/**
* Write a object instance to data output stream
*
* @param o the instance to be marshaled
* @param dataOut the output stream
* @throws IOException thrown if an error occurs
*/
public void tightMarshal2(
OpenWireFormat wireFormat, Object o, DataOutput dataOut, BooleanStream bs)
throws IOException {
super.tightMarshal2(wireFormat, o, dataOut, bs);
ConsumerInfo info = (ConsumerInfo) o;
tightMarshalCachedObject2(wireFormat, (DataStructure) info.getConsumerId(), dataOut, bs);
bs.readBoolean();
tightMarshalCachedObject2(wireFormat, (DataStructure) info.getDestination(), dataOut, bs);
dataOut.writeInt(info.getPrefetchSize());
dataOut.writeInt(info.getMaximumPendingMessageLimit());
bs.readBoolean();
tightMarshalString2(info.getSelector(), dataOut, bs);
tightMarshalString2(info.getSubscriptionName(), dataOut, bs);
bs.readBoolean();
bs.readBoolean();
bs.readBoolean();
dataOut.writeByte(info.getPriority());
tightMarshalObjectArray2(wireFormat, info.getBrokerPath(), dataOut, bs);
tightMarshalNestedObject2(
wireFormat, (DataStructure) info.getAdditionalPredicate(), dataOut, bs);
bs.readBoolean();
bs.readBoolean();
bs.readBoolean();
tightMarshalObjectArray2(wireFormat, info.getNetworkConsumerPath(), dataOut, bs);
}
/** Write the booleans that this object uses to a BooleanStream */
public void looseMarshal(OpenWireFormat wireFormat, Object o, DataOutput dataOut)
throws IOException {
ConsumerInfo info = (ConsumerInfo) o;
super.looseMarshal(wireFormat, o, dataOut);
looseMarshalCachedObject(wireFormat, (DataStructure) info.getConsumerId(), dataOut);
dataOut.writeBoolean(info.isBrowser());
looseMarshalCachedObject(wireFormat, (DataStructure) info.getDestination(), dataOut);
dataOut.writeInt(info.getPrefetchSize());
dataOut.writeInt(info.getMaximumPendingMessageLimit());
dataOut.writeBoolean(info.isDispatchAsync());
looseMarshalString(info.getSelector(), dataOut);
looseMarshalString(info.getSubscriptionName(), dataOut);
dataOut.writeBoolean(info.isNoLocal());
dataOut.writeBoolean(info.isExclusive());
dataOut.writeBoolean(info.isRetroactive());
dataOut.writeByte(info.getPriority());
looseMarshalObjectArray(wireFormat, info.getBrokerPath(), dataOut);
looseMarshalNestedObject(wireFormat, (DataStructure) info.getAdditionalPredicate(), dataOut);
dataOut.writeBoolean(info.isNetworkSubscription());
dataOut.writeBoolean(info.isOptimizedAcknowledge());
dataOut.writeBoolean(info.isNoRangeAcks());
looseMarshalObjectArray(wireFormat, info.getNetworkConsumerPath(), dataOut);
}
/** Write the booleans that this object uses to a BooleanStream */
public int tightMarshal1(OpenWireFormat wireFormat, Object o, BooleanStream bs)
throws IOException {
ConsumerInfo info = (ConsumerInfo) o;
int rc = super.tightMarshal1(wireFormat, o, bs);
rc += tightMarshalCachedObject1(wireFormat, (DataStructure) info.getConsumerId(), bs);
bs.writeBoolean(info.isBrowser());
rc += tightMarshalCachedObject1(wireFormat, (DataStructure) info.getDestination(), bs);
bs.writeBoolean(info.isDispatchAsync());
rc += tightMarshalString1(info.getSelector(), bs);
rc += tightMarshalString1(info.getSubscriptionName(), bs);
bs.writeBoolean(info.isNoLocal());
bs.writeBoolean(info.isExclusive());
bs.writeBoolean(info.isRetroactive());
rc += tightMarshalObjectArray1(wireFormat, info.getBrokerPath(), bs);
rc += tightMarshalNestedObject1(wireFormat, (DataStructure) info.getAdditionalPredicate(), bs);
bs.writeBoolean(info.isNetworkSubscription());
bs.writeBoolean(info.isOptimizedAcknowledge());
bs.writeBoolean(info.isNoRangeAcks());
rc += tightMarshalObjectArray1(wireFormat, info.getNetworkConsumerPath(), bs);
return rc + 9;
}
public void init() throws Exception {
AMQServerSession coreSession = session.getCoreSession();
SimpleString selector =
info.getSelector() == null ? null : new SimpleString(info.getSelector());
nativeId = session.getCoreServer().getStorageManager().generateID();
SimpleString address = new SimpleString(this.actualDest.getPhysicalName());
if (this.actualDest.isTopic()) {
String physicalName = this.actualDest.getPhysicalName();
if (physicalName.contains(".>")) {
// wildcard
physicalName = OpenWireUtil.convertWildcard(physicalName);
}
// on recreate we don't need to create queues
address = new SimpleString("jms.topic." + physicalName);
if (info.isDurable()) {
subQueueName =
new SimpleString(
ActiveMQDestination.createQueueNameForDurableSubscription(
true, info.getClientId(), info.getSubscriptionName()));
QueueQueryResult result = coreSession.executeQueueQuery(subQueueName);
if (result.isExists()) {
// Already exists
if (result.getConsumerCount() > 0) {
throw new IllegalStateException(
"Cannot create a subscriber on the durable subscription since it already has subscriber(s)");
}
SimpleString oldFilterString = result.getFilterString();
boolean selectorChanged =
selector == null && oldFilterString != null
|| oldFilterString == null && selector != null
|| oldFilterString != null
&& selector != null
&& !oldFilterString.equals(selector);
SimpleString oldTopicName = result.getAddress();
boolean topicChanged = !oldTopicName.equals(address);
if (selectorChanged || topicChanged) {
// Delete the old durable sub
coreSession.deleteQueue(subQueueName);
// Create the new one
coreSession.createQueue(address, subQueueName, selector, false, true);
}
} else {
coreSession.createQueue(address, subQueueName, selector, false, true);
}
} else {
subQueueName = new SimpleString(UUID.randomUUID().toString());
coreSession.createQueue(address, subQueueName, selector, true, false);
}
coreSession.createConsumer(nativeId, subQueueName, null, info.isBrowser(), false, -1);
} else {
SimpleString queueName = new SimpleString("jms.queue." + this.actualDest.getPhysicalName());
coreSession.createConsumer(nativeId, queueName, selector, info.isBrowser(), false, -1);
}
if (info.isBrowser()) {
AMQServerConsumer coreConsumer = coreSession.getConsumer(nativeId);
coreConsumer.setBrowserListener(this);
}
}
