ChangeLogTag:Wed Aug 1 16:05:36 2001 Carlos O'Ryan <coryan@uci.edu>

1 files changed, 62 insertions, 0 deletions

diff --git a/TAO/tao/LF_Event_Loop_Thread_Helper.h b/TAO/tao/LF_Event_Loop_Thread_Helper.h
new file mode 100644
index 00000000000..5edde3028b1
--- /dev/null
+++ b/TAO/tao/LF_Event_Loop_Thread_Helper.h
@@ -0,0 +1,62 @@
+// -*- C++ -*-
+
+//=============================================================================
+/**
+ *  @file LF_Event_Loop_Thread_Helper.h
+ *
+ *  $Id$
+ *
+ *  @author Carlos O'Ryan <coryan@uci.edu>
+ */
+//=============================================================================
+
+#ifndef TAO_LF_EVENT_LOOP_THREAD_HELPER_H
+#define TAO_LF_EVENT_LOOP_THREAD_HELPER_H
+#include "ace/pre.h"
+
+#include "tao/orbconf.h"
+#include "tao/LF_Strategy.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+/**
+ * @brief Helper class to enter and exit the Leader/Followers event
+ * loop.
+ *
+ * Uses the Guard idiom to enter and exit the Leader/Followers event
+ * loop.
+ */
+class TAO_Export TAO_LF_Event_Loop_Thread_Helper
+{
+public:
+  /// Constructor
+  TAO_LF_Event_Loop_Thread_Helper (TAO_Leader_Follower &leader_follower,
+                                   TAO_LF_Strategy &lf_strategy,
+                                   ACE_Time_Value *max_wait_time);
+
+  /// Destructor
+  ~TAO_LF_Event_Loop_Thread_Helper (void);
+
+  /// Calls <set_event_loop_thread> on the leader/followers object.
+  int event_loop_return (void) const;
+
+private:
+  /// Reference to leader/followers object.
+  TAO_Leader_Follower &leader_follower_;
+
+  /// The Leader/Follower Strategy used by this ORB.
+  TAO_LF_Strategy &lf_strategy_;
+
+  /// Remembers the status returned while trying to enter the event
+  /// loop.
+  int event_loop_return_;
+};
+
+#if defined (__ACE_INLINE__)
+# include "tao/LF_Event_Loop_Thread_Helper.inl"
+#endif /* __ACE_INLINE__ */
+
+#include "ace/post.h"
+#endif  /* TAO_LF_EVENT_LOOP_THREAD_HELPER_H */