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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.activemq.artemis.jms.client;

import static org.apache.activemq.artemis.api.core.ActiveMQExceptionType.QUEUE_DOES_NOT_EXIST;

import jakarta.jms.BytesMessage;
import jakarta.jms.Destination;
import jakarta.jms.IllegalStateException;
import jakarta.jms.InvalidDestinationException;
import jakarta.jms.JMSException;
import jakarta.jms.MapMessage;
import jakarta.jms.Message;
import jakarta.jms.MessageConsumer;
import jakarta.jms.MessageListener;
import jakarta.jms.MessageProducer;
import jakarta.jms.ObjectMessage;
import jakarta.jms.Queue;
import jakarta.jms.QueueBrowser;
import jakarta.jms.QueueReceiver;
import jakarta.jms.QueueSender;
import jakarta.jms.QueueSession;
import jakarta.jms.Session;
import jakarta.jms.StreamMessage;
import jakarta.jms.TemporaryQueue;
import jakarta.jms.TemporaryTopic;
import jakarta.jms.TextMessage;
import jakarta.jms.Topic;
import jakarta.jms.TopicPublisher;
import jakarta.jms.TopicSession;
import jakarta.jms.TopicSubscriber;
import jakarta.jms.TransactionInProgressException;
import javax.transaction.xa.XAResource;
import java.io.Serializable;
import java.util.HashSet;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;

import org.apache.activemq.artemis.api.config.ActiveMQDefaultConfiguration;
import org.apache.activemq.artemis.api.core.ActiveMQException;
import org.apache.activemq.artemis.api.core.ActiveMQQueueExistsException;
import org.apache.activemq.artemis.api.core.QueueAttributes;
import org.apache.activemq.artemis.api.core.QueueConfiguration;
import org.apache.activemq.artemis.api.core.SimpleString;
import org.apache.activemq.artemis.api.core.client.ClientConsumer;
import org.apache.activemq.artemis.api.core.client.ClientProducer;
import org.apache.activemq.artemis.api.core.client.ClientSession;
import org.apache.activemq.artemis.api.core.client.ClientSession.AddressQuery;
import org.apache.activemq.artemis.api.core.client.ClientSession.QueueQuery;
import org.apache.activemq.artemis.api.core.RoutingType;
import org.apache.activemq.artemis.core.protocol.core.impl.PacketImpl;
import org.apache.activemq.artemis.jms.client.compatible1X.ActiveMQBytesCompatibleMessage;
import org.apache.activemq.artemis.jms.client.compatible1X.ActiveMQCompatibleMessage;
import org.apache.activemq.artemis.jms.client.compatible1X.ActiveMQMapCompatibleMessage;
import org.apache.activemq.artemis.jms.client.compatible1X.ActiveMQObjectCompatibleMessage;
import org.apache.activemq.artemis.jms.client.compatible1X.ActiveMQStreamCompatibleMessage;
import org.apache.activemq.artemis.jms.client.compatible1X.ActiveMQTextCompatibleMessage;
import org.apache.activemq.artemis.selector.filter.FilterException;
import org.apache.activemq.artemis.selector.impl.SelectorParser;
import org.apache.activemq.artemis.utils.AutoCreateUtil;
import org.apache.activemq.artemis.utils.CompositeAddress;
import org.apache.activemq.artemis.utils.SelectorTranslator;

/**
 * ActiveMQ Artemis implementation of a JMS Session.
