Class BaseNotificationBroadcaster

java.lang.Object
org.apache.commons.modeler.BaseNotificationBroadcaster
All Implemented Interfaces:
NotificationBroadcaster

public class BaseNotificationBroadcaster extends Object implements NotificationBroadcaster

Implementation of NotificationBroadcaster for attribute change notifications. This class is used by BaseModelMBean to handle notifications of attribute change events to interested listeners.

  • Field Details

    • entries

      protected ArrayList entries
      The set of registered BaseNotificationBroadcasterEntry entries.
    • hooks

    • hookCount

      int[] hookCount
  • Constructor Details

    • BaseNotificationBroadcaster

      public BaseNotificationBroadcaster()
  • Method Details

    • addNotificationListener

      public void addNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback) throws IllegalArgumentException
      Add a notification event listener to this MBean.
      Specified by:
      addNotificationListener in interface NotificationBroadcaster
      Parameters:
      listener - Listener that will receive event notifications
      filter - Filter object used to filter event notifications actually delivered, or null for no filtering
      handback - Handback object to be sent along with event notifications
      Throws:
      IllegalArgumentException - if the listener parameter is null
    • getNotificationInfo

      public MBeanNotificationInfo[] getNotificationInfo()
      Return an MBeanNotificationInfo object describing the notifications sent by this MBean.
      Specified by:
      getNotificationInfo in interface NotificationBroadcaster
    • removeNotificationListener

      public void removeNotificationListener(NotificationListener listener) throws ListenerNotFoundException
      Remove a notification event listener from this MBean.
      Specified by:
      removeNotificationListener in interface NotificationBroadcaster
      Parameters:
      listener - The listener to be removed (any and all registrations for this listener will be eliminated)
      Throws:
      ListenerNotFoundException - if this listener is not registered in the MBean
    • removeNotificationListener

      public void removeNotificationListener(NotificationListener listener, Object handback) throws ListenerNotFoundException
      Remove a notification event listener from this MBean.
      Parameters:
      listener - The listener to be removed (any and all registrations for this listener will be eliminated)
      handback - Handback object to be sent along with event notifications
      Throws:
      ListenerNotFoundException - if this listener is not registered in the MBean
    • removeNotificationListener

      public void removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback) throws ListenerNotFoundException
      Remove a notification event listener from this MBean.
      Parameters:
      listener - The listener to be removed (any and all registrations for this listener will be eliminated)
      filter - Filter object used to filter event notifications actually delivered, or null for no filtering
      handback - Handback object to be sent along with event notifications
      Throws:
      ListenerNotFoundException - if this listener is not registered in the MBean
    • sendNotification

      public void sendNotification(Notification notification)
      Send the specified notification to all interested listeners.
      Parameters:
      notification - The notification to be sent
    • registerNotifications

      private void registerNotifications(FixedNotificationFilter filter)