CommunicatorServer.java 文件源码

/**
 * Returns an array of MBeanNotificationInfo objects describing
 * the notification types sent by this CommunicatorServer.
 * There is only one type of notifications sent by the CommunicatorServer:
 * it is <tt>{@link javax.management.AttributeChangeNotification}</tt>,
 * sent when the <tt>State</tt> attribute of this CommunicatorServer
 * changes.
 */
@Override
public MBeanNotificationInfo[] getNotificationInfo() {

    // Initialize notifInfos on first call to getNotificationInfo()
    //
    if (notifInfos == null) {
        notifInfos = new MBeanNotificationInfo[1];
        String[] notifTypes = {
            AttributeChangeNotification.ATTRIBUTE_CHANGE};
        notifInfos[0] = new MBeanNotificationInfo( notifTypes,
                 AttributeChangeNotification.class.getName(),
                 "Sent to notify that the value of the State attribute "+
                 "of this CommunicatorServer instance has changed.");
    }

    return notifInfos.clone();
}