public void addTimer(String timerNodeX, medNode medX, string pathNameX)
{
/*
* Three Conditions
* First Timer == null - No Timers - firstTimer = New Path
* First Timer.getNext() == null - One Timer - firstTimer.getNext().setNext(New Timer)
* First Timer.getNext() != null - > Two Timers - find last and assign
*/
if (firstTimer == null)
{
timerNode newTimer = new timerNode(timerNodeX, medX, pathNameX);
firstTimer = newTimer;
Console.ForegroundColor = ConsoleColor.DarkGray;
M.debug("New Timer Created, assigned to firstTimer");
}
else if (firstTimer.getNextTimer() == null)
{
timerNode newTimer = new timerNode(timerNodeX, medX, pathNameX);
firstTimer.setNextTimer(newTimer); //firstTimer.next = newPath
newTimer.setPrevTimer(firstTimer);
M.debug("New Timer Created, registered as second Timer created");
}
else
{
TS = firstTimer;
while (TS.getNextTimer() != null)
{
//Find last path
TS = TS.getNextTimer();
}
timerNode newPath = new timerNode(timerNodeX, medX, pathNameX);
TS.setNextTimer(newPath); //lastPath.next = newPath
newPath.setPrevTimer(TS); //newPath.last = lastPath
M.debug("Timer created, Unkown TImer possiton, Prev/Next Timer values assigned accordingly");
}
}
public void removeTimer(timerNode remove)
{
/*
* The getters for pathNodes are not build to not return null, meaning if you try and call a method like
* remove.getNext().setNext(null) but remove.getNext() is null it will hard error
*/
if (remove == firstTimer) //If the path to remove is the first path, you simple need to re-assign first path.
{
if (remove.getNextTimer() == null) //Program will error out w/o these error checks
{
firstTimer = null;
}
else
{
firstTimer = remove.getNextTimer();
firstTimer.setPrevTimer(null);
}
}
else if (remove == firstTimer.getNextTimer())
/*
* This is a simi-redundent case
* This could be handled with the else statment
* however I like handling this case seperatly I don't know why
* Anyt thing I mess with anything to do with firstTimer, I like to call it Directly
*/
{
if (remove.getNextTimer() == null)
{
firstTimer.setNextTimer(null);
remove.setPrevTimer(null); //This is a redudent clean up that I like to do, it is not necissary
}
else
{
firstTimer.setNextTimer(remove.getNextTimer());
remove.getNextTimer().setPrevTimer(firstTimer);
remove.setNextTimer(null);
remove.setPrevTimer(null);
}
}
else
{
if (remove.getNextTimer() == null)
{
remove.getPrevTimer().setNextTimer(null);
remove.setNextTimer(null);
}
else
{
remove.getPrevTimer().setNextTimer(remove.getNextTimer());
remove.getNextTimer().setPrevTimer(remove.getPrevTimer());
remove.setNextTimer(null);
remove.setPrevTimer(null);
}
}
}
