public void run() {
waitForId();
do {
try {
if (logger.isDebugEnabled()) {
logger.debug("Resolver running for: " + ibisName);
}
ReadMessage readMessage;
readMessage = requestListenPort.receive();
if (logger.isDebugEnabled()) {
logger.debug("Resolver read message for: " + ibisName);
}
byte operation = readMessage.readByte();
switch (operation) {
case OPP_REQUEST:
if (logger.isDebugEnabled()) {
logger.debug("Processing Request for: " + ibisName);
}
int hashCode = readMessage.readInt();
IbisIdentifier requestor = readMessage.origin().ibisIdentifier();
readMessage.finish();
if (logger.isDebugEnabled()) {
logger.debug(
"Sending Reply For: " + ibisName + " from: " + requestor + " id:" + ibis.id);
}
replyPort.connect(requestor, replyPortName);
WriteMessage sendMessage = replyPort.newMessage();
sendMessage.writeByte(OPP_REPLY);
sendMessage.writeInt(hashCode);
sendMessage.writeObject(ibis.id);
sendMessage.finish();
if (logger.isDebugEnabled()) {
logger.debug("Disconnecting Reply For: " + ibisName + " from: " + requestor);
}
replyPort.disconnect(requestor, replyPortName);
if (logger.isDebugEnabled()) {
logger.debug("Reply Complete for: " + ibisName + " from: " + requestor);
}
break;
case OPP_QUIT:
readMessage.finish();
if (logger.isDebugEnabled()) {
logger.debug("Resolver quitting for: " + ibisName);
}
quit = true;
break;
default:
if (logger.isDebugEnabled()) {
logger.debug("Unknown request for: " + ibisName);
}
readMessage.finish();
break;
}
} catch (IOException e) {
// TODO What do we do here now?
logger.error("Got IOException while resolving: " + e);
e.printStackTrace();
}
} while (!quit);
}
public void resolve(IbisIdentifier toResolve, String ibisName) throws IOException {
if (logger.isDebugEnabled()) {
logger.debug("Making Resolve Request for: " + ibisName);
}
Integer id = new Integer(toResolve.hashCode());
synchronized (resolveQueue) {
// Make sure we don't collide
while (resolveQueue.get(id) != null) {
try {
resolveQueue.wait();
} catch (InterruptedException e) {
// Ignored
}
}
resolveQueue.put(id, toResolve);
}
synchronized (toResolve) {
this.requestPort.connect(toResolve, resolvePortName);
if (logger.isDebugEnabled()) {
logger.debug("Sending Request for: " + ibisName);
}
WriteMessage writeMessage = this.requestPort.newMessage();
writeMessage.writeByte(OPP_REQUEST);
writeMessage.writeInt(toResolve.hashCode());
if (logger.isDebugEnabled()) {
logger.debug("Finishing Request for: " + ibisName);
}
writeMessage.finish();
if (logger.isDebugEnabled()) {
logger.debug("Disconnecting Request for: " + ibisName);
}
this.requestPort.disconnect(toResolve, resolvePortName);
while (!ibis.isResolved(toResolve)) {
try {
// Wait for the resolution to finish.
if (logger.isDebugEnabled()) {
logger.debug("Waiting For Resolution For: " + ibisName + " on: " + this);
}
toResolve.wait();
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
if (logger.isDebugEnabled()) {
logger.debug("Resolution Complete for: " + ibisName);
}
}
}
void sendInt(int value) throws IOException {
WriteMessage wm = sender.newMessage();
wm.writeInt(value);
wm.finish();
}