public class: AttributeChangeNotification
All Implemented Interfaces:
Provides definitions of the attribute change notifications sent by MBeans.
It's up to the MBean owning the attribute of interest to create and send
attribute change notifications when the attribute change occurs.
NotificationBroadcaster interface has to be implemented
by any MBean for which an attribute change is of interest.
If an MBean called
myMbean needs to notify registered listeners
when its attribute:
creates and emits the following notification:
new AttributeChangeNotification(myMbean, sequenceNumber, timeStamp, msg,
"myString", "String", oldValue, newValue);
|public static final String ||ATTRIBUTE_CHANGE ||Notification type which indicates that the observed MBean attribute value has changed.
The value of this type string is
public AttributeChangeNotification(Object source,
Constructs an attribute change notification object.
In addition to the information common to all notification, the caller must supply the name and type
of the attribute, as well as its old and new values.
source - The notification producer, that is, the MBean the attribute belongs to.
sequenceNumber - The notification sequence number within the source object.
timeStamp - The date at which the notification is being sent.
msg - A String containing the message of the notification.
attributeName - A String giving the name of the attribute.
attributeType - A String containing the type of the attribute.
oldValue - An object representing value of the attribute before the change.
newValue - An object representing value of the attribute after the change.
|Methods from java.lang.Object:|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait|