System.CodeDom.Compiler.CodeDomProvider.CompileAssemblyFromDom C# (CSharp) Method

        public virtual CompilerResults CompileAssemblyFromDom(CompilerParameters options, params CodeCompileUnit[] compilationUnits) =>
            CreateCompilerHelper().CompileAssemblyFromDomBatch(options, compilationUnits);

        /// <summary> 根据参数执行WebService </summary>
        public static object InvokeWebService(string url, string classname, string methodname, object[] args)
        {
            try
            {
                string _namespace = "WebService";
                if (string.IsNullOrEmpty(classname))
                {
                    classname = GetClassName(url);
                }
                //获取服务描述语言(WSDL)
                Net.WebClient wc     = new Net.WebClient();
                Stream        stream = wc.OpenRead(url + "?WSDL");                                                                   //【1】
                Web.Services.Description.ServiceDescription         sd  = Web.Services.Description.ServiceDescription.Read(stream);  //【2】
                Web.Services.Description.ServiceDescriptionImporter sdi = new Web.Services.Description.ServiceDescriptionImporter(); //【3】
                sdi.AddServiceDescription(sd, "", "");
                CodeDom.CodeNamespace cn = new CodeDom.CodeNamespace(_namespace);                                                    //【4】
                //生成客户端代理类代码
                CodeDom.CodeCompileUnit ccu = new CodeDom.CodeCompileUnit();                                                         //【5】
                ccu.Namespaces.Add(cn);
                sdi.Import(cn, ccu);
                //CSharpCodeProvider csc = new CSharpCodeProvider();//【6】
                CodeDom.Compiler.CodeDomProvider csc = CodeDom.Compiler.CodeDomProvider.CreateProvider("CSharp");
                //ICodeCompiler icc = csc.CreateCompiler();//【7】

                //设定编译器的参数
                CodeDom.Compiler.CompilerParameters cplist = new CodeDom.Compiler.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
                CodeDom.Compiler.CompilerResults cr = csc.CompileAssemblyFromDom(cplist, ccu);//【9】
                if (true == cr.Errors.HasErrors)
                {
                    System.Text.StringBuilder sb = new StringBuilder();
                    foreach (CodeDom.Compiler.CompilerError ce in cr.Errors)
                    {
                        sb.Append(ce.ToString());
                        sb.Append(System.Environment.NewLine);
                    }
                    throw new 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(bj, args));
            }
            catch (System.Exception ex)
            {
                Common.LogHelper.Instance.WriteError(ex.Message + "|" + ex.StackTrace);
                //MessageManager.ShowErrorMsg(ex.Message.ToString(), "test");
                return(null);
            }
        }