Zi 字媒體
2017-07-25T20:27:27+00:00
C#建立DLL並且動態載入和動態卸載
資料來源:
00.http://codex.wiki/post/121123-558
01.https://dotblogs.com.tw/chou/2009/06/22/8930
02.https://social.msdn.microsoft.com/Forums/en-US/a6a896ca-8905-41fb-8f52-7f39e89c9a91/problem-loading-and-unloading-dynamically-an-assembly-dll-in-c?forum=csharplanguage
01.DLL 程式瑪
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace CS_ClassLibrary1
{
public class Class1
{
public void showMessage(String data)
{
Console.WriteLine(“DLL_showMessage:\t” + data);
}
}
}
02.EXE 程式瑪
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Reflection;
/*
資料來源:
00.http://codex.wiki/post/121123-558
01.https://dotblogs.com.tw/chou/2009/06/22/8930
02.https://social.msdn.microsoft.com/Forums/en-US/a6a896ca-8905-41fb-8f52-7f39e89c9a91/problem-loading-and-unloading-dynamically-an-assembly-dll-in-c?forum=csharplanguage
*/
namespace CS_Console_DLL_test
{
class Program
{
static void Main(string[] args)
{
AppDomain ad = AppDomain.CreateDomain(“Test”);
// Loader lives in another AppDomain
Loader loader = (Loader)ad.CreateInstanceAndUnwrap(typeof(Loader).Assembly.FullName,typeof(Loader).FullName);
loader.LoadAssembly(@”.\CS_ClassLibrary1.dll”);
loader.ExecuteStaticMethod(“CS_ClassLibrary1.Class1”, “showMessage”, “123456”);
AppDomain.Unload(ad);
loader = null;
Console.ReadLine();
}
class Loader : MarshalByRefObject
{
private Assembly _assembly;
public override object InitializeLifetimeService()
{
return null;
}
public void LoadAssembly(string path)
{
_assembly = Assembly.Load(AssemblyName.GetAssemblyName(path));
}
public object ExecuteStaticMethod(string fullClassName, string methodName, params Object[] args)
{
if (_assembly == null)
{
return false;
}
Type tp = _assembly.GetType(fullClassName);
if (tp == null)
{
return false;
}
MethodInfo method = tp.GetMethod(methodName);
if (method == null)
{
return false;
}
Object obj = Activator.CreateInstance(tp);
method.Invoke(obj, args);
return true;
}
}
}
}
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