javax.management
Class AttributeChangeNotificationFilter
java.lang.Object
|
+--javax.management.AttributeChangeNotificationFilter
- public class AttributeChangeNotificationFilter
- extends java.lang.Object
- implements NotificationFilter, java.io.Serializable
This class provides an implementation of the NotificationFilter interface for the AttributeChangeNotifications.
The filtering is performed on the name of the observed attribute.
This class manages a list of enabled attribute names.
A method allows users to enable/disable as many attribute names as required.
- See Also:
- Serialized Form
Method Summary |
void |
disableAllAttributes()
Disables all the attribute names. |
void |
disableAttribute(java.lang.String name)
Disables all the notifications whose MBean attribute name equals the specified attribute name
to be sent to the listener. |
void |
enableAttribute(java.lang.String name)
Enables all the notifications whose MBean attribute name equals the specified attribute name
to be sent to the listener. |
java.util.Vector |
getEnabledAttributes()
Gets all the enabled attribute names for this filter. |
boolean |
isNotificationEnabled(Notification notification)
Invoked before sending the specified notification to the listener. |
Methods inherited from class java.lang.Object |
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
AttributeChangeNotificationFilter
public AttributeChangeNotificationFilter()
isNotificationEnabled
public boolean isNotificationEnabled(Notification notification)
- Invoked before sending the specified notification to the listener.
This filter compares the attribute name with each enabled attribute name.
If the MBean attribute name equals one of the enabled attribute name,
the notification has to be sent to the listener and this method returns true.
- Specified by:
- isNotificationEnabled in interface NotificationFilter
- Parameters:
notification
- The notification to be sent.- Returns:
- True if the notification has to be sent to the listener, false otherwise.
enableAttribute
public void enableAttribute(java.lang.String name)
throws java.lang.IllegalArgumentException
- Enables all the notifications whose MBean attribute name equals the specified attribute name
to be sent to the listener.
If the specified name is already in the list of enabled attribute names,
this method has no effect.
- Parameters:
name
- The MBean attribute name.- Throws:
- java.lang.IllegalArgumentException - The MBean attribute name parameter is null.
disableAttribute
public void disableAttribute(java.lang.String name)
- Disables all the notifications whose MBean attribute name equals the specified attribute name
to be sent to the listener.
If the specified prefix is not in the list of enabled attribute names,
this method has no effect.
- Parameters:
name
- The MBean attribute name.
disableAllAttributes
public void disableAllAttributes()
- Disables all the attribute names.
getEnabledAttributes
public java.util.Vector getEnabledAttributes()
- Gets all the enabled attribute names for this filter.
- Returns:
- The list containing all the enabled attribute names.