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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.qpid.management.jmx;
import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.qpid.AMQException;
import org.apache.qpid.client.AMQConnection;
import org.apache.qpid.client.AMQDestination;
import org.apache.qpid.client.AMQQueue;
import org.apache.qpid.client.AMQSession;
import org.apache.qpid.exchange.ExchangeDefaults;
import org.apache.qpid.framing.AMQShortString;
import org.apache.qpid.test.utils.JMXTestUtils;
import org.apache.qpid.test.utils.QpidBrokerTestCase;
/**
* Test generation of message statistics.
*/
public abstract class MessageStatisticsTestCase extends QpidBrokerTestCase
{
protected static final String USER = "admin";
protected JMXTestUtils _jmxUtils;
protected Connection _test, _dev, _local;
protected String _queueName = "statistics";
protected Destination _queue;
protected String _brokerUrl;
@Override
public void setUp() throws Exception
{
_jmxUtils = new JMXTestUtils(this, USER, USER);
_jmxUtils.setUp();
configureStatistics();
super.setUp();
_brokerUrl = getBroker().toString();
_test = new AMQConnection(_brokerUrl, USER, USER, "clientid", "test");
_dev = new AMQConnection(_brokerUrl, USER, USER, "clientid", "development");
_local = new AMQConnection(_brokerUrl, USER, USER, "clientid", "localhost");
_test.start();
_dev.start();
_local.start();
_jmxUtils.open();
}
protected void createQueue(Session session) throws AMQException, JMSException
{
_queue = new AMQQueue(ExchangeDefaults.DIRECT_EXCHANGE_NAME, _queueName);
if (!((AMQSession<?,?>) session).isQueueBound((AMQDestination) _queue))
{
((AMQSession<?,?>) session).createQueue(new AMQShortString(_queueName), false, true, false, null);
((AMQSession<?,?>) session).declareAndBind((AMQDestination) new AMQQueue(ExchangeDefaults.DIRECT_EXCHANGE_NAME, _queueName));
}
}
@Override
public void tearDown() throws Exception
{
_jmxUtils.close();
_test.close();
_dev.close();
_local.close();
super.tearDown();
}
/**
* Configure statistics generation properties on the broker.
*/
public abstract void configureStatistics() throws Exception;
protected void sendUsing(Connection con, int number, int size) throws Exception
{
Session session = con.createSession(false, Session.AUTO_ACKNOWLEDGE);
createQueue(session);
MessageProducer producer = session.createProducer(_queue);
String content = new String(new byte[size]);
TextMessage msg = session.createTextMessage(content);
for (int i = 0; i < number; i++)
{
producer.send(msg);
}
}
/**
* Asserts that the actual value is within the expected value plus or
* minus the given error.
*/
public void assertApprox(String message, double error, double expected, double actual)
{
double min = expected * (1.0d - error);
double max = expected * (1.0d + error);
String assertion = String.format("%s: expected %f +/- %d%%, actual %f",
message, expected, (int) (error * 100.0d), actual);
assertTrue(assertion, actual > min && actual < max);
}
}
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