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diff --git a/ACE/Kokyu/Dispatcher_Impl.h b/ACE/Kokyu/Dispatcher_Impl.h
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+/* -*- C++ -*- */
+/**
+ *  @file   Dispatcher_Impl.h
+ *
+ *  $Id$
+ *
+ *  @author Venkita Subramonian (venkita@cs.wustl.edu)
+ *
+ * Based on previous work by Tim Harrison (harrison@cs.wustl.edu),
+ * Chris Gill, Carlos O'Ryan and other members of the DOC group.
+ */
+
+#ifndef DISPATCHER_IMPL_H
+#define DISPATCHER_IMPL_H
+#include /**/ "ace/pre.h"
+
+#include "Kokyu_defs.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+#include "kokyu_export.h"
+
+namespace Kokyu
+{
+  /**
+   * @class Dispatcher
+   *
+   * @brief Base class for EC dispatcher implementations
+   *
+   * The responsibility of this class is to act as a common base class
+   * for different EC dispatcher implementations. This is an
+   * abstract base class and cannot be instantiated.
+   */
+  class Kokyu_Export Dispatcher_Impl
+  {
+  public:
+    /// Configure the dispatcher.
+    int init (const Dispatcher_Attributes&);
+
+    int activate ();
+
+    /// dispatch a command (eg. event) based on the QoS supplied.
+    int dispatch (const Dispatch_Command*,
+                  const QoSDescriptor&);
+
+    /// shutdown the dispatcher.
+    int shutdown ();
+
+    virtual ~Dispatcher_Impl();
+
+  private:
+    //following an idiom to avoid public virtual functions.
+    //instead make them private and use the template method
+    //pattern - "Virtually Yours" article in CUJ Experts Forum
+
+    virtual int init_i (const Dispatcher_Attributes&) =0;
+    virtual int dispatch_i (const Dispatch_Command*,
+                            const QoSDescriptor&) =0;
+    virtual int shutdown_i () =0;
+    virtual int activate_i () =0;
+
+  protected:
+    int thr_creation_flags_;
+  };
+} //end of namespace
+
+#if defined (__ACE_INLINE__)
+#include "Dispatcher_Impl.inl"
+#endif /* __ACE_INLINE__ */
+
+#include /**/ "ace/post.h"
+#endif /* DISPATCHER_IMPL_H */