待完善……

[csharp]using System;
using System.Collections.Generic;
using System.Text;
using System.Reflection;

namespace SearchFromDB
{
class Reflection
{
string ClassName="";
Type clstype;
public Reflection(string ClassName)
{
this.ClassName = ClassName;
}
public Reflection()
{

}
/// <summary>
/// 实例对象时需要指定类名
/// </summary>
public object GetClassInstance(string assembly ,string NameSpace)
{
//assembly为程序集名称，NameSpace为命名空间

clstype = Assembly.Load(assembly).GetType(string.Concat(NameSpace, ".", this.ClassName));
if (clstype == null)
return null;
object obj = (object)Activator.CreateInstance(clstype);
return obj;
}
/// <summary>
/// 实例对象时不用指定类名
/// </summary>
public object GetClassInstance(string assembly,string NameSpace,string classname)
{
ClassName = classname;
clstype = Assembly.Load(assembly).GetType(string.Concat(NameSpace, ".", classname));
if (clstype == null)
return null;
object obj = (object)Activator.CreateInstance(clstype);
return obj;
}
/// <summary>
/// 执行类的静态方法
/// </summary>
/// <param name="methodname">
/// 类的方法名
/// </param>
/// <param name="parameters">
/// 方法的参数类型
/// </param>
/// <param name="methodtype">
/// 方法的参数
/// </param>

public object GetMethod(string methodname, Type[] methodtype, object[] parameters)
{
// methodtype.SetValue(typeof(string),1);
System.Reflection.MethodInfo pMethod = clstype.GetMethod(methodname, BindingFlags.IgnoreCase | BindingFlags.Static | BindingFlags.Public, null, methodtype, null);
//调用方法的一些标志位，这里的含义是Public并且是实例方法，这也是默认的值
//System.Reflection.BindingFlags flag = BindingFlags.IgnoreCase | BindingFlags.Static | BindingFlags.Public;
object returnValue = pMethod.Invoke(null, parameters);
//string returnValue = pMethod.Invoke(clsObj, flag, Type.DefaultBinder, parameters,null).ToString();
return returnValue;
}
}
}
[/csharp]