public process(string str, int at, int bt, int pri) {
next = null;
processName = str;
aT = at;
bT = bt;
priority = pri;
timePassed = 0;
bTimePassed = 0;
}
public void Add(string str,int aT,int bT,int priority)
{
process nw = new process(str, aT, bT, priority);
if (isEmpty()){ head = nw; }
else{
process tmp=head;
head = nw;
head.set_next(tmp);
}
}
int[] allEle() {
process tmp = head;
int s = size();
int[] arr = new int[s];
for(int i = 0; i < s; i++)
{
arr[i] = tmp.get_aT();
tmp = tmp.get_next();
}
return arr;
}
public int size()
{
if (isEmpty()) return 0;
int i = 1;
process tmp = head.get_next();
while (tmp!=null) {
i++;
tmp=tmp.get_next();
}
return i;
}
public int check(int x,process p)
{
int i = 0;
process tmp=p;
while (tmp != null)
{
if (tmp.get_aT()-tmp.get_timePassed() == x)
i++;
tmp=tmp.get_next();
}
return i;
}
public int tBT()
{
if (isEmpty()) return 0;
process tmp = head;
int i = 0;
while (tmp != null)
{
i = i + tmp.get_bT();
tmp = tmp.get_next();
}
return i;
}
public void restPassedT()
{
if (isEmpty()) return;
head.set_timePassed(0);
head.set_bTimePassed(0);
process tmp = head.get_next();
while (tmp != null)
{
tmp.set_timePassed(0);
tmp.set_bTimePassed(0);
tmp = tmp.get_next();
}
}
public void elmiTDeff(int bbT,process p) {
process tmp = p;
while (tmp != null) {
int at = tmp.get_aT();
int tbbT = bbT + tmp.get_timePassed();
if (at- tmp.get_timePassed() != 0) {
if (at > tbbT)
tmp.set_timePassed(tbbT);
else
tmp.set_timePassed(at);
}
tmp = tmp.get_next();
}
}
public int check(process p)
{
int loop = 1;
if (p.get_next() != null)
{
int ctp = p.get_timePassed();
int ntp = p.get_next().get_timePassed();
int c = p.get_aT() - ctp;
int n = p.get_next().get_aT() - ntp;
if (c == n)
{
loop = ls.check(c, p);
}
}
return(loop);
}
public void sort(int sel, int siz, process p)
{
process tmp = p;
int n = siz;
int x, y;
for (x = 0; x < n; x++)
{
process tmp2 = tmp.get_next();
for (y = 0; y < n-x- 1; y++)
{
if (sel == 0) {
int c = tmp.get_aT()-tmp.get_timePassed();
int nn = tmp2.get_aT()-tmp.get_timePassed();
if (c > nn)
{
swap(tmp, tmp2);
}
}
else if (sel == 1)
{
int c = tmp.get_bT()-tmp.get_bTimePassed();
int nn = tmp2.get_bT()-tmp2.get_bTimePassed();
if (c > nn)
{
swap(tmp, tmp2);
}
}
else if (sel == 2)
{
int c = tmp.get_priority();
int nn = tmp2.get_priority();
if (c > nn)
{
swap(tmp, tmp2);
}
}
tmp2 =tmp2.get_next();
}
tmp=tmp.get_next();
}
}
public void swap(process tmp,process tmp2) {
string tmpStr = tmp2.get_processName();
int tmpAT = tmp2.get_aT();
int tmpBT = tmp2.get_bT();
int tmpPir = tmp2.get_priority();
int tmpatp = tmp2.get_timePassed();
int tmpbtp = tmp2.get_bTimePassed();
tmp2.set_aT(tmp.get_aT());
tmp2.set_bT(tmp.get_bT());
tmp2.set_processName(tmp.get_processName());
tmp2.set_priority(tmp.get_priority());
tmp2.set_timePassed(tmp.get_timePassed());
tmp2.set_bTimePassed(tmp.get_bTimePassed());
tmp.set_aT(tmpAT);
tmp.set_bT(tmpBT);
tmp.set_processName(tmpStr);
tmp.set_priority(tmpPir);
tmp.set_timePassed(tmpatp);
tmp.set_bTimePassed(tmpbtp);
}
private void button1_Click(object sender, EventArgs e)
{
if (textBox1.Text == "")
{
Form2 m = new Form2();
m.Show();
return;
}
ls.Add(textBox1.Text,
(int)numericUpDown1.Value,
(int)numericUpDown2.Value,
(int)numericUpDown3.Value);
lsrr.Add(textBox1.Text,
(int)numericUpDown1.Value,
(int)numericUpDown2.Value,
(int)numericUpDown3.Value);
