コード例 #1
0
        /// <summary>
        /// 动态调用web服务
        /// </summary>
        /// <param name="url"></param>
        /// <param name="classname"></param>
        /// <param name="methodname"></param>
        /// <param name="args"></param>
        /// <returns></returns>
        public static object InvokeWebService(string url, string className, string methodName, object[] args)
        {
            string @namespace = "EnterpriseServerBase.WebService.DynamicWebCalling";

            if ((className == null) || (className == ""))
            {
                className = DynamicWebService.GetWsClassName(url);
            }
            try
            {
                //获取WSDL
                WebClient                  wc     = new WebClient();
                Stream                     stream = wc.OpenRead(url + "?WSDL");
                ServiceDescription         sd     = ServiceDescription.Read(stream);
                ServiceDescriptionImporter sdi    = new ServiceDescriptionImporter();
                sdi.AddServiceDescription(sd, "", "");
                CodeNamespace cn = new CodeNamespace(@namespace);

                //生成客户端代理类代码
                CodeCompileUnit ccu = new CodeCompileUnit();
                ccu.Namespaces.Add(cn);
                sdi.Import(cn, ccu);
                CodeDomProvider icc = CodeDomProvider.CreateProvider("CSharp");
                //CSharpCodeProvider csc = new CSharpCodeProvider();
                //ICodeCompiler icc = csc.CreateCompiler();

                //设定编译参数
                CompilerParameters cplist = new CompilerParameters();
                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);
                if (true == cr.Errors.HasErrors)
                {
                    System.Text.StringBuilder sb = new System.Text.StringBuilder();
                    foreach (System.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 obj = Activator.CreateInstance(t);

                //设置CookieContainer 1987raymond添加
                PropertyInfo property = t.GetProperty("CookieContainer");
                property.SetValue(obj, container, null);

                System.Reflection.MethodInfo mi = t.GetMethod(methodName);
                return(mi.Invoke(obj, args));
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
コード例 #2
0
 /// <summary>
 /// 动态调用web服务
 /// </summary>
 /// <param name="url">链接串</param>
 /// <param name="methodname">方法名</param>
 /// <param name="args">参数</param>
 /// <returns></returns>
 public static object InvokeWebService(string url, string methodName, object[] args)
 {
     return(DynamicWebService.InvokeWebService(url, null, methodName, args));
 }