/**

 * SQL-DK

 * Copyright © 2014 František Kučera (frantovo.cz)

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program. If not, see <http://www.gnu.org/licenses/>.

 */

package info.globalcode.sql.dk.jmx;

import java.lang.management.ManagementFactory;

import java.util.Hashtable;

import java.util.logging.Level;

import java.util.logging.Logger;

import javax.management.MBeanServer;

import javax.management.ObjectName;

/**

 *

 * @author Ing. František Kučera (frantovo.cz)

 */

public class ManagementUtils {

	private static final Logger log = Logger.getLogger(ManagementUtils.class.getName());

	public static final String DEFAULT_CONNECTION_JMX_NAME = "main";

	/**

	 * @see #registerMBean(java.lang.String, java.lang.String) with default JMX name

	 */

	public static ConnectionManagement registerMBean(String dbName) {

		return registerMBean(dbName, DEFAULT_CONNECTION_JMX_NAME);

	}

	/**

	 *

	 * @param dbName database name

	 * @param jmxName name of JMX bean

	 * @return registered JMX bean | or null if registration fails (should not)

	 */

	public static ConnectionManagement registerMBean(String dbName, String jmxName) {

		try {

			ConnectionManagement mbean = new ConnectionManagement(dbName);

			MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();

			Hashtable<String, String> objectProperties = new Hashtable<>();

			objectProperties.put("type", "Connection");

			objectProperties.put("name", jmxName);

			ObjectName objectName = new ObjectName("info.globalcode.sql.dk", objectProperties);

			mbs.registerMBean(mbean, objectName);

			log.log(Level.FINE, "JMX MBean was registered as: {0}", objectName);

			return mbean;

		} catch (Exception e) {

			log.log(Level.WARNING, "Unable to register JMX MBean", e);

			return null;

		}

	}

	private ManagementUtils() {

	}

}