ModelMBeanNotificationInfo.java 文件源码

/**
 * Returns a copy of the associated Descriptor for the
 * ModelMBeanNotificationInfo.
 *
 * @return Descriptor associated with the
 * ModelMBeanNotificationInfo object.
 *
 * @see #setDescriptor
 **/
public Descriptor getDescriptor() {
    if (MODELMBEAN_LOGGER.isLoggable(Level.TRACE)) {
        MODELMBEAN_LOGGER.log(Level.TRACE, "Entry");
    }

    if (notificationDescriptor == null) {
        // Dead code. Should never happen.
        if (MODELMBEAN_LOGGER.isLoggable(Level.TRACE)) {
            MODELMBEAN_LOGGER.log(Level.TRACE,
                    "Descriptor value is null, " +
                    "setting descriptor to default values");
        }
        notificationDescriptor = validDescriptor(null);
    }

    return((Descriptor)notificationDescriptor.clone());
}