/**
* Constructor - takes a datagram packet and a stack structure Extracts the address of the other
* from the datagram packet and stashes away the pointer to the passed stack structure.
*
* @param stack is the shared SIPStack structure
* @param messageProcessor is the creating message processor.
*/
protected UDPMessageChannel(SIPTransactionStack stack, UDPMessageProcessor messageProcessor) {
super.messageProcessor = messageProcessor;
this.sipStack = stack;
Thread mythread = new Thread(this);
this.myAddress = messageProcessor.getIpAddress().getHostAddress();
this.myPort = messageProcessor.getPort();
mythread.setName("UDPMessageChannelThread");
mythread.setDaemon(true);
mythread.start();
}
/**
* Constructor. We create one of these in order to process an incoming message.
*
* @param stack is the SIP sipStack.
* @param messageProcessor is the creating message processor.
* @param packet is the incoming datagram packet.
*/
protected UDPMessageChannel(
SIPTransactionStack stack, UDPMessageProcessor messageProcessor, DatagramPacket packet) {
this.incomingPacket = packet;
super.messageProcessor = messageProcessor;
this.sipStack = stack;
this.myAddress = messageProcessor.getIpAddress().getHostAddress();
this.myPort = messageProcessor.getPort();
Thread mythread = new Thread(this);
mythread.setDaemon(true);
mythread.start();
}
/**
* Constructor. We create one of these when we send out a message.
*
* @param targetAddr INET address of the place where we want to send messages.
* @param port target port (where we want to send the message).
* @param sipStack our SIP Stack.
*/
protected UDPMessageChannel(
InetAddress targetAddr,
int port,
SIPTransactionStack sipStack,
UDPMessageProcessor messageProcessor) {
peerAddress = targetAddr;
peerPort = port;
peerProtocol = "UDP";
super.messageProcessor = messageProcessor;
this.myAddress = messageProcessor.getIpAddress().getHostAddress();
this.myPort = messageProcessor.getPort();
this.sipStack = sipStack;
if (sipStack.isLoggingEnabled()) {
this.sipStack.logWriter.logDebug(
"Creating message channel " + targetAddr.getHostAddress() + "/" + port);
}
}