?? MonitorListener


public interface MonitorListener
The MonitorListener is used by Monitorable services to send notifications when a StatusVariable value is changed. The MonitorListener should register itself as a service at the OSGi Service Registry. This interface must (only) be implemented by the Monitor Admin component.
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    void
    updated(String monitorableId, StatusVariable statusVariable)
    Callback for notification of a StatusVariable change.
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    • updated

      void updated(String monitorableId, StatusVariable statusVariable) throws IllegalArgumentException
      Callback for notification of a StatusVariable change.
      ??:
      monitorableId - the identifier of the Monitorable instance reporting the change
      statusVariable - the StatusVariable that has changed
      ??:
      IllegalArgumentException - if the specified monitorable ID is invalid (null, empty, or contains illegal characters) or points to a non-existing Monitorable, or if statusVariable is null