/// <summary>
/// Compare Using Custom Comparer
/// </summary>
private void CompareUsingCustomComparer()
{
Console.WriteLine("=> Compare Using Custom Comparer: ");
NormalCar[] myAutos = new NormalCar[5];
myAutos[0] = new NormalCar("Rusty", 80, 1);
myAutos[1] = new NormalCar("Mary", 40, 234);
myAutos[2] = new NormalCar("Viper", 40, 34);
myAutos[3] = new NormalCar("Mel", 40, 4);
myAutos[4] = new NormalCar("Chucky", 40, 5);
// Display current array
foreach (NormalCar c in myAutos)
{
Console.WriteLine("{0}: {1}", c.CarID, c.PetName);
}
// Now, sort by pet name
Array.Sort(myAutos, new PetNameComparer());
// Dump sorted array
Console.WriteLine("Order by pet name:");
foreach (NormalCar c in myAutos)
{
Console.WriteLine("{0}: {1}", c.CarID, c.PetName);
}
Console.WriteLine();
}
/// <summary>
/// Compare Using Comparable Interface With Custom Property And SortTypes
/// </summary>
private void CompareUsingComparableInterfaceWithCustomPropertyAndSortTypes()
{
Console.WriteLine("=> Compare Using Comparable Interface " +
"With Custom Property And SortTypes: ");
NormalCar[] myAutos = new NormalCar[5];
myAutos[0] = new NormalCar("Rusty", 80, 1);
myAutos[1] = new NormalCar("Mary", 40, 234);
myAutos[2] = new NormalCar("Viper", 40, 34);
myAutos[3] = new NormalCar("Mel", 40, 4);
myAutos[4] = new NormalCar("Chucky", 40, 5);
// Display current array
foreach (NormalCar c in myAutos)
{
Console.WriteLine("{0}: {1}", c.CarID, c.PetName);
}
// Now, sort by pet name
Array.Sort(myAutos, CustomPropertyAndSortTypesComparableCar.SortByPetName);
// Dump sorted array
Console.WriteLine("Order by pet name:");
foreach (NormalCar c in myAutos)
{
Console.WriteLine("{0}: {1}", c.CarID, c.PetName);
}
Console.WriteLine();
Console.WriteLine();
}
/// <summary>
/// Comparable Interface Usage
/// </summary>
private void ComparableInterfaceUsage()
{
Console.WriteLine("=> Comparable Interface Usage: ");
NormalCar[] myAutos = new NormalCar[5];
myAutos[0] = new NormalCar("Rusty", 80, 1);
myAutos[1] = new NormalCar("Mary", 40, 234);
myAutos[2] = new NormalCar("Viper", 40, 34);
myAutos[3] = new NormalCar("Mel", 40, 4);
myAutos[4] = new NormalCar("Chucky", 40, 5);
// Display current array
foreach (NormalCar c in myAutos)
{
Console.WriteLine("{0}: {1}", c.CarID, c.PetName);
}
// Now, sort them using IComparable
Array.Sort(myAutos);
Console.WriteLine();
// Display sorted array
Console.WriteLine("Here is the ordered set of cars: ");
foreach (NormalCar c in myAutos)
{
Console.WriteLine("{0}: {1}", c.CarID, c.PetName);
}
Console.WriteLine();
}
int IComparer.Compare(object o1, object o2)
{
NormalCar t1 = o1 as NormalCar;
NormalCar t2 = o2 as NormalCar;
if (t1 != null && t2 != null)
{
return(string.Compare(t1.PetName, t2.PetName));
}
else
{
throw new ArgumentNullException("Parameter is not a Car!");
}
}
