public void addConsumerBrokerExchange(
ConsumerId id, AMQSession amqSession, Map<ActiveMQDestination, AMQConsumer> consumerMap) {
AMQConsumerBrokerExchange result = consumerExchanges.get(id);
if (result == null) {
if (consumerMap.size() == 1) {
result =
new AMQSingleConsumerBrokerExchange(amqSession, consumerMap.values().iterator().next());
} else {
result = new AMQCompositeConsumerBrokerExchange(amqSession, consumerMap);
}
synchronized (consumerExchanges) {
result.setConnectionContext(context);
SessionState ss = state.getSessionState(id.getParentId());
if (ss != null) {
ConsumerState cs = ss.getConsumerState(id);
if (cs != null) {
ConsumerInfo info = cs.getInfo();
if (info != null) {
if (info.getDestination() != null && info.getDestination().isPattern()) {
result.setWildcard(true);
}
}
}
}
consumerExchanges.put(id, result);
}
}
}
@Override
public Response processRemoveConsumer(ConsumerId id, long lastDeliveredSequenceId)
throws Exception {
SessionId sessionId = id.getParentId();
SessionState ss = state.getSessionState(sessionId);
if (ss == null) {
throw new IllegalStateException(
"Cannot remove a consumer from a session that had not been registered: " + sessionId);
}
ConsumerState consumerState = ss.removeConsumer(id);
if (consumerState == null) {
throw new IllegalStateException(
"Cannot remove a consumer that had not been registered: " + id);
}
ConsumerInfo info = consumerState.getInfo();
info.setLastDeliveredSequenceId(lastDeliveredSequenceId);
AMQConsumerBrokerExchange consumerBrokerExchange = consumerExchanges.get(id);
consumerBrokerExchange.removeConsumer();
removeConsumerBrokerExchange(id);
return null;
}
@Override
public Response processRemoveSession(SessionId id, long lastDeliveredSequenceId)
throws Exception {
SessionState session = state.getSessionState(id);
if (session == null) {
throw new IllegalStateException("Cannot remove session that had not been registered: " + id);
}
// Don't let new consumers or producers get added while we are closing
// this down.
session.shutdown();
// Cascade the connection stop to the consumers and producers.
for (ConsumerId consumerId : session.getConsumerIds()) {
try {
processRemoveConsumer(consumerId, lastDeliveredSequenceId);
} catch (Throwable e) {
// LOG.warn("Failed to remove consumer: {}", consumerId, e);
}
}
for (ProducerId producerId : session.getProducerIds()) {
try {
processRemoveProducer(producerId);
} catch (Throwable e) {
// LOG.warn("Failed to remove producer: {}", producerId, e);
}
}
state.removeSession(id);
protocolManager.removeSession(context, session.getInfo());
return null;
}
private AMQProducerBrokerExchange getProducerBrokerExchange(ProducerId id) throws IOException {
AMQProducerBrokerExchange result = producerExchanges.get(id);
if (result == null) {
synchronized (producerExchanges) {
result = new AMQProducerBrokerExchange();
result.setConnectionContext(context);
// todo implement reconnect https://issues.apache.org/jira/browse/ARTEMIS-194
if (context.isReconnect()
|| (context.isNetworkConnection() && this.acceptorUsed.isAuditNetworkProducers())) {
if (protocolManager.getPersistenceAdapter() != null) {
result.setLastStoredSequenceId(
protocolManager.getPersistenceAdapter().getLastProducerSequenceId(id));
}
}
SessionState ss = state.getSessionState(id.getParentId());
if (ss != null) {
result.setProducerState(ss.getProducerState(id));
ProducerState producerState = ss.getProducerState(id);
if (producerState != null && producerState.getInfo() != null) {
ProducerInfo info = producerState.getInfo();
result.setMutable(info.getDestination() == null || info.getDestination().isComposite());
}
}
producerExchanges.put(id, result);
}
}
return result;
}
public int getProducerCount() {
int result = 0;
for (SessionId sessionId : state.getSessionIds()) {
SessionState sessionState = state.getSessionState(sessionId);
if (sessionState != null) {
result += sessionState.getProducerIds().size();
}
}
return result;
}