process p = ls.get_process();
listBox1.Items.Add(p.get_processName() + "\t" +
p.get_aT() + "\t" + p.get_bT() + "\t" + p.get_priority());
pi++;
textBox1.Text = "p" + pi;
}
private void button2_Click(object sender, EventArgs e)
{
int size = ls.size();
if (size == 0)
{
Form2 m = new Form2();
m.Show();
return;
}
listBox2.Items.Clear();
float waiting = 0;
float turna = 0;
string gantt = "";
if (comboBox1.Text == "FCFS")
{
ls.sort(0, size, ls.get_process());
process p = ls.get_process();
int begin = p.get_aT();
for (int i = 0; i < ls.size(); i++)
{
if (i == 0)
{
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=0" + " " + "Departure=" + (p.get_aT() + p.get_bT()));
gantt = gantt + "| " + p.get_processName() + " |";
begin = p.get_bT() + p.get_aT();
}
else
{
p = p.get_next();
int d;
if (begin >= p.get_aT())
{
d = (begin + p.get_bT());
waiting = waiting + (begin - p.get_aT());
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=" + (begin - p.get_aT()) + " " + "Departure=" + d);
gantt = gantt + " " + p.get_processName() + " |";
}
else
{
d = (p.get_aT() + p.get_bT());
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=0" + " " + "Departure=" + d);
gantt = gantt + " " + "| " + p.get_processName() + " |";
}
begin = d;
}
}
}
else if (comboBox1.Text == "SJF")
{
bool first = true;
if (radioButton2.Checked)
{
ls.sort(0, size, ls.get_process());
process p = ls.get_process();
int begin = p.get_aT();
while (p != null)
{
if (p.get_next() != null)
{
int ctp = p.get_timePassed();
int ntp = p.get_next().get_timePassed();
int c = p.get_aT() - ctp;
int n = p.get_next().get_aT() - ntp;
int loop = 1;
if (c == n)
{
loop = ls.check(c, p);
}
if (loop > 1)
{
ls.sort(1, loop, p);
}
}
int b = p.get_bT();
int d;
if (begin >= p.get_aT() && !first)
{
d = begin + b;
waiting = waiting + (begin - p.get_aT());
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=" + (begin - p.get_aT()) + " Departure=" + d);
gantt = gantt + " " + p.get_processName() + " |";
}
else
{
d = p.get_aT() + b;
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=0" + " Departure=" + d);
gantt = gantt + " " + "| " + p.get_processName() + " |";
first = false;
}
begin = d;
p = p.get_next();
ls.elmiTDeff(b, p);
}
ls.restPassedT();
}
else
{
ls.sort(0, size, ls.get_process());
process p = ls.get_process();
int begin = p.get_aT();
while (begin < ls.tBT())
{
if (p == null)
{
p = ls.get_process();
}
if (p.get_next() != null)
{
int ctp = p.get_timePassed();
int ntp = p.get_next().get_timePassed();
int c = p.get_aT() - ctp;
int n = p.get_next().get_aT() - ntp;
int loop = 1;
if (c == n)
{
loop = ls.check(c, p);
}
if (loop > 1)
{
ls.sort(1, loop, p);
}
}
int bt = p.get_bT();
int btP = p.get_bTimePassed();
while (p != null)
{
if (bt == btP)
{
p = p.get_next();
bt = p.get_bT();
btP = p.get_bTimePassed();
}
else
{
break;
}
}
bt = p.get_bT();
btP = p.get_bTimePassed();
if (bt != btP)
{
if (bt - btP > 1)
{
p.set_bTimePassed(btP + 1);
begin++;
}
else
{
int b = p.get_bT();
begin++;
waiting = waiting + (begin - (p.get_aT() + b));
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=" + (begin - (p.get_aT() + b)) + " Departure=" + begin);
p.set_bTimePassed(btP + 1);
}
if (!first)
{
gantt = gantt + " " + p.get_processName() + " |";
}
else
{
gantt = gantt + "| " + p.get_processName() + " |";
first = false;
}
ls.elmiTDeff(1, p);
}
}
