/**
* 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.management;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import javax.management.MBeanServer;
import javax.management.ObjectName;
import org.apache.camel.Exchange;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.impl.ConsumerCache;
/**
* @version
*/
public class ManagedConsumerCacheHitsTest extends ManagementTestSupport {
public void testManageConsumerCache() throws Exception {
// JMX tests dont work well on AIX CI servers (hangs them)
if (isPlatform("aix")) {
return;
}
// always register services in JMX so we can enlist our consumer template/cache
context.getManagementStrategy().getManagementAgent().setRegisterAlways(true);
ConsumerCache cache = new ConsumerCache(this, context);
context.addService(cache);
template.sendBody("seda:a", "Hello World");
Exchange out = cache.getConsumer(context.getEndpoint("seda:a")).receive(3000);
assertNotNull("Should got an exchange", out);
assertEquals("Hello World", out.getIn().getBody());
// get the stats for the route
MBeanServer mbeanServer = getMBeanServer();
Set<ObjectName> set = mbeanServer.queryNames(new ObjectName("*:type=services,*"), null);
List<ObjectName> list = new ArrayList<ObjectName>(set);
ObjectName on = null;
for (ObjectName name : list) {
if (name.getCanonicalName().contains("ConsumerCache")) {
on = name;
break;
}
}
assertNotNull("Should have found ConsumerCache", on);
Integer max = (Integer) mbeanServer.getAttribute(on, "MaximumCacheSize");
assertEquals(1000, max.intValue());
Integer current = (Integer) mbeanServer.getAttribute(on, "Size");
assertEquals(1, current.intValue());
// since we only send 1 message we should have 0 hits and 1 miss
Long hits = (Long) mbeanServer.getAttribute(on, "Hits");
assertEquals(0, hits.longValue());
Long misses = (Long) mbeanServer.getAttribute(on, "Misses");
assertEquals(1, misses.longValue());
// send more
// ---------
template.sendBody("seda:b", "Hello World");
template.sendBody("seda:c", "Hello World");
out = cache.getConsumer(context.getEndpoint("seda:b")).receive(3000);
assertNotNull(out);
out = cache.getConsumer(context.getEndpoint("seda:c")).receive(3000);
assertNotNull(out);
// we have only consumed from 3 different endpoints so all is misses
hits = (Long) mbeanServer.getAttribute(on, "Hits");
assertEquals(0, hits.longValue());
misses = (Long) mbeanServer.getAttribute(on, "Misses");
assertEquals(3, misses.longValue());
// send to same endpoints
// ----------------------
template.sendBody("seda:a", "Bye World");
template.sendBody("seda:b", "Bye World");
out = cache.getConsumer(context.getEndpoint("seda:a")).receive(3000);
assertNotNull(out);
out = cache.getConsumer(context.getEndpoint("seda:b")).receive(3000);
assertNotNull(out);
// we should have hits now
hits = (Long) mbeanServer.getAttribute(on, "Hits");
assertEquals(2, hits.longValue());
misses = (Long) mbeanServer.getAttribute(on, "Misses");
assertEquals(3, misses.longValue());
// reset statistics
// ----------------
mbeanServer.invoke(on, "resetStatistics", null, null);
hits = (Long) mbeanServer.getAttribute(on, "Hits");
assertEquals(0, hits.longValue());
misses = (Long) mbeanServer.getAttribute(on, "Misses");
assertEquals(0, misses.longValue());
}
@Override
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
@Override
public void configure() throws Exception {
// note: this route is not used in the test
from("direct:start").to("mock:result");
}
};
}
}