private static byte[] EncodeParamsToSoap(Hashtable paras, 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>");
XmlDeclaration decl = doc.CreateXmlDeclaration("1.0", "utf-8", null);
doc.InsertBefore(decl, doc.DocumentElement);
XmlElement soapBody = doc.CreateElement("soap", "Body", "http://schemas.xmlsoap.org/soap/envelope/");
XmlElement soapMethod = doc.CreateElement(methodName);
soapMethod.SetAttribute("xmlns", xmlNS);
if (!(paras.IsNull() || paras.Count == 0)) {
foreach (string k in paras.Keys) {
XmlElement soapPar = doc.CreateElement(k);
soapPar.InnerText = paras[k].ToString();
soapMethod.AppendChild(soapPar);
}
}
soapBody.AppendChild(soapMethod);
doc.DocumentElement.AppendChild(soapBody);
return Encoding.UTF8.GetBytes(doc.OuterXml);
}
/// <summary>
/// GET方式调用WebService
/// </summary>
/// <param name="url">server接口</param>
/// <param name="methodName">方法名</param>
/// <param name="parms">参数</param>
/// <returns></returns>
public static string GetWebService(string url, string methodName, Hashtable parms) {
string param = parms.IsNull() || parms.Count == 0 ? string.Empty : ("?" + parms.ToUrl());
return GetWebService(url, methodName, param);
}