zach/COMP2240-Assignment1
1
0
Fork 0
mirror of https://github.com/zach-sb/COMP2240-Assignment1.git synced 2024-07-02 12:04:00 +10:00
Code Issues Packages Projects Releases Wiki Activity

SRT nearly working (Need to fix waiting)

Browse Source
This commit is contained in:
Zach S-B 2021-08-27 20:19:05 +10:00
parent 0805a79ceb
commit b0b108aed6
2 changed files with 23 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
Process.java
View File

@ -12,6 +12,9 @@ public class Process {
private int endTime= -1;
private int remainingTime;
public int hold = -1;
public int unhold = -1;
//Constructors

42
SRT.java
View File

@ -64,53 +64,51 @@ public class SRT {
System.out.println("SRT:");
int processesFinished = 0;
boolean startNew = true;
int shortestProcess = -1;
int lastRunProcess = -1;
//timeStep++;
do
{
if(startNew)
{
timeStep = timeStep+disp;
startNew = false;
}
checkForArrivals();
shortestProcess = findShortestProcess();
if(waitingQueue.size()>0)
{
if(waitingQueue.getFirst().isDone())
if(lastRunProcess!=shortestProcess)
{
waitingQueue.removeFirst();
System.out.println("T"+timeStep+": "+waitingQueue.get(shortestProcess).getId());
timeStep = timeStep+disp;
}
runProcessTick(waitingQueue.get(shortestProcess));
if(waitingQueue.get(shortestProcess).isDone())
{
waitingQueue.remove(shortestProcess);
processesFinished++;
startNew = true;
}
else
{
runShortestProcess();
}
lastRunProcess = shortestProcess;
}
}while(processesFinished!=processListFromFile.size());
//...
printResults();
}while(processesFinished!=processListFromFile.size());
}
private void runShortestProcess()
private int findShortestProcess()
{
int pos = 0;
int listPos = 0;
int remaining = waitingQueue.get(0).getRemainingTime();
for(int i = 1; i<waitingQueue.size(); i++)
{
if(waitingQueue.get(i).getRemainingTime()<remaining)
{
pos = i;
listPos = i;
remaining = waitingQueue.get(i).getRemainingTime();
}
}
runProcessTick(waitingQueue.get(pos));
return listPos;
}
private void runProcessTick(Process input)
@ -133,7 +131,7 @@ public class SRT {
{
for (int i = 0; i < processListFromFile.size(); i++)
{
System.out.println("T"+processListFromFile.get(i).getStartTime()+": "+processListFromFile.get(i).getId());
//System.out.println("T"+processListFromFile.get(i).getStartTime()+": "+processListFromFile.get(i).getId());
}
System.out.println("\nProcess \tTurnaround Time \tWaiting Time");