ls.restPassedT();
}
}
else if (comboBox1.Text == "Priority")
{
bool first = true;
if (radioButton2.Checked)
{
ls.sort(0, size, ls.get_process());
process p = ls.get_process();
int begin = 0;
while (p != null)
{
if (p.get_next() != null)
{
int ctp = p.get_timePassed();
int ntp = p.get_next().get_timePassed();
int c = p.get_aT() - ctp;
int n = p.get_next().get_aT() - ntp;
int loop = 1;
if (c == n)
{
loop = ls.check(c, p);
}
if (loop > 1)
{
ls.sort(2, loop, p);
}
}
int b = p.get_bT();
int d;
if (begin >= p.get_aT() && !first)
{
d = begin + b;
waiting = waiting + (begin - p.get_aT());
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=" + (begin - p.get_aT()) + " Departure=" + d);
gantt = gantt + " " + p.get_processName() + " |";
begin = d;
}
else
{
d = p.get_aT() + b;
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=0" + " Departure=" + d);
gantt = gantt + " " + "| " + p.get_processName() + " |";
first = false;
begin = d;
}
p = p.get_next();
ls.elmiTDeff(b, p);
}
ls.restPassedT();
}
else
{
ls.sort(0, size, ls.get_process());
process p = ls.get_process();
int begin = p.get_aT();
while (begin < ls.tBT())
{
if (p == null)
{
p = ls.get_process();
}
if (p.get_next() != null)
{
int ctp = p.get_timePassed();
int ntp = p.get_next().get_timePassed();
int c = p.get_aT() - ctp;
int n = p.get_next().get_aT() - ntp;
int loop = 1;
if (c == n)
{
loop = ls.check(c, p);
}
if (loop > 1)
{
ls.sort(2, loop, p);
}
}
int bt = p.get_bT();
int btP = p.get_bTimePassed();
while (p != null)
{
if (bt == btP)
{
p = p.get_next();
bt = p.get_bT();
btP = p.get_bTimePassed();
}
else
{
break;
}
}
bt = p.get_bT();
btP = p.get_bTimePassed();
if (bt != btP)
{
if (bt - btP > 1)
{
p.set_bTimePassed(btP + 1);
begin++;
}
else
{
int b = p.get_bT();
waiting = waiting + (begin - (p.get_aT() + b));
begin++;
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=" + (begin - (p.get_aT() + b)) + " Departure=" + begin);
p.set_bTimePassed(btP + 1);
}
if (!first)
{
gantt = gantt + " " + p.get_processName() + " |";
}
else
{
gantt = gantt + "| " + p.get_processName() + " |";
first = false;
}
ls.elmiTDeff(1, p);
}
}
ls.restPassedT();
}
}
else if (comboBox1.Text == "Round Roben")
{
bool first = true;
int q = (int)numericUpDown4.Value;
lsrr.sort(0, size, lsrr.get_process());
process p = lsrr.get_process();
int begin = p.get_aT();
while (begin < lsrr.tBT())
{
if (p == null)
{
p = lsrr.get_process();
}
int loop = check(p);
for (int i = 0; i < loop; i++)
{
int cpbt = p.get_bTimePassed();
int bt = p.get_bT();
if (cpbt != bt)
{
if (bt - cpbt > q)
{
p.set_bTimePassed(cpbt + q);
begin = begin + q;
}
else
{
p.set_bTimePassed(bt);
begin = begin + (bt - cpbt);
waiting = waiting + (begin - (p.get_bT() + p.get_aT()));
listBox2.Items.Add(p.get_processName() + " "
+ "waiting=" + (begin - (p.get_bT() + p.get_aT())) + " Departure=" + begin);
}
if (!first)
{
gantt = gantt + " " + p.get_processName() + " |";
}
else
{
gantt = gantt + "| " + p.get_processName() + " |";
first = false;
}
lsrr.elmiTDeff(q, p);
check(p);
}
if (p.get_next() != null)
{
if (p.get_next().get_aT() == p.get_next().get_timePassed())
{
p = p.get_next();
}
}
else
{
p = null;
}
}
}
}
label7.Text = "" + (waiting / size);
listBox3.Items.Clear();
listBox3.Items.Add(gantt);
lsrr.restPassedT();
}
public LinkedList() {
head = null;
}
public void set_next(process p) { next = p; }