如果您注意到我对您的问题的评论,很明显我不确定您想要或需要如何解决这个问题,但在我们有更详细的描述之前,我只能为您提供这个希望它非常适合您的情况(关键在于“搜索”程序集):
var className = "System.Boolean";
var assemblyName = "mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089";
var assemblies = AppDomain.CurrentDomain.GetAssemblies();
var assembly = (from a in assemblies
where a.FullName == assemblyName
select a).SingleOrDefault();
if (assembly != null)
{
System.Runtime.Remoting.ObjectHandle obj =
System.Activator.CreateInstance(assemblyName, className);
}
.NET 2.0 兼容代码
Assembly assembly = null;
var className = "System.Boolean";
var assemblyName = "mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089";
foreach (var a in AppDomain.CurrentDomain.GetAssemblies())
{
if (a.FullName == assemblyName)
{
assembly = a;
break;
}
}
if (assembly != null)
{
System.Runtime.Remoting.ObjectHandle obj =
System.Activator.CreateInstance(assemblyName, className);
}
如果您想在尝试加载文件之前确定该文件是否存在(一个好的做法),那么,如果您知道它的名称并知道所需的位置,只需在解析程序集时尝试查找该文件:
AppDomain.CurrentDomain.AssemblyResolve += new ResolveEventHandler(CurrentDomain_AssemblyResolve);
var className = "StackOverflowLib.Class1";
var assemblyName = "StackOverflowLib.dll";
var currentAssemblyPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
var obj = Activator.CreateInstance(Path.Combine(currentAssemblyPath, assemblyName), className);
static Assembly CurrentDomain_AssemblyResolve(object sender, ResolveEventArgs args)
{
var currentAssemblyPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
if (File.Exists(Path.Combine(currentAssemblyPath, args.Name)))
{
return Assembly.LoadFile(Path.Combine(currentAssemblyPath, args.Name));
}
return null;
}