 * 
* Note that we *do not* support JMS ASF (Application Server Facilities) optional * constructs such as ConnectionConsumer */ public class ActiveMQSession implements QueueSession, TopicSession { public static final int TYPE_GENERIC_SESSION = 0; public static final int TYPE_QUEUE_SESSION = 1; public static final int TYPE_TOPIC_SESSION = 2; private static SimpleString REJECTING_FILTER = new SimpleString("_AMQX=-1"); private final ConnectionFactoryOptions options; private final ActiveMQConnection connection; private final ClientSession session; private final int sessionType; private final int ackMode; private final boolean transacted; private final boolean xa; private boolean recoverCalled; private final Set consumers = new HashSet<>(); private final boolean cacheDestination; private final boolean enable1xPrefixes; private final Map topicCache = new ConcurrentHashMap<>(); private final Map queueCache = new ConcurrentHashMap<>(); protected ActiveMQSession(final ConnectionFactoryOptions options, final ActiveMQConnection connection, final boolean transacted, final boolean xa, final int ackMode, final boolean cacheDestination, final boolean enable1xPrefixes, final ClientSession session, final int sessionType) { this.options = options; this.connection = connection; this.ackMode = ackMode; this.session = session; this.sessionType = sessionType; this.transacted = transacted; this.xa = xa; this.cacheDestination = cacheDestination; this.enable1xPrefixes = enable1xPrefixes; } // Session implementation ---------------------------------------- @Override public BytesMessage createBytesMessage() throws JMSException { checkClosed(); ActiveMQBytesMessage message; if (enable1xPrefixes) { message = new ActiveMQBytesCompatibleMessage(session); } else { message = new ActiveMQBytesMessage(session); } return message; } @Override public MapMessage createMapMessage() throws JMSException { checkClosed(); ActiveMQMapMessage message; if (enable1xPrefixes) { message = new ActiveMQMapCompatibleMessage(session); } else { message = new ActiveMQMapMessage(session); } return message; } @Override public Message createMessage() throws JMSException { checkClosed(); ActiveMQMessage message; if (enable1xPrefixes) { message = new ActiveMQCompatibleMessage(session); } else { message = new ActiveMQMessage(session); } return message; } @Override public ObjectMessage createObjectMessage() throws JMSException { checkClosed(); ActiveMQObjectMessage message; if (enable1xPrefixes) { message = new ActiveMQObjectCompatibleMessage(session, options); } else { message = new ActiveMQObjectMessage(session, options); } return message; } @Override public ObjectMessage createObjectMessage(final Serializable object) throws JMSException { checkClosed(); ActiveMQObjectMessage msg; if (enable1xPrefixes) { msg = new ActiveMQObjectCompatibleMessage(session, options); } else { msg = new ActiveMQObjectMessage(session, options); } msg.setObject(object); return msg; } @Override public StreamMessage createStreamMessage() throws JMSException { checkClosed(); ActiveMQStreamMessage message; if (enable1xPrefixes) { message = new ActiveMQStreamCompatibleMessage(session); } else { message = new ActiveMQStreamMessage(session); } return message; } @Override public TextMessage createTextMessage() throws JMSException { checkClosed(); ActiveMQTextMessage msg; if (enable1xPrefixes) { msg = new ActiveMQTextCompatibleMessage(session); } else { msg = new ActiveMQTextMessage(session); } msg.setText(null); return msg; } @Override public TextMessage createTextMessage(final String text) throws JMSException { checkClosed(); ActiveMQTextMessage msg; if (enable1xPrefixes) { msg = new ActiveMQTextCompatibleMessage(session); } else { msg = new ActiveMQTextMessage(session); } msg.setText(text); return msg; } @Override public boolean getTransacted() throws JMSException { checkClosed(); return transacted; } @Override public int getAcknowledgeMode() throws JMSException { checkClosed(); return ackMode; } public boolean isXA() { return xa; } @Override public void commit() throws JMSException { if (!transacted) { throw new IllegalStateException("Cannot commit a non-transacted session"); } if (xa) { throw new TransactionInProgressException("Cannot call commit on an XA session"); } try { session.commit(); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } @Override public void rollback() throws JMSException { if (!transacted) { throw new IllegalStateException("Cannot rollback a non-transacted session"); } if (xa) { throw new TransactionInProgressException("Cannot call rollback on an XA session"); } try { session.rollback(); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } @Override public void close() throws JMSException { connection.getThreadAwareContext().assertNotCompletionListenerThread(); connection.getThreadAwareContext().assertNotMessageListenerThread(); synchronized (connection) { try { for (ActiveMQMessageConsumer cons : new HashSet<>(consumers)) { cons.close(); } session.close(); connection.removeSession(this); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } topicCache.clear(); queueCache.clear(); } @Override public void recover() throws JMSException { if (transacted) { throw new IllegalStateException("Cannot recover a transacted session"); } try { session.rollback(true); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } recoverCalled = true; } @Override public MessageListener getMessageListener() throws JMSException { checkClosed(); return null; } @Override public void setMessageListener(final MessageListener listener) throws JMSException { checkClosed(); } @Override public void run() { } @Override public MessageProducer createProducer(final Destination destination) throws JMSException { if (destination != null && !