sn_has_multi_class_heter_fcfs.m

%{ @file sn_has_multi_class_heter_fcfs.m
 %  @brief Checks for multi-class FCFS with heterogeneous service
 %
 %  @author LINE Development Team
%}
 
%{
 % @brief Checks for multi-class FCFS with heterogeneous service
 %
 % @details
 % Returns true if any FCFS station serves multiple classes with different service time distributions.
 %
 % @par Syntax:
 % @code
 % bool = sn_has_multi_class_heter_fcfs(sn)
 % @endcode
 %
 % @par Parameters:
 % <table>
 % <tr><th>Name<th>Description
 % <tr><td>sn<td>Network structure
 % </table>
 %
 % @par Returns:
 % <table>
 % <tr><th>Name<th>Description
 % <tr><td>bool<td>True if any multi-class FCFS station has heterogeneous service
 % </table>
%}
function bool = sn_has_multi_class_heter_fcfs(sn)
 
iset = find(sn.sched == SchedStrategy.FCFS);
if isempty(iset)
    bool = false;
else
    bool = false;
    for idx=1:length(iset)
        i = iset(idx);
        ratesRow = sn.rates(i,:);
        ratesRow = ratesRow(isfinite(ratesRow) & ~isnan(ratesRow));
        bool = bool | (max(ratesRow) - min(ratesRow)) > 0;
    end
end
end