C#中Winform动态调用Webservice的方法(转)

                    using
                     System;

                    using
                     System.Collections.Generic;

                    using
                     System.Linq;

                    using
                     System.Text;

                    using
                     System.IO;

                    using
                     System.Net;

                    using
                     System.CodeDom;

                    using
                     System.CodeDom.Compiler;

                    using
                     System.Web.Services.Description;

                    using
                     Microsoft.CSharp;

                    namespace
                     NetbankTMP
{
    
                    public
                    static
                    class
                     WebServiceHelper
    {
        
                    ///
                    <summary>
                    ///
                     动态调用WebService
        
                    ///
                    </summary>
                    ///
                    <param name="url">
                    WebService地址
                    </param>
                    ///
                    <param name="methodname">
                    方法名(模块名)
                    </param>
                    ///
                    <param name="args">
                    参数列表,无参数为null
                    </param>
                    ///
                    <returns>
                    object
                    </returns>
                    public
                    static
                    object InvokeWebService(string url, string methodname, object[] args)
        {
            return InvokeWebService(url, null, methodname, args);
        }
        ///<summary>/// 动态调用WebService
        ///</summary>///<param name="url">WebService地址</param>///<param name="classname">类名</param>///<param name="methodname">方法名(模块名)</param>///<param name="args">参数列表</param>///<returns>object</returns>publicstaticobject InvokeWebService(string url, string classname, string methodname, object[] args)
         {
             string @namespace = "fangqm.Netbank.WebService.webservice";
             if (classname == null || classname == "")
             {
                 classname = WebServiceHelper.GetClassName(url);
             }
            //获取服务描述语言(WSDL)
              WebClient wc = new WebClient();
             Stream stream = wc.OpenRead(url+"?WSDL");//【1】
            ServiceDescription sd = ServiceDescription.Read(stream);//【2】
             ServiceDescriptionImporter sdi = new ServiceDescriptionImporter();//【3】
             sdi.AddServiceDescription(sd, "", "");
             CodeNamespace cn = new CodeNamespace(@namespace);//【4】
             //生成客户端代理类代码
             CodeCompileUnit ccu = new CodeCompileUnit();//【5】            ccu.Namespaces.Add(cn);
             sdi.Import(cn, ccu);
            CSharpCodeProvider csc = new CSharpCodeProvider();//【6】
             ICodeCompiler icc = csc.CreateCompiler();//【7】
             //设定编译器的参数
             CompilerParameters cplist = new CompilerParameters();//【8】
             cplist.GenerateExecutable = false;
             cplist.GenerateInMemory = true;
             cplist.ReferencedAssemblies.Add("System.dll");
             cplist.ReferencedAssemblies.Add("System.XML.dll");
             cplist.ReferencedAssemblies.Add("System.Web.Services.dll");
             cplist.ReferencedAssemblies.Add("System.Data.dll");
             //编译代理类
             CompilerResults cr = icc.CompileAssemblyFromDom(cplist, ccu);//【9】if (true == cr.Errors.HasErrors)
            {
 System.Text.StringBuilder sb = new StringBuilder();
                foreach (CompilerError ce in cr.Errors)
                 {
                     sb.Append(ce.ToString());
                     sb.Append(System.Environment.NewLine);
                 }
                 thrownew Exception(sb.ToString());
             }
 
            //生成代理实例,并调用方法
             System.Reflection.Assembly assembly = cr.CompiledAssembly;
             Type t = assembly.GetType(@namespace+"."+ classname, true, true);
             object bj = Activator.CreateInstance(t);//【10】
             System.Reflection.MethodInfo mi = t.GetMethod(methodname);//【11】return mi.Invoke(obj, args);
 
         }
        privatestaticstring GetClassName(string url)
        {
            //假如URL为"http://localhost/InvokeService/Service1.asmx"
            //最终的返回值为 Service1string[] parts = url.Split(‘/‘);
            string[] pps = parts[parts.Length - 1].Split(‘.‘);
            return pps[0];
        }
    }
}