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/* -*- C++ -*- */
// $Id$
//
// ============================================================================
//
// = LIBRARY
// ORBSVCS Real-time Event Channel
//
// = FILENAME
// EC_Command
//
// = AUTHOR
// Carlos O'Ryan (coryan@cs.wustl.edu)
//
// = DESCRIPTION
// Implement the Command objects for the delayed operations in the
// manipulation of EC_ProxyPushSupplier and EC_ProxyPushConsumer
// sets.
//
// = CREDITS
// Based on previous work by Tim Harrison (harrison@cs.wustl.edu)
// and other members of the DOC group.
// More details can be found in:
// http://www.cs.wustl.edu/~schmidt/oopsla.ps.gz
// http://www.cs.wustl.edu/~schmidt/JSAC-98.ps.gz
//
//
// ============================================================================
#ifndef TAO_EC_COMMAND_H
#define TAO_EC_COMMAND_H
#include "ace/Functor.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
template<class Target, class Object>
class TAO_EC_Connected_Command : public ACE_Command_Base
{
// = TITLE
// EC_Connected_Command
//
// = DESCRIPTION
// Implements a Command object that invokes the connected_i() method
// on the target, passing an argument of type Object.
//
// = MEMORY MANAGMENT
// It does not assume ownership of Object nor the Target
// arguments.
// Usually allocated from the heap or an allocator; but it is not
// self-managed.
//
// = LOCKING
// No provisions for locking, access must be serialized
// externally.
//
// = TODO
//
public:
TAO_EC_Connected_Command (Target *target,
Object *object);
// constructor...
virtual int execute (void *arg);
// The callback method, if the argument is not nil it is interpreted
// as a CORBA::Environment.
private:
Target *target_;
// The target
Object *object_;
// The argument
};
// ****************************************************************
template<class Target, class Object>
class TAO_EC_Disconnected_Command : public ACE_Command_Base
{
// = TITLE
// EC_Disconnected_Command
//
// = DESCRIPTION
// Implements a Command object that invokes the disconnected_i()
// method on the target, passing an argument of type Object.
//
// = MEMORY MANAGMENT
// It does not assume ownership of Object nor the Target
// arguments.
// Usually allocated from the heap or an allocator; but it is not
// self-managed.
//
// = LOCKING
// No provisions for locking, access must be serialized
// externally.
//
// = TODO
//
public:
TAO_EC_Disconnected_Command (Target *target,
Object *object);
// constructor...
virtual int execute (void *arg);
// The callback method, if the argument is not nil it is interpreted
// as a CORBA::Environment.
private:
Target *target_;
// The target
Object *object_;
// The argument
};
// ****************************************************************
#if defined (__ACE_INLINE__)
#include "EC_Command.i"
#endif /* __ACE_INLINE__ */
#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
#include "EC_Command.cpp"
#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
#pragma implementation ("EC_Command.cpp")
#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
#endif /* TAO_EC_COMMAND_H */
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