Package org.apache.tomcat.util.modeler
Class BaseAttributeFilter
java.lang.Object
org.apache.tomcat.util.modeler.BaseAttributeFilter
- All Implemented Interfaces:
- Serializable,- NotificationFilter
Implementation of NotificationFilter for attribute change
 notifications.  This class is used by BaseModelMBean to
 construct attribute change notification event filters when a filter is not
 supplied by the application.
- Author:
- Craig R. McClanahan
- See Also:
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Constructor SummaryConstructorsConstructorDescriptionBaseAttributeFilter(String name) Construct a new filter that accepts only the specified attribute name.
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Method SummaryModifier and TypeMethodDescriptionvoidaddAttribute(String name) Add a new attribute name to the set of names accepted by this filter.voidclear()Clear all accepted names from this filter, so that it will accept all attribute names.String[]getNames()Return the set of names that are accepted by this filter.booleanisNotificationEnabled(Notification notification) Test whether notification enabled for this event.voidremoveAttribute(String name) Remove an attribute name from the set of names accepted by this filter.
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Constructor Details- 
BaseAttributeFilterConstruct a new filter that accepts only the specified attribute name.- Parameters:
- name- Name of the attribute to be accepted by this filter, or- nullto accept all attribute names
 
 
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Method Details- 
addAttributeAdd a new attribute name to the set of names accepted by this filter.- Parameters:
- name- Name of the attribute to be accepted
 
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clearpublic void clear()Clear all accepted names from this filter, so that it will accept all attribute names.
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getNamesReturn the set of names that are accepted by this filter. If this filter accepts all attribute names, a zero length array will be returned.- Returns:
- the array of names
 
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isNotificationEnabledTest whether notification enabled for this event. Return true if: - This is an attribute change notification
- Either the set of accepted names is empty (implying that all attribute names are of interest) or the set of accepted names includes the name of the attribute in this notification
 - Specified by:
- isNotificationEnabledin interface- NotificationFilter
 
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removeAttributeRemove an attribute name from the set of names accepted by this filter.- Parameters:
- name- Name of the attribute to be removed
 
 
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