/**
* 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.camel.component;
import org.apache.activemq.EmbeddedBrokerTestSupport;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;
import org.apache.camel.CamelContext;
import org.apache.camel.Endpoint;
import org.apache.camel.impl.DefaultCamelContext;
import org.apache.camel.spi.BrowsableEndpoint;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
/**
* Shows that we can see the queues inside ActiveMQ via Camel
* by enabling the {@link ActiveMQComponent#setExposeAllQueues(boolean)} flag
*
*
*/
public class AutoExposeQueuesInCamelTest extends EmbeddedBrokerTestSupport {
private static final transient Logger LOG = LoggerFactory.getLogger(AutoExposeQueuesInCamelTest.class);
protected ActiveMQQueue sampleQueue = new ActiveMQQueue("foo.bar");
protected ActiveMQTopic sampleTopic = new ActiveMQTopic("cheese");
protected CamelContext camelContext = new DefaultCamelContext();
ActiveMQComponent component;
public void testWorks() throws Exception {
Thread.sleep(2000);
LOG.debug("Looking for endpoints...");
broker.getAdminView().addQueue("runtime");
Thread.sleep(1000);
// Changed from using CamelContextHelper.getSingletonEndpoints here because JMS Endpoints in Camel
// are always non-singleton
List<BrowsableEndpoint> endpoints = getEndpoints(camelContext, BrowsableEndpoint.class);
for (BrowsableEndpoint endpoint : endpoints) {
LOG.debug("Endpoint: " + endpoint);
}
assertEquals("Should have found an endpoint: "+ endpoints, 2, endpoints.size());
}
public void testCompleter() throws Exception {
Thread.sleep(1000);
List<String> result = component.completeEndpointPath(null, "foo");
assertThat(result, is(Arrays.asList("foo.bar")));
result = component.completeEndpointPath(null, "queue:foo");
assertThat(result, is(Arrays.asList("foo.bar")));
result = component.completeEndpointPath(null, "topic:ch");
assertThat(result, is(Arrays.asList("cheese")));
result = component.completeEndpointPath(null, "ch");
assertTrue(result.isEmpty());
result = component.completeEndpointPath(null, "queue:ch");
assertTrue(result.isEmpty());
result = component.completeEndpointPath(null, "topic:foo");
assertTrue(result.isEmpty());
broker.getAdminView().addQueue("runtime");
Thread.sleep(1000);
result = component.completeEndpointPath(null, "run");
assertThat(result, is(Arrays.asList("runtime")));
}
public <T> List<T> getEndpoints(CamelContext camelContext, Class<T> type) {
List<T> answer = new ArrayList<T>();
Collection<Endpoint> endpoints = camelContext.getEndpoints();
for (Endpoint endpoint : endpoints) {
if (type.isInstance(endpoint)) {
T value = type.cast(endpoint);
answer.add(value);
}
}
return answer;
}
@Override
protected void setUp() throws Exception {
super.setUp();
// lets configure the ActiveMQ component for Camel
component = new ActiveMQComponent();
component.setBrokerURL(bindAddress);
component.setExposeAllQueues(true);
camelContext.addComponent("activemq", component);
camelContext.start();
}
@Override
protected void tearDown() throws Exception {
camelContext.stop();
super.tearDown();
}
@Override
protected BrokerService createBroker() throws Exception {
BrokerService broker = super.createBroker();
broker.setDestinations(new ActiveMQDestination[]{
sampleQueue,
sampleTopic
});
return broker;
}
}