(destination instanceof ActiveMQDestination)) { throw new InvalidDestinationException("Not an ActiveMQ Artemis Destination:" + destination); } try { ActiveMQDestination jbd = (ActiveMQDestination) destination; if (jbd != null) { checkDestination(jbd); } ClientProducer producer = session.createProducer(jbd == null ? null : jbd.getSimpleAddress()); return new ActiveMQMessageProducer(connection, producer, jbd, this, options); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } void checkDestination(ActiveMQDestination destination) throws JMSException { SimpleString address = destination.getSimpleAddress(); if (!destination.isCreated()) { try { ClientSession.AddressQuery addressQuery = session.addressQuery(address); // First we create the address if (!addressQuery.isExists()) { if (destination.isQueue()) { if (addressQuery.isAutoCreateAddresses() && addressQuery.isAutoCreateQueues()) { session.createAddress(address, RoutingType.ANYCAST, true); } else { throw new InvalidDestinationException("Destination " + address + " does not exist, autoCreateAddresses=" + addressQuery.isAutoCreateAddresses() + " , autoCreateQueues=" + addressQuery.isAutoCreateQueues()); } } else { if (addressQuery.isAutoCreateAddresses()) { session.createAddress(address, RoutingType.MULTICAST, true); } else { throw new InvalidDestinationException("Destination " + address + " does not exist, autoCreateAddresses=" + addressQuery.isAutoCreateAddresses()); } } } // Second we create the queue, the address would have existed or successfully created. if (destination.isQueue()) { ClientSession.QueueQuery queueQuery = session.queueQuery(address); if (!queueQuery.isExists()) { if (addressQuery.isAutoCreateQueues()) { if (destination.isTemporary()) { createTemporaryQueue(destination, RoutingType.ANYCAST, address, null, addressQuery); } else { createQueue(destination, RoutingType.ANYCAST, address, null, true, true, addressQuery); } } else { throw new InvalidDestinationException("Destination " + address + " does not exist, address exists but autoCreateQueues=" + addressQuery.isAutoCreateQueues()); } } } else if (CompositeAddress.isFullyQualified(address)) { // it could be a topic using FQQN ClientSession.QueueQuery queueQuery = session.queueQuery(address); if (!queueQuery.isExists()) { if (addressQuery.isAutoCreateQueues()) { if (destination.isTemporary()) { createTemporaryQueue(destination, RoutingType.MULTICAST, address, null, addressQuery); } else { createQueue(destination, RoutingType.MULTICAST, address, null, true, true, addressQuery); } } else { throw new InvalidDestinationException("Destination " + address + " does not exist, address exists but autoCreateQueues=" + addressQuery.isAutoCreateQueues()); } } } } catch (ActiveMQQueueExistsException thatsOK) { // nothing to be done } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } // this is done at the end, if no exceptions are thrown destination.setCreated(true); } } @Override public MessageConsumer createConsumer(final Destination destination) throws JMSException { return createConsumer(destination, null, false); } @Override public MessageConsumer createConsumer(final Destination destination, final String messageSelector) throws JMSException { return createConsumer(destination, messageSelector, false); } @Override public MessageConsumer createConsumer(final Destination destination, final String messageSelector, final boolean noLocal) throws JMSException { if (destination == null) { throw new InvalidDestinationException("Cannot create a consumer with a null destination"); } if (!(destination instanceof ActiveMQDestination)) { throw new InvalidDestinationException("Not an ActiveMQDestination:" + destination); } ActiveMQDestination jbdest = (ActiveMQDestination) destination; if (jbdest.isTemporary() && !connection.containsTemporaryQueue(jbdest.getSimpleAddress())) { throw new JMSException("Can not create consumer for temporary destination " + destination + " from another JMS connection"); } return createConsumer(jbdest, null, messageSelector, noLocal, ConsumerDurability.NON_DURABLE); } @Override public Queue createQueue(final String queueName) throws JMSException { // As per spec. section 4.11 if (sessionType == ActiveMQSession.TYPE_TOPIC_SESSION) { throw new IllegalStateException("Cannot create a queue using a TopicSession"); } try { Queue queue = null; if (cacheDestination) { queue = queueCache.get(queueName); } if (queue == null) { queue = internalCreateQueue(queueName); } if (cacheDestination) { queueCache.put(queueName, queue); } return queue; } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } protected Queue