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ActiveMQ component for Camel
/*
* 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.camel.component.activemq;
import java.net.URISyntaxException;
import java.util.Map;
import java.util.concurrent.CopyOnWriteArrayList;
import org.apache.activemq.Service;
import org.apache.camel.CamelContext;
import org.apache.camel.Endpoint;
import org.apache.camel.RuntimeCamelException;
import org.apache.camel.component.jms.JmsComponent;
import org.apache.camel.component.jms.JmsConfiguration;
import org.apache.camel.component.jms.JmsEndpoint;
import org.apache.camel.component.jms.QueueBrowseStrategy;
import org.apache.camel.spi.Metadata;
import org.apache.camel.spi.annotations.Component;
import org.apache.camel.support.component.PropertyConfigurerSupport;
import org.apache.camel.util.ObjectHelper;
import org.apache.camel.util.PropertiesHelper;
import org.apache.camel.util.URISupport;
import org.springframework.jms.connection.SingleConnectionFactory;
import org.springframework.jms.core.JmsTemplate;
/**
* The ActiveMQ Component.
*/
@Component("activemq")
public class ActiveMQComponent extends JmsComponent {
private final CopyOnWriteArrayList singleConnectionFactoryList = new CopyOnWriteArrayList<>();
private final CopyOnWriteArrayList pooledConnectionFactoryServiceList = new CopyOnWriteArrayList<>();
public ActiveMQComponent() {
}
public ActiveMQComponent(CamelContext context) {
super(context);
}
public ActiveMQComponent(ActiveMQConfiguration configuration) {
setConfiguration(configuration);
}
/**
* Creates an ActiveMQ Component
*
* @return the created component
*/
public static ActiveMQComponent activeMQComponent() {
return new ActiveMQComponent();
}
/**
* Creates an ActiveMQ Component connecting to the given
* broker URL
*
* @param brokerURL the URL to connect to
* @return the created component
*/
public static ActiveMQComponent activeMQComponent(String brokerURL) {
ActiveMQComponent answer = new ActiveMQComponent();
if (answer.getConfiguration() instanceof ActiveMQConfiguration) {
((ActiveMQConfiguration) answer.getConfiguration()).setBrokerURL(brokerURL);
}
return answer;
}
public String getBrokerURL() {
if (getConfiguration() instanceof ActiveMQConfiguration) {
return ((ActiveMQConfiguration) getConfiguration()).getBrokerURL();
}
return null;
}
/**
* Sets the broker URL to use to connect to ActiveMQ. If none configured then localhost:61616 is used by default
* (however can be overridden by configuration from environment variables)
*/
@Metadata(label = "common")
public void setBrokerURL(String brokerURL) {
if (getConfiguration() instanceof ActiveMQConfiguration) {
((ActiveMQConfiguration) getConfiguration()).setBrokerURL(brokerURL);
}
}
/**
* Define if all Java packages are trusted or not (for Java object JMS message types). Notice its not recommended
* practice to send Java serialized objects over network. Setting this to true can expose security risks, so use
* this with care.
*/
@Metadata(defaultValue = "false", label = "advanced")
public void setTrustAllPackages(boolean trustAllPackages) {
if (getConfiguration() instanceof ActiveMQConfiguration) {
((ActiveMQConfiguration) getConfiguration()).setTrustAllPackages(trustAllPackages);
}
}
public boolean isTrustAllPackages() {
if (getConfiguration() instanceof ActiveMQConfiguration) {
return ((ActiveMQConfiguration) getConfiguration()).isTrustAllPackages();
}
return false;
}
/**
* Enables or disables whether a PooledConnectionFactory will be used so that when messages are sent to ActiveMQ
* from outside of a message consuming thread, pooling will be used rather than the default with the Spring
* {@link JmsTemplate} which will create a new connection, session, producer for each message then close them all
* down again.
*
* The default value is true.
*/
@Metadata(defaultValue = "true", label = "common")
public void setUsePooledConnection(boolean usePooledConnection) {
if (getConfiguration() instanceof ActiveMQConfiguration) {
((ActiveMQConfiguration) getConfiguration()).setUsePooledConnection(usePooledConnection);
}
}
public boolean isUsePooledConnection() {
if (getConfiguration() instanceof ActiveMQConfiguration) {
return ((ActiveMQConfiguration) getConfiguration()).isUsePooledConnection();
}
return true;
}
/**
* Enables or disables whether a Spring {@link SingleConnectionFactory} will be used so that when messages are sent
* to ActiveMQ from outside of a message consuming thread, pooling will be used rather than the default with the
* Spring {@link JmsTemplate} which will create a new connection, session, producer for each message then close them
* all down again.
