/*
 * Copyright 1999,2004 The Apache Software Foundation.
 * 
 * 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.apache.catalina.mbeans;


import javax.management.InstanceNotFoundException;
import javax.management.MBeanException;
import javax.management.MBeanServer;
import javax.management.RuntimeOperationsException;
import org.apache.catalina.Server;
import org.apache.catalina.ServerFactory;
import org.apache.catalina.core.StandardServer;
import org.apache.commons.modeler.BaseModelMBean;


/**
 * <p>A <strong>ModelMBean</strong> implementation for the
 * <code>org.apache.catalina.core.StandardServer</code> component.</p>
 *
 * @author Amy Roh
 * @version $Revision$ $Date$
 */

public class StandardServerMBean extends BaseModelMBean {


    // ------------------------------------------------------- Static Variables


    /**
     * The <code>MBeanServer</code> for this application.
     */
    private static MBeanServer mserver = MBeanUtils.createServer();


    // ----------------------------------------------------------- Constructors


    /**
     * Construct a <code>ModelMBean</code> with default
     * <code>ModelMBeanInfo</code> information.
     *
     * @exception MBeanException if the initializer of an object
     *  throws an exception
     * @exception RuntimeOperationsException if an IllegalArgumentException
     *  occurs
     */
    public StandardServerMBean()
        throws MBeanException, RuntimeOperationsException {

        super();

    }


    // ------------------------------------------------------------- Attributes


    // ------------------------------------------------------------- Operations


    /**
     * Write the configuration information for this entire <code>Server</code>
     * out to the server.xml configuration file.
     *
     * @exception InstanceNotFoundException if the managed resource object
     *  cannot be found
     * @exception MBeanException if the initializer of the object throws
     *  an exception, or persistence is not supported
     * @exception RuntimeOperationsException if an exception is reported
     *  by the persistence mechanism
     */
    public synchronized void store() throws InstanceNotFoundException,
        MBeanException, RuntimeOperationsException {

        Server server = ServerFactory.getServer();
        if (server instanceof StandardServer) {
            try {
                ((StandardServer) server).storeConfig();
            } catch (Exception e) {
                throw new MBeanException(e, "Error updating conf/server.xml");
            }
        }

    }


}