C# 三种动态调用WebService的方法,测试通过

废话少说，直接上码：

Python 服务器端:

import soaplibfrom soaplib.service import rpcfrom soaplib.service import DefinitionBasefrom soaplib.model.primitive import String, Integerfrom soaplib.server import wsgifrom soaplib.model.clazz import Array'''This is a simple HelloWorld example to show the basics of writinga webservice using soaplib, starting a server, and creating a serviceclient.'''class SmartDataAnalyze(DefinitionBase):    @rpc(String, Integer, _returns=Array(String))    def say_hello(self, name, times):        '''        Docstrings for service methods appear as documentation in the wsdl        <b>what fun</b>        @param name the name to say hello to        @param the number of times to say hello        @return the completed array        '''        results = []        for i in range(0, times):            results.append('Hello, %s' % name)        return results    @rpc(String,String,_returns=String)    def GetHXD(self,VesselVoyage,CntrSize):      sResult=VesselVoyage + '---/---' + CntrSize      return sResultif __name__=='__main__':    try:        from wsgiref.simple_server import make_server        soap_application = soaplib.Application([SmartDataAnalyze], 'tns')        wsgi_application = wsgi.Application(soap_application)        print "listening to http://223.223.83.238/?wsdl"        server = make_server('223.223.83.238',80, wsgi_application)        server.serve_forever()    except ImportError:        print "Error: example server code requires Python >= 2.5"

