abstractmbeanservertests.java

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/*
 * Copyright 2002-2006 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;

import javax.management.MBeanServer;
import javax.management.MBeanServerFactory;
import javax.management.ObjectName;

import junit.framework.TestCase;

/**
 * @author Rob Harrop
 */
public abstract class AbstractMBeanServerTests extends TestCase {

	protected MBeanServer server;

	public final void setUp() throws Exception {
		this.server = MBeanServerFactory.createMBeanServer();
		try {
			onSetUp();
		}
		catch (Exception e) {
			releaseServer();
			throw e;
		}
	}

	protected void tearDown() throws Exception {
		releaseServer();
		onTearDown();
	}

	private void releaseServer() {
		MBeanServerFactory.releaseMBeanServer(this.getServer());
	}

	protected void onTearDown() throws Exception {
	}

	protected void onSetUp() throws Exception {
	}

	public MBeanServer getServer() {
		return server;
	}

	protected void assertIsRegistered(String message, ObjectName objectName) {
		assertTrue(message, getServer().isRegistered(objectName));
	}

	protected void assertIsNotRegistered(String message, ObjectName objectName) {
		assertFalse(message, getServer().isRegistered(objectName));
	}
}