internalCreateQueue(String queueName) throws ActiveMQException, JMSException { ActiveMQQueue queue = lookupQueue(queueName, false); if (queue == null) { queue = lookupQueue(queueName, true); } if (queue == null) { queue = internalCreateQueueCompatibility("jms.queue." + queueName); } if (queue == null) { throw new JMSException("There is no queue with name " + queueName); } else { return queue; } } protected ActiveMQQueue internalCreateQueueCompatibility(String queueName) throws ActiveMQException, JMSException { ActiveMQQueue queue = lookupQueue(queueName, false); if (queue == null) { queue = lookupQueue(queueName, true); } return queue; } @Override public Topic createTopic(final String topicName) throws JMSException { // As per spec. section 4.11 if (sessionType == ActiveMQSession.TYPE_QUEUE_SESSION) { throw new IllegalStateException("Cannot create a topic on a QueueSession"); } try { Topic topic = null; if (cacheDestination) { topic = topicCache.get(topicName); } if (topic == null) { topic = internalCreateTopic(topicName, false); } if (cacheDestination) { topicCache.put(topicName, topic); } return topic; } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } protected Topic internalCreateTopic(String topicName, boolean retry) throws ActiveMQException, JMSException { ActiveMQTopic topic = lookupTopic(topicName, false); if (topic == null) { topic = lookupTopic(topicName, true); } if (topic == null) { if (!retry) { return internalCreateTopic("jms.topic." + topicName, true); } throw new JMSException("There is no topic with name " + topicName); } else { return topic; } } @Override public TopicSubscriber createDurableSubscriber(final Topic topic, final String name) throws JMSException { return createDurableSubscriber(topic, name, null, false); } @Override public TopicSubscriber createDurableSubscriber(final Topic topic, final String name, String messageSelector, final boolean noLocal) throws JMSException { // As per spec. section 4.11 if (sessionType == ActiveMQSession.TYPE_QUEUE_SESSION) { throw new IllegalStateException("Cannot create a durable subscriber on a QueueSession"); } checkTopic(topic); if (!(topic instanceof ActiveMQDestination)) { throw new InvalidDestinationException("Not an ActiveMQTopic:" + topic); } if ("".equals(messageSelector)) { messageSelector = null; } ActiveMQDestination jbdest = (ActiveMQDestination) topic; if (jbdest.isQueue()) { throw new InvalidDestinationException("Cannot create a subscriber on a queue"); } return createConsumer(jbdest, name, messageSelector, noLocal, ConsumerDurability.DURABLE); } private void checkTopic(Topic topic) throws InvalidDestinationException { if (topic == null) { throw ActiveMQJMSClientBundle.BUNDLE.nullTopic(); } } @Override public MessageConsumer createSharedConsumer(Topic topic, String sharedSubscriptionName) throws JMSException { return createSharedConsumer(topic, sharedSubscriptionName, null); } /** * Note: Needs to throw an exception if a subscriptionName is already in use by another topic, or if the messageSelector is different * * validate multiple subscriptions on the same session. * validate multiple subscriptions on different sessions * validate failure in one connection while another connection stills fine. * Validate different filters in different possible scenarios * * @param topic * @param name * @param messageSelector * @return * @throws JMSException */ @Override public MessageConsumer createSharedConsumer(Topic topic, String name, String messageSelector) throws JMSException { if (sessionType == ActiveMQSession.TYPE_QUEUE_SESSION) { throw new IllegalStateException("Cannot create a shared consumer on a QueueSession"); } checkTopic(topic); ActiveMQTopic localTopic; if (topic instanceof ActiveMQTopic) { localTopic = (ActiveMQTopic) topic; } else { localTopic = new ActiveMQTopic(topic.getTopicName()); } return internalCreateSharedConsumer(localTopic, name, messageSelector, ConsumerDurability.NON_DURABLE); } @Override public MessageConsumer createDurableConsumer(Topic topic, String name) throws JMSException { return createDurableConsumer(topic, name, null, false); } @Override public MessageConsumer createDurableConsumer(Topic topic, String name, String messageSelector, boolean noLocal) throws JMSException { if (sessionType == ActiveMQSession.TYPE_QUEUE_SESSION) { throw new IllegalStateException("Cannot create a durable consumer on a QueueSession"); } checkTopic(topic); ActiveMQTopic localTopic; if (topic instanceof ActiveMQTopic) { localTopic = (ActiveMQTopic) topic; } else { localTopic = new ActiveMQTopic(topic.getTopicName()); } return createConsumer(localTopic, name, messageSelector, noLocal, ConsumerDurability.DURABLE); } @Override public MessageConsumer createSharedDurableConsumer(Topic topic, String name) throws JMSException { return createSharedDurableConsumer(topic, name, null); } @Override public MessageConsumer createSharedDurableConsumer(Topic topic, String name, String messageSelector) throws JMSException { if (sessionType == ActiveMQSession.TYPE_QUEUE_SESSION) { throw new IllegalStateException("Cannot create a shared durable consumer on a QueueSession"); } checkTopic(topic); ActiveMQTopic localTopic; if (topic instanceof