Spring Framework example source code file (MBeanServerConnectionFactoryBeanTests.java)

This example Spring Framework source code file (MBeanServerConnectionFactoryBeanTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

abstractmbeanservertests, connection, exception, exception, illegalargumentexception, jmxconnectorserver, jmxconnectorserver, jmxserviceurl, malformedurlexception, management, mbean, mbeanserverconnection, mbeanserverconnection, mbeanserverconnectionfactorybean, mbeanserverconnectionfactorybean, net, network

The Spring Framework MBeanServerConnectionFactoryBeanTests.java source code

/*
 * Copyright 2002-2007 the original author or authors.
 *
 * 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.springframework.jmx.support;

import java.net.MalformedURLException;

import javax.management.MBeanServerConnection;
import javax.management.remote.JMXConnectorServer;
import javax.management.remote.JMXConnectorServerFactory;
import javax.management.remote.JMXServiceURL;

import org.springframework.aop.support.AopUtils;
import org.springframework.jmx.AbstractMBeanServerTests;

/**
 * @author Rob Harrop
 * @author Juergen Hoeller
 */
public class MBeanServerConnectionFactoryBeanTests extends AbstractMBeanServerTests {

	private static final String SERVICE_URL = "service:jmx:jmxmp://localhost:9876";

	private JMXServiceURL getServiceUrl() throws MalformedURLException {
		return new JMXServiceURL(SERVICE_URL);
	}

	private JMXConnectorServer getConnectorServer() throws Exception {
		return JMXConnectorServerFactory.newJMXConnectorServer(getServiceUrl(), null, getServer());
	}

	public void testValidConnection() throws Exception {
		JMXConnectorServer connectorServer = getConnectorServer();
		connectorServer.start();

		try {
			MBeanServerConnectionFactoryBean bean = new MBeanServerConnectionFactoryBean();
			bean.setServiceUrl(SERVICE_URL);
			bean.afterPropertiesSet();

			try {
				MBeanServerConnection connection = (MBeanServerConnection) bean.getObject();
				assertNotNull("Connection should not be null", connection);

				// perform simple MBean count test
				assertEquals("MBean count should be the same", getServer().getMBeanCount(), connection.getMBeanCount());
			}
			finally {
				bean.destroy();
			}
		}
		finally {
			connectorServer.stop();
		}
	}

	public void testWithNoServiceUrl() throws Exception {
		MBeanServerConnectionFactoryBean bean = new MBeanServerConnectionFactoryBean();
		try {
			bean.afterPropertiesSet();
			fail("IllegalArgumentException should be raised when no service url is provided");
		}
		catch (IllegalArgumentException ex) {
			// expected
		}
	}

	public void testWithLazyConnection() throws Exception {
		MBeanServerConnectionFactoryBean bean = new MBeanServerConnectionFactoryBean();
		bean.setServiceUrl(SERVICE_URL);
		bean.setConnectOnStartup(false);
		bean.afterPropertiesSet();

		MBeanServerConnection connection = (MBeanServerConnection) bean.getObject();
		assertTrue(AopUtils.isAopProxy(connection));

		JMXConnectorServer connector = null;
		try {
			connector = getConnectorServer();
			connector.start();
			assertEquals("Incorrect MBean count", getServer().getMBeanCount(), connection.getMBeanCount());
		}
		finally {
			bean.destroy();
			if (connector != null) {
				connector.stop();
			}
		}
	}

	public void testWithLazyConnectionAndNoAccess() throws Exception {
		MBeanServerConnectionFactoryBean bean = new MBeanServerConnectionFactoryBean();
		bean.setServiceUrl(SERVICE_URL);
		bean.setConnectOnStartup(false);
		bean.afterPropertiesSet();

		MBeanServerConnection connection = (MBeanServerConnection) bean.getObject();
		assertTrue(AopUtils.isAopProxy(connection));
		bean.destroy();
	}

}