddress sa,
                                              double currentTime)
                                       throws IOException

Construct a DatagramPacket of this confirm message

Parameters:

distToFrontVehicle - the distance of the vehicles in front

sa - SocketAddress of the intended destination of the datagram

currentTime - absolute time in seconds

Returns:

a DatagramPacket object which can be sent over UDP representing this message

Throws:

IOException

getDosWithHeader

public static DataOutputStream getDosWithHeader(ByteArrayOutputStream baos,
                                                double currentTime,
                                                UdpHeader.UdpMessageType type)
                                         throws IOException

Builds a header for the type of this message, and writes it to a new DataOutputStream wrapped around a given ByteArrayOutputStream

Parameters:

baos - The ByteArrayOutputStream

currentTime - The current, absolute time in seconds

Returns:

A DataOutputStream object backed by the given baos containing a UdpHeader

Throws:

IOException