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83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
#ifndef MESSAGEPUBLISHER_HH
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#define MESSAGEPUBLISHER_HH
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/*
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PURPOSE: ( MessagePublisher Class )
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*/
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#include <string>
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#include <list>
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#include "trick/MessageSubscriber.hh"
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namespace Trick {
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/**
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* This class provides the capability of publishing executive and/or model messages.
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*/
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class MessagePublisher {
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private:
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/** List of subscribers subscribed to this publisher.\n */
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std::list <MessageSubscriber *> subscribers ; /**< trick_units(--) */
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/** Copied from the executive time_tic_value.\n */
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int tics_per_sec ;
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/** Number of significant digits to use in time print.\n */
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int num_digits ;
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/** Print format that accomodates enough significant digits to handle tics_per_sec */
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char print_format[64] ;
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/**
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@brief sets the print format
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*/
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void set_print_format() ;
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public:
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/** Name of the simulation, usually inputted through the input processor (default is " ").\n */
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std::string sim_name; /**< trick_units(--) */
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/**
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@brief The constructor.
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*/
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MessagePublisher() ;
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/**
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@brief Initialization job. Sets tics_per_sec and print format.
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@ return 0
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*/
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int init() ;
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/**
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@brief Add a message subscriber to this publisher's subscriber list, which will output published messages in some manner.
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@param in_ms - an instance of Trick::MessageSubscriber that wants to subscribe to this publisher.
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*/
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void subscribe(MessageSubscriber *in_ms) { subscribers.push_back(in_ms) ; } ;
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/**
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@brief Remove a message subscriber from this publisher's subscriber list.
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@param in_ms - an instance of Trick::MessageSubscriber that needs unsubscribe from this publisher.
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*/
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void unsubscribe(MessageSubscriber *in_ms) { subscribers.remove(in_ms) ; } ;
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/**
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@brief Publish a message with specified level and header.
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@param level - message level
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@param message - the text of the message
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@return always 0
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*/
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int publish(int level, std::string message) ;
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/**
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@brief gets the subscriber from the list
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@param sub_name - name of the subscriber to get.
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*/
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Trick::MessageSubscriber * getSubscriber(std::string sub_name) ;
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} ;
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}
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#endif
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