ActiveMQTopic) { localTopic = (ActiveMQTopic) topic; } else { localTopic = new ActiveMQTopic(topic.getTopicName()); } return internalCreateSharedConsumer(localTopic, name, messageSelector, ConsumerDurability.DURABLE); } public String getDeserializationBlackList() { return connection.getDeserializationBlackList(); } public String getDeserializationWhiteList() { return connection.getDeserializationWhiteList(); } enum ConsumerDurability { DURABLE, NON_DURABLE; } /** * This is an internal method for shared consumers */ private ActiveMQMessageConsumer internalCreateSharedConsumer(final ActiveMQDestination dest, final String subscriptionName, String selectorString, ConsumerDurability durability) throws JMSException { try { if (dest.isQueue()) { // This is not really possible unless someone makes a mistake on code // createSharedConsumer only accepts Topics by declaration throw new RuntimeException("Internal error: createSharedConsumer is only meant for Topics"); } if (subscriptionName == null) { throw ActiveMQJMSClientBundle.BUNDLE.invalidSubscriptionName(); } selectorString = "".equals(selectorString) ? null : selectorString; SimpleString coreFilterString = null; if (selectorString != null) { coreFilterString = new SimpleString(SelectorTranslator.convertToActiveMQFilterString(selectorString)); } ClientConsumer consumer; SimpleString autoDeleteQueueName = null; AddressQuery response = session.addressQuery(dest.getSimpleAddress()); if (!response.isExists() && !response.isAutoCreateAddresses()) { throw ActiveMQJMSClientBundle.BUNDLE.destinationDoesNotExist(dest.getSimpleAddress()); } SimpleString queueName; if (dest.isTemporary() && durability == ConsumerDurability.DURABLE) { throw new InvalidDestinationException("Cannot create a durable subscription on a temporary topic"); } queueName = ActiveMQDestination.createQueueNameForSubscription(durability == ConsumerDurability.DURABLE, connection.getClientID(), subscriptionName); QueueQuery subResponse = session.queueQuery(queueName); if ((!subResponse.isExists() || !Objects.equals(subResponse.getAddress(), dest.getSimpleAddress()) || !Objects.equals(subResponse.getFilterString(), coreFilterString)) && !Boolean.TRUE.equals(subResponse.isConfigurationManaged())) { try { createSharedQueue(dest, RoutingType.MULTICAST, queueName, coreFilterString, durability == ConsumerDurability.DURABLE, response); } catch (ActiveMQQueueExistsException ignored) { // We ignore this because querying and then creating the queue wouldn't be idempotent // we could also add a parameter to ignore existence what would require a bigger work around to avoid // compatibility. } } consumer = createClientConsumer(dest, queueName, null); ActiveMQMessageConsumer jbc = new ActiveMQMessageConsumer(options, connection, this, consumer, false, dest, selectorString, autoDeleteQueueName); consumers.add(jbc); return jbc; } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } private ActiveMQMessageConsumer createConsumer(final ActiveMQDestination dest, final String subscriptionName, String selectorString, final boolean noLocal, ConsumerDurability durability) throws JMSException { try { selectorString = "".equals(selectorString) ? null : selectorString; if (noLocal) { connection.setHasNoLocal(); String filter; if (connection.getClientID() != null) { filter = ActiveMQConnection.CONNECTION_ID_PROPERTY_NAME.toString() + "<>'" + connection.getClientID() + "'"; } else { filter = ActiveMQConnection.CONNECTION_ID_PROPERTY_NAME.toString() + "<>'" + connection.getUID() + "'"; } if (selectorString != null) { selectorString += " AND " + filter; } else { selectorString = filter; } } SimpleString coreFilterString = null; if (selectorString != null) { coreFilterString = new SimpleString(SelectorTranslator.convertToActiveMQFilterString(selectorString)); } ClientConsumer consumer; SimpleString autoDeleteQueueName = null; if (dest.isQueue()) { try { AutoCreateUtil.autoCreateQueue(session, dest.getSimpleAddress(), null); } catch (ActiveMQException ex) { if (ex.getType() == QUEUE_DOES_NOT_EXIST) { throw new InvalidDestinationException("Destination " + dest.getName() + " does not exist"); } throw ex; } dest.setCreated(true); consumer = createClientConsumer(dest, null, coreFilterString); } else { AddressQuery response = session.addressQuery(dest.getSimpleAddress()); if (!response.isExists()) { if (response.isAutoCreateAddresses()) { session.createAddress(dest.getSimpleAddress(), RoutingType.MULTICAST, true); } else { throw new InvalidDestinationException("Topic " + dest.getName() + " does not exist"); } } dest.setCreated(true); SimpleString queueName; if (subscriptionName == null) { if (durability != ConsumerDurability.NON_DURABLE) throw new RuntimeException("Subscription name cannot be null for durable topic consumer"); // Non durable sub queueName = new SimpleString(UUID.randomUUID().toString()); if (!CompositeAddress.isFullyQualified(dest.getAddress())) { createTemporaryQueue(dest, RoutingType.MULTICAST, queueName, coreFilterString, response); } else { if (!response.isExists() || !response.getQueueNames().contains(AutoCreateUtil.getCoreQueueName(session, dest.getSimpleAddress()))) { if (response.isAutoCreateQueues()) { try { createQueue(dest, RoutingType.MULTICAST, dest.getSimpleAddress(), null, true, true, response); } catch (ActiveMQQueueExistsException e) { // The queue was created by another client/admin between the query check and send create queue packet } } else { throw new InvalidDestinationException("Destination " + dest.getName() + " does not exist"); } } queueName = CompositeAddress.extractQueueName(dest.getSimpleAddress()); } consumer = createClientConsumer(dest, queueName, null); autoDeleteQueueName = queueName; } else { // Durable sub if (durability != ConsumerDurability.DURABLE) throw new RuntimeException("Subscription name must be null for non-durable topic consumer"); if (connection.getClientID() == null) { throw new IllegalStateException("Cannot create durable subscription - client ID has not been set"); } if (dest.isTemporary()) { throw new InvalidDestinationException("Cannot create a durable subscription on a temporary topic"); } queueName = ActiveMQDestination.createQueueNameForSubscription(true, connection.getClientID(), subscriptionName); QueueQuery subResponse = session.queueQuery(queueName); if (!subResponse.isExists()) { // durable subscription queues are not technically considered to be auto-created createQueue(dest, RoutingType.MULTICAST, queueName, coreFilterString, true, false, response); } else { // Already exists if (subResponse.getConsumerCount() > 0) { throw new IllegalStateException("Cannot create a subscriber on the durable subscription since it already has subscriber(s)"); } // From jakarta.jms.Session Javadoc (and also JMS 1.1 6.11.1): // A client can change an existing durable subscription by // creating a durable TopicSubscriber with the same name and // a new topic and/or message selector. // Changing a durable subscriber is equivalent to unsubscribing // (deleting) the old one and creating a new one. SimpleString oldFilterString = subResponse.getFilterString(); boolean selectorChanged = coreFilterString == null && oldFilterString != null || oldFilterString == null && coreFilterString != null || oldFilterString != null && coreFilterString != null && !oldFilterString.equals(coreFilterString); SimpleString oldTopicName = subResponse.getAddress(); boolean topicChanged = !oldTopicName.equals(dest.getSimpleAddress()); if ((selectorChanged || topicChanged) && !subResponse.isConfigurationManaged()) { // Delete the old durable sub session.deleteQueue(queueName); // Create the new one createQueue(dest, RoutingType.MULTICAST, queueName, coreFilterString, true, false, response); } } consumer = createClientConsumer(dest, queueName, null); } } ActiveMQMessageConsumer jbc = new ActiveMQMessageConsumer(options, connection, this, consumer, noLocal, dest, selectorString, autoDeleteQueueName); consumers.add(jbc); return jbc; } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } private ClientConsumer createClientConsumer(ActiveMQDestination destination, SimpleString queueName, SimpleString coreFilterString) throws ActiveMQException { QueueAttributes queueAttributes = destination.getQueueAttributes() == null ? new QueueAttributes() : destination.getQueueAttributes(); int priority = queueAttributes.getConsumerPriority() == null ? ActiveMQDefaultConfiguration.getDefaultConsumerPriority() : queueAttributes.getConsumerPriority(); return session.createConsumer(queueName == null ? destination.getSimpleAddress() : queueName, coreFilterString, priority, false); } public void ackAllConsumers() throws JMSException { checkClosed(); } @Override public QueueBrowser createBrowser(final Queue queue) throws JMSException { return createBrowser(queue, null); } @Override public QueueBrowser createBrowser(final Queue queue, String filterString) throws JMSException { // As per spec. section 4.11 if (sessionType == ActiveMQSession.TYPE_TOPIC_SESSION) { throw new IllegalStateException("Cannot create a browser on a TopicSession"); } if (queue == null) { throw new InvalidDestinationException("Cannot create a browser with a null queue"); } if (!(queue instanceof ActiveMQDestination)) { throw new InvalidDestinationException("Not an ActiveMQQueue:" + queue); } if ("".equals(filterString)) { filterString = null; } // eager test of the filter syntax as required by JMS spec try { if (filterString != null) { SelectorParser.parse(filterString.trim()); } } catch (FilterException e) { throw JMSExceptionHelper.convertFromActiveMQException(ActiveMQJMSClientBundle.BUNDLE.invalidFilter(e, new SimpleString(filterString))); } ActiveMQDestination activeMQDestination = (ActiveMQDestination) queue; if (!activeMQDestination.isQueue()) { throw new InvalidDestinationException("Cannot create a browser on a topic"); } try { AddressQuery response = session.addressQuery(new SimpleString(activeMQDestination.getAddress())); if (!response.isExists()) { if (response.isAutoCreateQueues()) { createQueue(activeMQDestination, RoutingType.ANYCAST, activeMQDestination.getSimpleAddress(), null, true, true, response); } else { throw new InvalidDestinationException("Destination " + activeMQDestination.getName() + " does not exist"); } } } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } return new