public void start() throws Exception {
ct = getConnectionTable(reaper_interval, conn_expire_time, bind_addr, start_port);
ct.addConnectionListener(this);
ct.setReceiveBufferSize(recv_buf_size);
ct.setSendBufferSize(send_buf_size);
local_addr = ct.getLocalAddress();
if (additional_data != null && local_addr instanceof IpAddress)
((IpAddress) local_addr).setAdditionalData(additional_data);
passUp(new Event(Event.SET_LOCAL_ADDRESS, local_addr));
}
/** Send a message to the address specified in msg.dest */
private void sendUnicastMessage(Message msg) {
IpAddress dest;
Message copy;
Object hdr;
Event evt;
dest = (IpAddress) msg.getDest(); // guaranteed not to be null
if (!(dest instanceof IpAddress)) {
Trace.error("TCP.sendUnicastMessage()", "destination address is not of type IpAddress !");
return;
}
setSourceAddress(msg);
/* Don't send if destination is local address. Instead, switch dst and src and put in up_queue */
if (loopback && local_addr != null && dest != null && dest.equals(local_addr)) {
copy = msg.copy();
hdr = copy.getHeader(getName());
if (hdr != null && hdr instanceof TcpHeader) copy.removeHeader(getName());
copy.setSrc(local_addr);
copy.setDest(local_addr);
evt = new Event(Event.MSG, copy);
/* Because Protocol.up() is never called by this bottommost layer, we call up() directly in the observer.
This allows e.g. PerfObserver to get the time of reception of a message */
if (observer != null) observer.up(evt, up_queue.size());
passUp(evt);
return;
}
if (Trace.trace)
Trace.info(
"TCP.sendUnicastMessage()",
"dest=" + msg.getDest() + ", hdrs:\n" + msg.printObjectHeaders());
try {
if (skip_suspected_members) {
if (suspected_mbrs.contains(dest)) {
if (Trace.trace)
Trace.info(
"TCP.sendUnicastMessage()",
"will not send unicast message to " + dest + " as it is currently suspected");
return;
}
}
ct.send(msg);
} catch (SocketException e) {
if (members.contains(dest)) {
if (!suspected_mbrs.contains(dest)) {
suspected_mbrs.add(dest);
passUp(new Event(Event.SUSPECT, dest));
}
}
}
}
public void start() throws Exception {
ct =
getConnectionTable(
reaper_interval, conn_expire_time, bind_addr, external_addr, start_port, end_port);
ct.setUseSendQueues(use_send_queues);
ct.setSendQueueSize(send_queue_size);
// ct.addConnectionListener(this);
ct.setReceiveBufferSize(recv_buf_size);
ct.setSendBufferSize(send_buf_size);
ct.setSocketConnectionTimeout(sock_conn_timeout);
ct.setTcpNodelay(tcp_nodelay);
ct.setLinger(linger);
local_addr = ct.getLocalAddress();
if (additional_data != null && local_addr instanceof IpAddress)
((IpAddress) local_addr).setAdditionalData(additional_data);
super.start();
}
public void stop() {
ct.stop();
super.stop();
}
public void retainAll(Collection members) {
ct.retainAll(members);
}
public void send(Address dest, byte[] data, int offset, int length) throws Exception {
ct.send(dest, data, offset, length);
}
public String printConnections() {
return ct.toString();
}
public int getOpenConnections() {
return ct.getNumConnections();
}
public void stop() {
ct.stop();
}
