protected void processDispatch(Command command) throws IOException {
MessageDispatch messageDispatch =
(MessageDispatch) (command.isMessageDispatch() ? command : null);
try {
if (!stopping.get()) {
if (messageDispatch != null) {
protocolManager.preProcessDispatch(messageDispatch);
}
dispatch(command);
}
} catch (IOException e) {
if (messageDispatch != null) {
TransmitCallback sub = messageDispatch.getTransmitCallback();
protocolManager.postProcessDispatch(messageDispatch);
if (sub != null) {
sub.onFailure();
}
messageDispatch = null;
throw e;
}
} finally {
if (messageDispatch != null) {
TransmitCallback sub = messageDispatch.getTransmitCallback();
protocolManager.postProcessDispatch(messageDispatch);
if (sub != null) {
sub.onSuccess();
}
}
}
}
public void dispatchAsync(Command message) {
if (!stopping.get()) {
if (taskRunner == null) {
dispatchSync(message);
} else {
synchronized (dispatchQueue) {
dispatchQueue.add(message);
}
try {
taskRunner.wakeup();
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
}
} else {
if (message.isMessageDispatch()) {
MessageDispatch md = (MessageDispatch) message;
TransmitCallback sub = md.getTransmitCallback();
protocolManager.postProcessDispatch(md);
if (sub != null) {
sub.onFailure();
}
}
}
}
protected void doStop() throws Exception {
this.acceptorUsed.onStopped(this);
/*
* What's a duplex bridge? try { synchronized (this) { if (duplexBridge !=
* null) { duplexBridge.stop(); } } } catch (Exception ignore) {
* LOG.trace("Exception caught stopping. This exception is ignored.",
* ignore); }
*/
try {
getTransportConnection().close();
} catch (Exception e) {
// log
}
if (taskRunner != null) {
taskRunner.shutdown(1);
taskRunner = null;
}
active = false;
// Run the MessageDispatch callbacks so that message references get
// cleaned up.
synchronized (dispatchQueue) {
for (Iterator<Command> iter = dispatchQueue.iterator(); iter.hasNext(); ) {
Command command = iter.next();
if (command.isMessageDispatch()) {
MessageDispatch md = (MessageDispatch) command;
TransmitCallback sub = md.getTransmitCallback();
protocolManager.postProcessDispatch(md);
if (sub != null) {
sub.onFailure();
}
}
}
dispatchQueue.clear();
}
//
// Remove all logical connection associated with this connection
// from the broker.
if (!protocolManager.isStopped()) {
context.getStopping().set(true);
try {
processRemoveConnection(state.getInfo().getConnectionId(), 0L);
} catch (Throwable ignore) {
ignore.printStackTrace();
}
}
}