public static void FactoryGenerations()
{
int n = 10_000_000;
IComputer notebook;
// 1. SIMPLE FACTORY
var simpleFactory = ComputerFactory.Instance;
for (int i = 0; i < n; i++)
{
notebook = simpleFactory.CreateNotebook("Acer");
}
// 2. FACTORY METHOD
var factoryMethod = NotebookFactory.Instance;
for (int i = 0; i < n; i++)
{
notebook = factoryMethod.CreateComputer("Acer");
}
// 3. ABSTRACT FACTORY
var abstractFactory = EpicFactory.Instance;
for (int i = 0; i < n; i++)
{
notebook = abstractFactory.CreateNotebook();
}
// 4. GENERIC ABSTRACT FACTORY
var genericAbstract = new EpicCompany(CreatonFactory.Instance);
for (int i = 0; i < n; i++)
{
notebook = genericAbstract.CreateNotebook();
}
// 5. NON-REFLECTIVE FACTORY
var nonReflection = NonReflectedFactory.Instance;
nonReflection.RegisterNotebook("Acer", typeof(AcerNotebook));
for (int i = 0; i < n; i++)
{
notebook = nonReflection.CreateNotebook("Acer");
}
// 6. NON-REFLECTIVE GENERIC FACTORY
nonReflection = NonReflectedFactory.Instance;
for (int i = 0; i < n; i++)
{
notebook = nonReflection.CreateNotebook <AcerNotebook>();
}
// 7. REFLECTIVE FACTORY
var reflection = ReflectedFactory.Instance;
reflection.RegisterNotebooks();
for (int i = 0; i < n; i++)
{
notebook = reflection.CreateNotebook("Acer");
}
}
public static void FactoryGenerateWithTimes()
{
int n = 10000000;
Console.WriteLine(n + " iterations for each method...");
var watch = new Stopwatch();
double[] times = new double[7];
string[] methodNames = { "SimpleFactory", "FactoryMethod", "AbstractFact.", "Generic", "NoReflection", "GenericNoReflection", "Reflection" };
IComputer notebook;
var simpleFactory = ComputerFactory.Instance;
watch.Start();
for (int i = 0; i < n; i++)
{
notebook = simpleFactory.CreateNotebook("Acer");
}
watch.Stop();
times[0] = watch.ElapsedMilliseconds;
watch.Reset();
var factoryMethod = NotebookFactory.Instance;
watch.Start();
for (int i = 0; i < n; i++)
{
notebook = factoryMethod.CreateComputer("Acer");
}
watch.Stop();
times[1] = watch.ElapsedMilliseconds;
watch.Reset();
var abstractFactory = EpicFactory.Instance;
watch.Start();
for (int i = 0; i < n; i++)
{
notebook = abstractFactory.CreateNotebook();
}
watch.Stop();
times[2] = watch.ElapsedMilliseconds;
watch.Reset();
var genericAbstract = new EpicCompany(CreatonFactory.Instance);
watch.Start();
for (int i = 0; i < n; i++)
{
notebook = genericAbstract.CreateNotebook();
}
watch.Stop();
times[3] = watch.ElapsedMilliseconds;
watch.Reset();
var nonReflection = NonReflectedFactory.Instance;
watch.Start();
for (int i = 0; i < n; i++)
{
notebook = nonReflection.CreateNotebook("Acer");
}
watch.Stop();
times[4] = watch.ElapsedMilliseconds;
watch.Reset();
nonReflection = NonReflectedFactory.Instance;
watch.Start();
for (int i = 0; i < n; i++)
{
notebook = nonReflection.CreateNotebook <AcerNotebook>();
}
watch.Stop();
times[5] = watch.ElapsedMilliseconds;
watch.Reset();
var reflection = ReflectedFactory.Instance;
reflection.RegisterNotebooks();
watch.Start();
for (int i = 0; i < n; i++)
{
notebook = reflection.CreateNotebook("Acer");
}
watch.Stop();
times[6] = watch.ElapsedMilliseconds;
watch.Reset();
Console.WriteLine("Method: \t time");
for (int i = 0; i < times.Length; i++)
{
Console.WriteLine(methodNames[i] + ":\t " + times[i] + " ms");
}
}