*
* The default value is false and a pooled connection is used by default.
*/
@Metadata(defaultValue = "false", label = "common")
public void setUseSingleConnection(boolean useSingleConnection) {
if (getConfiguration() instanceof ActiveMQConfiguration) {
((ActiveMQConfiguration) getConfiguration()).setUseSingleConnection(useSingleConnection);
}
}
public boolean isUseSingleConnection() {
if (getConfiguration() instanceof ActiveMQConfiguration) {
return ((ActiveMQConfiguration) getConfiguration()).isUseSingleConnection();
}
return false;
}
@Override
protected void setProperties(Endpoint bean, Map parameters) throws Exception {
Object useSingleConnection = parameters.remove("useSingleConnection");
if (useSingleConnection != null) {
((ActiveMQConfiguration) ((JmsEndpoint) bean).getConfiguration())
.setUseSingleConnection(
PropertyConfigurerSupport.property(getCamelContext(), boolean.class, useSingleConnection));
}
Object usePooledConnection = parameters.remove("usePooledConnection");
if (usePooledConnection != null) {
((ActiveMQConfiguration) ((JmsEndpoint) bean).getConfiguration())
.setUsePooledConnection(
PropertyConfigurerSupport.property(getCamelContext(), boolean.class, usePooledConnection));
}
super.setProperties(bean, parameters);
}
protected void addPooledConnectionFactoryService(Service pooledConnectionFactoryService) {
pooledConnectionFactoryServiceList.add(pooledConnectionFactoryService);
}
protected void addSingleConnectionFactory(SingleConnectionFactory singleConnectionFactory) {
singleConnectionFactoryList.add(singleConnectionFactory);
}
@Override
@SuppressWarnings("unchecked")
protected String convertPathToActualDestination(String path, Map parameters) {
// support ActiveMQ destination options using the destination. prefix
// http://activemq.apache.org/destination-options.html
Map options = PropertiesHelper.extractProperties(parameters, "destination.");
String query;
try {
query = URISupport.createQueryString(options);
} catch (URISyntaxException e) {
throw RuntimeCamelException.wrapRuntimeCamelException(e);
}
// if we have destination options then append them to the destination
// name
if (ObjectHelper.isNotEmpty(query)) {
return path + "?" + query;
} else {
return path;
}
}
@Override
protected void doInit() throws Exception {
super.doInit();
// use OriginalDestinationPropagateStrategy by default if no custom
// strategy has been set
if (getMessageCreatedStrategy() == null) {
setMessageCreatedStrategy(new OriginalDestinationPropagateStrategy());
}
}
@Override
protected void doStop() throws Exception {
for (Service s : pooledConnectionFactoryServiceList) {
try {
s.stop();
} catch (Exception e) {
// ignore
}
}
pooledConnectionFactoryServiceList.clear();
for (SingleConnectionFactory s : singleConnectionFactoryList) {
try {
s.destroy();
} catch (Exception e) {
// ignore
}
}
singleConnectionFactoryList.clear();
super.doStop();
}
/**
* Configuration of ActiveMQ
*/
@Override
public void setConfiguration(JmsConfiguration configuration) {
if (configuration instanceof ActiveMQConfiguration) {
((ActiveMQConfiguration) configuration).setActiveMQComponent(this);
}
super.setConfiguration(configuration);
}
@Override
protected JmsConfiguration createConfiguration() {
ActiveMQConfiguration answer = new ActiveMQConfiguration();
answer.setActiveMQComponent(this);
return answer;
}
@Override
protected JmsEndpoint createTemporaryTopicEndpoint(
String uri, JmsComponent component, String subject, JmsConfiguration configuration) {
return new ActiveMQTemporaryTopicEndpoint(uri, component, subject, configuration);
}
@Override
protected JmsEndpoint createTopicEndpoint(
String uri, JmsComponent component, String subject, JmsConfiguration configuration) {
return new ActiveMQEndpoint(uri, component, subject, true, configuration);
}
@Override
protected JmsEndpoint createTemporaryQueueEndpoint(
String uri, JmsComponent component, String subject, JmsConfiguration configuration,
QueueBrowseStrategy queueBrowseStrategy) {
return new ActiveMQTemporaryQueueEndpoint(uri, component, subject, configuration, queueBrowseStrategy);
}
@Override
protected JmsEndpoint createQueueEndpoint(
String uri, JmsComponent component, String subject, JmsConfiguration configuration,
QueueBrowseStrategy queueBrowseStrategy) {
return new ActiveMQQueueEndpoint(uri, component, subject, configuration, queueBrowseStrategy);
}
}
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