ActiveMQQueueBrowser(options, (ActiveMQQueue) activeMQDestination, filterString, session, enable1xPrefixes); } @Override public TemporaryQueue createTemporaryQueue() throws JMSException { // As per spec. section 4.11 if (sessionType == ActiveMQSession.TYPE_TOPIC_SESSION) { throw new IllegalStateException("Cannot create a temporary queue using a TopicSession"); } try { final ActiveMQTemporaryQueue queue; if (enable1xPrefixes) { queue = ActiveMQDestination.createTemporaryQueue(this, PacketImpl.OLD_TEMP_QUEUE_PREFIX.toString()); } else { queue = ActiveMQDestination.createTemporaryQueue(this); } SimpleString simpleAddress = queue.getSimpleAddress(); session.createQueue(new QueueConfiguration(simpleAddress).setRoutingType(RoutingType.ANYCAST).setDurable(false).setTemporary(true)); connection.addTemporaryQueue(simpleAddress); queue.setCreated(true); return queue; } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } @Override public TemporaryTopic createTemporaryTopic() throws JMSException { // As per spec. section 4.11 if (sessionType == ActiveMQSession.TYPE_QUEUE_SESSION) { throw new IllegalStateException("Cannot create a temporary topic on a QueueSession"); } try { final ActiveMQTemporaryTopic topic; if (enable1xPrefixes) { topic = ActiveMQDestination.createTemporaryTopic(this, PacketImpl.OLD_TEMP_TOPIC_PREFIX.toString()); } else { topic = ActiveMQDestination.createTemporaryTopic(this); } SimpleString simpleAddress = topic.getSimpleAddress(); // We create a dummy subscription on the topic, that never receives messages - this is so we can perform JMS // checks when routing messages to a topic that // does not exist - otherwise we would not be able to distinguish from a non existent topic and one with no // subscriptions - core has no notion of a topic session.createQueue(new QueueConfiguration(simpleAddress).setAddress(simpleAddress).setFilterString(ActiveMQSession.REJECTING_FILTER).setDurable(false).setTemporary(true)); connection.addTemporaryQueue(simpleAddress); return topic; } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } @Override public void unsubscribe(final String name) throws JMSException { // As per spec. section 4.11 if (sessionType == ActiveMQSession.TYPE_QUEUE_SESSION) { throw new IllegalStateException("Cannot unsubscribe using a QueueSession"); } SimpleString queueName = ActiveMQDestination.createQueueNameForSubscription(true, connection.getClientID(), name); try { QueueQuery response = session.queueQuery(queueName); if (!response.isExists()) { throw new InvalidDestinationException("Cannot unsubscribe, subscription with name " + name + " does not exist"); } if (response.getConsumerCount() != 0) { throw new IllegalStateException("Cannot unsubscribe durable subscription " + name + " since it has active subscribers"); } session.deleteQueue(queueName); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } // XASession implementation public Session getSession() throws JMSException { if (!xa) { throw new IllegalStateException("Isn't an XASession"); } return this; } public XAResource getXAResource() { return session.getXAResource(); } // QueueSession implementation @Override public QueueReceiver createReceiver(final Queue queue, final String messageSelector) throws JMSException { return (QueueReceiver) createConsumer(queue, messageSelector); } @Override public QueueReceiver createReceiver(final Queue queue) throws JMSException { return (QueueReceiver) createConsumer(queue); } @Override public QueueSender createSender(final Queue queue) throws JMSException { return (QueueSender) createProducer(queue); } // XAQueueSession implementation public QueueSession getQueueSession() throws JMSException { return (QueueSession) getSession(); } // TopicSession implementation @Override public TopicPublisher createPublisher(final Topic topic) throws JMSException { return (TopicPublisher) createProducer(topic); } @Override public TopicSubscriber createSubscriber(final Topic topic, final String messageSelector, final boolean noLocal) throws JMSException { return (TopicSubscriber) createConsumer(topic, messageSelector, noLocal); } @Override public TopicSubscriber createSubscriber(final Topic topic) throws JMSException { return (TopicSubscriber) createConsumer(topic); } // XATopicSession implementation public TopicSession getTopicSession() throws JMSException { return (TopicSession) getSession(); } @Override public String toString() { return "ActiveMQSession->" + session; } public ClientSession getCoreSession() { return session; } public boolean isRecoverCalled() { return recoverCalled; } public void setRecoverCalled(final boolean recoverCalled) { this.recoverCalled = recoverCalled; } public void deleteTemporaryTopic(final ActiveMQDestination tempTopic) throws JMSException { if (!tempTopic.isTemporary()) { throw new InvalidDestinationException("Not a temporary topic " + tempTopic); } try { AddressQuery response = session.addressQuery(tempTopic.getSimpleAddress()); if (!response.isExists()) { throw new InvalidDestinationException("Cannot delete temporary topic " + tempTopic.getName() + " does not exist"); } if (response.getQueueNames().size() > 1) { throw new IllegalStateException("Cannot delete temporary topic " + tempTopic.getName() + " since