/* pid 순 정렬, 차트용 */
private static int Follow_Default(ProcessData A, ProcessData B)
{
if (Convert.ToInt32(A.pid) < Convert.ToInt32(B.pid))
{
return(-1);
}
return(1);
}
/* 우선순위 정렬 */
private static int Follow_Priority(ProcessData A, ProcessData B)
{
if (Convert.ToInt32(A.priority) >= Convert.ToInt32(B.priority))
{
return(-1);
}
return(1);
}
/* 도착 시간 정렬 */
private static int Follow_Initialize(ProcessData A, ProcessData B)
{
if (Convert.ToInt32(A.arrived_time) < Convert.ToInt32(B.arrived_time))
{
return(-1);
}
return(1);
}
/* 서비스 시간 정렬 */
private static int Follow_SRT(ProcessData A, ProcessData B)
{
if (Convert.ToInt32(A.service_time) < Convert.ToInt32(B.service_time))
{
return(-1);
}
if ((Convert.ToInt32(A.service_time) == Convert.ToInt32(B.service_time)) &&
(Convert.ToInt32(A.pid) < Convert.ToInt32(B.pid)))
{
return(-1);
}
return(1);
}
public List <ProcessData> working()
{
if (estimate_data.Count == 0)
{
List <ProcessData> ready_queue = new List <ProcessData>();
int limit = data.Sum(item => Convert.ToInt32(item.arrived_time)) + data.Sum(item => Convert.ToInt32(item.service_time));
init();
for (int time = 0, pos = 0; time < limit; time++)
{
// 첫 구동시 Ready Queue 등록(첫 구동에만 동작)
if (ready_queue.Count == 0)
{
for (int i = 0; i < data.Count; i++)
{
if (Convert.ToInt32(data[i].arrived_time) == time)
{
ready_queue.Add(data[i]);
}
}
}
if (ready_queue.Count > 0)
{
estimate_data.Add(new ProcessData(new string[]
{
ready_queue[0].no,
ready_queue[0].pid,
ready_queue[0].priority,
"" + time,
"" + Common.JOB
}));
ready_queue[0].service_time = "" + (Convert.ToInt32(ready_queue[0].service_time) - Common.JOB);
/* 프로세스 시간 */
for (int idx = 0; idx < ready_queue.Count; idx++)
{
if (ready_queue[idx].pid == estimate_data[estimate_data.Count - 1].pid)
{
return_data[Convert.ToInt32(ready_queue[idx].pid) - Common.START_PID]++;
}
else
{
delay_data[Convert.ToInt32(ready_queue[idx].pid) - Common.START_PID]++;
return_data[Convert.ToInt32(ready_queue[idx].pid) - Common.START_PID]++;
}
}
// 해당 time 에 도착한 프로세스 등록
for (int i = 0; i < data.Count; i++)
{
if (Convert.ToInt32(data[i].arrived_time) == (time + 1))
{
ready_queue.Add(data[i]);
}
}
// End job
if (Convert.ToInt32(ready_queue[0].service_time) < 1)
{
ready_queue.RemoveAt(0);
pos = 0;
}
// Time out
else if (pos++ % time_slice == (time_slice - 1))
{
ProcessData tmp = ready_queue[0];
ready_queue.RemoveAt(0);
ready_queue.Add(tmp);
}
}
}
}
return(estimate_data);
}
public List <ProcessData> working()
{
if (estimate_data.Count == 0)
{
int working_ps_no = -1;
List <ProcessData> ready_queue = new List <ProcessData>();
int limit = data.Sum(item => Convert.ToInt32(item.arrived_time)) + data.Sum(item => Convert.ToInt32(item.service_time));
init();
for (int time = 0, pos = 0; time < limit; time++)
{
// 첫 구동시 Ready Queue 등록(첫 구동에만 동작)
if (ready_queue.Count == 0)
{
for (int i = 0; i < data.Count; i++)
{
if (Convert.ToInt32(data[i].arrived_time) == time)
{
ready_queue.Add(data[i]);
}
}
}
if (ready_queue.Count > 0)
{
estimate_data.Add(new ProcessData(new string[]
{
ready_queue[0].no,
ready_queue[0].pid,
ready_queue[0].priority,
"" + time,
"" + Common.JOB
}));
// 대기시간 계산
if (working_ps_no != Convert.ToInt32(ready_queue[0].no))
{
delay_data[Convert.ToInt32(ready_queue[0].pid) - Common.START_PID] = (time - Convert.ToInt32(data[Convert.ToInt32(ready_queue[0].no) - 1].arrived_time) - return_data[Convert.ToInt32(ready_queue[0].no) - 1]);
}
// 반환시간 계산
return_data[Convert.ToInt32(ready_queue[0].pid) - Common.START_PID] += Common.JOB;
ready_queue[0].service_time = "" + (Convert.ToInt32(ready_queue[0].service_time) - Common.JOB);
// 대기 시간 구하기 위한 flag
working_ps_no = Convert.ToInt32(ready_queue[0].no);
// 해당 time 에 도착한 프로세스 등록
for (int i = 0; i < data.Count; i++)
{
if (Convert.ToInt32(data[i].arrived_time) == (time + 1))
{
ready_queue.Add(data[i]);
}
}
// End job
if (Convert.ToInt32(ready_queue[0].service_time) < 1)
{
ready_queue.RemoveAt(0);
pos = 0;
}
// Time out
else if (pos++ % time_slice == (time_slice - 1))
{
ProcessData tmp = ready_queue[0];
ready_queue.RemoveAt(0);
ready_queue.Add(tmp);
}
}
}
}
return(estimate_data);
//foreach (var i in estimate_data) Console.WriteLine(i.no + "\t" + i.pid + "\t" + i.priority + "\t" + i.arrived_time + "\t" + i.service_time);
}
