Dynamically invoking methods from classes in an assembly. : Assembly « Reflection « C# / C Sharp

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C# / C Sharp » Reflection » AssemblyScreenshots 
Dynamically invoking methods from classes in an assembly.
  


using System;
using System.Reflection;

interface IMyInterface {
    void PrintAString(string s);
    void PrintAnInteger(int i);
    void PrintSomeNumbers(string desc, int i, double d);
    int GetANumber(string s);
}

public class MyClass : IMyInterface {
    public MyClass() {
    }
    public void PrintAString(string s) {
        Console.WriteLine("PrintAString: {0}", s);
    }
    public void PrintAnInteger(int i) {
        Console.WriteLine("PrintAnInteger: {0}", i);
    }
    public void PrintSomeNumbers(string desc, int i, double d) {
        Console.WriteLine("PrintSomeNumbers String: {0}", desc);
        Console.WriteLine("Integer: {0}", i);
        Console.WriteLine("Double: {0}", d);
    }
    public int GetANumber(string s) {
        Console.WriteLine("GetANumber: {0}", s);
        return 99;
    }
    public int DoItAll(string s, int i, double d) {
        IMyInterface mi = (IMyInterface)this;
        mi.PrintSomeNumbers(s, i, d);
        return mi.GetANumber(s);
    }
}

public class MainClass {
    public static void DoDynamicInvocation(string assembly) {
        Assembly a = Assembly.LoadFrom(assembly);
        foreach (Type t in a.GetTypes()) {
            if (t.IsClass == false)
                continue;
            if (t.GetInterface("IMyInterface"== null)
                continue;
            Console.WriteLine("Creating instance of class {0}", t.FullName);
            object obj = Activator.CreateInstance(t);
            object[] args = "Dynamic"199.6 };
            object result;
            result = t.InvokeMember("DoItAll",BindingFlags.Default|BindingFlags.InvokeMethod,null,obj,args);
            Console.WriteLine("Result of dynamic call: {0}", result);
            object[] args2 = 12 };
            t.InvokeMember("PrintAnInteger",BindingFlags.Default | BindingFlags.InvokeMethod,null,obj,args2);
        }
    }
    public static void Main(string[] args) {
        MyClass dmi = new MyClass();
        dmi.PrintSomeNumbers("PrintMe"11.9);
        int i = dmi.GetANumber("GiveMeOne");
        Console.WriteLine("I = {0}", i);

        DoDynamicInvocation(args[0]);
    }
}

   
  
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