it has subscribers"); } SimpleString address = tempTopic.getSimpleAddress(); session.deleteQueue(address); connection.removeTemporaryQueue(address); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } public void deleteTemporaryQueue(final ActiveMQDestination tempQueue) throws JMSException { if (!tempQueue.isTemporary()) { throw new InvalidDestinationException("Not a temporary queue " + tempQueue); } try { QueueQuery response = session.queueQuery(tempQueue.getSimpleAddress()); if (!response.isExists()) { throw new InvalidDestinationException("Cannot delete temporary queue " + tempQueue.getName() + " does not exist"); } if (response.getConsumerCount() > 0) { throw new IllegalStateException("Cannot delete temporary queue " + tempQueue.getName() + " since it has subscribers"); } SimpleString address = tempQueue.getSimpleAddress(); session.deleteQueue(address); connection.removeTemporaryQueue(address); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } public void start() throws JMSException { try { session.start(); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } public void stop() throws JMSException { try { session.stop(); } catch (ActiveMQException e) { throw JMSExceptionHelper.convertFromActiveMQException(e); } } public void removeConsumer(final ActiveMQMessageConsumer consumer) { consumers.remove(consumer); } public boolean isEnable1xPrefixes() { return enable1xPrefixes; } void deleteQueue(final SimpleString queueName) throws JMSException { if (!session.isClosed()) { try { session.deleteQueue(queueName); } catch (ActiveMQException ignore) { // Exception on deleting queue shouldn't prevent close from completing } } } public ActiveMQConnection getConnection() { return connection; } void checkClosed() throws JMSException { if (session.isClosed()) { throw new IllegalStateException("Session is closed"); } } void createTemporaryQueue(ActiveMQDestination destination, RoutingType routingType, SimpleString queueName, SimpleString filter, ClientSession.AddressQuery addressQuery) throws ActiveMQException { QueueConfiguration queueConfiguration = destination.getQueueConfiguration() == null ? new QueueConfiguration(queueName) : destination.getQueueConfiguration(); AutoCreateUtil.setRequiredQueueConfigurationIfNotSet(queueConfiguration, addressQuery, routingType, filter, false); session.createQueue(queueConfiguration.setName(queueName).setAddress(destination.getAddress()).setDurable(false).setTemporary(true)); } void createSharedQueue(ActiveMQDestination destination, RoutingType routingType, SimpleString queueName, SimpleString filter, boolean durable, ClientSession.AddressQuery addressQuery) throws ActiveMQException { QueueConfiguration queueConfiguration = destination.getQueueConfiguration() == null ? new QueueConfiguration(queueName) : destination.getQueueConfiguration(); AutoCreateUtil.setRequiredQueueConfigurationIfNotSet(queueConfiguration, addressQuery, routingType, filter, durable); session.createSharedQueue(queueConfiguration.setName(queueName).setAddress(destination.getAddress()).setDurable(durable)); } void createQueue(ActiveMQDestination destination, RoutingType routingType, SimpleString queueName, SimpleString filter, boolean durable, boolean autoCreated, ClientSession.AddressQuery addressQuery) throws ActiveMQException { QueueConfiguration queueConfiguration = destination.getQueueConfiguration() == null ? new QueueConfiguration(queueName) : destination.getQueueConfiguration(); AutoCreateUtil.setRequiredQueueConfigurationIfNotSet(queueConfiguration, addressQuery, routingType, filter, durable); session.createQueue(queueConfiguration.setName(queueName).setAddress(destination.getAddress()).setAutoCreated(autoCreated).setDurable(durable)); } private ActiveMQQueue lookupQueue(final String queueName, boolean isTemporary) throws ActiveMQException { String queueNameToUse = queueName; if (enable1xPrefixes) { queueNameToUse = (isTemporary ? PacketImpl.OLD_TEMP_QUEUE_PREFIX.toString() : PacketImpl.OLD_QUEUE_PREFIX.toString()) + queueName; } ActiveMQQueue queue; if (isTemporary) { queue = ActiveMQDestination.createTemporaryQueue(queueNameToUse); } else { queue = ActiveMQDestination.createQueue(queueNameToUse); } if (queueName != queueNameToUse) { queue.setName(queueName); } QueueQuery response = session.queueQuery(queue.getSimpleAddress()); if (!response.isExists() && !response.isAutoCreateQueues()) { return null; } else { return queue; } } private ActiveMQTopic lookupTopic(final String topicName, final boolean isTemporary) throws ActiveMQException { String topicNameToUse = topicName; if (enable1xPrefixes) { topicNameToUse = (isTemporary ? PacketImpl.OLD_TEMP_TOPIC_PREFIX.toString() : PacketImpl.OLD_TOPIC_PREFIX.toString()) + topicName; } ActiveMQTopic topic; if (isTemporary) { topic = ActiveMQDestination.createTemporaryTopic(topicNameToUse); } else { topic = ActiveMQDestination.createTopic(topicNameToUse); } if (topicNameToUse != topicName) { topic.setName(topicName); } AddressQuery query = session.addressQuery(topic.getSimpleAddress()); if (!query.isExists() && !query.isAutoCreateAddresses()) { return null; } else { return topic; } } }




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