1 /// <summary> 2 /// 动态调用webservice 3 /// </summary> 4 /// <param name="url"></param> 5 /// <param name="methodName"></param> 6 /// <param name="args"></param> 7 /// <returns></returns> 8 public static object InvokeWebService(string url, string methodName, object[] args) 9 { 10 //这里的namespace是需引用的webservices的命名空间 11 string @namespace = "WebServerClient"; 12 try 13 { 14 //获取WSDL 15 WebClient webClient = new WebClient(); 16 Stream stream = webClient.OpenRead(url + "?WSDL"); 17 ServiceDescription serviceDescription = ServiceDescription.Read(stream); 18 string classname = serviceDescription.Services[0].Name; 19 ServiceDescriptionImporter serviceDescriptionImporter = new ServiceDescriptionImporter(); 20 serviceDescriptionImporter.AddServiceDescription(serviceDescription, null, null); 21 CodeNamespace cn = new CodeNamespace(@namespace); 22 23 //生成客户端代理类代码 24 CodeCompileUnit codeCompileUnit = new CodeCompileUnit(); 25 codeCompileUnit.Namespaces.Add(cn); 26 serviceDescriptionImporter.Import(cn, codeCompileUnit); 27 CSharpCodeProvider csc = new CSharpCodeProvider(); 28 29 //设定编译参数 30 CompilerParameters compilerParameters = new CompilerParameters(); 31 compilerParameters.GenerateExecutable = false; 32 compilerParameters.GenerateInMemory = true; 33 compilerParameters.ReferencedAssemblies.Add("System.dll"); 34 compilerParameters.ReferencedAssemblies.Add("System.XML.dll"); 35 compilerParameters.ReferencedAssemblies.Add("System.Data.dll"); 36 compilerParameters.ReferencedAssemblies.Add("System.Web.Services.dll"); 37 38 //编译代理类 39 CompilerResults compilerResults = csc.CompileAssemblyFromDom(compilerParameters, codeCompileUnit); 40 if (true == compilerResults.Errors.HasErrors) 41 { 42 StringBuilder sb = new System.Text.StringBuilder(); 43 foreach (CompilerError ce in compilerResults.Errors) 44 { 45 sb.Append(ce.ToString()); 46 sb.Append(System.Environment.NewLine); 47 } 48 throw new Exception(sb.ToString()); 49 } 50 51 //生成代理实例，并调用方法 52 Assembly assembly = compilerResults.CompiledAssembly; 53 Type type = assembly.GetType(@namespace + "." + classname, true, true); 54 object obj = Activator.CreateInstance(type); 55 MethodInfo methodInfo = type.GetMethod(methodName); 56 57 return methodInfo.Invoke(obj, args); 58 } 59 catch (Exception ex) 60 { 61 throw ex; 62 } 63 64 string url = @"http://localhost:6568/Services/Test.asmx"; 65 66 object obj = Tools.InvokeWebService(url, "TestMethod", new object[] { }); 67 Response.Write(obj.ToString() + "</br></br>"); 68 69 args = "{\"APPID\":1,\"APPName\":\"愤怒的小鸟\",\"APPVersion\":\"1.0\",\"ChannelNumber\":99886,\"PackageName\":\"123.123.123\"}"; 70 obj = Tools.InvokeWebService(url, "AddAPPInfo", new object[] { args }); 71 Response.Write(obj.ToString() + "</br></br>"); 72 73