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/* -*- C++ -*- */
//=============================================================================
/**
* @file Broadcaster_i.h
*
* Defines the implementation header for the Broadcaster interface.
*
* @author Pradeep Gore <pradeep@cs.wustl.edu>
*/
//=============================================================================
#ifndef BROADCASTER_I_H
#define BROADCASTER_I_H
#include "BroadcasterS.h"
#include "ReceiverC.h"
#include "tao/Utils/ORB_Manager.h"
#include "ace/Containers.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/SString.h"
/**
* @class Broadcaster_i
*
* @brief The implementation of the Broadcaster class, which is the
* servant object for the chat server.
*/
class Broadcaster_i : public POA_Broadcaster
{
public:
// = Initialization and termination methods.
/// Constructor.
Broadcaster_i (void);
/// Destructor.
virtual ~Broadcaster_i (void);
/// Saves receiver references in a list.
virtual void add (Receiver_ptr receiver,
const char *nickname);
/// Removes receiver references from the list.
virtual void remove (Receiver_ptr receiver);
/// Called by Broadcaster clients to send messages.
virtual void say (Receiver_ptr receiver,
const char *text);
public:
/// The ORB manager.
TAO_ORB_Manager orb_manager_;
/// Broadcasts the text to all registered clients.
void broadcast (const char* text);
/**
* @class Receiver_Data
*
* @brief Per-client info.
*
* Saves the Receiver_var and user nickname.
*/
class Receiver_Data
{
public:
/// The == op required by the ACE_Unbounded set.
bool operator == (const Receiver_Data &receiver_data) const;
/// Stores the receiver reference.
Receiver_var receiver_;
/// Stores the client nickname.
ACE_CString nickname_;
};
typedef ACE_Unbounded_Set<Receiver_Data>
RECEIVER_SET;
typedef ACE_Unbounded_Set_Iterator<Receiver_Data>
RECEIVER_SET_ITERATOR;
/// Set of registered clients.
RECEIVER_SET receiver_set_;
};
#endif /* BROADCASTER_I_H */
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