Tomcat example source code file (NotificationInfo.java)

This example Tomcat source code file (NotificationInfo.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 - Tomcat tags/keywords

featureinfo, io, management, mbeannotificationinfo, mbeannotificationinfo, notificationinfo, notificationinfo, serializable, string, string, stringbuffer, stringbuffer

The Tomcat NotificationInfo.java source code

/*
 * 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.tomcat.util.modeler;


import java.io.Serializable;

import javax.management.MBeanNotificationInfo;


/**
 * <p>Internal configuration information for a Notification
 * descriptor.</p>
 *
 * @author Craig R. McClanahan
 * @version $Revision: 467222 $ $Date: 2006-10-24 05:17:11 +0200 (mar., 24 oct. 2006) $
 */

public class NotificationInfo extends FeatureInfo implements Serializable {
    static final long serialVersionUID = -6319885418912650856L;

    // ----------------------------------------------------- Instance Variables


    /**
     * The <code>ModelMBeanNotificationInfo object that corresponds
     * to this <code>NotificationInfo instance.
     */
    transient MBeanNotificationInfo info = null;
    protected String notifTypes[] = new String[0];

    // ------------------------------------------------------------- Properties


    /**
     * Override the <code>description property setter.
     *
     * @param description The new description
     */
    public void setDescription(String description) {
        super.setDescription(description);
        this.info = null;
    }


    /**
     * Override the <code>name property setter.
     *
     * @param name The new name
     */
    public void setName(String name) {
        super.setName(name);
        this.info = null;
    }


    /**
     * The set of notification types for this MBean.
     */
    public String[] getNotifTypes() {
        return (this.notifTypes);
    }


    // --------------------------------------------------------- Public Methods


    /**
     * Add a new notification type to the set managed by an MBean.
     *
     * @param notifType The new notification type
     */
    public void addNotifType(String notifType) {

        synchronized (notifTypes) {
            String results[] = new String[notifTypes.length + 1];
            System.arraycopy(notifTypes, 0, results, 0, notifTypes.length);
            results[notifTypes.length] = notifType;
            notifTypes = results;
            this.info = null;
        }

    }


    /**
     * Create and return a <code>ModelMBeanNotificationInfo object that
     * corresponds to the attribute described by this instance.
     */
    public MBeanNotificationInfo createNotificationInfo() {

        // Return our cached information (if any)
        if (info != null)
            return (info);

        // Create and return a new information object
        info = new MBeanNotificationInfo
            (getNotifTypes(), getName(), getDescription());
        //Descriptor descriptor = info.getDescriptor();
        //addFields(descriptor);
        //info.setDescriptor(descriptor);
        return (info);

    }


    /**
     * Return a string representation of this notification descriptor.
     */
    public String toString() {

        StringBuffer sb = new StringBuffer("NotificationInfo[");
        sb.append("name=");
        sb.append(name);
        sb.append(", description=");
        sb.append(description);
        sb.append(", notifTypes=");
        sb.append(notifTypes.length);
        sb.append("]");
        return (sb.toString());

    }


}