public void Eat()
{
if (TakeWidelecInPrawyHand())
{
if (TakeWidelecInLewyHand())
{
this.State = PhilosopherState.Eating;
Console.WriteLine("{0} je z {1} i {2}", Name, PrawyWidelec.WidelecID, LewyWidelec.WidelecID);
Thread.Sleep(rand.Next(5000, 10000));
contCount = 0;
PrawyWidelec.Put();
LewyWidelec.Put();
}
else
{
Thread.Sleep(rand.Next(100, 400));
if (TakeWidelecInLewyHand())
{
this.State = PhilosopherState.Eating;
Console.WriteLine("{0} je z {1} i {2}", Name, PrawyWidelec.WidelecID, LewyWidelec.WidelecID);
Thread.Sleep(rand.Next(5000, 10000));
contCount = 0;
PrawyWidelec.Put();
LewyWidelec.Put();
}
else
{
PrawyWidelec.Put();
}
}
}
else
{
if (TakeWidelecInLewyHand())
{
Thread.Sleep(rand.Next(100, 400));
if (TakeWidelecInPrawyHand())
{
this.State = PhilosopherState.Eating;
Console.WriteLine("{0} je z {1} i {2}", Name, PrawyWidelec.WidelecID, LewyWidelec.WidelecID);
Thread.Sleep(rand.Next(5000, 10000));
contCount = 0;
PrawyWidelec.Put();
LewyWidelec.Put();
}
else
{
LewyWidelec.Put();
}
}
}
Think();
}
public Philosopher(Widelec PrawyWidelec, Widelec LewyWidelec, string name, int starvThreshold)
{
this.PrawyWidelec = PrawyWidelec;
this.LewyWidelec = LewyWidelec;
Name = name;
State = PhilosopherState.Thinking;
StarvationThreshold = starvThreshold;
}
// Constructor
public Philosopher(string name, int starvationTreshold, Chopstick Left, Chopstick Right)
{
this.name = name;
this.starvationTreshold = starvationTreshold;
LeftChopstick = Left;
RightChopstick = Right;
state = PhilosopherState.Thinking;
}
public void Think()
{
this.State = PhilosopherState.Thinking;
Console.WriteLine("{0} mysli o {1}", Name, Thread.CurrentThread.Priority.ToString());
Thread.Sleep(rand.Next(2500, 20000));
contCount++;
if (contCount > StarvationThreshold)
{
Console.WriteLine("{0} gloduje", Name);
}
Eat();
}
public void canEat()
{
// Philosopher is holding chopsticks in both hands so he can start eating
this.state = PhilosopherState.Eating;
Console.WriteLine("{0} je uzywajac w lewej rece {1} a w prawej {2}", name, LeftChopstick.name, RightChopstick.name);
// Eating takes some time
Thread.Sleep(new Random().Next(3000, 10000));
// Reset thinking counter
thinkingCombo = 0;
// Place back the chopsticks
RightChopstick.Put();
LeftChopstick.Put();
}
public void Think()
{
// Start thinking (it takes some time)
this.state = PhilosopherState.Thinking;
Console.WriteLine("{0} mysli", name);
Thread.Sleep(new Random().Next(6000, 20000));
thinkingCombo++;
if (thinkingCombo > starvationTreshold)
{
Console.WriteLine("{0} zaczyna glodowac :-(", name);
}
Eat();
}
/// <summary>
/// Update philosoher state and corresponding UI elements
/// </summary>
public void SetState(PhilosopherState state)
{
State = state;
switch (State)
{
case PhilosopherState.Hungry:
statusLabel.Dispatcher.Invoke(new Action(() => statusLabel.Content = "Hungry"));
foodText.Dispatcher.Invoke(new Action(() => foodText.Text = FoodCount.ToString()));
break;
case PhilosopherState.Eating:
rSprite.Dispatcher.Invoke(new Action(() => rSprite.Visibility = Visibility.Visible));
lSprite.Dispatcher.Invoke(new Action(() => lSprite.Visibility = Visibility.Visible));
pSprite.Dispatcher.Invoke(new Action(() => pSprite.Visibility = Visibility.Visible));
statusLabel.Dispatcher.Invoke(new Action(() => statusLabel.Content = "Eating"));
foodText.Dispatcher.Invoke(new Action(() => foodText.Text = FoodCount.ToString()));
FoodCount--;
Thread.Sleep(EatMs);
break;
case PhilosopherState.Thinking:
rSprite.Dispatcher.Invoke(new Action(() => rSprite.Visibility = Visibility.Hidden));
lSprite.Dispatcher.Invoke(new Action(() => lSprite.Visibility = Visibility.Hidden));
pSprite.Dispatcher.Invoke(new Action(() => pSprite.Visibility = Visibility.Hidden));
statusLabel.Dispatcher.Invoke(new Action(() => statusLabel.Content = "Thinking..."));
foodText.Dispatcher.Invoke(new Action(() => foodText.Text = FoodCount.ToString()));
Thread.Sleep(ThinkMs);
break;
case PhilosopherState.Done:
statusLabel.Dispatcher.Invoke(new Action(() => statusLabel.Content = "Done."));
foodText.Dispatcher.Invoke(new Action(() => foodText.Text = FoodCount.ToString()));
break;
default:
break;
}
}
public PhilosopherEventArgs(ForksState forksState, PhilosopherState state, int number)
{
ForksState = forksState;
Number = number;
State = state;
}
