/*
* Copyright (C) Scott Cranton and Jakub Korab
* https://github.com/CamelCookbook
*
* Licensed 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.camelcookbook.monitoring.managed;
import javax.management.MBeanServer;
import javax.management.ObjectName;
import org.apache.camel.CamelContext;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.management.DefaultManagementNamingStrategy;
import org.apache.camel.spi.ManagementAgent;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ManagedTest extends CamelTestSupport {
private static Logger LOG = LoggerFactory.getLogger(ManagedTest.class);
@Override
protected RouteBuilder createRouteBuilder() throws Exception {
return new ManagedRouteBuilder();
}
@Override
protected CamelContext createCamelContext() throws Exception {
enableJMX();
CamelContext camelContext = super.createCamelContext();
// Force hostname to be "localhost" for testing purposes
final DefaultManagementNamingStrategy naming = (DefaultManagementNamingStrategy) camelContext.getManagementStrategy().getManagementNamingStrategy();
naming.setHostName("localhost");
naming.setDomainName("org.apache.camel");
// setup the ManagementAgent to include the hostname
camelContext.getManagementStrategy().getManagementAgent().setIncludeHostName(true);
return camelContext;
}
@Test
public void testManagedResource() throws Exception {
final ManagementAgent managementAgent = context.getManagementStrategy().getManagementAgent();
assertNotNull(managementAgent);
final MBeanServer mBeanServer = managementAgent.getMBeanServer();
assertNotNull(mBeanServer);
final String mBeanServerDefaultDomain = managementAgent.getMBeanServerDefaultDomain();
assertEquals("org.apache.camel", mBeanServerDefaultDomain);
final String managementName = context.getManagementName();
assertNotNull("CamelContext should have a management name if JMX is enabled", managementName);
LOG.info("managementName = {}", managementName);
// Get the Camel Context MBean
ObjectName onContext = ObjectName.getInstance(mBeanServerDefaultDomain + ":context=localhost/" + managementName + ",type=context,name=\"" + context.getName() + "\"");
assertTrue("Should be registered", mBeanServer.isRegistered(onContext));
// Get myManagedBean
ObjectName onManagedBean = ObjectName.getInstance(mBeanServerDefaultDomain + ":context=localhost/" + managementName + ",type=processors,name=\"myManagedBean\"");
LOG.info("Canonical Name = {}", onManagedBean.getCanonicalName());
assertTrue("Should be registered", mBeanServer.isRegistered(onManagedBean));
// Send a couple of messages to get some route statistics
template.sendBody("direct:start", "Hello Camel");
template.sendBody("direct:start", "Camel Rocks!");
// Get MBean attribute
int camelsSeenCount = (Integer) mBeanServer.getAttribute(onManagedBean, "CamelsSeenCount");
assertEquals(2, camelsSeenCount);
// Stop the route via JMX
mBeanServer.invoke(onManagedBean, "resetCamelsSeenCount", null, null);
camelsSeenCount = (Integer) mBeanServer.getAttribute(onManagedBean, "CamelsSeenCount");
assertEquals(0, camelsSeenCount);
}
}