public Simulator(String fileName)
{
Lowest = 99999;
output = new StreamWriter ("../../output.txt");
try {
ProcessList p = new ProcessList (fileName);
if (debug) {
//Echo processes to console
output.WriteLine ("===================================");
output.WriteLine ("Quantum = " + p.getQuantum ());
// Console.Read();
for (int loop = 0; loop < p.getNumberOfProcesses (); loop++) {
output.WriteLine ("===================================");
output.WriteLine ("PID: " + p.getProcess (loop).getPID ());
output.WriteLine ("CPU Burst 1: " + p.getProcess (loop).getCPU_burst1 ());
output.WriteLine ("CPU Burst 2: " + p.getProcess (loop).getCPU_burst2 ());
output.WriteLine ("IO Burst : " + p.getProcess (loop).getIO_burst ());
output.WriteLine ("Priority: " + p.getProcess (loop).getPriority ());
output.WriteLine ("Period: " + p.getProcess (loop).getCurrentPeriod ());
}
}
//Populate Schedulers
Scheduler[] sim = new Scheduler[6];
{
int i = 0;
sim [i++] = new FCFS (new ProcessList(fileName),output);
sim [i++] = new SJF (new ProcessList(fileName),output);
sim [i++] = new SJR (new ProcessList(fileName),output);
sim [i++] = new RR (new ProcessList(fileName),output);
sim [i++] = new Priority(new ProcessList(fileName),output);
sim [i++] = new MFQ (new ProcessList(fileName), output);
}
int j;
output.WriteLine ("ALGORITHM AVERAGE TURNAROUND TIME");
for(j =0 ; j < 6; j++){
try{
output.WriteLine ("{0,9}{1,7}",sim[j].GetType ().Name,sim[j].Average_TurnAround);
if(sim[j].Average_TurnAround < Lowest)
Lowest = sim[j].Average_TurnAround;
}catch(NullReferenceException){
//THIS MEANS WE DID NOT PUT ALL THE PROCESSES IN YET WHICH IS FINE
}
}
foreach(Scheduler item in sim){
try{
if(item.Average_TurnAround == Lowest)
output.WriteLine ("The best algorithm for the data set is "+item.GetType ().Name+" with a average turnaround time of "+item.Average_TurnAround);
}catch(NullReferenceException){
//THIS MEANS WE DID NOT PUT ALL THE PROCESSES IN YET WHICH IS FINE
}
}
} catch (Exception e) {
Console.WriteLine ("Error trying to populate the process list: " + e.Message);
output.WriteLine ("Program quitting");
}finally{
output.Close ();
}
}
static void Main(string[] args)
{
List<Process> processList = new List<Process>();
StreamReader sr = new StreamReader("input.csv");
StreamWriter sw = new StreamWriter("output.txt");
while (!sr.EndOfStream)
{
var line = sr.ReadLine();
var values = line.Split(';');
int[] numvalues = new int[5];
for (int i = 0; i < 5; i++)
{
numvalues[i] = int.Parse(values[i]);
}
processList.Add(new Process(numvalues[0], numvalues[1], numvalues[2], numvalues[3], numvalues[4]));
}
foreach (Process x in processList)
{
Console.WriteLine(x.ToString() + " " + x.getPID() + " " + x.getIO_burst());
}
Console.ReadLine();
//below are the actual simulations
sw.WriteLine("First Come First Serve");
SchedulerBase fcfs = new FCFS(processList);
fcfs.simulate(10, sw);
fcfs.finalReport(sw);
sw.Write("\nMFQ");
SchedulerBase mfq = new MFQ(processList);
mfq.simulate(10, sw);
mfq.finalReport(sw);
sw.WriteLine("\nRound Robin");
SchedulerBase rr = new RR(processList);
rr.simulate(10, sw);
rr.finalReport(sw);
sw.WriteLine("\nPriority Scheduling");
SchedulerBase priority = new Priority(processList);
priority.simulate(10, sw);
priority.finalReport(sw);
sw.WriteLine("\nShortest Job First");
SchedulerBase sjf = new SJF(processList);
sjf.simulate(10, sw);
sjf.finalReport(sw);
sw.WriteLine("\nShortest Job Remaining");
SchedulerBase sjr = new SJR(processList);
sjr.simulate(10, sw);
sjr.finalReport(sw);
foreach (Process x in processList)
{
Console.WriteLine(x.ToString() + " " + x.getPID() + " " + x.getIO_burst());
}
Console.ReadLine();
sw.Close();
}
