. TypeBuilder EnumBuilder, .
using System;
using System.Reflection;
using System.Reflection.Emit;
//
AssemblyName an = new AssemblyName("MyAssembly");
an.Version = new Version("1.0.0.0");
// .
AssemblyBuilder ab;
ab = AppDomain.CurrentDomain.DefineDynamicAssembly(an, AssemblyBuilderAccess.Save);
//
ModuleBuilder mb = ab.DefineDynamicModule("MyModule", "My.dll");
//
EnumBuilder tb = mb.DefineEnum("MyColors", TypeAttributes.Public, typeof(int));
//
tb.DefineLiteral("Red", 0);
tb.DefineLiteral("Pink", 1);
tb.DefineLiteral("Green", 2);
//
tb.CreateType();
//
ab.Save("My2.dll");
My2.dll, enum MyColors, Red, Pink Green.
2.2.7.4 "Hello World!"
"Hello World!".
"Hello World!":
using System;
using System.Reflection;
using System.Reflection.Emit;
namespace DynHelloWorld
{ class Programmer
{ static public Type WriteCode()
{ AssemblyName assemblyName = new AssemblyName();
assemblyName.Name = "HelloWorldAssembly";
AssemblyBuilder assemblyBuilder =
AppDomain.CurrentDomain.DefineDynamicAssembly(
assemblyName, AssemblyBuilderAccess.Run);
ModuleBuilder moduleBuilder =
assemblyBuilder.DefineDynamicModule("HelloWorldModule");
TypeBuilder typeBuilder =
moduleBuilder.DefineType("HelloWorldClass"
, TypeAttributes.Public);
MethodBuilder methodBuilder =
typeBuilder.DefineMethod("HelloWorld"
, MethodAttributes.Public
, null, null);
ILGenerator il = methodBuilder.GetILGenerator();
// .
il.EmitWriteLine("Hello World!");
il.Emit(OpCodes.Ret);
return typeBuilder.CreateType();
}
}
class Class1
{ static void Main()
{ Type typeCode = Programmer.WriteCode();
object objCode = Activator.CreateInstance(typeCode);
MethodInfo methodInfo = typeCode.GetMethod("HelloWorld");
methodInfo.Invoke(objCode, null);
Console.ReadLine();
}
}
}
- Programmer WriteCode(). HelloWorldClass, HelloWorldModule, HelloWorldAssembly.
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- -Buider'o, System. Reflection. Emit, . ( TypeAttributes. Public MethodAttributes. Public).
, . IL: .
, , , .
, . , AssemblyResolve AppDomain. - . ( ), .