C# 通用类

#region 利用WebService调用类    /// <summary>    ///  利用WebRequest/WebResponse进行WebService调用的类    /// </summary>    public class WebSvcCaller    {        //<webServices>        //  <protocols>        //    <add name="HttpGet"/>        //    <add name="HttpPost"/>        //  </protocols>        //</webServices>        private static Hashtable _xmlNamespaces = new Hashtable();//缓存xmlNamespace，避免重复调用GetNamespace        /// <summary>        /// 需要WebService支持Post调用        /// </summary>        public static XmlDocument QueryPostWebService(String URL, String MethodName, Hashtable Pars)        {            HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(URL + "/" + MethodName);            request.Method = "POST";            request.ContentType = "application/x-www-form-urlencoded";            SetWebRequest(request);            byte[] data = EncodePars(Pars);            WriteRequestData(request, data);            return ReadXmlResponse(request.GetResponse());        }        /// <summary>        /// 需要WebService支持Get调用        /// </summary>        public static XmlDocument QueryGetWebService(String URL, String MethodName, Hashtable Pars)        {            HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(URL + "/" + MethodName + "?" + ParsToString(Pars));            request.Method = "GET";            request.ContentType = "application/x-www-form-urlencoded";            SetWebRequest(request);            return ReadXmlResponse(request.GetResponse());        }        /// <summary>        /// 通用WebService调用(Soap),参数Pars为String类型的参数名、参数值        /// </summary>        public static XmlDocument QuerySoapWebService(String URL, String MethodName, Hashtable Pars)        {            if (_xmlNamespaces.ContainsKey(URL))            {                return QuerySoapWebService(URL, MethodName, Pars, _xmlNamespaces[URL].ToString());            }            else            {                return QuerySoapWebService(URL, MethodName, Pars, GetNamespace(URL));            }        }        private static XmlDocument QuerySoapWebService(String URL, String MethodName, Hashtable Pars, string XmlNs)        {            _xmlNamespaces[URL] = XmlNs;//加入缓存，提高效率            HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(URL);            request.Method = "POST";            request.ContentType = "text/xml; charset=utf-8";            request.Headers.Add("SOAPAction", "\"" + XmlNs + (XmlNs.EndsWith("/") ? "" : "/") + MethodName + "\"");            SetWebRequest(request);            byte[] data = EncodeParsToSoap(Pars, XmlNs, MethodName);            WriteRequestData(request, data);            XmlDocument doc = new XmlDocument(), doc2 = new XmlDocument();            doc = ReadXmlResponse(request.GetResponse());            XmlNamespaceManager mgr = new XmlNamespaceManager(doc.NameTable);            mgr.AddNamespace("soap", "http://schemas.xmlsoap.org/soap/envelope/");            String RetXml = doc.SelectSingleNode("//soap:Body/*/*", mgr).InnerXml;            doc2.LoadXml("<root>" + RetXml + "</root>");            AddDelaration(doc2);            return doc2;        }        private static string GetNamespace(String URL)        {            string sURL = URL; string sResult = "";            if (URL.IndexOf("?") < 0)            {                sURL = URL + "?WSDL";            }            try            {                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(sURL);                SetWebRequest(request);                WebResponse response = request.GetResponse();                StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);                XmlDocument doc = new XmlDocument();                doc.LoadXml(sr.ReadToEnd());                sr.Close();                sResult= doc.SelectSingleNode("//@targetNamespace").Value;            }            catch            {            }            return sResult;        }        private static byte[] EncodeParsToSoap(Hashtable Pars, String XmlNs, String MethodName)        {            XmlDocument doc = new XmlDocument();            doc.LoadXml("<soap:Envelope xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\"></soap:Envelope>");            AddDelaration(doc);            XmlElement soapBody = doc.CreateElement("soap", "Body", "http://schemas.xmlsoap.org/soap/envelope/");            XmlElement soapMethod = doc.CreateElement(MethodName);            soapMethod.SetAttribute("xmlns", XmlNs);            foreach (string k in Pars.Keys)            {                XmlElement soapPar = doc.CreateElement(k);                soapPar.InnerXml = ObjectToSoapXml(Pars[k]);                soapMethod.AppendChild(soapPar);            }            soapBody.AppendChild(soapMethod);            doc.DocumentElement.AppendChild(soapBody);            return Encoding.UTF8.GetBytes(doc.OuterXml);        }        private static string ObjectToSoapXml(object o)        {            XmlSerializer mySerializer = new XmlSerializer(o.GetType());            MemoryStream ms = new MemoryStream();            mySerializer.Serialize(ms, o);            XmlDocument doc = new XmlDocument();            doc.LoadXml(Encoding.UTF8.GetString(ms.ToArray()));            if (doc.DocumentElement != null)            {                return doc.DocumentElement.InnerXml;            }            else            {                return o.ToString();            }        }        private static void SetWebRequest(HttpWebRequest request)        {            request.Credentials = CredentialCache.DefaultCredentials;            request.Timeout = 10000;        }        private static void WriteRequestData(HttpWebRequest request, byte[] data)        {            request.ContentLength = data.Length;            Stream writer = request.GetRequestStream();            writer.Write(data, 0, data.Length);            writer.Close();        }        private static byte[] EncodePars(Hashtable Pars)        {            return Encoding.UTF8.GetBytes(ParsToString(Pars));        }        private static String ParsToString(Hashtable Pars)        {            StringBuilder sb = new StringBuilder();            foreach (string k in Pars.Keys)            {                if (sb.Length > 0)                {                    sb.Append("&");                }                //sb.Append(HttpUtility.UrlEncode(k) + "=" + HttpUtility.UrlEncode(Pars[k].ToString()));            }            return sb.ToString();        }        private static XmlDocument ReadXmlResponse(WebResponse response)        {            StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);            String retXml = sr.ReadToEnd();            sr.Close();            XmlDocument doc = new XmlDocument();            doc.LoadXml(retXml);            return doc;        }        private static void AddDelaration(XmlDocument doc)        {            XmlDeclaration decl = doc.CreateXmlDeclaration("1.0", "utf-8", null);            doc.InsertBefore(decl, doc.DocumentElement);        }    }#endregion

调用Demo:

public string GetDAWebService()    {         Hashtable ht = new Hashtable();         ht.Add("VesselVoyage", "dfdasf");         ht.Add("CntrSize", "20");         XmlDocument xdoc = WebSvcCaller.QuerySoapWebService("http://223.223.83.238/?wsdl", "GetHXD", ht);         return xdoc.OuterXml.ToString();    }