1 files changed, 96 insertions, 0 deletions
diff --git a/TAO/orbsvcs/orbsvcs/CosEvent/CEC_ConsumerControl.h b/TAO/orbsvcs/orbsvcs/CosEvent/CEC_ConsumerControl.h
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index 00000000000..6cfc3961cfe
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+++ b/TAO/orbsvcs/orbsvcs/CosEvent/CEC_ConsumerControl.h
@@ -0,0 +1,96 @@
+// -*- C++ -*-
+
+//=============================================================================
+/**
+ *  @file   CEC_ConsumerControl.h
+ *
+ *  $Id$
+ *
+ *  @author Carlos O'Ryan (coryan@cs.wustl.edu)More details can be found in:http://www.cs.wustl.edu/~coryan/EC/index.html
+ */
+//=============================================================================
+
+
+#ifndef TAO_CEC_CONSUMERCONTROL_H
+#define TAO_CEC_CONSUMERCONTROL_H
+
+#include /**/ "ace/pre.h"
+
+#include "orbsvcs/CosEvent/event_serv_export.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+#include "tao/PortableServer/PortableServer.h"
+
+TAO_BEGIN_VERSIONED_NAMESPACE_DECL
+
+class TAO_CEC_EventChannel;
+class TAO_CEC_ProxyPushSupplier;
+class TAO_CEC_ProxyPullSupplier;
+
+namespace CORBA
+{
+  class SystemException;
+}
+
+/**
+ * @class TAO_CEC_ConsumerControl
+ *
+ * @brief ConsumerControl
+ *
+ * Defines the interface for the consumer control strategy.
+ * This strategy handles misbehaving or failing consumers.
+ * = MEMORY MANAGMENT
+ * = LOCKING
+ * = TODO
+ */
+class TAO_Event_Serv_Export TAO_CEC_ConsumerControl
+{
+public:
+  /// Constructor.  It does not assume ownership of the <event_channel>
+  /// parameter.
+  TAO_CEC_ConsumerControl (void);
+
+  /// destructor...
+  virtual ~TAO_CEC_ConsumerControl (void);
+
+  /// Activate any internal threads or timers used to poll the state of
+  /// the consumers
+  virtual int activate (void);
+  virtual int shutdown (void);
+
+  /**
+   * When pushing an event to the consumer a CORBA::OBJECT_NOT_EXIST
+   * exception was raised. The only interpretation is that the object
+   * has been destroyed.  The strategy has to (at the very least),
+   * reclaim all the resources attached to that object.
+   */
+  virtual void consumer_not_exist (TAO_CEC_ProxyPushSupplier *proxy);
+
+  /**
+   * Invoked by helper classes when they detect that a consumer no
+   * longer exists (i.e. _non_existent() returns true and/or the
+   * CORBA::OBJECT_NOT_EXIST exception has been raised).
+   */
+  virtual void consumer_not_exist (TAO_CEC_ProxyPullSupplier *proxy);
+
+  /// Some system exception was rasied while trying to push an event.
+  virtual void system_exception (TAO_CEC_ProxyPushSupplier *proxy,
+                                 CORBA::SystemException &);
+
+  /// Do we need to disconnect this supplier?  The parameter type for
+  /// proxy is PortableServer::ServantBase* due to the fact that this
+  /// method will be used for TAO_CEC_ProxyPushSupplier's and
+  /// TAO_CEC_ProxyPullSupplier's.
+  virtual bool need_to_disconnect (PortableServer::ServantBase* proxy);
+
+  /// Allow others to inform us when a send or receive was successful.
+  virtual void successful_transmission (PortableServer::ServantBase* proxy);
+};
+
+TAO_END_VERSIONED_NAMESPACE_DECL
+
+#include /**/ "ace/post.h"
+#endif /* TAO_CEC_CONSUMERCONTROL_H */