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/* -*- C++ -*- */
// $Id$
// ============================================================================
//
// = LIBRARY
// EventComm
//
// = FILENAME
// Notifier.idl
//
// = DESCRIPTION
// This is the CORBA IDL interface for the Event Communication <Notifier>.
//
// = AUTHOR
// Douglas C. Schmidt (schmidt@cs.wustl.edu)
//
// ============================================================================
#if !defined (_Notifier_iDL)
#define _Notifier_iDL
#include "Notification.idl"
#include "Notification_Receiver.idl"
interface Notifier
{
// = TITLE
// Defines the interface for a <Notifier> of events.
void send_disconnect (in string reason);
// Disconnect all the receivers, giving them the <reason>.
void send_notification (in Notification notification);
// Send the <Notification> to all the consumers who
// have subscribed and who match the filtering criteria.
void subscribe (in Notification_Receiver notification_receiver,
in string filtering_criteria);
// Subscribe the <Notification_Receiver> to receive events that
// match <filtering_criteria> applied by the <Notifier>.
void unsubscribe (in Notification_Receiver notification_receiver);
// Unsubscribe the <Notification_Receiver>.
};
#endif /* _Notifier_iDL */
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