webservice的两种调用方式

如下

using ConsoleApplication1.TestWebService;using System;using System.Collections;using System.Collections.Generic;using System.IO;using System.Linq;using System.Net;using System.ServiceModel;using System.ServiceModel.Channels;using System.Text;using System.Threading.Tasks;using System.Xml;using System.Xml.Serialization;namespace ConsoleApplication1{    class Program    {        static void Main(string[] args)        {            Hashtable ht = new Hashtable();            ht.Add("customer", new Customer { Id = 1 });            ht.Add("code", 1);            var result = WebServiceCaller.QuerySoapWebService("http://localhost:49644/TestWebService.asmx", "HelloWorld", ht);            Uri uri = new Uri("http://localhost:49644/TestWebService.asmx");            BasicHttpSecurityMode securitymode = uri.Scheme.Equals("https", StringComparison.InvariantCultureIgnoreCase) ? BasicHttpSecurityMode.Transport : BasicHttpSecurityMode.None;            BasicHttpBinding binding2 = new BasicHttpBinding(securitymode);            binding2.MaxReceivedMessageSize = int.MaxValue;            binding2.Name = "TestWebServiceSoap";            binding2.ReaderQuotas = new XmlDictionaryReaderQuotas() { MaxStringContentLength = int.MaxValue };            CustomBinding binding = new CustomBinding();            binding.Name = "TestWebServiceSoap12";            binding.Elements.Add(new TextMessageEncodingBindingElement()            {                MessageVersion = MessageVersion.Soap12,                ReaderQuotas = new XmlDictionaryReaderQuotas() { MaxStringContentLength = int.MaxValue }            });            binding.Elements.Add(new HttpTransportBindingElement());                TestWebServiceSoapClient svc = new TestWebServiceSoapClient(binding, new EndpointAddress(uri));            var str = svc.HelloWorld(new TestWebService.Customer() { Id = 1 }, code: 1);        }    }    public class Customer    {        public int Id { get; set; }    }    /// <summary>    /// 利用WebRequest/WebResponse进行WebService调用的类    /// </summary>    public class WebServiceCaller    {        #region Tip:使用说明        //webServices 应该支持Get和Post调用，在web.config应该增加以下代码        //<webServices>        // <protocols>        //  <add name="HttpGet"/>        //  <add name="HttpPost"/>        // </protocols>        //</webServices>        //调用示例：        //Hashtable ht = new Hashtable(); //Hashtable 为webservice所需要的参数集        //ht.Add("str", "test");        //ht.Add("b", "true");        //XmlDocument xx = WebSvcCaller.QuerySoapWebService("http://localhost:81/service.asmx", "HelloWorld", ht);        //MessageBox.Show(xx.OuterXml);        #endregion        /// <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)        {            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(URL + "?WSDL");            SetWebRequest(request);            WebResponse response = request.GetResponse();            StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);            XmlDocument doc = new XmlDocument();            doc.LoadXml(sr.ReadToEnd());            sr.Close();            return doc.SelectSingleNode("//@targetNamespace").Value;        }        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();            }        }        /// <summary>        /// 设置凭证与超时时间        /// </summary>        /// <param name="request"></param>        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(k + "=" + 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);        }        private static Hashtable _xmlNamespaces = new Hashtable();//缓存xmlNamespace，避免重复调用GetNamespace    }}