1 files changed, 92 insertions, 0 deletions
diff --git a/TAO/tao/LF_Invocation_Event.cpp b/TAO/tao/LF_Invocation_Event.cpp
new file mode 100644
index 00000000000..fc42ec084fc
--- /dev/null
+++ b/TAO/tao/LF_Invocation_Event.cpp
@@ -0,0 +1,92 @@
+// -*- C++ -*-
+#include "tao/LF_Invocation_Event.h"
+
+ACE_RCSID(tao,
+          LF_Invocation_Event,
+          "$Id$")
+
+TAO_BEGIN_VERSIONED_NAMESPACE_DECL
+
+TAO_LF_Invocation_Event::TAO_LF_Invocation_Event (void)
+  : TAO_LF_Event ()
+{
+}
+
+TAO_LF_Invocation_Event::~TAO_LF_Invocation_Event (void)
+{
+}
+
+void
+TAO_LF_Invocation_Event::state_changed_i (int new_state)
+{
+  if (this->state_ == new_state)
+    return;
+
+  // Validate the state change
+  if (this->state_ == TAO_LF_Event::LFS_IDLE)
+    {
+      // From the LFS_IDLE state we can only become active.
+      if (new_state == TAO_LF_Event::LFS_ACTIVE
+          || new_state == TAO_LF_Event::LFS_CONNECTION_CLOSED)
+        this->state_ = new_state;
+      return;
+    }
+  else if (this->state_ == TAO_LF_Event::LFS_ACTIVE)
+    {
+      // From LFS_ACTIVE we can only move to a few states
+      if (new_state != TAO_LF_Event::LFS_IDLE)
+        {
+          if (new_state == TAO_LF_Event::LFS_CONNECTION_CLOSED)
+            {
+              this->state_ = TAO_LF_Event::LFS_FAILURE;
+            }
+          else
+            {
+              this->state_ = new_state;
+            }
+        }
+      return;
+    }
+  else if (this->state_ == TAO_LF_Event::LFS_SUCCESS
+           || this->state_ == TAO_LF_Event::LFS_CONNECTION_CLOSED)
+    {
+      // From the two states above we can go back to ACTIVE, as when a
+      // request is restarted.
+      if (new_state == TAO_LF_Event::LFS_ACTIVE)
+        {
+          this->state_ = new_state;
+        }
+      return;
+    }
+  else/* if (this->state_ == TAO_LF_Event::LFS_TIMEOUT || FAILURE */
+    {
+      // Other states are final..
+    }
+
+}
+
+int
+TAO_LF_Invocation_Event::successful (void) const
+{
+  return this->state_ == TAO_LF_Event::LFS_SUCCESS;
+}
+
+int
+TAO_LF_Invocation_Event::error_detected (void) const
+{
+  return (this->state_ == TAO_LF_Event::LFS_FAILURE
+          || this->state_ == TAO_LF_Event::LFS_TIMEOUT
+          || this->state_ == TAO_LF_Event::LFS_CONNECTION_CLOSED);
+}
+
+int
+TAO_LF_Invocation_Event::is_state_final (void)
+{
+  if (this->state_ == TAO_LF_Event::LFS_TIMEOUT ||
+      this->state_ == TAO_LF_Event::LFS_FAILURE)
+    return 1;
+
+  return 0;
+}
+
+TAO_END_VERSIONED_NAMESPACE_DECL